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-rw-r--r--net/802/tr.c24
-rw-r--r--net/8021q/vlan.c26
-rw-r--r--net/8021q/vlan.h6
-rw-r--r--net/8021q/vlan_core.c2
-rw-r--r--net/8021q/vlan_dev.c54
-rw-r--r--net/Kconfig5
-rw-r--r--net/appletalk/aarp.c3
-rw-r--r--net/appletalk/ddp.c2
-rw-r--r--net/appletalk/sysctl_net_atalk.c14
-rw-r--r--net/atm/atm_sysfs.c2
-rw-r--r--net/atm/br2684.c7
-rw-r--r--net/atm/clip.c4
-rw-r--r--net/atm/lec.c60
-rw-r--r--net/atm/mpc.c36
-rw-r--r--net/atm/mpoa_caches.c18
-rw-r--r--net/ax25/sysctl_net_ax25.c56
-rw-r--r--net/bluetooth/bnep/core.c3
-rw-r--r--net/bluetooth/bnep/netdev.c6
-rw-r--r--net/bluetooth/hci_sysfs.c7
-rw-r--r--net/bridge/br_device.c18
-rw-r--r--net/bridge/br_if.c2
-rw-r--r--net/bridge/br_netfilter.c10
-rw-r--r--net/bridge/br_sysfs_br.c2
-rw-r--r--net/bridge/netfilter/ebt_log.c18
-rw-r--r--net/core/datagram.c5
-rw-r--r--net/core/dev.c232
-rw-r--r--net/core/dst.c6
-rw-r--r--net/core/fib_rules.c7
-rw-r--r--net/core/filter.c19
-rw-r--r--net/core/flow.c2
-rw-r--r--net/core/neighbour.c67
-rw-r--r--net/core/net-sysfs.c12
-rw-r--r--net/core/net_namespace.c2
-rw-r--r--net/core/netpoll.c14
-rw-r--r--net/core/pktgen.c31
-rw-r--r--net/core/rtnetlink.c15
-rw-r--r--net/core/skbuff.c3
-rw-r--r--net/core/sock.c36
-rw-r--r--net/core/sysctl_net_core.c34
-rw-r--r--net/dccp/ccid.c48
-rw-r--r--net/dccp/ccid.h5
-rw-r--r--net/dccp/ccids/ccid2.c6
-rw-r--r--net/dccp/dccp.h8
-rw-r--r--net/dccp/diag.c2
-rw-r--r--net/dccp/feat.c626
-rw-r--r--net/dccp/feat.h92
-rw-r--r--net/dccp/input.c2
-rw-r--r--net/dccp/ipv4.c13
-rw-r--r--net/dccp/ipv6.c5
-rw-r--r--net/dccp/minisocks.c8
-rw-r--r--net/dccp/options.c19
-rw-r--r--net/dccp/output.c17
-rw-r--r--net/dccp/probe.c12
-rw-r--r--net/dccp/proto.c125
-rw-r--r--net/dccp/sysctl.c7
-rw-r--r--net/dccp/timer.c12
-rw-r--r--net/decnet/dn_route.c1
-rw-r--r--net/decnet/sysctl_net_decnet.c44
-rw-r--r--net/dsa/slave.c2
-rw-r--r--net/dsa/tag_dsa.c1
-rw-r--r--net/dsa/tag_edsa.c1
-rw-r--r--net/dsa/tag_trailer.c1
-rw-r--r--net/ethernet/eth.c13
-rw-r--r--net/ieee80211/Kconfig57
-rw-r--r--net/ieee80211/ieee80211_crypt_ccmp.c13
-rw-r--r--net/ieee80211/ieee80211_crypt_tkip.c29
-rw-r--r--net/ieee80211/ieee80211_module.c26
-rw-r--r--net/ieee80211/ieee80211_rx.c116
-rw-r--r--net/ieee80211/ieee80211_wx.c30
-rw-r--r--net/ipv4/af_inet.c7
-rw-r--r--net/ipv4/ah4.c4
-rw-r--r--net/ipv4/arp.c36
-rw-r--r--net/ipv4/cipso_ipv4.c1
-rw-r--r--net/ipv4/devinet.c19
-rw-r--r--net/ipv4/esp4.c4
-rw-r--r--net/ipv4/fib_frontend.c10
-rw-r--r--net/ipv4/fib_hash.c12
-rw-r--r--net/ipv4/fib_semantics.c8
-rw-r--r--net/ipv4/fib_trie.c6
-rw-r--r--net/ipv4/icmp.c27
-rw-r--r--net/ipv4/igmp.c46
-rw-r--r--net/ipv4/inet_connection_sock.c6
-rw-r--r--net/ipv4/inet_diag.c19
-rw-r--r--net/ipv4/inet_hashtables.c170
-rw-r--r--net/ipv4/inet_lro.c4
-rw-r--r--net/ipv4/inet_timewait_sock.c26
-rw-r--r--net/ipv4/inetpeer.c2
-rw-r--r--net/ipv4/ip_forward.c2
-rw-r--r--net/ipv4/ip_fragment.c21
-rw-r--r--net/ipv4/ip_gre.c14
-rw-r--r--net/ipv4/ip_input.c10
-rw-r--r--net/ipv4/ip_output.c6
-rw-r--r--net/ipv4/ip_sockglue.c72
-rw-r--r--net/ipv4/ipcomp.c4
-rw-r--r--net/ipv4/ipconfig.c40
-rw-r--r--net/ipv4/ipip.c2
-rw-r--r--net/ipv4/ipmr.c155
-rw-r--r--net/ipv4/netfilter/arp_tables.c16
-rw-r--r--net/ipv4/netfilter/ip_tables.c12
-rw-r--r--net/ipv4/netfilter/ipt_CLUSTERIP.c9
-rw-r--r--net/ipv4/netfilter/ipt_LOG.c7
-rw-r--r--net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c27
-rw-r--r--net/ipv4/netfilter/nf_conntrack_proto_icmp.c4
-rw-r--r--net/ipv4/netfilter/nf_nat_h323.c58
-rw-r--r--net/ipv4/netfilter/nf_nat_irc.c4
-rw-r--r--net/ipv4/netfilter/nf_nat_rule.c6
-rw-r--r--net/ipv4/netfilter/nf_nat_sip.c18
-rw-r--r--net/ipv4/netfilter/nf_nat_snmp_basic.c9
-rw-r--r--net/ipv4/raw.c8
-rw-r--r--net/ipv4/route.c225
-rw-r--r--net/ipv4/sysctl_net_ipv4.c188
-rw-r--r--net/ipv4/tcp.c10
-rw-r--r--net/ipv4/tcp_cubic.c120
-rw-r--r--net/ipv4/tcp_diag.c2
-rw-r--r--net/ipv4/tcp_input.c8
-rw-r--r--net/ipv4/tcp_ipv4.c82
-rw-r--r--net/ipv4/tcp_minisocks.c2
-rw-r--r--net/ipv4/tcp_output.c8
-rw-r--r--net/ipv4/tcp_probe.c7
-rw-r--r--net/ipv4/tcp_timer.c12
-rw-r--r--net/ipv4/tcp_yeah.c4
-rw-r--r--net/ipv4/udp.c267
-rw-r--r--net/ipv4/udp_impl.h4
-rw-r--r--net/ipv4/udplite.c14
-rw-r--r--net/ipv4/xfrm4_policy.c3
-rw-r--r--net/ipv6/addrconf.c80
-rw-r--r--net/ipv6/addrlabel.c34
-rw-r--r--net/ipv6/ah6.c4
-rw-r--r--net/ipv6/anycast.c6
-rw-r--r--net/ipv6/esp6.c4
-rw-r--r--net/ipv6/exthdrs.c2
-rw-r--r--net/ipv6/icmp.c15
-rw-r--r--net/ipv6/inet6_hashtables.c89
-rw-r--r--net/ipv6/ip6_flowlabel.c4
-rw-r--r--net/ipv6/ip6_output.c2
-rw-r--r--net/ipv6/ip6mr.c5
-rw-r--r--net/ipv6/ipcomp6.c4
-rw-r--r--net/ipv6/mcast.c12
-rw-r--r--net/ipv6/ndisc.c103
-rw-r--r--net/ipv6/netfilter/ip6t_LOG.c7
-rw-r--r--net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c5
-rw-r--r--net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c2
-rw-r--r--net/ipv6/netfilter/nf_conntrack_reasm.c6
-rw-r--r--net/ipv6/reassembly.c12
-rw-r--r--net/ipv6/route.c45
-rw-r--r--net/ipv6/sysctl_net_ipv6.c4
-rw-r--r--net/ipv6/tcp_ipv6.c15
-rw-r--r--net/ipv6/udp.c145
-rw-r--r--net/ipv6/udp_impl.h4
-rw-r--r--net/ipv6/udplite.c9
-rw-r--r--net/ipv6/xfrm6_policy.c10
-rw-r--r--net/ipx/sysctl_net_ipx.c2
-rw-r--r--net/irda/irlan/irlan_client.c4
-rw-r--r--net/irda/irlan/irlan_common.c2
-rw-r--r--net/irda/irsysctl.c50
-rw-r--r--net/llc/llc_proc.c3
-rw-r--r--net/llc/sysctl_net_llc.c20
-rw-r--r--net/mac80211/cfg.c141
-rw-r--r--net/mac80211/debugfs.c12
-rw-r--r--net/mac80211/debugfs_key.c4
-rw-r--r--net/mac80211/debugfs_netdev.c117
-rw-r--r--net/mac80211/debugfs_sta.c84
-rw-r--r--net/mac80211/event.c5
-rw-r--r--net/mac80211/ht.c252
-rw-r--r--net/mac80211/ieee80211_i.h62
-rw-r--r--net/mac80211/iface.c27
-rw-r--r--net/mac80211/key.c10
-rw-r--r--net/mac80211/main.c224
-rw-r--r--net/mac80211/mesh.c4
-rw-r--r--net/mac80211/mesh.h5
-rw-r--r--net/mac80211/mesh_hwmp.c6
-rw-r--r--net/mac80211/mesh_plink.c49
-rw-r--r--net/mac80211/mlme.c502
-rw-r--r--net/mac80211/rate.c52
-rw-r--r--net/mac80211/rate.h11
-rw-r--r--net/mac80211/rc80211_minstrel.c109
-rw-r--r--net/mac80211/rc80211_minstrel.h2
-rw-r--r--net/mac80211/rc80211_pid.h3
-rw-r--r--net/mac80211/rc80211_pid_algo.c32
-rw-r--r--net/mac80211/rc80211_pid_debugfs.c5
-rw-r--r--net/mac80211/rx.c77
-rw-r--r--net/mac80211/scan.c24
-rw-r--r--net/mac80211/sta_info.c37
-rw-r--r--net/mac80211/sta_info.h42
-rw-r--r--net/mac80211/tkip.c10
-rw-r--r--net/mac80211/tx.c437
-rw-r--r--net/mac80211/util.c20
-rw-r--r--net/mac80211/wep.c26
-rw-r--r--net/mac80211/wep.h2
-rw-r--r--net/mac80211/wext.c88
-rw-r--r--net/mac80211/wme.c32
-rw-r--r--net/mac80211/wpa.c32
-rw-r--r--net/netfilter/ipvs/ip_vs_conn.c20
-rw-r--r--net/netfilter/ipvs/ip_vs_core.c20
-rw-r--r--net/netfilter/ipvs/ip_vs_ctl.c82
-rw-r--r--net/netfilter/ipvs/ip_vs_dh.c34
-rw-r--r--net/netfilter/ipvs/ip_vs_ftp.c13
-rw-r--r--net/netfilter/ipvs/ip_vs_lblc.c69
-rw-r--r--net/netfilter/ipvs/ip_vs_lblcr.c96
-rw-r--r--net/netfilter/ipvs/ip_vs_lc.c3
-rw-r--r--net/netfilter/ipvs/ip_vs_nq.c3
-rw-r--r--net/netfilter/ipvs/ip_vs_proto.c38
-rw-r--r--net/netfilter/ipvs/ip_vs_proto_ah_esp.c10
-rw-r--r--net/netfilter/ipvs/ip_vs_proto_tcp.c8
-rw-r--r--net/netfilter/ipvs/ip_vs_proto_udp.c8
-rw-r--r--net/netfilter/ipvs/ip_vs_rr.c3
-rw-r--r--net/netfilter/ipvs/ip_vs_sed.c3
-rw-r--r--net/netfilter/ipvs/ip_vs_sh.c34
-rw-r--r--net/netfilter/ipvs/ip_vs_sync.c4
-rw-r--r--net/netfilter/ipvs/ip_vs_wlc.c3
-rw-r--r--net/netfilter/ipvs/ip_vs_wrr.c3
-rw-r--r--net/netfilter/ipvs/ip_vs_xmit.c34
-rw-r--r--net/netfilter/nf_conntrack_acct.c2
-rw-r--r--net/netfilter/nf_conntrack_ftp.c15
-rw-r--r--net/netfilter/nf_conntrack_h323_main.c12
-rw-r--r--net/netfilter/nf_conntrack_irc.c13
-rw-r--r--net/netfilter/nf_conntrack_proto_generic.c4
-rw-r--r--net/netfilter/nf_conntrack_proto_sctp.c28
-rw-r--r--net/netfilter/nf_conntrack_proto_tcp.c50
-rw-r--r--net/netfilter/nf_conntrack_proto_udp.c8
-rw-r--r--net/netfilter/nf_conntrack_proto_udplite.c4
-rw-r--r--net/netfilter/nf_conntrack_standalone.c16
-rw-r--r--net/netfilter/xt_hashlimit.c14
-rw-r--r--net/netfilter/xt_iprange.c36
-rw-r--r--net/netfilter/xt_recent.c10
-rw-r--r--net/netlabel/netlabel_addrlist.c4
-rw-r--r--net/netlink/attr.c2
-rw-r--r--net/netrom/sysctl_net_netrom.c48
-rw-r--r--net/packet/af_packet.c2
-rw-r--r--net/phonet/pep-gprs.c41
-rw-r--r--net/phonet/sysctl.c2
-rw-r--r--net/rfkill/rfkill-input.c337
-rw-r--r--net/rfkill/rfkill-input.h3
-rw-r--r--net/rfkill/rfkill.c85
-rw-r--r--net/rose/sysctl_net_rose.c40
-rw-r--r--net/rxrpc/af_rxrpc.c4
-rw-r--r--net/rxrpc/ar-error.c3
-rw-r--r--net/rxrpc/ar-local.c16
-rw-r--r--net/rxrpc/ar-peer.c8
-rw-r--r--net/rxrpc/ar-proc.c16
-rw-r--r--net/rxrpc/ar-transport.c12
-rw-r--r--net/rxrpc/rxkad.c2
-rw-r--r--net/sched/Kconfig22
-rw-r--r--net/sched/Makefile2
-rw-r--r--net/sched/cls_api.c3
-rw-r--r--net/sched/cls_basic.c2
-rw-r--r--net/sched/cls_cgroup.c288
-rw-r--r--net/sched/cls_fw.c2
-rw-r--r--net/sched/cls_route.c2
-rw-r--r--net/sched/cls_tcindex.c6
-rw-r--r--net/sched/cls_u32.c11
-rw-r--r--net/sched/ematch.c18
-rw-r--r--net/sched/sch_api.c15
-rw-r--r--net/sched/sch_atm.c36
-rw-r--r--net/sched/sch_blackhole.c1
-rw-r--r--net/sched/sch_cbq.c43
-rw-r--r--net/sched/sch_drr.c506
-rw-r--r--net/sched/sch_dsmark.c22
-rw-r--r--net/sched/sch_fifo.c4
-rw-r--r--net/sched/sch_generic.c40
-rw-r--r--net/sched/sch_gred.c22
-rw-r--r--net/sched/sch_hfsc.c37
-rw-r--r--net/sched/sch_htb.c49
-rw-r--r--net/sched/sch_multiq.c82
-rw-r--r--net/sched/sch_netem.c159
-rw-r--r--net/sched/sch_prio.c50
-rw-r--r--net/sched/sch_red.c33
-rw-r--r--net/sched/sch_sfq.c69
-rw-r--r--net/sched/sch_tbf.c44
-rw-r--r--net/sched/sch_teql.c19
-rw-r--r--net/sctp/ipv6.c35
-rw-r--r--net/sctp/protocol.c18
-rw-r--r--net/sctp/sm_statefuns.c10
-rw-r--r--net/sctp/socket.c2
-rw-r--r--net/sctp/sysctl.c82
-rw-r--r--net/socket.c1
-rw-r--r--net/sunrpc/clnt.c8
-rw-r--r--net/sunrpc/rpcb_clnt.c17
-rw-r--r--net/sunrpc/svcauth_unix.c24
-rw-r--r--net/sunrpc/svcsock.c6
-rw-r--r--net/sunrpc/xprtrdma/svc_rdma_transport.c12
-rw-r--r--net/sunrpc/xprtrdma/transport.c14
-rw-r--r--net/sunrpc/xprtrdma/verbs.c14
-rw-r--r--net/sunrpc/xprtsock.c41
-rw-r--r--net/tipc/eth_media.c3
-rw-r--r--net/tipc/name_table.c2
-rw-r--r--net/unix/af_unix.c197
-rw-r--r--net/unix/garbage.c12
-rw-r--r--net/unix/sysctl_net_unix.c3
-rw-r--r--net/wanrouter/wanmain.c36
-rw-r--r--net/wireless/Kconfig10
-rw-r--r--net/wireless/Makefile1
-rw-r--r--net/wireless/core.c9
-rw-r--r--net/wireless/lib80211.c65
-rw-r--r--net/wireless/nl80211.c288
-rw-r--r--net/wireless/reg.c462
-rw-r--r--net/wireless/reg.h20
-rw-r--r--net/wireless/util.c19
-rw-r--r--net/x25/sysctl_net_x25.c22
-rw-r--r--net/xfrm/xfrm_policy.c22
-rw-r--r--net/xfrm/xfrm_state.c24
-rw-r--r--net/xfrm/xfrm_user.c52
302 files changed, 6880 insertions, 4895 deletions
diff --git a/net/802/tr.c b/net/802/tr.c
index 18c66475d8c3..158150fee462 100644
--- a/net/802/tr.c
+++ b/net/802/tr.c
@@ -285,10 +285,7 @@ void tr_source_route(struct sk_buff *skb,struct trh_hdr *trh,
if(entry)
{
#if TR_SR_DEBUG
-{
-DECLARE_MAC_BUF(mac);
-printk("source routing for %s\n",print_mac(mac, trh->daddr));
-}
+printk("source routing for %pM\n", trh->daddr);
#endif
if(!entry->local_ring && (ntohs(entry->rcf) & TR_RCF_LEN_MASK) >> 8)
{
@@ -370,9 +367,8 @@ static void tr_add_rif_info(struct trh_hdr *trh, struct net_device *dev)
if(entry==NULL)
{
#if TR_SR_DEBUG
- DECLARE_MAC_BUF(mac);
- printk("adding rif_entry: addr:%s rcf:%04X\n",
- print_mac(mac, trh->saddr), ntohs(trh->rcf));
+ printk("adding rif_entry: addr:%pM rcf:%04X\n",
+ trh->saddr, ntohs(trh->rcf));
#endif
/*
* Allocate our new entry. A failure to allocate loses
@@ -417,11 +413,8 @@ static void tr_add_rif_info(struct trh_hdr *trh, struct net_device *dev)
!(trh->rcf & htons(TR_RCF_BROADCAST_MASK)))
{
#if TR_SR_DEBUG
-{
-DECLARE_MAC_BUF(mac);
-printk("updating rif_entry: addr:%s rcf:%04X\n",
- print_mac(mac, trh->saddr), ntohs(trh->rcf));
-}
+printk("updating rif_entry: addr:%pM rcf:%04X\n",
+ trh->saddr, ntohs(trh->rcf));
#endif
entry->rcf = trh->rcf & htons((unsigned short)~TR_RCF_BROADCAST_MASK);
memcpy(&(entry->rseg[0]),&(trh->rseg[0]),8*sizeof(unsigned short));
@@ -532,7 +525,6 @@ static int rif_seq_show(struct seq_file *seq, void *v)
{
int j, rcf_len, segment, brdgnmb;
struct rif_cache *entry = v;
- DECLARE_MAC_BUF(mac);
if (v == SEQ_START_TOKEN)
seq_puts(seq,
@@ -542,9 +534,9 @@ static int rif_seq_show(struct seq_file *seq, void *v)
long ttl = (long) (entry->last_used + sysctl_tr_rif_timeout)
- (long) jiffies;
- seq_printf(seq, "%s %s %7li ",
+ seq_printf(seq, "%s %pM %7li ",
dev?dev->name:"?",
- print_mac(mac, entry->addr),
+ entry->addr,
ttl/HZ);
if (entry->local_ring)
@@ -643,7 +635,7 @@ static struct ctl_table tr_table[] = {
.data = &sysctl_tr_rif_timeout,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{ 0 },
};
diff --git a/net/8021q/vlan.c b/net/8021q/vlan.c
index f0e335aa20df..41e8f65bd3f0 100644
--- a/net/8021q/vlan.c
+++ b/net/8021q/vlan.c
@@ -46,10 +46,10 @@ int vlan_net_id;
/* Our listing of VLAN group(s) */
static struct hlist_head vlan_group_hash[VLAN_GRP_HASH_SIZE];
-static char vlan_fullname[] = "802.1Q VLAN Support";
-static char vlan_version[] = DRV_VERSION;
-static char vlan_copyright[] = "Ben Greear <greearb@candelatech.com>";
-static char vlan_buggyright[] = "David S. Miller <davem@redhat.com>";
+const char vlan_fullname[] = "802.1Q VLAN Support";
+const char vlan_version[] = DRV_VERSION;
+static const char vlan_copyright[] = "Ben Greear <greearb@candelatech.com>";
+static const char vlan_buggyright[] = "David S. Miller <davem@redhat.com>";
static struct packet_type vlan_packet_type = {
.type = __constant_htons(ETH_P_8021Q),
@@ -144,6 +144,7 @@ void unregister_vlan_dev(struct net_device *dev)
{
struct vlan_dev_info *vlan = vlan_dev_info(dev);
struct net_device *real_dev = vlan->real_dev;
+ const struct net_device_ops *ops = real_dev->netdev_ops;
struct vlan_group *grp;
u16 vlan_id = vlan->vlan_id;
@@ -156,7 +157,7 @@ void unregister_vlan_dev(struct net_device *dev)
* HW accelerating devices or SW vlan input packet processing.
*/
if (real_dev->features & NETIF_F_HW_VLAN_FILTER)
- real_dev->vlan_rx_kill_vid(real_dev, vlan_id);
+ ops->ndo_vlan_rx_kill_vid(real_dev, vlan_id);
vlan_group_set_device(grp, vlan_id, NULL);
grp->nr_vlans--;
@@ -170,7 +171,7 @@ void unregister_vlan_dev(struct net_device *dev)
vlan_gvrp_uninit_applicant(real_dev);
if (real_dev->features & NETIF_F_HW_VLAN_RX)
- real_dev->vlan_rx_register(real_dev, NULL);
+ ops->ndo_vlan_rx_register(real_dev, NULL);
hlist_del_rcu(&grp->hlist);
@@ -205,21 +206,21 @@ static void vlan_transfer_operstate(const struct net_device *dev,
int vlan_check_real_dev(struct net_device *real_dev, u16 vlan_id)
{
- char *name = real_dev->name;
+ const char *name = real_dev->name;
+ const struct net_device_ops *ops = real_dev->netdev_ops;
if (real_dev->features & NETIF_F_VLAN_CHALLENGED) {
pr_info("8021q: VLANs not supported on %s\n", name);
return -EOPNOTSUPP;
}
- if ((real_dev->features & NETIF_F_HW_VLAN_RX) &&
- !real_dev->vlan_rx_register) {
+ if ((real_dev->features & NETIF_F_HW_VLAN_RX) && !ops->ndo_vlan_rx_register) {
pr_info("8021q: device %s has buggy VLAN hw accel\n", name);
return -EOPNOTSUPP;
}
if ((real_dev->features & NETIF_F_HW_VLAN_FILTER) &&
- (!real_dev->vlan_rx_add_vid || !real_dev->vlan_rx_kill_vid)) {
+ (!ops->ndo_vlan_rx_add_vid || !ops->ndo_vlan_rx_kill_vid)) {
pr_info("8021q: Device %s has buggy VLAN hw accel\n", name);
return -EOPNOTSUPP;
}
@@ -240,6 +241,7 @@ int register_vlan_dev(struct net_device *dev)
{
struct vlan_dev_info *vlan = vlan_dev_info(dev);
struct net_device *real_dev = vlan->real_dev;
+ const struct net_device_ops *ops = real_dev->netdev_ops;
u16 vlan_id = vlan->vlan_id;
struct vlan_group *grp, *ngrp = NULL;
int err;
@@ -275,9 +277,9 @@ int register_vlan_dev(struct net_device *dev)
grp->nr_vlans++;
if (ngrp && real_dev->features & NETIF_F_HW_VLAN_RX)
- real_dev->vlan_rx_register(real_dev, ngrp);
+ ops->ndo_vlan_rx_register(real_dev, ngrp);
if (real_dev->features & NETIF_F_HW_VLAN_FILTER)
- real_dev->vlan_rx_add_vid(real_dev, vlan_id);
+ ops->ndo_vlan_rx_add_vid(real_dev, vlan_id);
return 0;
diff --git a/net/8021q/vlan.h b/net/8021q/vlan.h
index a6603a4d917f..82570bc2a180 100644
--- a/net/8021q/vlan.h
+++ b/net/8021q/vlan.h
@@ -108,8 +108,10 @@ static inline int vlan_gvrp_init(void) { return 0; }
static inline void vlan_gvrp_uninit(void) {}
#endif
-int vlan_netlink_init(void);
-void vlan_netlink_fini(void);
+extern const char vlan_fullname[];
+extern const char vlan_version[];
+extern int vlan_netlink_init(void);
+extern void vlan_netlink_fini(void);
extern struct rtnl_link_ops vlan_link_ops;
diff --git a/net/8021q/vlan_core.c b/net/8021q/vlan_core.c
index 68ced4bf158c..dd86a1dc4cd0 100644
--- a/net/8021q/vlan_core.c
+++ b/net/8021q/vlan_core.c
@@ -47,8 +47,6 @@ int vlan_hwaccel_do_receive(struct sk_buff *skb)
skb->priority = vlan_get_ingress_priority(dev, skb->vlan_tci);
skb->vlan_tci = 0;
- dev->last_rx = jiffies;
-
stats = &dev->stats;
stats->rx_packets++;
stats->rx_bytes += skb->len;
diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c
index 8883e9c8a223..71193a6b10e6 100644
--- a/net/8021q/vlan_dev.c
+++ b/net/8021q/vlan_dev.c
@@ -163,8 +163,6 @@ int vlan_skb_recv(struct sk_buff *skb, struct net_device *dev,
goto err_unlock;
}
- skb->dev->last_rx = jiffies;
-
stats = &skb->dev->stats;
stats->rx_packets++;
stats->rx_bytes += skb->len;
@@ -526,6 +524,7 @@ out:
static int vlan_dev_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
{
struct net_device *real_dev = vlan_dev_info(dev)->real_dev;
+ const struct net_device_ops *ops = real_dev->netdev_ops;
struct ifreq ifrr;
int err = -EOPNOTSUPP;
@@ -536,8 +535,8 @@ static int vlan_dev_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
case SIOCGMIIPHY:
case SIOCGMIIREG:
case SIOCSMIIREG:
- if (real_dev->do_ioctl && netif_device_present(real_dev))
- err = real_dev->do_ioctl(real_dev, &ifrr, cmd);
+ if (netif_device_present(real_dev) && ops->ndo_do_ioctl)
+ err = ops->ndo_do_ioctl(real_dev, &ifrr, cmd);
break;
}
@@ -648,6 +647,26 @@ static void vlan_dev_uninit(struct net_device *dev)
}
}
+static int vlan_ethtool_get_settings(struct net_device *dev,
+ struct ethtool_cmd *cmd)
+{
+ const struct vlan_dev_info *vlan = vlan_dev_info(dev);
+ struct net_device *real_dev = vlan->real_dev;
+
+ if (!real_dev->ethtool_ops->get_settings)
+ return -EOPNOTSUPP;
+
+ return real_dev->ethtool_ops->get_settings(real_dev, cmd);
+}
+
+static void vlan_ethtool_get_drvinfo(struct net_device *dev,
+ struct ethtool_drvinfo *info)
+{
+ strcpy(info->driver, vlan_fullname);
+ strcpy(info->version, vlan_version);
+ strcpy(info->fw_version, "N/A");
+}
+
static u32 vlan_ethtool_get_rx_csum(struct net_device *dev)
{
const struct vlan_dev_info *vlan = vlan_dev_info(dev);
@@ -672,11 +691,27 @@ static u32 vlan_ethtool_get_flags(struct net_device *dev)
}
static const struct ethtool_ops vlan_ethtool_ops = {
+ .get_settings = vlan_ethtool_get_settings,
+ .get_drvinfo = vlan_ethtool_get_drvinfo,
.get_link = ethtool_op_get_link,
.get_rx_csum = vlan_ethtool_get_rx_csum,
.get_flags = vlan_ethtool_get_flags,
};
+static const struct net_device_ops vlan_netdev_ops = {
+ .ndo_change_mtu = vlan_dev_change_mtu,
+ .ndo_init = vlan_dev_init,
+ .ndo_uninit = vlan_dev_uninit,
+ .ndo_open = vlan_dev_open,
+ .ndo_stop = vlan_dev_stop,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_set_mac_address = vlan_dev_set_mac_address,
+ .ndo_set_rx_mode = vlan_dev_set_rx_mode,
+ .ndo_set_multicast_list = vlan_dev_set_rx_mode,
+ .ndo_change_rx_flags = vlan_dev_change_rx_flags,
+ .ndo_do_ioctl = vlan_dev_ioctl,
+};
+
void vlan_setup(struct net_device *dev)
{
ether_setup(dev);
@@ -684,16 +719,7 @@ void vlan_setup(struct net_device *dev)
dev->priv_flags |= IFF_802_1Q_VLAN;
dev->tx_queue_len = 0;
- dev->change_mtu = vlan_dev_change_mtu;
- dev->init = vlan_dev_init;
- dev->uninit = vlan_dev_uninit;
- dev->open = vlan_dev_open;
- dev->stop = vlan_dev_stop;
- dev->set_mac_address = vlan_dev_set_mac_address;
- dev->set_rx_mode = vlan_dev_set_rx_mode;
- dev->set_multicast_list = vlan_dev_set_rx_mode;
- dev->change_rx_flags = vlan_dev_change_rx_flags;
- dev->do_ioctl = vlan_dev_ioctl;
+ dev->netdev_ops = &vlan_netdev_ops;
dev->destructor = free_netdev;
dev->ethtool_ops = &vlan_ethtool_ops;
diff --git a/net/Kconfig b/net/Kconfig
index d789d79551ae..4e2e40ba8ba6 100644
--- a/net/Kconfig
+++ b/net/Kconfig
@@ -27,11 +27,14 @@ menu "Networking options"
config NET_NS
bool "Network namespace support"
default n
- depends on EXPERIMENTAL && !SYSFS && NAMESPACES
+ depends on EXPERIMENTAL && NAMESPACES
help
Allow user space to create what appear to be multiple instances
of the network stack.
+config COMPAT_NET_DEV_OPS
+ def_bool y
+
source "net/packet/Kconfig"
source "net/unix/Kconfig"
source "net/xfrm/Kconfig"
diff --git a/net/appletalk/aarp.c b/net/appletalk/aarp.c
index b25c1e909d14..b03ff58e9308 100644
--- a/net/appletalk/aarp.c
+++ b/net/appletalk/aarp.c
@@ -995,7 +995,6 @@ static int aarp_seq_show(struct seq_file *seq, void *v)
struct aarp_iter_state *iter = seq->private;
struct aarp_entry *entry = v;
unsigned long now = jiffies;
- DECLARE_MAC_BUF(mac);
if (v == SEQ_START_TOKEN)
seq_puts(seq,
@@ -1006,7 +1005,7 @@ static int aarp_seq_show(struct seq_file *seq, void *v)
ntohs(entry->target_addr.s_net),
(unsigned int) entry->target_addr.s_node,
entry->dev ? entry->dev->name : "????");
- seq_printf(seq, "%s", print_mac(mac, entry->hwaddr));
+ seq_printf(seq, "%pM", entry->hwaddr);
seq_printf(seq, " %8s",
dt2str((long)entry->expires_at - (long)now));
if (iter->table == unresolved)
diff --git a/net/appletalk/ddp.c b/net/appletalk/ddp.c
index d3134e7e6ee8..c3f002717378 100644
--- a/net/appletalk/ddp.c
+++ b/net/appletalk/ddp.c
@@ -1284,7 +1284,7 @@ static int handle_ip_over_ddp(struct sk_buff *skb)
skb->dev = dev;
skb_reset_transport_header(skb);
- stats = dev->priv;
+ stats = netdev_priv(dev);
stats->rx_packets++;
stats->rx_bytes += skb->len + 13;
netif_rx(skb); /* Send the SKB up to a higher place. */
diff --git a/net/appletalk/sysctl_net_atalk.c b/net/appletalk/sysctl_net_atalk.c
index 621805dfa2f4..8d237b15183b 100644
--- a/net/appletalk/sysctl_net_atalk.c
+++ b/net/appletalk/sysctl_net_atalk.c
@@ -17,8 +17,8 @@ static struct ctl_table atalk_table[] = {
.data = &sysctl_aarp_expiry_time,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{
.ctl_name = NET_ATALK_AARP_TICK_TIME,
@@ -26,8 +26,8 @@ static struct ctl_table atalk_table[] = {
.data = &sysctl_aarp_tick_time,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{
.ctl_name = NET_ATALK_AARP_RETRANSMIT_LIMIT,
@@ -35,7 +35,7 @@ static struct ctl_table atalk_table[] = {
.data = &sysctl_aarp_retransmit_limit,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_ATALK_AARP_RESOLVE_TIME,
@@ -43,8 +43,8 @@ static struct ctl_table atalk_table[] = {
.data = &sysctl_aarp_resolve_time,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{ 0 },
};
diff --git a/net/atm/atm_sysfs.c b/net/atm/atm_sysfs.c
index 1b88311f2130..b5674dc2083d 100644
--- a/net/atm/atm_sysfs.c
+++ b/net/atm/atm_sysfs.c
@@ -149,7 +149,7 @@ int atm_register_sysfs(struct atm_dev *adev)
cdev->class = &atm_class;
dev_set_drvdata(cdev, adev);
- snprintf(cdev->bus_id, BUS_ID_SIZE, "%s%d", adev->type, adev->number);
+ dev_set_name(cdev, "%s%d", adev->type, adev->number);
err = device_register(cdev);
if (err < 0)
return err;
diff --git a/net/atm/br2684.c b/net/atm/br2684.c
index 280de481edc7..ea9438fc6855 100644
--- a/net/atm/br2684.c
+++ b/net/atm/br2684.c
@@ -101,7 +101,7 @@ static LIST_HEAD(br2684_devs);
static inline struct br2684_dev *BRPRIV(const struct net_device *net_dev)
{
- return (struct br2684_dev *)net_dev->priv;
+ return (struct br2684_dev *)netdev_priv(net_dev);
}
static inline struct net_device *list_entry_brdev(const struct list_head *le)
@@ -698,12 +698,11 @@ static int br2684_seq_show(struct seq_file *seq, void *v)
br2684_devs);
const struct net_device *net_dev = brdev->net_dev;
const struct br2684_vcc *brvcc;
- DECLARE_MAC_BUF(mac);
- seq_printf(seq, "dev %.16s: num=%d, mac=%s (%s)\n",
+ seq_printf(seq, "dev %.16s: num=%d, mac=%pM (%s)\n",
net_dev->name,
brdev->number,
- print_mac(mac, net_dev->dev_addr),
+ net_dev->dev_addr,
brdev->mac_was_set ? "set" : "auto");
list_for_each_entry(brvcc, &brdev->brvccs, brvccs) {
diff --git a/net/atm/clip.c b/net/atm/clip.c
index 5b5b96344ce6..2d33a83be799 100644
--- a/net/atm/clip.c
+++ b/net/atm/clip.c
@@ -822,8 +822,8 @@ static void atmarp_info(struct seq_file *seq, struct net_device *dev,
seq_printf(seq, "%-6s%-4s%-4s%5ld ",
dev->name, svc ? "SVC" : "PVC", llc ? "LLC" : "NULL", exp);
- off = scnprintf(buf, sizeof(buf) - 1, "%d.%d.%d.%d",
- NIPQUAD(entry->ip));
+ off = scnprintf(buf, sizeof(buf) - 1, "%pI4",
+ &entry->ip);
while (off < 16)
buf[off++] = ' ';
buf[off] = '\0';
diff --git a/net/atm/lec.c b/net/atm/lec.c
index 8f701cde5945..e5e301550e8a 100644
--- a/net/atm/lec.c
+++ b/net/atm/lec.c
@@ -152,7 +152,7 @@ static void lec_handle_bridge(struct sk_buff *skb, struct net_device *dev)
buff += 4;
mesg->content.normal.flag = *buff & 0x01; /* 0x01 is topology change */
- priv = (struct lec_priv *)dev->priv;
+ priv = netdev_priv(dev);
atm_force_charge(priv->lecd, skb2->truesize);
sk = sk_atm(priv->lecd);
skb_queue_tail(&sk->sk_receive_queue, skb2);
@@ -218,7 +218,7 @@ static unsigned char *get_tr_dst(unsigned char *packet, unsigned char *rdesc)
static int lec_open(struct net_device *dev)
{
- struct lec_priv *priv = (struct lec_priv *)dev->priv;
+ struct lec_priv *priv = netdev_priv(dev);
netif_start_queue(dev);
memset(&priv->stats, 0, sizeof(struct net_device_stats));
@@ -252,7 +252,7 @@ static void lec_tx_timeout(struct net_device *dev)
static int lec_start_xmit(struct sk_buff *skb, struct net_device *dev)
{
struct sk_buff *skb2;
- struct lec_priv *priv = (struct lec_priv *)dev->priv;
+ struct lec_priv *priv = netdev_priv(dev);
struct lecdatahdr_8023 *lec_h;
struct atm_vcc *vcc;
struct lec_arp_table *entry;
@@ -373,19 +373,13 @@ static int lec_start_xmit(struct sk_buff *skb, struct net_device *dev)
if (entry && (entry->tx_wait.qlen < LEC_UNRES_QUE_LEN)) {
pr_debug("%s:lec_start_xmit: queuing packet, ",
dev->name);
- pr_debug("MAC address " MAC_FMT "\n",
- lec_h->h_dest[0], lec_h->h_dest[1],
- lec_h->h_dest[2], lec_h->h_dest[3],
- lec_h->h_dest[4], lec_h->h_dest[5]);
+ pr_debug("MAC address %pM\n", lec_h->h_dest);
skb_queue_tail(&entry->tx_wait, skb);
} else {
pr_debug
("%s:lec_start_xmit: tx queue full or no arp entry, dropping, ",
dev->name);
- pr_debug("MAC address " MAC_FMT "\n",
- lec_h->h_dest[0], lec_h->h_dest[1],
- lec_h->h_dest[2], lec_h->h_dest[3],
- lec_h->h_dest[4], lec_h->h_dest[5]);
+ pr_debug("MAC address %pM\n", lec_h->h_dest);
priv->stats.tx_dropped++;
dev_kfree_skb(skb);
}
@@ -397,10 +391,7 @@ static int lec_start_xmit(struct sk_buff *skb, struct net_device *dev)
while (entry && (skb2 = skb_dequeue(&entry->tx_wait))) {
pr_debug("lec.c: emptying tx queue, ");
- pr_debug("MAC address " MAC_FMT "\n",
- lec_h->h_dest[0], lec_h->h_dest[1],
- lec_h->h_dest[2], lec_h->h_dest[3],
- lec_h->h_dest[4], lec_h->h_dest[5]);
+ pr_debug("MAC address %pM\n", lec_h->h_dest);
lec_send(vcc, skb2, priv);
}
@@ -442,14 +433,14 @@ static int lec_close(struct net_device *dev)
*/
static struct net_device_stats *lec_get_stats(struct net_device *dev)
{
- return &((struct lec_priv *)dev->priv)->stats;
+ return &((struct lec_priv *)netdev_priv(dev))->stats;
}
static int lec_atm_send(struct atm_vcc *vcc, struct sk_buff *skb)
{
unsigned long flags;
struct net_device *dev = (struct net_device *)vcc->proto_data;
- struct lec_priv *priv = (struct lec_priv *)dev->priv;
+ struct lec_priv *priv = netdev_priv(dev);
struct atmlec_msg *mesg;
struct lec_arp_table *entry;
int i;
@@ -539,15 +530,8 @@ static int lec_atm_send(struct atm_vcc *vcc, struct sk_buff *skb)
{
struct net_bridge_fdb_entry *f;
- pr_debug
- ("%s: bridge zeppelin asks about " MAC_FMT "\n",
- dev->name,
- mesg->content.proxy.mac_addr[0],
- mesg->content.proxy.mac_addr[1],
- mesg->content.proxy.mac_addr[2],
- mesg->content.proxy.mac_addr[3],
- mesg->content.proxy.mac_addr[4],
- mesg->content.proxy.mac_addr[5]);
+ pr_debug("%s: bridge zeppelin asks about %pM\n",
+ dev->name, mesg->content.proxy.mac_addr);
if (br_fdb_get_hook == NULL || dev->br_port == NULL)
break;
@@ -596,7 +580,7 @@ static void lec_atm_close(struct atm_vcc *vcc)
{
struct sk_buff *skb;
struct net_device *dev = (struct net_device *)vcc->proto_data;
- struct lec_priv *priv = (struct lec_priv *)dev->priv;
+ struct lec_priv *priv = netdev_priv(dev);
priv->lecd = NULL;
/* Do something needful? */
@@ -727,7 +711,7 @@ static void lec_push(struct atm_vcc *vcc, struct sk_buff *skb)
{
unsigned long flags;
struct net_device *dev = (struct net_device *)vcc->proto_data;
- struct lec_priv *priv = (struct lec_priv *)dev->priv;
+ struct lec_priv *priv = netdev_priv(dev);
#if DUMP_PACKETS >0
int i = 0;
@@ -874,7 +858,7 @@ static int lec_vcc_attach(struct atm_vcc *vcc, void __user *arg)
vpriv->old_pop = vcc->pop;
vcc->user_back = vpriv;
vcc->pop = lec_pop;
- lec_vcc_added(dev_lec[ioc_data.dev_num]->priv,
+ lec_vcc_added(netdev_priv(dev_lec[ioc_data.dev_num]),
&ioc_data, vcc, vcc->push);
vcc->proto_data = dev_lec[ioc_data.dev_num];
vcc->push = lec_push;
@@ -886,7 +870,8 @@ static int lec_mcast_attach(struct atm_vcc *vcc, int arg)
if (arg < 0 || arg >= MAX_LEC_ITF || !dev_lec[arg])
return -EINVAL;
vcc->proto_data = dev_lec[arg];
- return (lec_mcast_make((struct lec_priv *)dev_lec[arg]->priv, vcc));
+ return lec_mcast_make((struct lec_priv *)netdev_priv(dev_lec[arg]),
+ vcc);
}
/* Initialize device. */
@@ -928,11 +913,11 @@ static int lecd_attach(struct atm_vcc *vcc, int arg)
return -EINVAL;
}
- priv = dev_lec[i]->priv;
+ priv = netdev_priv(dev_lec[i]);
priv->is_trdev = is_trdev;
lec_init(dev_lec[i]);
} else {
- priv = dev_lec[i]->priv;
+ priv = netdev_priv(dev_lec[i]);
if (priv->lecd)
return -EADDRINUSE;
}
@@ -1093,7 +1078,8 @@ static void *lec_itf_walk(struct lec_state *state, loff_t *l)
void *v;
dev = state->dev ? state->dev : dev_lec[state->itf];
- v = (dev && dev->priv) ? lec_priv_walk(state, l, dev->priv) : NULL;
+ v = (dev && netdev_priv(dev)) ?
+ lec_priv_walk(state, l, netdev_priv(dev)) : NULL;
if (!v && dev) {
dev_put(dev);
/* Partial state reset for the next time we get called */
@@ -1255,7 +1241,7 @@ static void __exit lane_module_cleanup(void)
for (i = 0; i < MAX_LEC_ITF; i++) {
if (dev_lec[i] != NULL) {
- priv = (struct lec_priv *)dev_lec[i]->priv;
+ priv = netdev_priv(dev_lec[i]);
unregister_netdev(dev_lec[i]);
free_netdev(dev_lec[i]);
dev_lec[i] = NULL;
@@ -1279,7 +1265,7 @@ static int lane2_resolve(struct net_device *dev, const u8 *dst_mac, int force,
u8 **tlvs, u32 *sizeoftlvs)
{
unsigned long flags;
- struct lec_priv *priv = (struct lec_priv *)dev->priv;
+ struct lec_priv *priv = netdev_priv(dev);
struct lec_arp_table *table;
struct sk_buff *skb;
int retval;
@@ -1326,7 +1312,7 @@ static int lane2_associate_req(struct net_device *dev, const u8 *lan_dst,
{
int retval;
struct sk_buff *skb;
- struct lec_priv *priv = (struct lec_priv *)dev->priv;
+ struct lec_priv *priv = netdev_priv(dev);
if (compare_ether_addr(lan_dst, dev->dev_addr))
return (0); /* not our mac address */
@@ -1363,7 +1349,7 @@ static void lane2_associate_ind(struct net_device *dev, const u8 *mac_addr,
#if 0
int i = 0;
#endif
- struct lec_priv *priv = (struct lec_priv *)dev->priv;
+ struct lec_priv *priv = netdev_priv(dev);
#if 0 /*
* Why have the TLVs in LE_ARP entries
* since we do not use them? When you
diff --git a/net/atm/mpc.c b/net/atm/mpc.c
index 11b16d16661c..12e9ea371db1 100644
--- a/net/atm/mpc.c
+++ b/net/atm/mpc.c
@@ -232,8 +232,8 @@ void atm_mpoa_disp_qos(struct seq_file *m)
seq_printf(m, "IP address\n TX:max_pcr pcr min_pcr max_cdv max_sdu\n RX:max_pcr pcr min_pcr max_cdv max_sdu\n");
while (qos != NULL) {
- seq_printf(m, "%u.%u.%u.%u\n %-7d %-7d %-7d %-7d %-7d\n %-7d %-7d %-7d %-7d %-7d\n",
- NIPQUAD(qos->ipaddr),
+ seq_printf(m, "%pI4\n %-7d %-7d %-7d %-7d %-7d\n %-7d %-7d %-7d %-7d %-7d\n",
+ &qos->ipaddr,
qos->qos.txtp.max_pcr, qos->qos.txtp.pcr, qos->qos.txtp.min_pcr, qos->qos.txtp.max_cdv, qos->qos.txtp.max_sdu,
qos->qos.rxtp.max_pcr, qos->qos.rxtp.pcr, qos->qos.rxtp.min_pcr, qos->qos.rxtp.max_cdv, qos->qos.rxtp.max_sdu);
qos = qos->next;
@@ -595,8 +595,8 @@ static int atm_mpoa_vcc_attach(struct atm_vcc *vcc, void __user *arg)
if (in_entry != NULL) mpc->in_ops->put(in_entry);
return -EINVAL;
}
- printk("mpoa: (%s) mpc_vcc_attach: attaching ingress SVC, entry = %u.%u.%u.%u\n",
- mpc->dev->name, NIPQUAD(in_entry->ctrl_info.in_dst_ip));
+ printk("mpoa: (%s) mpc_vcc_attach: attaching ingress SVC, entry = %pI4\n",
+ mpc->dev->name, &in_entry->ctrl_info.in_dst_ip);
in_entry->shortcut = vcc;
mpc->in_ops->put(in_entry);
} else {
@@ -627,8 +627,8 @@ static void mpc_vcc_close(struct atm_vcc *vcc, struct net_device *dev)
dprintk("mpoa: (%s) mpc_vcc_close:\n", dev->name);
in_entry = mpc->in_ops->get_by_vcc(vcc, mpc);
if (in_entry) {
- dprintk("mpoa: (%s) mpc_vcc_close: ingress SVC closed ip = %u.%u.%u.%u\n",
- mpc->dev->name, NIPQUAD(in_entry->ctrl_info.in_dst_ip));
+ dprintk("mpoa: (%s) mpc_vcc_close: ingress SVC closed ip = %pI4\n",
+ mpc->dev->name, &in_entry->ctrl_info.in_dst_ip);
in_entry->shortcut = NULL;
mpc->in_ops->put(in_entry);
}
@@ -785,7 +785,7 @@ static int atm_mpoa_mpoad_attach (struct atm_vcc *vcc, int arg)
}
if (mpc->dev) { /* check if the lec is LANE2 capable */
- priv = (struct lec_priv *)mpc->dev->priv;
+ priv = netdev_priv(mpc->dev);
if (priv->lane_version < 2) {
dev_put(mpc->dev);
mpc->dev = NULL;
@@ -845,7 +845,7 @@ static void mpoad_close(struct atm_vcc *vcc)
mpc->mpoad_vcc = NULL;
if (mpc->dev) {
- struct lec_priv *priv = (struct lec_priv *)mpc->dev->priv;
+ struct lec_priv *priv = netdev_priv(mpc->dev);
priv->lane2_ops->associate_indicator = NULL;
stop_mpc(mpc);
dev_put(mpc->dev);
@@ -976,7 +976,7 @@ static int mpoa_event_listener(struct notifier_block *mpoa_notifier, unsigned lo
switch (event) {
case NETDEV_REGISTER: /* a new lec device was allocated */
- priv = (struct lec_priv *)dev->priv;
+ priv = netdev_priv(dev);
if (priv->lane_version < 2)
break;
priv->lane2_ops->associate_indicator = lane2_assoc_ind;
@@ -1098,7 +1098,8 @@ static void check_qos_and_open_shortcut(struct k_message *msg, struct mpoa_clien
entry->shortcut = eg_entry->shortcut;
}
if(entry->shortcut){
- dprintk("mpoa: (%s) using egress SVC to reach %u.%u.%u.%u\n",client->dev->name, NIPQUAD(dst_ip));
+ dprintk("mpoa: (%s) using egress SVC to reach %pI4\n",
+ client->dev->name, &dst_ip);
client->eg_ops->put(eg_entry);
return;
}
@@ -1123,7 +1124,8 @@ static void MPOA_res_reply_rcvd(struct k_message *msg, struct mpoa_client *mpc)
__be32 dst_ip = msg->content.in_info.in_dst_ip;
in_cache_entry *entry = mpc->in_ops->get(dst_ip, mpc);
- dprintk("mpoa: (%s) MPOA_res_reply_rcvd: ip %u.%u.%u.%u\n", mpc->dev->name, NIPQUAD(dst_ip));
+ dprintk("mpoa: (%s) MPOA_res_reply_rcvd: ip %pI4\n",
+ mpc->dev->name, &dst_ip);
ddprintk("mpoa: (%s) MPOA_res_reply_rcvd() entry = %p", mpc->dev->name, entry);
if(entry == NULL){
printk("\nmpoa: (%s) ARGH, received res. reply for an entry that doesn't exist.\n", mpc->dev->name);
@@ -1171,14 +1173,14 @@ static void ingress_purge_rcvd(struct k_message *msg, struct mpoa_client *mpc)
in_cache_entry *entry = mpc->in_ops->get_with_mask(dst_ip, mpc, mask);
if(entry == NULL){
- printk("mpoa: (%s) ingress_purge_rcvd: purge for a non-existing entry, ", mpc->dev->name);
- printk("ip = %u.%u.%u.%u\n", NIPQUAD(dst_ip));
+ printk("mpoa: (%s) ingress_purge_rcvd: purge for a non-existing entry, ip = %pI4\n",
+ mpc->dev->name, &dst_ip);
return;
}
do {
- dprintk("mpoa: (%s) ingress_purge_rcvd: removing an ingress entry, ip = %u.%u.%u.%u\n" ,
- mpc->dev->name, NIPQUAD(dst_ip));
+ dprintk("mpoa: (%s) ingress_purge_rcvd: removing an ingress entry, ip = %pI4\n",
+ mpc->dev->name, &dst_ip);
write_lock_bh(&mpc->ingress_lock);
mpc->in_ops->remove_entry(entry, mpc);
write_unlock_bh(&mpc->ingress_lock);
@@ -1322,7 +1324,7 @@ static void set_mpc_ctrl_addr_rcvd(struct k_message *mesg, struct mpoa_client *m
dprintk("\n");
if (mpc->dev) {
- priv = (struct lec_priv *)mpc->dev->priv;
+ priv = netdev_priv(mpc->dev);
retval = priv->lane2_ops->associate_req(mpc->dev, mpc->dev->dev_addr, tlv, sizeof(tlv));
if (retval == 0)
printk("mpoa: (%s) MPOA device type TLV association failed\n", mpc->dev->name);
@@ -1472,7 +1474,7 @@ static void __exit atm_mpoa_cleanup(void)
tmp = mpc->next;
if (mpc->dev != NULL) {
stop_mpc(mpc);
- priv = (struct lec_priv *)mpc->dev->priv;
+ priv = netdev_priv(mpc->dev);
if (priv->lane2_ops != NULL)
priv->lane2_ops->associate_indicator = NULL;
}
diff --git a/net/atm/mpoa_caches.c b/net/atm/mpoa_caches.c
index 24799e3e78f7..4504a4b339bb 100644
--- a/net/atm/mpoa_caches.c
+++ b/net/atm/mpoa_caches.c
@@ -94,7 +94,7 @@ static in_cache_entry *in_cache_add_entry(__be32 dst_ip,
return NULL;
}
- dprintk("mpoa: mpoa_caches.c: adding an ingress entry, ip = %u.%u.%u.%u\n", NIPQUAD(dst_ip));
+ dprintk("mpoa: mpoa_caches.c: adding an ingress entry, ip = %pI4\n", &dst_ip);
atomic_set(&entry->use, 1);
dprintk("mpoa: mpoa_caches.c: new_in_cache_entry: about to lock\n");
@@ -150,7 +150,8 @@ static int cache_hit(in_cache_entry *entry, struct mpoa_client *mpc)
if( entry->count > mpc->parameters.mpc_p1 &&
entry->entry_state == INGRESS_INVALID){
- dprintk("mpoa: (%s) mpoa_caches.c: threshold exceeded for ip %u.%u.%u.%u, sending MPOA res req\n", mpc->dev->name, NIPQUAD(entry->ctrl_info.in_dst_ip));
+ dprintk("mpoa: (%s) mpoa_caches.c: threshold exceeded for ip %pI4, sending MPOA res req\n",
+ mpc->dev->name, &entry->ctrl_info.in_dst_ip);
entry->entry_state = INGRESS_RESOLVING;
msg.type = SND_MPOA_RES_RQST;
memcpy(msg.MPS_ctrl, mpc->mps_ctrl_addr, ATM_ESA_LEN );
@@ -184,7 +185,8 @@ static void in_cache_remove_entry(in_cache_entry *entry,
struct k_message msg;
vcc = entry->shortcut;
- dprintk("mpoa: mpoa_caches.c: removing an ingress entry, ip = %u.%u.%u.%u\n",NIPQUAD(entry->ctrl_info.in_dst_ip));
+ dprintk("mpoa: mpoa_caches.c: removing an ingress entry, ip = %pI4\n",
+ &entry->ctrl_info.in_dst_ip);
if (entry->prev != NULL)
entry->prev->next = entry->next;
@@ -228,7 +230,8 @@ static void clear_count_and_expired(struct mpoa_client *client)
next_entry = entry->next;
if((now.tv_sec - entry->tv.tv_sec)
> entry->ctrl_info.holding_time){
- dprintk("mpoa: mpoa_caches.c: holding time expired, ip = %u.%u.%u.%u\n", NIPQUAD(entry->ctrl_info.in_dst_ip));
+ dprintk("mpoa: mpoa_caches.c: holding time expired, ip = %pI4\n",
+ &entry->ctrl_info.in_dst_ip);
client->in_ops->remove_entry(entry, client);
}
entry = next_entry;
@@ -453,7 +456,8 @@ static eg_cache_entry *eg_cache_add_entry(struct k_message *msg, struct mpoa_cli
return NULL;
}
- dprintk("mpoa: mpoa_caches.c: adding an egress entry, ip = %u.%u.%u.%u, this should be our IP\n", NIPQUAD(msg->content.eg_info.eg_dst_ip));
+ dprintk("mpoa: mpoa_caches.c: adding an egress entry, ip = %pI4, this should be our IP\n",
+ &msg->content.eg_info.eg_dst_ip);
atomic_set(&entry->use, 1);
dprintk("mpoa: mpoa_caches.c: new_eg_cache_entry: about to lock\n");
@@ -469,8 +473,8 @@ static eg_cache_entry *eg_cache_add_entry(struct k_message *msg, struct mpoa_cli
do_gettimeofday(&(entry->tv));
entry->entry_state = EGRESS_RESOLVED;
dprintk("mpoa: mpoa_caches.c: new_eg_cache_entry cache_id %lu\n", ntohl(entry->ctrl_info.cache_id));
- dprintk("mpoa: mpoa_caches.c: mps_ip = %u.%u.%u.%u\n",
- NIPQUAD(entry->ctrl_info.mps_ip));
+ dprintk("mpoa: mpoa_caches.c: mps_ip = %pI4\n",
+ &entry->ctrl_info.mps_ip);
atomic_inc(&entry->use);
write_unlock_irq(&client->egress_lock);
diff --git a/net/ax25/sysctl_net_ax25.c b/net/ax25/sysctl_net_ax25.c
index f288fc4aef9b..c1d877bb5dff 100644
--- a/net/ax25/sysctl_net_ax25.c
+++ b/net/ax25/sysctl_net_ax25.c
@@ -43,8 +43,8 @@ static const ctl_table ax25_param_table[] = {
.procname = "ip_default_mode",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_ipdefmode,
.extra2 = &max_ipdefmode
},
@@ -53,8 +53,8 @@ static const ctl_table ax25_param_table[] = {
.procname = "ax25_default_mode",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_axdefmode,
.extra2 = &max_axdefmode
},
@@ -63,8 +63,8 @@ static const ctl_table ax25_param_table[] = {
.procname = "backoff_type",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_backoff,
.extra2 = &max_backoff
},
@@ -73,8 +73,8 @@ static const ctl_table ax25_param_table[] = {
.procname = "connect_mode",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_conmode,
.extra2 = &max_conmode
},
@@ -83,8 +83,8 @@ static const ctl_table ax25_param_table[] = {
.procname = "standard_window_size",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_window,
.extra2 = &max_window
},
@@ -93,8 +93,8 @@ static const ctl_table ax25_param_table[] = {
.procname = "extended_window_size",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_ewindow,
.extra2 = &max_ewindow
},
@@ -103,8 +103,8 @@ static const ctl_table ax25_param_table[] = {
.procname = "t1_timeout",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_t1,
.extra2 = &max_t1
},
@@ -113,8 +113,8 @@ static const ctl_table ax25_param_table[] = {
.procname = "t2_timeout",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_t2,
.extra2 = &max_t2
},
@@ -123,8 +123,8 @@ static const ctl_table ax25_param_table[] = {
.procname = "t3_timeout",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_t3,
.extra2 = &max_t3
},
@@ -133,8 +133,8 @@ static const ctl_table ax25_param_table[] = {
.procname = "idle_timeout",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_idle,
.extra2 = &max_idle
},
@@ -143,8 +143,8 @@ static const ctl_table ax25_param_table[] = {
.procname = "maximum_retry_count",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_n2,
.extra2 = &max_n2
},
@@ -153,8 +153,8 @@ static const ctl_table ax25_param_table[] = {
.procname = "maximum_packet_length",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_paclen,
.extra2 = &max_paclen
},
@@ -163,8 +163,8 @@ static const ctl_table ax25_param_table[] = {
.procname = "protocol",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_proto,
.extra2 = &max_proto
},
@@ -174,8 +174,8 @@ static const ctl_table ax25_param_table[] = {
.procname = "dama_slave_timeout",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_ds_timeout,
.extra2 = &max_ds_timeout
},
diff --git a/net/bluetooth/bnep/core.c b/net/bluetooth/bnep/core.c
index 80ba30cf4b68..f8efaf35293c 100644
--- a/net/bluetooth/bnep/core.c
+++ b/net/bluetooth/bnep/core.c
@@ -311,7 +311,6 @@ static inline int bnep_rx_frame(struct bnep_session *s, struct sk_buff *skb)
struct sk_buff *nskb;
u8 type;
- dev->last_rx = jiffies;
s->stats.rx_bytes += skb->len;
type = *(u8 *) skb->data; skb_pull(skb, 1);
@@ -566,7 +565,7 @@ int bnep_add_connection(struct bnep_connadd_req *req, struct socket *sock)
goto failed;
}
- s = dev->priv;
+ s = netdev_priv(dev);
/* This is rx header therefore addresses are swapped.
* ie eh.h_dest is our local address. */
diff --git a/net/bluetooth/bnep/netdev.c b/net/bluetooth/bnep/netdev.c
index d9fa0ab2c87f..47e179f62e82 100644
--- a/net/bluetooth/bnep/netdev.c
+++ b/net/bluetooth/bnep/netdev.c
@@ -62,14 +62,14 @@ static int bnep_net_close(struct net_device *dev)
static struct net_device_stats *bnep_net_get_stats(struct net_device *dev)
{
- struct bnep_session *s = dev->priv;
+ struct bnep_session *s = netdev_priv(dev);
return &s->stats;
}
static void bnep_net_set_mc_list(struct net_device *dev)
{
#ifdef CONFIG_BT_BNEP_MC_FILTER
- struct bnep_session *s = dev->priv;
+ struct bnep_session *s = netdev_priv(dev);
struct sock *sk = s->sock->sk;
struct bnep_set_filter_req *r;
struct sk_buff *skb;
@@ -183,7 +183,7 @@ static inline int bnep_net_proto_filter(struct sk_buff *skb, struct bnep_session
static int bnep_net_xmit(struct sk_buff *skb, struct net_device *dev)
{
- struct bnep_session *s = dev->priv;
+ struct bnep_session *s = netdev_priv(dev);
struct sock *sk = s->sock->sk;
BT_DBG("skb %p, dev %p", skb, dev);
diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c
index f4f6615cad9f..f2bbb2f65434 100644
--- a/net/bluetooth/hci_sysfs.c
+++ b/net/bluetooth/hci_sysfs.c
@@ -113,8 +113,7 @@ void hci_conn_add_sysfs(struct hci_conn *conn)
conn->dev.class = bt_class;
conn->dev.parent = &hdev->dev;
- snprintf(conn->dev.bus_id, BUS_ID_SIZE, "%s:%d",
- hdev->name, conn->handle);
+ dev_set_name(&conn->dev, "%s:%d", hdev->name, conn->handle);
dev_set_drvdata(&conn->dev, conn);
@@ -132,7 +131,7 @@ void hci_conn_add_sysfs(struct hci_conn *conn)
*/
static int __match_tty(struct device *dev, void *data)
{
- return !strncmp(dev->bus_id, "rfcomm", 6);
+ return !strncmp(dev_name(dev), "rfcomm", 6);
}
static void del_conn(struct work_struct *work)
@@ -421,7 +420,7 @@ int hci_register_sysfs(struct hci_dev *hdev)
dev->class = bt_class;
dev->parent = hdev->parent;
- strlcpy(dev->bus_id, hdev->name, BUS_ID_SIZE);
+ dev_set_name(dev, hdev->name);
dev_set_drvdata(dev, hdev);
diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c
index 6c023f0f8252..920ce3348398 100644
--- a/net/bridge/br_device.c
+++ b/net/bridge/br_device.c
@@ -147,7 +147,7 @@ static int br_set_tx_csum(struct net_device *dev, u32 data)
return 0;
}
-static struct ethtool_ops br_ethtool_ops = {
+static const struct ethtool_ops br_ethtool_ops = {
.get_drvinfo = br_getinfo,
.get_link = ethtool_op_get_link,
.get_tx_csum = ethtool_op_get_tx_csum,
@@ -160,21 +160,25 @@ static struct ethtool_ops br_ethtool_ops = {
.get_flags = ethtool_op_get_flags,
};
+static const struct net_device_ops br_netdev_ops = {
+ .ndo_open = br_dev_open,
+ .ndo_stop = br_dev_stop,
+ .ndo_set_mac_address = br_set_mac_address,
+ .ndo_set_multicast_list = br_dev_set_multicast_list,
+ .ndo_change_mtu = br_change_mtu,
+ .ndo_do_ioctl = br_dev_ioctl,
+};
+
void br_dev_setup(struct net_device *dev)
{
random_ether_addr(dev->dev_addr);
ether_setup(dev);
- dev->do_ioctl = br_dev_ioctl;
+ dev->netdev_ops = &br_netdev_ops;
dev->hard_start_xmit = br_dev_xmit;
- dev->open = br_dev_open;
- dev->set_multicast_list = br_dev_set_multicast_list;
- dev->change_mtu = br_change_mtu;
dev->destructor = free_netdev;
SET_ETHTOOL_OPS(dev, &br_ethtool_ops);
- dev->stop = br_dev_stop;
dev->tx_queue_len = 0;
- dev->set_mac_address = br_set_mac_address;
dev->priv_flags = IFF_EBRIDGE;
dev->features = NETIF_F_SG | NETIF_F_FRAGLIST | NETIF_F_HIGHDMA |
diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c
index 0a09ccf68c1c..ee3a8dd13f55 100644
--- a/net/bridge/br_if.c
+++ b/net/bridge/br_if.c
@@ -460,7 +460,7 @@ void br_net_exit(struct net *net)
restart:
for_each_netdev(net, dev) {
if (dev->priv_flags & IFF_EBRIDGE) {
- del_br(dev->priv);
+ del_br(netdev_priv(dev));
goto restart;
}
}
diff --git a/net/bridge/br_netfilter.c b/net/bridge/br_netfilter.c
index fa5cda4e552a..db6176d96e71 100644
--- a/net/bridge/br_netfilter.c
+++ b/net/bridge/br_netfilter.c
@@ -938,35 +938,35 @@ static ctl_table brnf_table[] = {
.data = &brnf_call_arptables,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &brnf_sysctl_call_tables,
+ .proc_handler = brnf_sysctl_call_tables,
},
{
.procname = "bridge-nf-call-iptables",
.data = &brnf_call_iptables,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &brnf_sysctl_call_tables,
+ .proc_handler = brnf_sysctl_call_tables,
},
{
.procname = "bridge-nf-call-ip6tables",
.data = &brnf_call_ip6tables,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &brnf_sysctl_call_tables,
+ .proc_handler = brnf_sysctl_call_tables,
},
{
.procname = "bridge-nf-filter-vlan-tagged",
.data = &brnf_filter_vlan_tagged,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &brnf_sysctl_call_tables,
+ .proc_handler = brnf_sysctl_call_tables,
},
{
.procname = "bridge-nf-filter-pppoe-tagged",
.data = &brnf_filter_pppoe_tagged,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &brnf_sysctl_call_tables,
+ .proc_handler = brnf_sysctl_call_tables,
},
{ .ctl_name = 0 }
};
diff --git a/net/bridge/br_sysfs_br.c b/net/bridge/br_sysfs_br.c
index 158dee8b4965..603d89248e71 100644
--- a/net/bridge/br_sysfs_br.c
+++ b/net/bridge/br_sysfs_br.c
@@ -22,7 +22,7 @@
#include "br_private.h"
#define to_dev(obj) container_of(obj, struct device, kobj)
-#define to_bridge(cd) ((struct net_bridge *)(to_net_dev(cd)->priv))
+#define to_bridge(cd) ((struct net_bridge *)netdev_priv(to_net_dev(cd)))
/*
* Common code for storing bridge parameters.
diff --git a/net/bridge/netfilter/ebt_log.c b/net/bridge/netfilter/ebt_log.c
index 3d33c608906a..d44cbf8c374a 100644
--- a/net/bridge/netfilter/ebt_log.c
+++ b/net/bridge/netfilter/ebt_log.c
@@ -79,7 +79,6 @@ print_ports(const struct sk_buff *skb, uint8_t protocol, int offset)
}
}
-#define myNIPQUAD(a) a[0], a[1], a[2], a[3]
static void
ebt_log_packet(u_int8_t pf, unsigned int hooknum,
const struct sk_buff *skb, const struct net_device *in,
@@ -113,9 +112,8 @@ ebt_log_packet(u_int8_t pf, unsigned int hooknum,
printk(" INCOMPLETE IP header");
goto out;
}
- printk(" IP SRC=%u.%u.%u.%u IP DST=%u.%u.%u.%u, IP "
- "tos=0x%02X, IP proto=%d", NIPQUAD(ih->saddr),
- NIPQUAD(ih->daddr), ih->tos, ih->protocol);
+ printk(" IP SRC=%pI4 IP DST=%pI4, IP tos=0x%02X, IP proto=%d",
+ &ih->saddr, &ih->daddr, ih->tos, ih->protocol);
print_ports(skb, ih->protocol, ih->ihl*4);
goto out;
}
@@ -133,10 +131,8 @@ ebt_log_packet(u_int8_t pf, unsigned int hooknum,
printk(" INCOMPLETE IPv6 header");
goto out;
}
- printk(" IPv6 SRC=%x:%x:%x:%x:%x:%x:%x:%x "
- "IPv6 DST=%x:%x:%x:%x:%x:%x:%x:%x, IPv6 "
- "priority=0x%01X, Next Header=%d", NIP6(ih->saddr),
- NIP6(ih->daddr), ih->priority, ih->nexthdr);
+ printk(" IPv6 SRC=%pI6 IPv6 DST=%pI6, IPv6 priority=0x%01X, Next Header=%d",
+ &ih->saddr, &ih->daddr, ih->priority, ih->nexthdr);
nexthdr = ih->nexthdr;
offset_ph = ipv6_skip_exthdr(skb, sizeof(_iph), &nexthdr);
if (offset_ph == -1)
@@ -177,12 +173,10 @@ ebt_log_packet(u_int8_t pf, unsigned int hooknum,
}
printk(" ARP MAC SRC=");
print_MAC(ap->mac_src);
- printk(" ARP IP SRC=%u.%u.%u.%u",
- myNIPQUAD(ap->ip_src));
+ printk(" ARP IP SRC=%pI4", ap->ip_src);
printk(" ARP MAC DST=");
print_MAC(ap->mac_dst);
- printk(" ARP IP DST=%u.%u.%u.%u",
- myNIPQUAD(ap->ip_dst));
+ printk(" ARP IP DST=%pI4", ap->ip_dst);
}
}
out:
diff --git a/net/core/datagram.c b/net/core/datagram.c
index ee631843c2f5..5e2ac0c4b07c 100644
--- a/net/core/datagram.c
+++ b/net/core/datagram.c
@@ -209,7 +209,7 @@ struct sk_buff *skb_recv_datagram(struct sock *sk, unsigned flags,
void skb_free_datagram(struct sock *sk, struct sk_buff *skb)
{
kfree_skb(skb);
- sk_mem_reclaim(sk);
+ sk_mem_reclaim_partial(sk);
}
/**
@@ -248,8 +248,7 @@ int skb_kill_datagram(struct sock *sk, struct sk_buff *skb, unsigned int flags)
spin_unlock_bh(&sk->sk_receive_queue.lock);
}
- kfree_skb(skb);
- sk_mem_reclaim(sk);
+ skb_free_datagram(sk, skb);
return err;
}
diff --git a/net/core/dev.c b/net/core/dev.c
index 9174c77d3112..8843f4e3f5e1 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -108,7 +108,6 @@
#include <linux/init.h>
#include <linux/kmod.h>
#include <linux/module.h>
-#include <linux/kallsyms.h>
#include <linux/netpoll.h>
#include <linux/rcupdate.h>
#include <linux/delay.h>
@@ -924,10 +923,15 @@ int dev_change_name(struct net_device *dev, const char *newname)
strlcpy(dev->name, newname, IFNAMSIZ);
rollback:
- ret = device_rename(&dev->dev, dev->name);
- if (ret) {
- memcpy(dev->name, oldname, IFNAMSIZ);
- return ret;
+ /* For now only devices in the initial network namespace
+ * are in sysfs.
+ */
+ if (net == &init_net) {
+ ret = device_rename(&dev->dev, dev->name);
+ if (ret) {
+ memcpy(dev->name, oldname, IFNAMSIZ);
+ return ret;
+ }
}
write_lock_bh(&dev_base_lock);
@@ -1055,6 +1059,7 @@ void dev_load(struct net *net, const char *name)
*/
int dev_open(struct net_device *dev)
{
+ const struct net_device_ops *ops = dev->netdev_ops;
int ret = 0;
ASSERT_RTNL();
@@ -1077,11 +1082,11 @@ int dev_open(struct net_device *dev)
*/
set_bit(__LINK_STATE_START, &dev->state);
- if (dev->validate_addr)
- ret = dev->validate_addr(dev);
+ if (ops->ndo_validate_addr)
+ ret = ops->ndo_validate_addr(dev);
- if (!ret && dev->open)
- ret = dev->open(dev);
+ if (!ret && ops->ndo_open)
+ ret = ops->ndo_open(dev);
/*
* If it went open OK then:
@@ -1125,6 +1130,7 @@ int dev_open(struct net_device *dev)
*/
int dev_close(struct net_device *dev)
{
+ const struct net_device_ops *ops = dev->netdev_ops;
ASSERT_RTNL();
might_sleep();
@@ -1157,8 +1163,8 @@ int dev_close(struct net_device *dev)
* We allow it to be called even after a DETACH hot-plug
* event.
*/
- if (dev->stop)
- dev->stop(dev);
+ if (ops->ndo_stop)
+ ops->ndo_stop(dev);
/*
* Device is now down.
@@ -2251,8 +2257,10 @@ int netif_receive_skb(struct sk_buff *skb)
rcu_read_lock();
/* Don't receive packets in an exiting network namespace */
- if (!net_alive(dev_net(skb->dev)))
+ if (!net_alive(dev_net(skb->dev))) {
+ kfree_skb(skb);
goto out;
+ }
#ifdef CONFIG_NET_CLS_ACT
if (skb->tc_verd & TC_NCLS) {
@@ -2371,7 +2379,7 @@ EXPORT_SYMBOL(__napi_schedule);
static void net_rx_action(struct softirq_action *h)
{
struct list_head *list = &__get_cpu_var(softnet_data).poll_list;
- unsigned long start_time = jiffies;
+ unsigned long time_limit = jiffies + 2;
int budget = netdev_budget;
void *have;
@@ -2382,13 +2390,10 @@ static void net_rx_action(struct softirq_action *h)
int work, weight;
/* If softirq window is exhuasted then punt.
- *
- * Note that this is a slight policy change from the
- * previous NAPI code, which would allow up to 2
- * jiffies to pass before breaking out. The test
- * used to be "jiffies - start_time > 1".
+ * Allow this to run for 2 jiffies since which will allow
+ * an average latency of 1.5/HZ.
*/
- if (unlikely(budget <= 0 || jiffies != start_time))
+ if (unlikely(budget <= 0 || time_after(jiffies, time_limit)))
goto softnet_break;
local_irq_enable();
@@ -2615,7 +2620,7 @@ void dev_seq_stop(struct seq_file *seq, void *v)
static void dev_seq_printf_stats(struct seq_file *seq, struct net_device *dev)
{
- struct net_device_stats *stats = dev->get_stats(dev);
+ const struct net_device_stats *stats = dev_get_stats(dev);
seq_printf(seq, "%6s:%8lu %7lu %4lu %4lu %4lu %5lu %10lu %9lu "
"%8lu %7lu %4lu %4lu %4lu %5lu %7lu %10lu\n",
@@ -2797,31 +2802,6 @@ static void ptype_seq_stop(struct seq_file *seq, void *v)
rcu_read_unlock();
}
-static void ptype_seq_decode(struct seq_file *seq, void *sym)
-{
-#ifdef CONFIG_KALLSYMS
- unsigned long offset = 0, symsize;
- const char *symname;
- char *modname;
- char namebuf[128];
-
- symname = kallsyms_lookup((unsigned long)sym, &symsize, &offset,
- &modname, namebuf);
-
- if (symname) {
- char *delim = ":";
-
- if (!modname)
- modname = delim = "";
- seq_printf(seq, "%s%s%s%s+0x%lx", delim, modname, delim,
- symname, offset);
- return;
- }
-#endif
-
- seq_printf(seq, "[%p]", sym);
-}
-
static int ptype_seq_show(struct seq_file *seq, void *v)
{
struct packet_type *pt = v;
@@ -2834,10 +2814,8 @@ static int ptype_seq_show(struct seq_file *seq, void *v)
else
seq_printf(seq, "%04x", ntohs(pt->type));
- seq_printf(seq, " %-8s ",
- pt->dev ? pt->dev->name : "");
- ptype_seq_decode(seq, pt->func);
- seq_putc(seq, '\n');
+ seq_printf(seq, " %-8s %pF\n",
+ pt->dev ? pt->dev->name : "", pt->func);
}
return 0;
@@ -2954,8 +2932,10 @@ int netdev_set_master(struct net_device *slave, struct net_device *master)
static void dev_change_rx_flags(struct net_device *dev, int flags)
{
- if (dev->flags & IFF_UP && dev->change_rx_flags)
- dev->change_rx_flags(dev, flags);
+ const struct net_device_ops *ops = dev->netdev_ops;
+
+ if ((dev->flags & IFF_UP) && ops->ndo_change_rx_flags)
+ ops->ndo_change_rx_flags(dev, flags);
}
static int __dev_set_promiscuity(struct net_device *dev, int inc)
@@ -3075,6 +3055,8 @@ int dev_set_allmulti(struct net_device *dev, int inc)
*/
void __dev_set_rx_mode(struct net_device *dev)
{
+ const struct net_device_ops *ops = dev->netdev_ops;
+
/* dev_open will call this function so the list will stay sane. */
if (!(dev->flags&IFF_UP))
return;
@@ -3082,8 +3064,8 @@ void __dev_set_rx_mode(struct net_device *dev)
if (!netif_device_present(dev))
return;
- if (dev->set_rx_mode)
- dev->set_rx_mode(dev);
+ if (ops->ndo_set_rx_mode)
+ ops->ndo_set_rx_mode(dev);
else {
/* Unicast addresses changes may only happen under the rtnl,
* therefore calling __dev_set_promiscuity here is safe.
@@ -3096,8 +3078,8 @@ void __dev_set_rx_mode(struct net_device *dev)
dev->uc_promisc = 0;
}
- if (dev->set_multicast_list)
- dev->set_multicast_list(dev);
+ if (ops->ndo_set_multicast_list)
+ ops->ndo_set_multicast_list(dev);
}
}
@@ -3456,6 +3438,7 @@ int dev_change_flags(struct net_device *dev, unsigned flags)
*/
int dev_set_mtu(struct net_device *dev, int new_mtu)
{
+ const struct net_device_ops *ops = dev->netdev_ops;
int err;
if (new_mtu == dev->mtu)
@@ -3469,10 +3452,11 @@ int dev_set_mtu(struct net_device *dev, int new_mtu)
return -ENODEV;
err = 0;
- if (dev->change_mtu)
- err = dev->change_mtu(dev, new_mtu);
+ if (ops->ndo_change_mtu)
+ err = ops->ndo_change_mtu(dev, new_mtu);
else
dev->mtu = new_mtu;
+
if (!err && dev->flags & IFF_UP)
call_netdevice_notifiers(NETDEV_CHANGEMTU, dev);
return err;
@@ -3487,15 +3471,16 @@ int dev_set_mtu(struct net_device *dev, int new_mtu)
*/
int dev_set_mac_address(struct net_device *dev, struct sockaddr *sa)
{
+ const struct net_device_ops *ops = dev->netdev_ops;
int err;
- if (!dev->set_mac_address)
+ if (!ops->ndo_set_mac_address)
return -EOPNOTSUPP;
if (sa->sa_family != dev->type)
return -EINVAL;
if (!netif_device_present(dev))
return -ENODEV;
- err = dev->set_mac_address(dev, sa);
+ err = ops->ndo_set_mac_address(dev, sa);
if (!err)
call_netdevice_notifiers(NETDEV_CHANGEADDR, dev);
return err;
@@ -3575,6 +3560,7 @@ static int dev_ifsioc(struct net *net, struct ifreq *ifr, unsigned int cmd)
{
int err;
struct net_device *dev = __dev_get_by_name(net, ifr->ifr_name);
+ const struct net_device_ops *ops = dev->netdev_ops;
if (!dev)
return -ENODEV;
@@ -3602,15 +3588,15 @@ static int dev_ifsioc(struct net *net, struct ifreq *ifr, unsigned int cmd)
return 0;
case SIOCSIFMAP:
- if (dev->set_config) {
+ if (ops->ndo_set_config) {
if (!netif_device_present(dev))
return -ENODEV;
- return dev->set_config(dev, &ifr->ifr_map);
+ return ops->ndo_set_config(dev, &ifr->ifr_map);
}
return -EOPNOTSUPP;
case SIOCADDMULTI:
- if ((!dev->set_multicast_list && !dev->set_rx_mode) ||
+ if ((!ops->ndo_set_multicast_list && !ops->ndo_set_rx_mode) ||
ifr->ifr_hwaddr.sa_family != AF_UNSPEC)
return -EINVAL;
if (!netif_device_present(dev))
@@ -3619,7 +3605,7 @@ static int dev_ifsioc(struct net *net, struct ifreq *ifr, unsigned int cmd)
dev->addr_len, 1);
case SIOCDELMULTI:
- if ((!dev->set_multicast_list && !dev->set_rx_mode) ||
+ if ((!ops->ndo_set_multicast_list && !ops->ndo_set_rx_mode) ||
ifr->ifr_hwaddr.sa_family != AF_UNSPEC)
return -EINVAL;
if (!netif_device_present(dev))
@@ -3657,10 +3643,9 @@ static int dev_ifsioc(struct net *net, struct ifreq *ifr, unsigned int cmd)
cmd == SIOCBRDELIF ||
cmd == SIOCWANDEV) {
err = -EOPNOTSUPP;
- if (dev->do_ioctl) {
+ if (ops->ndo_do_ioctl) {
if (netif_device_present(dev))
- err = dev->do_ioctl(dev, ifr,
- cmd);
+ err = ops->ndo_do_ioctl(dev, ifr, cmd);
else
err = -ENODEV;
}
@@ -3921,8 +3906,8 @@ static void rollback_registered(struct net_device *dev)
*/
dev_addr_discard(dev);
- if (dev->uninit)
- dev->uninit(dev);
+ if (dev->netdev_ops->ndo_uninit)
+ dev->netdev_ops->ndo_uninit(dev);
/* Notifier chain MUST detach us from master device. */
WARN_ON(dev->master);
@@ -4012,7 +3997,7 @@ int register_netdevice(struct net_device *dev)
struct hlist_head *head;
struct hlist_node *p;
int ret;
- struct net *net;
+ struct net *net = dev_net(dev);
BUG_ON(dev_boot_phase);
ASSERT_RTNL();
@@ -4021,8 +4006,7 @@ int register_netdevice(struct net_device *dev)
/* When net_device's are persistent, this will be fatal. */
BUG_ON(dev->reg_state != NETREG_UNINITIALIZED);
- BUG_ON(!dev_net(dev));
- net = dev_net(dev);
+ BUG_ON(!net);
spin_lock_init(&dev->addr_list_lock);
netdev_set_addr_lockdep_class(dev);
@@ -4030,9 +4014,46 @@ int register_netdevice(struct net_device *dev)
dev->iflink = -1;
+#ifdef CONFIG_COMPAT_NET_DEV_OPS
+ /* Netdevice_ops API compatiability support.
+ * This is temporary until all network devices are converted.
+ */
+ if (dev->netdev_ops) {
+ const struct net_device_ops *ops = dev->netdev_ops;
+
+ dev->init = ops->ndo_init;
+ dev->uninit = ops->ndo_uninit;
+ dev->open = ops->ndo_open;
+ dev->change_rx_flags = ops->ndo_change_rx_flags;
+ dev->set_rx_mode = ops->ndo_set_rx_mode;
+ dev->set_multicast_list = ops->ndo_set_multicast_list;
+ dev->set_mac_address = ops->ndo_set_mac_address;
+ dev->validate_addr = ops->ndo_validate_addr;
+ dev->do_ioctl = ops->ndo_do_ioctl;
+ dev->set_config = ops->ndo_set_config;
+ dev->change_mtu = ops->ndo_change_mtu;
+ dev->tx_timeout = ops->ndo_tx_timeout;
+ dev->get_stats = ops->ndo_get_stats;
+ dev->vlan_rx_register = ops->ndo_vlan_rx_register;
+ dev->vlan_rx_add_vid = ops->ndo_vlan_rx_add_vid;
+ dev->vlan_rx_kill_vid = ops->ndo_vlan_rx_kill_vid;
+#ifdef CONFIG_NET_POLL_CONTROLLER
+ dev->poll_controller = ops->ndo_poll_controller;
+#endif
+ } else {
+ char drivername[64];
+ pr_info("%s (%s): not using net_device_ops yet\n",
+ dev->name, netdev_drivername(dev, drivername, 64));
+
+ /* This works only because net_device_ops and the
+ compatiablity structure are the same. */
+ dev->netdev_ops = (void *) &(dev->init);
+ }
+#endif
+
/* Init, if this function is available */
- if (dev->init) {
- ret = dev->init(dev);
+ if (dev->netdev_ops->ndo_init) {
+ ret = dev->netdev_ops->ndo_init(dev);
if (ret) {
if (ret > 0)
ret = -EIO;
@@ -4110,8 +4131,8 @@ out:
return ret;
err_uninit:
- if (dev->uninit)
- dev->uninit(dev);
+ if (dev->netdev_ops->ndo_uninit)
+ dev->netdev_ops->ndo_uninit(dev);
goto out;
}
@@ -4267,10 +4288,24 @@ void netdev_run_todo(void)
}
}
-static struct net_device_stats *internal_stats(struct net_device *dev)
-{
- return &dev->stats;
+/**
+ * dev_get_stats - get network device statistics
+ * @dev: device to get statistics from
+ *
+ * Get network statistics from device. The device driver may provide
+ * its own method by setting dev->netdev_ops->get_stats; otherwise
+ * the internal statistics structure is used.
+ */
+const struct net_device_stats *dev_get_stats(struct net_device *dev)
+ {
+ const struct net_device_ops *ops = dev->netdev_ops;
+
+ if (ops->ndo_get_stats)
+ return ops->ndo_get_stats(dev);
+ else
+ return &dev->stats;
}
+EXPORT_SYMBOL(dev_get_stats);
static void netdev_init_one_queue(struct net_device *dev,
struct netdev_queue *queue,
@@ -4349,7 +4384,6 @@ struct net_device *alloc_netdev_mq(int sizeof_priv, const char *name,
netdev_init_queues(dev);
- dev->get_stats = internal_stats;
netpoll_netdev_init(dev);
setup(dev);
strcpy(dev->name, name);
@@ -4463,6 +4497,15 @@ int dev_change_net_namespace(struct net_device *dev, struct net *net, const char
if (dev->features & NETIF_F_NETNS_LOCAL)
goto out;
+#ifdef CONFIG_SYSFS
+ /* Don't allow real devices to be moved when sysfs
+ * is enabled.
+ */
+ err = -EINVAL;
+ if (dev->dev.parent)
+ goto out;
+#endif
+
/* Ensure the device has been registrered */
err = -EINVAL;
if (dev->reg_state != NETREG_REGISTERED)
@@ -4520,6 +4563,8 @@ int dev_change_net_namespace(struct net_device *dev, struct net *net, const char
*/
dev_addr_discard(dev);
+ netdev_unregister_kobject(dev);
+
/* Actually switch the network namespace */
dev_net_set(dev, net);
@@ -4536,7 +4581,6 @@ int dev_change_net_namespace(struct net_device *dev, struct net *net, const char
}
/* Fixup kobjects */
- netdev_unregister_kobject(dev);
err = netdev_register_kobject(dev);
WARN_ON(err);
@@ -4843,6 +4887,12 @@ static void __net_exit default_device_exit(struct net *net)
if (dev->features & NETIF_F_NETNS_LOCAL)
continue;
+ /* Delete virtual devices */
+ if (dev->rtnl_link_ops && dev->rtnl_link_ops->dellink) {
+ dev->rtnl_link_ops->dellink(dev);
+ continue;
+ }
+
/* Push remaing network devices to init_net */
snprintf(fb_name, IFNAMSIZ, "dev%d", dev->ifindex);
err = dev_change_net_namespace(dev, &init_net, fb_name);
@@ -4889,9 +4939,6 @@ static int __init net_dev_init(void)
if (register_pernet_subsys(&netdev_net_ops))
goto out;
- if (register_pernet_device(&default_device_ops))
- goto out;
-
/*
* Initialise the packet receive queues.
*/
@@ -4908,10 +4955,25 @@ static int __init net_dev_init(void)
queue->backlog.weight = weight_p;
}
- netdev_dma_register();
-
dev_boot_phase = 0;
+ /* The loopback device is special if any other network devices
+ * is present in a network namespace the loopback device must
+ * be present. Since we now dynamically allocate and free the
+ * loopback device ensure this invariant is maintained by
+ * keeping the loopback device as the first device on the
+ * list of network devices. Ensuring the loopback devices
+ * is the first device that appears and the last network device
+ * that disappears.
+ */
+ if (register_pernet_device(&loopback_net_ops))
+ goto out;
+
+ if (register_pernet_device(&default_device_ops))
+ goto out;
+
+ netdev_dma_register();
+
open_softirq(NET_TX_SOFTIRQ, net_tx_action);
open_softirq(NET_RX_SOFTIRQ, net_rx_action);
diff --git a/net/core/dst.c b/net/core/dst.c
index 09c1530f4681..57bc4d5b8d08 100644
--- a/net/core/dst.c
+++ b/net/core/dst.c
@@ -263,9 +263,11 @@ again:
void dst_release(struct dst_entry *dst)
{
if (dst) {
- WARN_ON(atomic_read(&dst->__refcnt) < 1);
+ int newrefcnt;
+
smp_mb__before_atomic_dec();
- atomic_dec(&dst->__refcnt);
+ newrefcnt = atomic_dec_return(&dst->__refcnt);
+ WARN_ON(newrefcnt < 0);
}
}
EXPORT_SYMBOL(dst_release);
diff --git a/net/core/fib_rules.c b/net/core/fib_rules.c
index 79de3b14a8d1..32b3a0152d7a 100644
--- a/net/core/fib_rules.c
+++ b/net/core/fib_rules.c
@@ -664,17 +664,18 @@ static int __init fib_rules_init(void)
rtnl_register(PF_UNSPEC, RTM_DELRULE, fib_nl_delrule, NULL);
rtnl_register(PF_UNSPEC, RTM_GETRULE, NULL, fib_nl_dumprule);
- err = register_netdevice_notifier(&fib_rules_notifier);
+ err = register_pernet_subsys(&fib_rules_net_ops);
if (err < 0)
goto fail;
- err = register_pernet_subsys(&fib_rules_net_ops);
+ err = register_netdevice_notifier(&fib_rules_notifier);
if (err < 0)
goto fail_unregister;
+
return 0;
fail_unregister:
- unregister_netdevice_notifier(&fib_rules_notifier);
+ unregister_pernet_subsys(&fib_rules_net_ops);
fail:
rtnl_unregister(PF_UNSPEC, RTM_NEWRULE);
rtnl_unregister(PF_UNSPEC, RTM_DELRULE);
diff --git a/net/core/filter.c b/net/core/filter.c
index df3744355839..d1d779ca096d 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -319,6 +319,25 @@ load_b:
A = 0;
continue;
}
+ case SKF_AD_NLATTR_NEST: {
+ struct nlattr *nla;
+
+ if (skb_is_nonlinear(skb))
+ return 0;
+ if (A > skb->len - sizeof(struct nlattr))
+ return 0;
+
+ nla = (struct nlattr *)&skb->data[A];
+ if (nla->nla_len > A - skb->len)
+ return 0;
+
+ nla = nla_find_nested(nla, X);
+ if (nla)
+ A = (void *)nla - (void *)skb->data;
+ else
+ A = 0;
+ continue;
+ }
default:
return 0;
}
diff --git a/net/core/flow.c b/net/core/flow.c
index 5cf81052d044..d323388dd1ba 100644
--- a/net/core/flow.c
+++ b/net/core/flow.c
@@ -307,7 +307,7 @@ void flow_cache_flush(void)
put_online_cpus();
}
-static void __devinit flow_cache_cpu_prepare(int cpu)
+static void __init flow_cache_cpu_prepare(int cpu)
{
struct tasklet_struct *tasklet;
unsigned long order;
diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index 1dc728b38589..cca6a55909eb 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -531,9 +531,7 @@ struct pneigh_entry * pneigh_lookup(struct neigh_table *tbl,
if (!n)
goto out;
-#ifdef CONFIG_NET_NS
- n->net = hold_net(net);
-#endif
+ write_pnet(&n->net, hold_net(net));
memcpy(n->key, pkey, key_len);
n->dev = dev;
if (dev)
@@ -1340,7 +1338,6 @@ struct neigh_parms *neigh_parms_alloc(struct net_device *dev,
if (p) {
p->tbl = tbl;
atomic_set(&p->refcnt, 1);
- INIT_RCU_HEAD(&p->rcu_head);
p->reachable_time =
neigh_rand_reach_time(p->base_reachable_time);
@@ -1351,9 +1348,7 @@ struct neigh_parms *neigh_parms_alloc(struct net_device *dev,
dev_hold(dev);
p->dev = dev;
-#ifdef CONFIG_NET_NS
- p->net = hold_net(net);
-#endif
+ write_pnet(&p->net, hold_net(net));
p->sysctl_table = NULL;
write_lock_bh(&tbl->lock);
p->next = tbl->parms.next;
@@ -1408,11 +1403,8 @@ void neigh_table_init_no_netlink(struct neigh_table *tbl)
unsigned long now = jiffies;
unsigned long phsize;
-#ifdef CONFIG_NET_NS
- tbl->parms.net = &init_net;
-#endif
+ write_pnet(&tbl->parms.net, &init_net);
atomic_set(&tbl->parms.refcnt, 1);
- INIT_RCU_HEAD(&tbl->parms.rcu_head);
tbl->parms.reachable_time =
neigh_rand_reach_time(tbl->parms.base_reachable_time);
@@ -1426,9 +1418,8 @@ void neigh_table_init_no_netlink(struct neigh_table *tbl)
panic("cannot create neighbour cache statistics");
#ifdef CONFIG_PROC_FS
- tbl->pde = proc_create_data(tbl->id, 0, init_net.proc_net_stat,
- &neigh_stat_seq_fops, tbl);
- if (!tbl->pde)
+ if (!proc_create_data(tbl->id, 0, init_net.proc_net_stat,
+ &neigh_stat_seq_fops, tbl))
panic("cannot create neighbour proc dir entry");
#endif
@@ -2568,128 +2559,128 @@ static struct neigh_sysctl_table {
.procname = "mcast_solicit",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_NEIGH_UCAST_SOLICIT,
.procname = "ucast_solicit",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_NEIGH_APP_SOLICIT,
.procname = "app_solicit",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.procname = "retrans_time",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_userhz_jiffies,
+ .proc_handler = proc_dointvec_userhz_jiffies,
},
{
.ctl_name = NET_NEIGH_REACHABLE_TIME,
.procname = "base_reachable_time",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{
.ctl_name = NET_NEIGH_DELAY_PROBE_TIME,
.procname = "delay_first_probe_time",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{
.ctl_name = NET_NEIGH_GC_STALE_TIME,
.procname = "gc_stale_time",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{
.ctl_name = NET_NEIGH_UNRES_QLEN,
.procname = "unres_qlen",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_NEIGH_PROXY_QLEN,
.procname = "proxy_qlen",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.procname = "anycast_delay",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_userhz_jiffies,
+ .proc_handler = proc_dointvec_userhz_jiffies,
},
{
.procname = "proxy_delay",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_userhz_jiffies,
+ .proc_handler = proc_dointvec_userhz_jiffies,
},
{
.procname = "locktime",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_userhz_jiffies,
+ .proc_handler = proc_dointvec_userhz_jiffies,
},
{
.ctl_name = NET_NEIGH_RETRANS_TIME_MS,
.procname = "retrans_time_ms",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_ms_jiffies,
- .strategy = &sysctl_ms_jiffies,
+ .proc_handler = proc_dointvec_ms_jiffies,
+ .strategy = sysctl_ms_jiffies,
},
{
.ctl_name = NET_NEIGH_REACHABLE_TIME_MS,
.procname = "base_reachable_time_ms",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_ms_jiffies,
- .strategy = &sysctl_ms_jiffies,
+ .proc_handler = proc_dointvec_ms_jiffies,
+ .strategy = sysctl_ms_jiffies,
},
{
.ctl_name = NET_NEIGH_GC_INTERVAL,
.procname = "gc_interval",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{
.ctl_name = NET_NEIGH_GC_THRESH1,
.procname = "gc_thresh1",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_NEIGH_GC_THRESH2,
.procname = "gc_thresh2",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_NEIGH_GC_THRESH3,
.procname = "gc_thresh3",
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{},
},
diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c
index 92d6b9467314..afd42d717320 100644
--- a/net/core/net-sysfs.c
+++ b/net/core/net-sysfs.c
@@ -270,7 +270,6 @@ static ssize_t netstat_show(const struct device *d,
unsigned long offset)
{
struct net_device *dev = to_net_dev(d);
- struct net_device_stats *stats;
ssize_t ret = -EINVAL;
WARN_ON(offset > sizeof(struct net_device_stats) ||
@@ -278,7 +277,7 @@ static ssize_t netstat_show(const struct device *d,
read_lock(&dev_base_lock);
if (dev_isalive(dev)) {
- stats = dev->get_stats(dev);
+ const struct net_device_stats *stats = dev_get_stats(dev);
ret = sprintf(buf, fmt_ulong,
*(unsigned long *)(((u8 *) stats) + offset));
}
@@ -476,6 +475,10 @@ void netdev_unregister_kobject(struct net_device * net)
struct device *dev = &(net->dev);
kobject_get(&dev->kobj);
+
+ if (dev_net(net) != &init_net)
+ return;
+
device_del(dev);
}
@@ -490,7 +493,7 @@ int netdev_register_kobject(struct net_device *net)
dev->groups = groups;
BUILD_BUG_ON(BUS_ID_SIZE < IFNAMSIZ);
- strlcpy(dev->bus_id, net->name, BUS_ID_SIZE);
+ dev_set_name(dev, net->name);
#ifdef CONFIG_SYSFS
*groups++ = &netstat_group;
@@ -501,6 +504,9 @@ int netdev_register_kobject(struct net_device *net)
#endif
#endif /* CONFIG_SYSFS */
+ if (dev_net(net) != &init_net)
+ return 0;
+
return device_add(dev);
}
diff --git a/net/core/net_namespace.c b/net/core/net_namespace.c
index 1895a4ca9c4f..55cffad2f328 100644
--- a/net/core/net_namespace.c
+++ b/net/core/net_namespace.c
@@ -47,7 +47,6 @@ static __net_init int setup_net(struct net *net)
goto out;
ng->len = INITIAL_NET_GEN_PTRS;
- INIT_RCU_HEAD(&ng->rcu);
rcu_assign_pointer(net->gen, ng);
error = 0;
@@ -478,7 +477,6 @@ int net_assign_generic(struct net *net, int id, void *data)
*/
ng->len = id;
- INIT_RCU_HEAD(&ng->rcu);
memcpy(&ng->ptr, &old_ng->ptr, old_ng->len);
rcu_assign_pointer(net->gen, ng);
diff --git a/net/core/netpoll.c b/net/core/netpoll.c
index 6c7af390be0a..630df6034444 100644
--- a/net/core/netpoll.c
+++ b/net/core/netpoll.c
@@ -172,12 +172,13 @@ static void service_arp_queue(struct netpoll_info *npi)
void netpoll_poll(struct netpoll *np)
{
struct net_device *dev = np->dev;
+ const struct net_device_ops *ops = dev->netdev_ops;
- if (!dev || !netif_running(dev) || !dev->poll_controller)
+ if (!dev || !netif_running(dev) || !ops->ndo_poll_controller)
return;
/* Process pending work on NIC */
- dev->poll_controller(dev);
+ ops->ndo_poll_controller(dev);
poll_napi(dev);
@@ -343,7 +344,7 @@ void netpoll_send_udp(struct netpoll *np, const char *msg, int len)
udph->check = csum_tcpudp_magic(htonl(np->local_ip),
htonl(np->remote_ip),
udp_len, IPPROTO_UDP,
- csum_partial((unsigned char *)udph, udp_len, 0));
+ csum_partial(udph, udp_len, 0));
if (udph->check == 0)
udph->check = CSUM_MANGLED_0;
@@ -553,7 +554,6 @@ out:
void netpoll_print_options(struct netpoll *np)
{
- DECLARE_MAC_BUF(mac);
printk(KERN_INFO "%s: local port %d\n",
np->name, np->local_port);
printk(KERN_INFO "%s: local IP %d.%d.%d.%d\n",
@@ -564,8 +564,8 @@ void netpoll_print_options(struct netpoll *np)
np->name, np->remote_port);
printk(KERN_INFO "%s: remote IP %d.%d.%d.%d\n",
np->name, HIPQUAD(np->remote_ip));
- printk(KERN_INFO "%s: remote ethernet address %s\n",
- np->name, print_mac(mac, np->remote_mac));
+ printk(KERN_INFO "%s: remote ethernet address %pM\n",
+ np->name, np->remote_mac);
}
int netpoll_parse_options(struct netpoll *np, char *opt)
@@ -695,7 +695,7 @@ int netpoll_setup(struct netpoll *np)
atomic_inc(&npinfo->refcnt);
}
- if (!ndev->poll_controller) {
+ if (!ndev->netdev_ops->ndo_poll_controller) {
printk(KERN_ERR "%s: %s doesn't support polling, aborting.\n",
np->name, np->dev_name);
err = -ENOTSUPP;
diff --git a/net/core/pktgen.c b/net/core/pktgen.c
index 8997e912aaaf..4e77914c4d42 100644
--- a/net/core/pktgen.c
+++ b/net/core/pktgen.c
@@ -422,6 +422,7 @@ static struct pktgen_dev *pktgen_find_dev(struct pktgen_thread *t,
const char *ifname);
static int pktgen_device_event(struct notifier_block *, unsigned long, void *);
static void pktgen_run_all_threads(void);
+static void pktgen_reset_all_threads(void);
static void pktgen_stop_all_threads_ifs(void);
static int pktgen_stop_device(struct pktgen_dev *pkt_dev);
static void pktgen_stop(struct pktgen_thread *t);
@@ -480,6 +481,9 @@ static ssize_t pgctrl_write(struct file *file, const char __user * buf,
else if (!strcmp(data, "start"))
pktgen_run_all_threads();
+ else if (!strcmp(data, "reset"))
+ pktgen_reset_all_threads();
+
else
printk(KERN_WARNING "pktgen: Unknown command: %s\n", data);
@@ -509,7 +513,6 @@ static int pktgen_if_show(struct seq_file *seq, void *v)
__u64 sa;
__u64 stopped;
__u64 now = getCurUs();
- DECLARE_MAC_BUF(mac);
seq_printf(seq,
"Params: count %llu min_pkt_size: %u max_pkt_size: %u\n",
@@ -554,12 +557,12 @@ static int pktgen_if_show(struct seq_file *seq, void *v)
seq_puts(seq, " src_mac: ");
- seq_printf(seq, "%s ",
- print_mac(mac, is_zero_ether_addr(pkt_dev->src_mac) ?
- pkt_dev->odev->dev_addr : pkt_dev->src_mac));
+ seq_printf(seq, "%pM ",
+ is_zero_ether_addr(pkt_dev->src_mac) ?
+ pkt_dev->odev->dev_addr : pkt_dev->src_mac);
seq_printf(seq, "dst_mac: ");
- seq_printf(seq, "%s\n", print_mac(mac, pkt_dev->dst_mac));
+ seq_printf(seq, "%pM\n", pkt_dev->dst_mac);
seq_printf(seq,
" udp_src_min: %d udp_src_max: %d udp_dst_min: %d udp_dst_max: %d\n",
@@ -3169,6 +3172,24 @@ static void pktgen_run_all_threads(void)
pktgen_wait_all_threads_run();
}
+static void pktgen_reset_all_threads(void)
+{
+ struct pktgen_thread *t;
+
+ pr_debug("pktgen: entering pktgen_reset_all_threads.\n");
+
+ mutex_lock(&pktgen_thread_lock);
+
+ list_for_each_entry(t, &pktgen_threads, th_list)
+ t->control |= (T_REMDEVALL);
+
+ mutex_unlock(&pktgen_thread_lock);
+
+ schedule_timeout_interruptible(msecs_to_jiffies(125)); /* Propagate thread->control */
+
+ pktgen_wait_all_threads_run();
+}
+
static void show_results(struct pktgen_dev *pkt_dev, int nr_frags)
{
__u64 total_us, bps, mbps, pps, idle;
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index 4dfb6b4d4559..790dd205bb5d 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -551,7 +551,7 @@ static void set_operstate(struct net_device *dev, unsigned char transition)
}
static void copy_rtnl_link_stats(struct rtnl_link_stats *a,
- struct net_device_stats *b)
+ const struct net_device_stats *b)
{
a->rx_packets = b->rx_packets;
a->tx_packets = b->tx_packets;
@@ -609,7 +609,7 @@ static int rtnl_fill_ifinfo(struct sk_buff *skb, struct net_device *dev,
struct netdev_queue *txq;
struct ifinfomsg *ifm;
struct nlmsghdr *nlh;
- struct net_device_stats *stats;
+ const struct net_device_stats *stats;
struct nlattr *attr;
nlh = nlmsg_put(skb, pid, seq, type, sizeof(*ifm), flags);
@@ -666,7 +666,7 @@ static int rtnl_fill_ifinfo(struct sk_buff *skb, struct net_device *dev,
if (attr == NULL)
goto nla_put_failure;
- stats = dev->get_stats(dev);
+ stats = dev_get_stats(dev);
copy_rtnl_link_stats(nla_data(attr), stats);
if (dev->rtnl_link_ops) {
@@ -762,6 +762,7 @@ static int validate_linkmsg(struct net_device *dev, struct nlattr *tb[])
static int do_setlink(struct net_device *dev, struct ifinfomsg *ifm,
struct nlattr **tb, char *ifname, int modified)
{
+ const struct net_device_ops *ops = dev->netdev_ops;
int send_addr_notify = 0;
int err;
@@ -783,7 +784,7 @@ static int do_setlink(struct net_device *dev, struct ifinfomsg *ifm,
struct rtnl_link_ifmap *u_map;
struct ifmap k_map;
- if (!dev->set_config) {
+ if (!ops->ndo_set_config) {
err = -EOPNOTSUPP;
goto errout;
}
@@ -801,7 +802,7 @@ static int do_setlink(struct net_device *dev, struct ifinfomsg *ifm,
k_map.dma = (unsigned char) u_map->dma;
k_map.port = (unsigned char) u_map->port;
- err = dev->set_config(dev, &k_map);
+ err = ops->ndo_set_config(dev, &k_map);
if (err < 0)
goto errout;
@@ -812,7 +813,7 @@ static int do_setlink(struct net_device *dev, struct ifinfomsg *ifm,
struct sockaddr *sa;
int len;
- if (!dev->set_mac_address) {
+ if (!ops->ndo_set_mac_address) {
err = -EOPNOTSUPP;
goto errout;
}
@@ -831,7 +832,7 @@ static int do_setlink(struct net_device *dev, struct ifinfomsg *ifm,
sa->sa_family = dev->type;
memcpy(sa->sa_data, nla_data(tb[IFLA_ADDRESS]),
dev->addr_len);
- err = dev->set_mac_address(dev, sa);
+ err = ops->ndo_set_mac_address(dev, sa);
kfree(sa);
if (err)
goto errout;
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index d49ef8301b5b..267185a848f6 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -501,7 +501,7 @@ static void __copy_skb_header(struct sk_buff *new, const struct sk_buff *old)
new->network_header = old->network_header;
new->mac_header = old->mac_header;
new->dst = dst_clone(old->dst);
-#ifdef CONFIG_INET
+#ifdef CONFIG_XFRM
new->sp = secpath_get(old->sp);
#endif
memcpy(new->cb, old->cb, sizeof(old->cb));
@@ -556,6 +556,7 @@ static struct sk_buff *__skb_clone(struct sk_buff *n, struct sk_buff *skb)
C(truesize);
#if defined(CONFIG_MAC80211) || defined(CONFIG_MAC80211_MODULE)
C(do_not_encrypt);
+ C(requeue);
#endif
atomic_set(&n->users, 1);
diff --git a/net/core/sock.c b/net/core/sock.c
index 341e39456952..a4e840e5a053 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -2040,7 +2040,8 @@ int proto_register(struct proto *prot, int alloc_slab)
if (alloc_slab) {
prot->slab = kmem_cache_create(prot->name, prot->obj_size, 0,
- SLAB_HWCACHE_ALIGN, NULL);
+ SLAB_HWCACHE_ALIGN | prot->slab_flags,
+ NULL);
if (prot->slab == NULL) {
printk(KERN_CRIT "%s: Can't create sock SLAB cache!\n",
@@ -2079,7 +2080,9 @@ int proto_register(struct proto *prot, int alloc_slab)
prot->twsk_prot->twsk_slab =
kmem_cache_create(timewait_sock_slab_name,
prot->twsk_prot->twsk_obj_size,
- 0, SLAB_HWCACHE_ALIGN,
+ 0,
+ SLAB_HWCACHE_ALIGN |
+ prot->slab_flags,
NULL);
if (prot->twsk_prot->twsk_slab == NULL)
goto out_free_timewait_sock_slab_name;
@@ -2171,7 +2174,7 @@ static void proto_seq_printf(struct seq_file *seq, struct proto *proto)
"%2c %2c %2c %2c %2c %2c %2c %2c %2c %2c %2c %2c %2c %2c %2c %2c %2c %2c %2c\n",
proto->name,
proto->obj_size,
- proto->sockets_allocated != NULL ? atomic_read(proto->sockets_allocated) : -1,
+ sock_prot_inuse_get(seq_file_net(seq), proto),
proto->memory_allocated != NULL ? atomic_read(proto->memory_allocated) : -1,
proto->memory_pressure != NULL ? *proto->memory_pressure ? "yes" : "no" : "NI",
proto->max_header,
@@ -2225,7 +2228,8 @@ static const struct seq_operations proto_seq_ops = {
static int proto_seq_open(struct inode *inode, struct file *file)
{
- return seq_open(file, &proto_seq_ops);
+ return seq_open_net(inode, file, &proto_seq_ops,
+ sizeof(struct seq_net_private));
}
static const struct file_operations proto_seq_fops = {
@@ -2233,13 +2237,31 @@ static const struct file_operations proto_seq_fops = {
.open = proto_seq_open,
.read = seq_read,
.llseek = seq_lseek,
- .release = seq_release,
+ .release = seq_release_net,
+};
+
+static __net_init int proto_init_net(struct net *net)
+{
+ if (!proc_net_fops_create(net, "protocols", S_IRUGO, &proto_seq_fops))
+ return -ENOMEM;
+
+ return 0;
+}
+
+static __net_exit void proto_exit_net(struct net *net)
+{
+ proc_net_remove(net, "protocols");
+}
+
+
+static __net_initdata struct pernet_operations proto_net_ops = {
+ .init = proto_init_net,
+ .exit = proto_exit_net,
};
static int __init proto_init(void)
{
- /* register /proc/net/protocols */
- return proc_net_fops_create(&init_net, "protocols", S_IRUGO, &proto_seq_fops) == NULL ? -ENOBUFS : 0;
+ return register_pernet_subsys(&proto_net_ops);
}
subsys_initcall(proto_init);
diff --git a/net/core/sysctl_net_core.c b/net/core/sysctl_net_core.c
index f686467ff12b..2bc0384b0448 100644
--- a/net/core/sysctl_net_core.c
+++ b/net/core/sysctl_net_core.c
@@ -22,7 +22,7 @@ static struct ctl_table net_core_table[] = {
.data = &sysctl_wmem_max,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_CORE_RMEM_MAX,
@@ -30,7 +30,7 @@ static struct ctl_table net_core_table[] = {
.data = &sysctl_rmem_max,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_CORE_WMEM_DEFAULT,
@@ -38,7 +38,7 @@ static struct ctl_table net_core_table[] = {
.data = &sysctl_wmem_default,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_CORE_RMEM_DEFAULT,
@@ -46,7 +46,7 @@ static struct ctl_table net_core_table[] = {
.data = &sysctl_rmem_default,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_CORE_DEV_WEIGHT,
@@ -54,7 +54,7 @@ static struct ctl_table net_core_table[] = {
.data = &weight_p,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_CORE_MAX_BACKLOG,
@@ -62,7 +62,7 @@ static struct ctl_table net_core_table[] = {
.data = &netdev_max_backlog,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_CORE_MSG_COST,
@@ -70,8 +70,8 @@ static struct ctl_table net_core_table[] = {
.data = &net_ratelimit_state.interval,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{
.ctl_name = NET_CORE_MSG_BURST,
@@ -79,7 +79,7 @@ static struct ctl_table net_core_table[] = {
.data = &net_ratelimit_state.burst,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_CORE_OPTMEM_MAX,
@@ -87,7 +87,7 @@ static struct ctl_table net_core_table[] = {
.data = &sysctl_optmem_max,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
#ifdef CONFIG_XFRM
{
@@ -96,7 +96,7 @@ static struct ctl_table net_core_table[] = {
.data = &sysctl_xfrm_aevent_etime,
.maxlen = sizeof(u32),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_CORE_AEVENT_RSEQTH,
@@ -104,7 +104,7 @@ static struct ctl_table net_core_table[] = {
.data = &sysctl_xfrm_aevent_rseqth,
.maxlen = sizeof(u32),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = CTL_UNNUMBERED,
@@ -112,7 +112,7 @@ static struct ctl_table net_core_table[] = {
.data = &sysctl_xfrm_larval_drop,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = CTL_UNNUMBERED,
@@ -120,7 +120,7 @@ static struct ctl_table net_core_table[] = {
.data = &sysctl_xfrm_acq_expires,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
#endif /* CONFIG_XFRM */
#endif /* CONFIG_NET */
@@ -130,7 +130,7 @@ static struct ctl_table net_core_table[] = {
.data = &netdev_budget,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_CORE_WARNINGS,
@@ -138,7 +138,7 @@ static struct ctl_table net_core_table[] = {
.data = &net_msg_warn,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{ .ctl_name = 0 }
};
@@ -150,7 +150,7 @@ static struct ctl_table netns_core_table[] = {
.data = &init_net.core.sysctl_somaxconn,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{ .ctl_name = 0 }
};
diff --git a/net/dccp/ccid.c b/net/dccp/ccid.c
index 8fe931a3d7a1..647cb0614f84 100644
--- a/net/dccp/ccid.c
+++ b/net/dccp/ccid.c
@@ -13,6 +13,13 @@
#include "ccid.h"
+static u8 builtin_ccids[] = {
+ DCCPC_CCID2, /* CCID2 is supported by default */
+#if defined(CONFIG_IP_DCCP_CCID3) || defined(CONFIG_IP_DCCP_CCID3_MODULE)
+ DCCPC_CCID3,
+#endif
+};
+
static struct ccid_operations *ccids[CCID_MAX];
#if defined(CONFIG_SMP) || defined(CONFIG_PREEMPT)
static atomic_t ccids_lockct = ATOMIC_INIT(0);
@@ -86,6 +93,47 @@ static void ccid_kmem_cache_destroy(struct kmem_cache *slab)
}
}
+/* check that up to @array_len members in @ccid_array are supported */
+bool ccid_support_check(u8 const *ccid_array, u8 array_len)
+{
+ u8 i, j, found;
+
+ for (i = 0, found = 0; i < array_len; i++, found = 0) {
+ for (j = 0; !found && j < ARRAY_SIZE(builtin_ccids); j++)
+ found = (ccid_array[i] == builtin_ccids[j]);
+ if (!found)
+ return false;
+ }
+ return true;
+}
+
+/**
+ * ccid_get_builtin_ccids - Provide copy of `builtin' CCID array
+ * @ccid_array: pointer to copy into
+ * @array_len: value to return length into
+ * This function allocates memory - caller must see that it is freed after use.
+ */
+int ccid_get_builtin_ccids(u8 **ccid_array, u8 *array_len)
+{
+ *ccid_array = kmemdup(builtin_ccids, sizeof(builtin_ccids), gfp_any());
+ if (*ccid_array == NULL)
+ return -ENOBUFS;
+ *array_len = ARRAY_SIZE(builtin_ccids);
+ return 0;
+}
+
+int ccid_getsockopt_builtin_ccids(struct sock *sk, int len,
+ char __user *optval, int __user *optlen)
+{
+ if (len < sizeof(builtin_ccids))
+ return -EINVAL;
+
+ if (put_user(sizeof(builtin_ccids), optlen) ||
+ copy_to_user(optval, builtin_ccids, sizeof(builtin_ccids)))
+ return -EFAULT;
+ return 0;
+}
+
int ccid_register(struct ccid_operations *ccid_ops)
{
int err = -ENOBUFS;
diff --git a/net/dccp/ccid.h b/net/dccp/ccid.h
index fdeae7b57319..259f5469d7d0 100644
--- a/net/dccp/ccid.h
+++ b/net/dccp/ccid.h
@@ -103,6 +103,11 @@ static inline void *ccid_priv(const struct ccid *ccid)
return (void *)ccid->ccid_priv;
}
+extern bool ccid_support_check(u8 const *ccid_array, u8 array_len);
+extern int ccid_get_builtin_ccids(u8 **ccid_array, u8 *array_len);
+extern int ccid_getsockopt_builtin_ccids(struct sock *sk, int len,
+ char __user *, int __user *);
+
extern struct ccid *ccid_new(unsigned char id, struct sock *sk, int rx,
gfp_t gfp);
diff --git a/net/dccp/ccids/ccid2.c b/net/dccp/ccids/ccid2.c
index 9a430734530c..c9ea19a4d85e 100644
--- a/net/dccp/ccids/ccid2.c
+++ b/net/dccp/ccids/ccid2.c
@@ -25,7 +25,7 @@
/*
* This implementation should follow RFC 4341
*/
-
+#include "../feat.h"
#include "../ccid.h"
#include "../dccp.h"
#include "ccid2.h"
@@ -147,8 +147,8 @@ static void ccid2_change_l_ack_ratio(struct sock *sk, u32 val)
DCCP_WARN("Limiting Ack Ratio (%u) to %u\n", val, max_ratio);
val = max_ratio;
}
- if (val > 0xFFFF) /* RFC 4340, 11.3 */
- val = 0xFFFF;
+ if (val > DCCPF_ACK_RATIO_MAX)
+ val = DCCPF_ACK_RATIO_MAX;
if (val == dp->dccps_l_ack_ratio)
return;
diff --git a/net/dccp/dccp.h b/net/dccp/dccp.h
index b4bc6e095a0e..031ce350d3c1 100644
--- a/net/dccp/dccp.h
+++ b/net/dccp/dccp.h
@@ -98,7 +98,6 @@ extern int sysctl_dccp_retries2;
extern int sysctl_dccp_feat_sequence_window;
extern int sysctl_dccp_feat_rx_ccid;
extern int sysctl_dccp_feat_tx_ccid;
-extern int sysctl_dccp_feat_ack_ratio;
extern int sysctl_dccp_feat_send_ack_vector;
extern int sysctl_dccp_feat_send_ndp_count;
extern int sysctl_dccp_tx_qlen;
@@ -252,7 +251,8 @@ extern const char *dccp_state_name(const int state);
extern void dccp_set_state(struct sock *sk, const int state);
extern void dccp_done(struct sock *sk);
-extern void dccp_reqsk_init(struct request_sock *req, struct sk_buff *skb);
+extern int dccp_reqsk_init(struct request_sock *rq, struct dccp_sock const *dp,
+ struct sk_buff const *skb);
extern int dccp_v4_conn_request(struct sock *sk, struct sk_buff *skb);
@@ -441,6 +441,10 @@ static inline int dccp_ack_pending(const struct sock *sk)
inet_csk_ack_scheduled(sk);
}
+extern int dccp_feat_finalise_settings(struct dccp_sock *dp);
+extern int dccp_feat_server_ccid_dependencies(struct dccp_request_sock *dreq);
+extern void dccp_feat_list_purge(struct list_head *fn_list);
+
extern int dccp_insert_options(struct sock *sk, struct sk_buff *skb);
extern int dccp_insert_options_rsk(struct dccp_request_sock*, struct sk_buff*);
extern int dccp_insert_option_elapsed_time(struct sock *sk,
diff --git a/net/dccp/diag.c b/net/dccp/diag.c
index d8a3509b26f6..d1e100395efb 100644
--- a/net/dccp/diag.c
+++ b/net/dccp/diag.c
@@ -45,7 +45,7 @@ static void dccp_diag_get_info(struct sock *sk, struct inet_diag_msg *r,
dccp_get_info(sk, _info);
}
-static struct inet_diag_handler dccp_diag_handler = {
+static const struct inet_diag_handler dccp_diag_handler = {
.idiag_hashinfo = &dccp_hashinfo,
.idiag_get_info = dccp_diag_get_info,
.idiag_type = DCCPDIAG_GETSOCK,
diff --git a/net/dccp/feat.c b/net/dccp/feat.c
index 933a0ecf8d46..2c2216f64b1b 100644
--- a/net/dccp/feat.c
+++ b/net/dccp/feat.c
@@ -6,6 +6,8 @@
*
* ASSUMPTIONS
* -----------
+ * o Feature negotiation is coordinated with connection setup (as in TCP), wild
+ * changes of parameters of an established connection are not supported.
* o All currently known SP features have 1-byte quantities. If in the future
* extensions of RFCs 4340..42 define features with item lengths larger than
* one byte, a feature-specific extension of the code will be required.
@@ -23,53 +25,560 @@
#define DCCP_FEAT_SP_NOAGREE (-123)
-int dccp_feat_change(struct dccp_minisock *dmsk, u8 type, u8 feature,
- u8 *val, u8 len, gfp_t gfp)
+static const struct {
+ u8 feat_num; /* DCCPF_xxx */
+ enum dccp_feat_type rxtx; /* RX or TX */
+ enum dccp_feat_type reconciliation; /* SP or NN */
+ u8 default_value; /* as in 6.4 */
+/*
+ * Lookup table for location and type of features (from RFC 4340/4342)
+ * +--------------------------+----+-----+----+----+---------+-----------+
+ * | Feature | Location | Reconc. | Initial | Section |
+ * | | RX | TX | SP | NN | Value | Reference |
+ * +--------------------------+----+-----+----+----+---------+-----------+
+ * | DCCPF_CCID | | X | X | | 2 | 10 |
+ * | DCCPF_SHORT_SEQNOS | | X | X | | 0 | 7.6.1 |
+ * | DCCPF_SEQUENCE_WINDOW | | X | | X | 100 | 7.5.2 |
+ * | DCCPF_ECN_INCAPABLE | X | | X | | 0 | 12.1 |
+ * | DCCPF_ACK_RATIO | | X | | X | 2 | 11.3 |
+ * | DCCPF_SEND_ACK_VECTOR | X | | X | | 0 | 11.5 |
+ * | DCCPF_SEND_NDP_COUNT | | X | X | | 0 | 7.7.2 |
+ * | DCCPF_MIN_CSUM_COVER | X | | X | | 0 | 9.2.1 |
+ * | DCCPF_DATA_CHECKSUM | X | | X | | 0 | 9.3.1 |
+ * | DCCPF_SEND_LEV_RATE | X | | X | | 0 | 4342/8.4 |
+ * +--------------------------+----+-----+----+----+---------+-----------+
+ */
+} dccp_feat_table[] = {
+ { DCCPF_CCID, FEAT_AT_TX, FEAT_SP, 2 },
+ { DCCPF_SHORT_SEQNOS, FEAT_AT_TX, FEAT_SP, 0 },
+ { DCCPF_SEQUENCE_WINDOW, FEAT_AT_TX, FEAT_NN, 100 },
+ { DCCPF_ECN_INCAPABLE, FEAT_AT_RX, FEAT_SP, 0 },
+ { DCCPF_ACK_RATIO, FEAT_AT_TX, FEAT_NN, 2 },
+ { DCCPF_SEND_ACK_VECTOR, FEAT_AT_RX, FEAT_SP, 0 },
+ { DCCPF_SEND_NDP_COUNT, FEAT_AT_TX, FEAT_SP, 0 },
+ { DCCPF_MIN_CSUM_COVER, FEAT_AT_RX, FEAT_SP, 0 },
+ { DCCPF_DATA_CHECKSUM, FEAT_AT_RX, FEAT_SP, 0 },
+ { DCCPF_SEND_LEV_RATE, FEAT_AT_RX, FEAT_SP, 0 },
+};
+#define DCCP_FEAT_SUPPORTED_MAX ARRAY_SIZE(dccp_feat_table)
+
+/**
+ * dccp_feat_index - Hash function to map feature number into array position
+ * Returns consecutive array index or -1 if the feature is not understood.
+ */
+static int dccp_feat_index(u8 feat_num)
{
- struct dccp_opt_pend *opt;
+ /* The first 9 entries are occupied by the types from RFC 4340, 6.4 */
+ if (feat_num > DCCPF_RESERVED && feat_num <= DCCPF_DATA_CHECKSUM)
+ return feat_num - 1;
- dccp_feat_debug(type, feature, *val);
+ /*
+ * Other features: add cases for new feature types here after adding
+ * them to the above table.
+ */
+ switch (feat_num) {
+ case DCCPF_SEND_LEV_RATE:
+ return DCCP_FEAT_SUPPORTED_MAX - 1;
+ }
+ return -1;
+}
- if (len > 3) {
- DCCP_WARN("invalid length %d\n", len);
- return -EINVAL;
+static u8 dccp_feat_type(u8 feat_num)
+{
+ int idx = dccp_feat_index(feat_num);
+
+ if (idx < 0)
+ return FEAT_UNKNOWN;
+ return dccp_feat_table[idx].reconciliation;
+}
+
+static int dccp_feat_default_value(u8 feat_num)
+{
+ int idx = dccp_feat_index(feat_num);
+ /*
+ * There are no default values for unknown features, so encountering a
+ * negative index here indicates a serious problem somewhere else.
+ */
+ DCCP_BUG_ON(idx < 0);
+
+ return idx < 0 ? 0 : dccp_feat_table[idx].default_value;
+}
+
+/* copy constructor, fval must not already contain allocated memory */
+static int dccp_feat_clone_sp_val(dccp_feat_val *fval, u8 const *val, u8 len)
+{
+ fval->sp.len = len;
+ if (fval->sp.len > 0) {
+ fval->sp.vec = kmemdup(val, len, gfp_any());
+ if (fval->sp.vec == NULL) {
+ fval->sp.len = 0;
+ return -ENOBUFS;
+ }
}
- /* XXX add further sanity checks */
+ return 0;
+}
- /* check if that feature is already being negotiated */
- list_for_each_entry(opt, &dmsk->dccpms_pending, dccpop_node) {
- /* ok we found a negotiation for this option already */
- if (opt->dccpop_feat == feature && opt->dccpop_type == type) {
- dccp_pr_debug("Replacing old\n");
- /* replace */
- BUG_ON(opt->dccpop_val == NULL);
- kfree(opt->dccpop_val);
- opt->dccpop_val = val;
- opt->dccpop_len = len;
- opt->dccpop_conf = 0;
- return 0;
+static void dccp_feat_val_destructor(u8 feat_num, dccp_feat_val *val)
+{
+ if (unlikely(val == NULL))
+ return;
+ if (dccp_feat_type(feat_num) == FEAT_SP)
+ kfree(val->sp.vec);
+ memset(val, 0, sizeof(*val));
+}
+
+static struct dccp_feat_entry *
+ dccp_feat_clone_entry(struct dccp_feat_entry const *original)
+{
+ struct dccp_feat_entry *new;
+ u8 type = dccp_feat_type(original->feat_num);
+
+ if (type == FEAT_UNKNOWN)
+ return NULL;
+
+ new = kmemdup(original, sizeof(struct dccp_feat_entry), gfp_any());
+ if (new == NULL)
+ return NULL;
+
+ if (type == FEAT_SP && dccp_feat_clone_sp_val(&new->val,
+ original->val.sp.vec,
+ original->val.sp.len)) {
+ kfree(new);
+ return NULL;
+ }
+ return new;
+}
+
+static void dccp_feat_entry_destructor(struct dccp_feat_entry *entry)
+{
+ if (entry != NULL) {
+ dccp_feat_val_destructor(entry->feat_num, &entry->val);
+ kfree(entry);
+ }
+}
+
+/*
+ * List management functions
+ *
+ * Feature negotiation lists rely on and maintain the following invariants:
+ * - each feat_num in the list is known, i.e. we know its type and default value
+ * - each feat_num/is_local combination is unique (old entries are overwritten)
+ * - SP values are always freshly allocated
+ * - list is sorted in increasing order of feature number (faster lookup)
+ */
+static struct dccp_feat_entry *dccp_feat_list_lookup(struct list_head *fn_list,
+ u8 feat_num, bool is_local)
+{
+ struct dccp_feat_entry *entry;
+
+ list_for_each_entry(entry, fn_list, node) {
+ if (entry->feat_num == feat_num && entry->is_local == is_local)
+ return entry;
+ else if (entry->feat_num > feat_num)
+ break;
+ }
+ return NULL;
+}
+
+/**
+ * dccp_feat_entry_new - Central list update routine (called by all others)
+ * @head: list to add to
+ * @feat: feature number
+ * @local: whether the local (1) or remote feature with number @feat is meant
+ * This is the only constructor and serves to ensure the above invariants.
+ */
+static struct dccp_feat_entry *
+ dccp_feat_entry_new(struct list_head *head, u8 feat, bool local)
+{
+ struct dccp_feat_entry *entry;
+
+ list_for_each_entry(entry, head, node)
+ if (entry->feat_num == feat && entry->is_local == local) {
+ dccp_feat_val_destructor(entry->feat_num, &entry->val);
+ return entry;
+ } else if (entry->feat_num > feat) {
+ head = &entry->node;
+ break;
}
+
+ entry = kmalloc(sizeof(*entry), gfp_any());
+ if (entry != NULL) {
+ entry->feat_num = feat;
+ entry->is_local = local;
+ list_add_tail(&entry->node, head);
}
+ return entry;
+}
- /* negotiation for a new feature */
- opt = kmalloc(sizeof(*opt), gfp);
- if (opt == NULL)
+/**
+ * dccp_feat_push_change - Add/overwrite a Change option in the list
+ * @fn_list: feature-negotiation list to update
+ * @feat: one of %dccp_feature_numbers
+ * @local: whether local (1) or remote (0) @feat_num is meant
+ * @needs_mandatory: whether to use Mandatory feature negotiation options
+ * @fval: pointer to NN/SP value to be inserted (will be copied)
+ */
+static int dccp_feat_push_change(struct list_head *fn_list, u8 feat, u8 local,
+ u8 mandatory, dccp_feat_val *fval)
+{
+ struct dccp_feat_entry *new = dccp_feat_entry_new(fn_list, feat, local);
+
+ if (new == NULL)
return -ENOMEM;
- opt->dccpop_type = type;
- opt->dccpop_feat = feature;
- opt->dccpop_len = len;
- opt->dccpop_val = val;
- opt->dccpop_conf = 0;
- opt->dccpop_sc = NULL;
+ new->feat_num = feat;
+ new->is_local = local;
+ new->state = FEAT_INITIALISING;
+ new->needs_confirm = 0;
+ new->empty_confirm = 0;
+ new->val = *fval;
+ new->needs_mandatory = mandatory;
+
+ return 0;
+}
+
+static inline void dccp_feat_list_pop(struct dccp_feat_entry *entry)
+{
+ list_del(&entry->node);
+ dccp_feat_entry_destructor(entry);
+}
+
+void dccp_feat_list_purge(struct list_head *fn_list)
+{
+ struct dccp_feat_entry *entry, *next;
+
+ list_for_each_entry_safe(entry, next, fn_list, node)
+ dccp_feat_entry_destructor(entry);
+ INIT_LIST_HEAD(fn_list);
+}
+EXPORT_SYMBOL_GPL(dccp_feat_list_purge);
+
+/* generate @to as full clone of @from - @to must not contain any nodes */
+int dccp_feat_clone_list(struct list_head const *from, struct list_head *to)
+{
+ struct dccp_feat_entry *entry, *new;
+
+ INIT_LIST_HEAD(to);
+ list_for_each_entry(entry, from, node) {
+ new = dccp_feat_clone_entry(entry);
+ if (new == NULL)
+ goto cloning_failed;
+ list_add_tail(&new->node, to);
+ }
+ return 0;
+
+cloning_failed:
+ dccp_feat_list_purge(to);
+ return -ENOMEM;
+}
+
+static u8 dccp_feat_is_valid_nn_val(u8 feat_num, u64 val)
+{
+ switch (feat_num) {
+ case DCCPF_ACK_RATIO:
+ return val <= DCCPF_ACK_RATIO_MAX;
+ case DCCPF_SEQUENCE_WINDOW:
+ return val >= DCCPF_SEQ_WMIN && val <= DCCPF_SEQ_WMAX;
+ }
+ return 0; /* feature unknown - so we can't tell */
+}
+
+/* check that SP values are within the ranges defined in RFC 4340 */
+static u8 dccp_feat_is_valid_sp_val(u8 feat_num, u8 val)
+{
+ switch (feat_num) {
+ case DCCPF_CCID:
+ return val == DCCPC_CCID2 || val == DCCPC_CCID3;
+ /* Type-check Boolean feature values: */
+ case DCCPF_SHORT_SEQNOS:
+ case DCCPF_ECN_INCAPABLE:
+ case DCCPF_SEND_ACK_VECTOR:
+ case DCCPF_SEND_NDP_COUNT:
+ case DCCPF_DATA_CHECKSUM:
+ case DCCPF_SEND_LEV_RATE:
+ return val < 2;
+ case DCCPF_MIN_CSUM_COVER:
+ return val < 16;
+ }
+ return 0; /* feature unknown */
+}
+
+static u8 dccp_feat_sp_list_ok(u8 feat_num, u8 const *sp_list, u8 sp_len)
+{
+ if (sp_list == NULL || sp_len < 1)
+ return 0;
+ while (sp_len--)
+ if (!dccp_feat_is_valid_sp_val(feat_num, *sp_list++))
+ return 0;
+ return 1;
+}
+
+/**
+ * __feat_register_nn - Register new NN value on socket
+ * @fn: feature-negotiation list to register with
+ * @feat: an NN feature from %dccp_feature_numbers
+ * @mandatory: use Mandatory option if 1
+ * @nn_val: value to register (restricted to 4 bytes)
+ * Note that NN features are local by definition (RFC 4340, 6.3.2).
+ */
+static int __feat_register_nn(struct list_head *fn, u8 feat,
+ u8 mandatory, u64 nn_val)
+{
+ dccp_feat_val fval = { .nn = nn_val };
+
+ if (dccp_feat_type(feat) != FEAT_NN ||
+ !dccp_feat_is_valid_nn_val(feat, nn_val))
+ return -EINVAL;
+
+ /* Don't bother with default values, they will be activated anyway. */
+ if (nn_val - (u64)dccp_feat_default_value(feat) == 0)
+ return 0;
+
+ return dccp_feat_push_change(fn, feat, 1, mandatory, &fval);
+}
+
+/**
+ * __feat_register_sp - Register new SP value/list on socket
+ * @fn: feature-negotiation list to register with
+ * @feat: an SP feature from %dccp_feature_numbers
+ * @is_local: whether the local (1) or the remote (0) @feat is meant
+ * @mandatory: use Mandatory option if 1
+ * @sp_val: SP value followed by optional preference list
+ * @sp_len: length of @sp_val in bytes
+ */
+static int __feat_register_sp(struct list_head *fn, u8 feat, u8 is_local,
+ u8 mandatory, u8 const *sp_val, u8 sp_len)
+{
+ dccp_feat_val fval;
+
+ if (dccp_feat_type(feat) != FEAT_SP ||
+ !dccp_feat_sp_list_ok(feat, sp_val, sp_len))
+ return -EINVAL;
+
+ /* Avoid negotiating alien CCIDs by only advertising supported ones */
+ if (feat == DCCPF_CCID && !ccid_support_check(sp_val, sp_len))
+ return -EOPNOTSUPP;
- BUG_ON(opt->dccpop_val == NULL);
+ if (dccp_feat_clone_sp_val(&fval, sp_val, sp_len))
+ return -ENOMEM;
- list_add_tail(&opt->dccpop_node, &dmsk->dccpms_pending);
+ return dccp_feat_push_change(fn, feat, is_local, mandatory, &fval);
+}
+
+/**
+ * dccp_feat_register_sp - Register requests to change SP feature values
+ * @sk: client or listening socket
+ * @feat: one of %dccp_feature_numbers
+ * @is_local: whether the local (1) or remote (0) @feat is meant
+ * @list: array of preferred values, in descending order of preference
+ * @len: length of @list in bytes
+ */
+int dccp_feat_register_sp(struct sock *sk, u8 feat, u8 is_local,
+ u8 const *list, u8 len)
+{ /* any changes must be registered before establishing the connection */
+ if (sk->sk_state != DCCP_CLOSED)
+ return -EISCONN;
+ if (dccp_feat_type(feat) != FEAT_SP)
+ return -EINVAL;
+ return __feat_register_sp(&dccp_sk(sk)->dccps_featneg, feat, is_local,
+ 0, list, len);
+}
+
+/* Analogous to dccp_feat_register_sp(), but for non-negotiable values */
+int dccp_feat_register_nn(struct sock *sk, u8 feat, u64 val)
+{
+ /* any changes must be registered before establishing the connection */
+ if (sk->sk_state != DCCP_CLOSED)
+ return -EISCONN;
+ if (dccp_feat_type(feat) != FEAT_NN)
+ return -EINVAL;
+ return __feat_register_nn(&dccp_sk(sk)->dccps_featneg, feat, 0, val);
+}
+
+/*
+ * Tracking features whose value depend on the choice of CCID
+ *
+ * This is designed with an extension in mind so that a list walk could be done
+ * before activating any features. However, the existing framework was found to
+ * work satisfactorily up until now, the automatic verification is left open.
+ * When adding new CCIDs, add a corresponding dependency table here.
+ */
+static const struct ccid_dependency *dccp_feat_ccid_deps(u8 ccid, bool is_local)
+{
+ static const struct ccid_dependency ccid2_dependencies[2][2] = {
+ /*
+ * CCID2 mandates Ack Vectors (RFC 4341, 4.): as CCID is a TX
+ * feature and Send Ack Vector is an RX feature, `is_local'
+ * needs to be reversed.
+ */
+ { /* Dependencies of the receiver-side (remote) CCID2 */
+ {
+ .dependent_feat = DCCPF_SEND_ACK_VECTOR,
+ .is_local = true,
+ .is_mandatory = true,
+ .val = 1
+ },
+ { 0, 0, 0, 0 }
+ },
+ { /* Dependencies of the sender-side (local) CCID2 */
+ {
+ .dependent_feat = DCCPF_SEND_ACK_VECTOR,
+ .is_local = false,
+ .is_mandatory = true,
+ .val = 1
+ },
+ { 0, 0, 0, 0 }
+ }
+ };
+ static const struct ccid_dependency ccid3_dependencies[2][5] = {
+ { /*
+ * Dependencies of the receiver-side CCID3
+ */
+ { /* locally disable Ack Vectors */
+ .dependent_feat = DCCPF_SEND_ACK_VECTOR,
+ .is_local = true,
+ .is_mandatory = false,
+ .val = 0
+ },
+ { /* see below why Send Loss Event Rate is on */
+ .dependent_feat = DCCPF_SEND_LEV_RATE,
+ .is_local = true,
+ .is_mandatory = true,
+ .val = 1
+ },
+ { /* NDP Count is needed as per RFC 4342, 6.1.1 */
+ .dependent_feat = DCCPF_SEND_NDP_COUNT,
+ .is_local = false,
+ .is_mandatory = true,
+ .val = 1
+ },
+ { 0, 0, 0, 0 },
+ },
+ { /*
+ * CCID3 at the TX side: we request that the HC-receiver
+ * will not send Ack Vectors (they will be ignored, so
+ * Mandatory is not set); we enable Send Loss Event Rate
+ * (Mandatory since the implementation does not support
+ * the Loss Intervals option of RFC 4342, 8.6).
+ * The last two options are for peer's information only.
+ */
+ {
+ .dependent_feat = DCCPF_SEND_ACK_VECTOR,
+ .is_local = false,
+ .is_mandatory = false,
+ .val = 0
+ },
+ {
+ .dependent_feat = DCCPF_SEND_LEV_RATE,
+ .is_local = false,
+ .is_mandatory = true,
+ .val = 1
+ },
+ { /* this CCID does not support Ack Ratio */
+ .dependent_feat = DCCPF_ACK_RATIO,
+ .is_local = true,
+ .is_mandatory = false,
+ .val = 0
+ },
+ { /* tell receiver we are sending NDP counts */
+ .dependent_feat = DCCPF_SEND_NDP_COUNT,
+ .is_local = true,
+ .is_mandatory = false,
+ .val = 1
+ },
+ { 0, 0, 0, 0 }
+ }
+ };
+ switch (ccid) {
+ case DCCPC_CCID2:
+ return ccid2_dependencies[is_local];
+ case DCCPC_CCID3:
+ return ccid3_dependencies[is_local];
+ default:
+ return NULL;
+ }
+}
+
+/**
+ * dccp_feat_propagate_ccid - Resolve dependencies of features on choice of CCID
+ * @fn: feature-negotiation list to update
+ * @id: CCID number to track
+ * @is_local: whether TX CCID (1) or RX CCID (0) is meant
+ * This function needs to be called after registering all other features.
+ */
+static int dccp_feat_propagate_ccid(struct list_head *fn, u8 id, bool is_local)
+{
+ const struct ccid_dependency *table = dccp_feat_ccid_deps(id, is_local);
+ int i, rc = (table == NULL);
+
+ for (i = 0; rc == 0 && table[i].dependent_feat != DCCPF_RESERVED; i++)
+ if (dccp_feat_type(table[i].dependent_feat) == FEAT_SP)
+ rc = __feat_register_sp(fn, table[i].dependent_feat,
+ table[i].is_local,
+ table[i].is_mandatory,
+ &table[i].val, 1);
+ else
+ rc = __feat_register_nn(fn, table[i].dependent_feat,
+ table[i].is_mandatory,
+ table[i].val);
+ return rc;
+}
+
+/**
+ * dccp_feat_finalise_settings - Finalise settings before starting negotiation
+ * @dp: client or listening socket (settings will be inherited)
+ * This is called after all registrations (socket initialisation, sysctls, and
+ * sockopt calls), and before sending the first packet containing Change options
+ * (ie. client-Request or server-Response), to ensure internal consistency.
+ */
+int dccp_feat_finalise_settings(struct dccp_sock *dp)
+{
+ struct list_head *fn = &dp->dccps_featneg;
+ struct dccp_feat_entry *entry;
+ int i = 2, ccids[2] = { -1, -1 };
+
+ /*
+ * Propagating CCIDs:
+ * 1) not useful to propagate CCID settings if this host advertises more
+ * than one CCID: the choice of CCID may still change - if this is
+ * the client, or if this is the server and the client sends
+ * singleton CCID values.
+ * 2) since is that propagate_ccid changes the list, we defer changing
+ * the sorted list until after the traversal.
+ */
+ list_for_each_entry(entry, fn, node)
+ if (entry->feat_num == DCCPF_CCID && entry->val.sp.len == 1)
+ ccids[entry->is_local] = entry->val.sp.vec[0];
+ while (i--)
+ if (ccids[i] > 0 && dccp_feat_propagate_ccid(fn, ccids[i], i))
+ return -1;
return 0;
}
-EXPORT_SYMBOL_GPL(dccp_feat_change);
+/**
+ * dccp_feat_server_ccid_dependencies - Resolve CCID-dependent features
+ * It is the server which resolves the dependencies once the CCID has been
+ * fully negotiated. If no CCID has been negotiated, it uses the default CCID.
+ */
+int dccp_feat_server_ccid_dependencies(struct dccp_request_sock *dreq)
+{
+ struct list_head *fn = &dreq->dreq_featneg;
+ struct dccp_feat_entry *entry;
+ u8 is_local, ccid;
+
+ for (is_local = 0; is_local <= 1; is_local++) {
+ entry = dccp_feat_list_lookup(fn, DCCPF_CCID, is_local);
+
+ if (entry != NULL && !entry->empty_confirm)
+ ccid = entry->val.sp.vec[0];
+ else
+ ccid = dccp_feat_default_value(DCCPF_CCID);
+
+ if (dccp_feat_propagate_ccid(fn, ccid, is_local))
+ return -1;
+ }
+ return 0;
+}
static int dccp_feat_update_ccid(struct sock *sk, u8 type, u8 new_ccid_nr)
{
@@ -377,6 +886,9 @@ int dccp_feat_change_recv(struct sock *sk, u8 type, u8 feature, u8 *val, u8 len)
{
int rc;
+ /* Ignore Change requests other than during connection setup */
+ if (sk->sk_state != DCCP_LISTEN && sk->sk_state != DCCP_REQUESTING)
+ return 0;
dccp_feat_debug(type, feature, *val);
/* figure out if it's SP or NN feature */
@@ -426,6 +938,9 @@ int dccp_feat_confirm_recv(struct sock *sk, u8 type, u8 feature,
int found = 0;
int all_confirmed = 1;
+ /* Ignore Confirm options other than during connection setup */
+ if (sk->sk_state != DCCP_LISTEN && sk->sk_state != DCCP_REQUESTING)
+ return 0;
dccp_feat_debug(type, feature, *val);
/* locate our change request */
@@ -460,17 +975,6 @@ int dccp_feat_confirm_recv(struct sock *sk, u8 type, u8 feature,
all_confirmed = 0;
}
- /* fix re-transmit timer */
- /* XXX gotta make sure that no option negotiation occurs during
- * connection shutdown. Consider that the CLOSEREQ is sent and timer is
- * on. if all options are confirmed it might kill timer which should
- * remain alive until close is received.
- */
- if (all_confirmed) {
- dccp_pr_debug("clear feat negotiation timer %p\n", sk);
- inet_csk_clear_xmit_timer(sk, ICSK_TIME_RETRANS);
- }
-
if (!found)
dccp_pr_debug("%s(%d, ...) never requested\n",
dccp_feat_typename(type), feature);
@@ -564,42 +1068,30 @@ out_clean:
EXPORT_SYMBOL_GPL(dccp_feat_clone);
-static int __dccp_feat_init(struct dccp_minisock *dmsk, u8 type, u8 feat,
- u8 *val, u8 len)
-{
- int rc = -ENOMEM;
- u8 *copy = kmemdup(val, len, GFP_KERNEL);
-
- if (copy != NULL) {
- rc = dccp_feat_change(dmsk, type, feat, copy, len, GFP_KERNEL);
- if (rc)
- kfree(copy);
- }
- return rc;
-}
-
-int dccp_feat_init(struct dccp_minisock *dmsk)
+int dccp_feat_init(struct sock *sk)
{
+ struct dccp_sock *dp = dccp_sk(sk);
+ struct dccp_minisock *dmsk = dccp_msk(sk);
int rc;
- INIT_LIST_HEAD(&dmsk->dccpms_pending);
- INIT_LIST_HEAD(&dmsk->dccpms_conf);
+ INIT_LIST_HEAD(&dmsk->dccpms_pending); /* XXX no longer used */
+ INIT_LIST_HEAD(&dmsk->dccpms_conf); /* XXX no longer used */
/* CCID L */
- rc = __dccp_feat_init(dmsk, DCCPO_CHANGE_L, DCCPF_CCID,
- &dmsk->dccpms_tx_ccid, 1);
+ rc = __feat_register_sp(&dp->dccps_featneg, DCCPF_CCID, 1, 0,
+ &dmsk->dccpms_tx_ccid, 1);
if (rc)
goto out;
/* CCID R */
- rc = __dccp_feat_init(dmsk, DCCPO_CHANGE_R, DCCPF_CCID,
- &dmsk->dccpms_rx_ccid, 1);
+ rc = __feat_register_sp(&dp->dccps_featneg, DCCPF_CCID, 0, 0,
+ &dmsk->dccpms_rx_ccid, 1);
if (rc)
goto out;
/* Ack ratio */
- rc = __dccp_feat_init(dmsk, DCCPO_CHANGE_L, DCCPF_ACK_RATIO,
- &dmsk->dccpms_ack_ratio, 1);
+ rc = __feat_register_nn(&dp->dccps_featneg, DCCPF_ACK_RATIO, 0,
+ dp->dccps_l_ack_ratio);
out:
return rc;
}
@@ -639,6 +1131,8 @@ const char *dccp_feat_name(const u8 feat)
if (feat > DCCPF_DATA_CHECKSUM && feat < DCCPF_MIN_CCID_SPECIFIC)
return feature_names[DCCPF_RESERVED];
+ if (feat == DCCPF_SEND_LEV_RATE)
+ return "Send Loss Event Rate";
if (feat >= DCCPF_MIN_CCID_SPECIFIC)
return "CCID-specific";
diff --git a/net/dccp/feat.h b/net/dccp/feat.h
index e272222c7ace..4d172822df17 100644
--- a/net/dccp/feat.h
+++ b/net/dccp/feat.h
@@ -14,6 +14,90 @@
#include <linux/types.h>
#include "dccp.h"
+/*
+ * Known limit values
+ */
+/* Ack Ratio takes 2-byte integer values (11.3) */
+#define DCCPF_ACK_RATIO_MAX 0xFFFF
+/* Wmin=32 and Wmax=2^46-1 from 7.5.2 */
+#define DCCPF_SEQ_WMIN 32
+#define DCCPF_SEQ_WMAX 0x3FFFFFFFFFFFull
+
+enum dccp_feat_type {
+ FEAT_AT_RX = 1, /* located at RX side of half-connection */
+ FEAT_AT_TX = 2, /* located at TX side of half-connection */
+ FEAT_SP = 4, /* server-priority reconciliation (6.3.1) */
+ FEAT_NN = 8, /* non-negotiable reconciliation (6.3.2) */
+ FEAT_UNKNOWN = 0xFF /* not understood or invalid feature */
+};
+
+enum dccp_feat_state {
+ FEAT_DEFAULT = 0, /* using default values from 6.4 */
+ FEAT_INITIALISING, /* feature is being initialised */
+ FEAT_CHANGING, /* Change sent but not confirmed yet */
+ FEAT_UNSTABLE, /* local modification in state CHANGING */
+ FEAT_STABLE /* both ends (think they) agree */
+};
+
+/**
+ * dccp_feat_val - Container for SP or NN feature values
+ * @nn: single NN value
+ * @sp.vec: single SP value plus optional preference list
+ * @sp.len: length of @sp.vec in bytes
+ */
+typedef union {
+ u64 nn;
+ struct {
+ u8 *vec;
+ u8 len;
+ } sp;
+} dccp_feat_val;
+
+/**
+ * struct feat_entry - Data structure to perform feature negotiation
+ * @val: feature's current value (SP features may have preference list)
+ * @state: feature's current state
+ * @feat_num: one of %dccp_feature_numbers
+ * @needs_mandatory: whether Mandatory options should be sent
+ * @needs_confirm: whether to send a Confirm instead of a Change
+ * @empty_confirm: whether to send an empty Confirm (depends on @needs_confirm)
+ * @is_local: feature location (1) or feature-remote (0)
+ * @node: list pointers, entries arranged in FIFO order
+ */
+struct dccp_feat_entry {
+ dccp_feat_val val;
+ enum dccp_feat_state state:8;
+ u8 feat_num;
+
+ bool needs_mandatory,
+ needs_confirm,
+ empty_confirm,
+ is_local;
+
+ struct list_head node;
+};
+
+static inline u8 dccp_feat_genopt(struct dccp_feat_entry *entry)
+{
+ if (entry->needs_confirm)
+ return entry->is_local ? DCCPO_CONFIRM_L : DCCPO_CONFIRM_R;
+ return entry->is_local ? DCCPO_CHANGE_L : DCCPO_CHANGE_R;
+}
+
+/**
+ * struct ccid_dependency - Track changes resulting from choosing a CCID
+ * @dependent_feat: one of %dccp_feature_numbers
+ * @is_local: local (1) or remote (0) @dependent_feat
+ * @is_mandatory: whether presence of @dependent_feat is mission-critical or not
+ * @val: corresponding default value for @dependent_feat (u8 is sufficient here)
+ */
+struct ccid_dependency {
+ u8 dependent_feat;
+ bool is_local:1,
+ is_mandatory:1;
+ u8 val;
+};
+
#ifdef CONFIG_IP_DCCP_DEBUG
extern const char *dccp_feat_typename(const u8 type);
extern const char *dccp_feat_name(const u8 feat);
@@ -27,14 +111,16 @@ static inline void dccp_feat_debug(const u8 type, const u8 feat, const u8 val)
#define dccp_feat_debug(type, feat, val)
#endif /* CONFIG_IP_DCCP_DEBUG */
-extern int dccp_feat_change(struct dccp_minisock *dmsk, u8 type, u8 feature,
- u8 *val, u8 len, gfp_t gfp);
+extern int dccp_feat_register_sp(struct sock *sk, u8 feat, u8 is_local,
+ u8 const *list, u8 len);
+extern int dccp_feat_register_nn(struct sock *sk, u8 feat, u64 val);
extern int dccp_feat_change_recv(struct sock *sk, u8 type, u8 feature,
u8 *val, u8 len);
extern int dccp_feat_confirm_recv(struct sock *sk, u8 type, u8 feature,
u8 *val, u8 len);
extern void dccp_feat_clean(struct dccp_minisock *dmsk);
extern int dccp_feat_clone(struct sock *oldsk, struct sock *newsk);
-extern int dccp_feat_init(struct dccp_minisock *dmsk);
+extern int dccp_feat_clone_list(struct list_head const *, struct list_head *);
+extern int dccp_feat_init(struct sock *sk);
#endif /* _DCCP_FEAT_H */
diff --git a/net/dccp/input.c b/net/dccp/input.c
index 779d0ed9ae94..3070015edc75 100644
--- a/net/dccp/input.c
+++ b/net/dccp/input.c
@@ -590,8 +590,6 @@ int dccp_rcv_state_process(struct sock *sk, struct sk_buff *skb,
if (inet_csk(sk)->icsk_af_ops->conn_request(sk,
skb) < 0)
return 1;
-
- /* FIXME: do congestion control initialization */
goto discard;
}
if (dh->dccph_type == DCCP_PKT_RESET)
diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c
index e3dfddab21cc..d1dd95289b89 100644
--- a/net/dccp/ipv4.c
+++ b/net/dccp/ipv4.c
@@ -545,6 +545,7 @@ out:
static void dccp_v4_reqsk_destructor(struct request_sock *req)
{
+ dccp_feat_list_purge(&dccp_rsk(req)->dreq_featneg);
kfree(inet_rsk(req)->opt);
}
@@ -595,7 +596,8 @@ int dccp_v4_conn_request(struct sock *sk, struct sk_buff *skb)
if (req == NULL)
goto drop;
- dccp_reqsk_init(req, skb);
+ if (dccp_reqsk_init(req, dccp_sk(sk), skb))
+ goto drop_and_free;
dreq = dccp_rsk(req);
if (dccp_parse_options(sk, dreq, skb))
@@ -792,12 +794,10 @@ static int dccp_v4_rcv(struct sk_buff *skb)
DCCP_SKB_CB(skb)->dccpd_seq = dccp_hdr_seq(dh);
DCCP_SKB_CB(skb)->dccpd_type = dh->dccph_type;
- dccp_pr_debug("%8.8s "
- "src=%u.%u.%u.%u@%-5d "
- "dst=%u.%u.%u.%u@%-5d seq=%llu",
+ dccp_pr_debug("%8.8s src=%pI4@%-5d dst=%pI4@%-5d seq=%llu",
dccp_packet_name(dh->dccph_type),
- NIPQUAD(iph->saddr), ntohs(dh->dccph_sport),
- NIPQUAD(iph->daddr), ntohs(dh->dccph_dport),
+ &iph->saddr, ntohs(dh->dccph_sport),
+ &iph->daddr, ntohs(dh->dccph_dport),
(unsigned long long) DCCP_SKB_CB(skb)->dccpd_seq);
if (dccp_packet_without_ack(skb)) {
@@ -938,6 +938,7 @@ static struct proto dccp_v4_prot = {
.orphan_count = &dccp_orphan_count,
.max_header = MAX_DCCP_HEADER,
.obj_size = sizeof(struct dccp_sock),
+ .slab_flags = SLAB_DESTROY_BY_RCU,
.rsk_prot = &dccp_request_sock_ops,
.twsk_prot = &dccp_timewait_sock_ops,
.h.hashinfo = &dccp_hashinfo,
diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c
index d4ce1224e008..f033e845bb07 100644
--- a/net/dccp/ipv6.c
+++ b/net/dccp/ipv6.c
@@ -304,6 +304,7 @@ done:
static void dccp_v6_reqsk_destructor(struct request_sock *req)
{
+ dccp_feat_list_purge(&dccp_rsk(req)->dreq_featneg);
if (inet6_rsk(req)->pktopts != NULL)
kfree_skb(inet6_rsk(req)->pktopts);
}
@@ -426,7 +427,8 @@ static int dccp_v6_conn_request(struct sock *sk, struct sk_buff *skb)
if (req == NULL)
goto drop;
- dccp_reqsk_init(req, skb);
+ if (dccp_reqsk_init(req, dccp_sk(sk), skb))
+ goto drop_and_free;
dreq = dccp_rsk(req);
if (dccp_parse_options(sk, dreq, skb))
@@ -1138,6 +1140,7 @@ static struct proto dccp_v6_prot = {
.orphan_count = &dccp_orphan_count,
.max_header = MAX_DCCP_HEADER,
.obj_size = sizeof(struct dccp6_sock),
+ .slab_flags = SLAB_DESTROY_BY_RCU,
.rsk_prot = &dccp6_request_sock_ops,
.twsk_prot = &dccp6_timewait_sock_ops,
.h.hashinfo = &dccp_hashinfo,
diff --git a/net/dccp/minisocks.c b/net/dccp/minisocks.c
index e6bf99e3e41a..ed61bc58e41e 100644
--- a/net/dccp/minisocks.c
+++ b/net/dccp/minisocks.c
@@ -47,7 +47,6 @@ void dccp_minisock_init(struct dccp_minisock *dmsk)
dmsk->dccpms_sequence_window = sysctl_dccp_feat_sequence_window;
dmsk->dccpms_rx_ccid = sysctl_dccp_feat_rx_ccid;
dmsk->dccpms_tx_ccid = sysctl_dccp_feat_tx_ccid;
- dmsk->dccpms_ack_ratio = sysctl_dccp_feat_ack_ratio;
dmsk->dccpms_send_ack_vector = sysctl_dccp_feat_send_ack_vector;
dmsk->dccpms_send_ndp_count = sysctl_dccp_feat_send_ndp_count;
}
@@ -125,6 +124,7 @@ struct sock *dccp_create_openreq_child(struct sock *sk,
newdp->dccps_timestamp_time = dreq->dreq_timestamp_time;
newicsk->icsk_rto = DCCP_TIMEOUT_INIT;
+ INIT_LIST_HEAD(&newdp->dccps_featneg);
if (dccp_feat_clone(sk, newsk))
goto out_free;
@@ -304,7 +304,8 @@ void dccp_reqsk_send_ack(struct sock *sk, struct sk_buff *skb,
EXPORT_SYMBOL_GPL(dccp_reqsk_send_ack);
-void dccp_reqsk_init(struct request_sock *req, struct sk_buff *skb)
+int dccp_reqsk_init(struct request_sock *req,
+ struct dccp_sock const *dp, struct sk_buff const *skb)
{
struct dccp_request_sock *dreq = dccp_rsk(req);
@@ -313,6 +314,9 @@ void dccp_reqsk_init(struct request_sock *req, struct sk_buff *skb)
inet_rsk(req)->acked = 0;
req->rcv_wnd = sysctl_dccp_feat_sequence_window;
dreq->dreq_timestamp_echo = 0;
+
+ /* inherit feature negotiation options from listening socket */
+ return dccp_feat_clone_list(&dp->dccps_featneg, &dreq->dreq_featneg);
}
EXPORT_SYMBOL_GPL(dccp_reqsk_init);
diff --git a/net/dccp/options.c b/net/dccp/options.c
index 0809b63cb055..515ad45013ad 100644
--- a/net/dccp/options.c
+++ b/net/dccp/options.c
@@ -26,7 +26,6 @@
int sysctl_dccp_feat_sequence_window = DCCPF_INITIAL_SEQUENCE_WINDOW;
int sysctl_dccp_feat_rx_ccid = DCCPF_INITIAL_CCID;
int sysctl_dccp_feat_tx_ccid = DCCPF_INITIAL_CCID;
-int sysctl_dccp_feat_ack_ratio = DCCPF_INITIAL_ACK_RATIO;
int sysctl_dccp_feat_send_ack_vector = DCCPF_INITIAL_SEND_ACK_VECTOR;
int sysctl_dccp_feat_send_ndp_count = DCCPF_INITIAL_SEND_NDP_COUNT;
@@ -489,7 +488,6 @@ static int dccp_insert_feat_opt(struct sk_buff *skb, u8 type, u8 feat,
static int dccp_insert_options_feat(struct sock *sk, struct sk_buff *skb)
{
- struct dccp_sock *dp = dccp_sk(sk);
struct dccp_minisock *dmsk = dccp_msk(sk);
struct dccp_opt_pend *opt, *next;
int change = 0;
@@ -530,23 +528,6 @@ static int dccp_insert_options_feat(struct sock *sk, struct sk_buff *skb)
}
}
- /* Retransmit timer.
- * If this is the master listening sock, we don't set a timer on it. It
- * should be fine because if the dude doesn't receive our RESPONSE
- * [which will contain the CHANGE] he will send another REQUEST which
- * will "retrnasmit" the change.
- */
- if (change && dp->dccps_role != DCCP_ROLE_LISTEN) {
- dccp_pr_debug("reset feat negotiation timer %p\n", sk);
-
- /* XXX don't reset the timer on re-transmissions. I.e. reset it
- * only when sending new stuff i guess. Currently the timer
- * never backs off because on re-transmission it just resets it!
- */
- inet_csk_reset_xmit_timer(sk, ICSK_TIME_RETRANS,
- inet_csk(sk)->icsk_rto, DCCP_RTO_MAX);
- }
-
return 0;
}
diff --git a/net/dccp/output.c b/net/dccp/output.c
index 809d803d5006..fea30cdc0bee 100644
--- a/net/dccp/output.c
+++ b/net/dccp/output.c
@@ -339,10 +339,12 @@ struct sk_buff *dccp_make_response(struct sock *sk, struct dst_entry *dst,
DCCP_SKB_CB(skb)->dccpd_type = DCCP_PKT_RESPONSE;
DCCP_SKB_CB(skb)->dccpd_seq = dreq->dreq_iss;
- if (dccp_insert_options_rsk(dreq, skb)) {
- kfree_skb(skb);
- return NULL;
- }
+ /* Resolve feature dependencies resulting from choice of CCID */
+ if (dccp_feat_server_ccid_dependencies(dreq))
+ goto response_failed;
+
+ if (dccp_insert_options_rsk(dreq, skb))
+ goto response_failed;
/* Build and checksum header */
dh = dccp_zeroed_hdr(skb, dccp_header_size);
@@ -363,6 +365,9 @@ struct sk_buff *dccp_make_response(struct sock *sk, struct dst_entry *dst,
inet_rsk(req)->acked = 1;
DCCP_INC_STATS(DCCP_MIB_OUTSEGS);
return skb;
+response_failed:
+ kfree_skb(skb);
+ return NULL;
}
EXPORT_SYMBOL_GPL(dccp_make_response);
@@ -469,6 +474,10 @@ int dccp_connect(struct sock *sk)
struct sk_buff *skb;
struct inet_connection_sock *icsk = inet_csk(sk);
+ /* do not connect if feature negotiation setup fails */
+ if (dccp_feat_finalise_settings(dccp_sk(sk)))
+ return -EPROTO;
+
dccp_connect_init(sk);
skb = alloc_skb(sk->sk_prot->max_header, sk->sk_allocation);
diff --git a/net/dccp/probe.c b/net/dccp/probe.c
index 81368a7f5379..49ba8d5ec4b5 100644
--- a/net/dccp/probe.c
+++ b/net/dccp/probe.c
@@ -86,18 +86,18 @@ static int jdccp_sendmsg(struct kiocb *iocb, struct sock *sk,
if (port == 0 || ntohs(inet->dport) == port ||
ntohs(inet->sport) == port) {
if (hctx)
- printl("%d.%d.%d.%d:%u %d.%d.%d.%d:%u %d %d %d %d %u "
+ printl("%pI4:%u %pI4:%u %d %d %d %d %u "
"%llu %llu %d\n",
- NIPQUAD(inet->saddr), ntohs(inet->sport),
- NIPQUAD(inet->daddr), ntohs(inet->dport), size,
+ &inet->saddr, ntohs(inet->sport),
+ &inet->daddr, ntohs(inet->dport), size,
hctx->ccid3hctx_s, hctx->ccid3hctx_rtt,
hctx->ccid3hctx_p, hctx->ccid3hctx_x_calc,
hctx->ccid3hctx_x_recv >> 6,
hctx->ccid3hctx_x >> 6, hctx->ccid3hctx_t_ipi);
else
- printl("%d.%d.%d.%d:%u %d.%d.%d.%d:%u %d\n",
- NIPQUAD(inet->saddr), ntohs(inet->sport),
- NIPQUAD(inet->daddr), ntohs(inet->dport), size);
+ printl("%pI4:%u %pI4:%u %d\n",
+ &inet->saddr, ntohs(inet->sport),
+ &inet->daddr, ntohs(inet->dport), size);
}
jprobe_return();
diff --git a/net/dccp/proto.c b/net/dccp/proto.c
index d0bd34819761..8b63394ec24c 100644
--- a/net/dccp/proto.c
+++ b/net/dccp/proto.c
@@ -44,12 +44,7 @@ atomic_t dccp_orphan_count = ATOMIC_INIT(0);
EXPORT_SYMBOL_GPL(dccp_orphan_count);
-struct inet_hashinfo __cacheline_aligned dccp_hashinfo = {
- .lhash_lock = RW_LOCK_UNLOCKED,
- .lhash_users = ATOMIC_INIT(0),
- .lhash_wait = __WAIT_QUEUE_HEAD_INITIALIZER(dccp_hashinfo.lhash_wait),
-};
-
+struct inet_hashinfo dccp_hashinfo;
EXPORT_SYMBOL_GPL(dccp_hashinfo);
/* the maximum queue length for tx in packets. 0 is no limit */
@@ -193,6 +188,7 @@ int dccp_init_sock(struct sock *sk, const __u8 ctl_sock_initialized)
dccp_init_xmit_timers(sk);
+ INIT_LIST_HEAD(&dp->dccps_featneg);
/*
* FIXME: We're hardcoding the CCID, and doing this at this point makes
* the listening (master) sock get CCID control blocks, which is not
@@ -201,7 +197,7 @@ int dccp_init_sock(struct sock *sk, const __u8 ctl_sock_initialized)
* setsockopt(CCIDs-I-want/accept). -acme
*/
if (likely(ctl_sock_initialized)) {
- int rc = dccp_feat_init(dmsk);
+ int rc = dccp_feat_init(sk);
if (rc)
return rc;
@@ -267,7 +263,7 @@ void dccp_destroy_sock(struct sock *sk)
dp->dccps_hc_rx_ccid = dp->dccps_hc_tx_ccid = NULL;
/* clean up feature negotiation state */
- dccp_feat_clean(dmsk);
+ dccp_feat_list_purge(&dp->dccps_featneg);
}
EXPORT_SYMBOL_GPL(dccp_destroy_sock);
@@ -277,6 +273,9 @@ static inline int dccp_listen_start(struct sock *sk, int backlog)
struct dccp_sock *dp = dccp_sk(sk);
dp->dccps_role = DCCP_ROLE_LISTEN;
+ /* do not start to listen if feature negotiation setup fails */
+ if (dccp_feat_finalise_settings(dp))
+ return -EPROTO;
return inet_csk_listen_start(sk, backlog);
}
@@ -466,42 +465,40 @@ static int dccp_setsockopt_service(struct sock *sk, const __be32 service,
return 0;
}
-/* byte 1 is feature. the rest is the preference list */
-static int dccp_setsockopt_change(struct sock *sk, int type,
- struct dccp_so_feat __user *optval)
+static int dccp_setsockopt_cscov(struct sock *sk, int cscov, bool rx)
{
- struct dccp_so_feat opt;
- u8 *val;
- int rc;
+ u8 *list, len;
+ int i, rc;
- if (copy_from_user(&opt, optval, sizeof(opt)))
- return -EFAULT;
+ if (cscov < 0 || cscov > 15)
+ return -EINVAL;
/*
- * rfc4340: 6.1. Change Options
+ * Populate a list of permissible values, in the range cscov...15. This
+ * is necessary since feature negotiation of single values only works if
+ * both sides incidentally choose the same value. Since the list starts
+ * lowest-value first, negotiation will pick the smallest shared value.
*/
- if (opt.dccpsf_len < 1)
- return -EINVAL;
+ if (cscov == 0)
+ return 0;
+ len = 16 - cscov;
- val = kmalloc(opt.dccpsf_len, GFP_KERNEL);
- if (!val)
- return -ENOMEM;
+ list = kmalloc(len, GFP_KERNEL);
+ if (list == NULL)
+ return -ENOBUFS;
- if (copy_from_user(val, opt.dccpsf_val, opt.dccpsf_len)) {
- rc = -EFAULT;
- goto out_free_val;
- }
+ for (i = 0; i < len; i++)
+ list[i] = cscov++;
- rc = dccp_feat_change(dccp_msk(sk), type, opt.dccpsf_feat,
- val, opt.dccpsf_len, GFP_KERNEL);
- if (rc)
- goto out_free_val;
+ rc = dccp_feat_register_sp(sk, DCCPF_MIN_CSUM_COVER, rx, list, len);
-out:
+ if (rc == 0) {
+ if (rx)
+ dccp_sk(sk)->dccps_pcrlen = cscov;
+ else
+ dccp_sk(sk)->dccps_pcslen = cscov;
+ }
+ kfree(list);
return rc;
-
-out_free_val:
- kfree(val);
- goto out;
}
static int do_dccp_setsockopt(struct sock *sk, int level, int optname,
@@ -510,7 +507,17 @@ static int do_dccp_setsockopt(struct sock *sk, int level, int optname,
struct dccp_sock *dp = dccp_sk(sk);
int val, err = 0;
- if (optlen < sizeof(int))
+ switch (optname) {
+ case DCCP_SOCKOPT_PACKET_SIZE:
+ DCCP_WARN("sockopt(PACKET_SIZE) is deprecated: fix your app\n");
+ return 0;
+ case DCCP_SOCKOPT_CHANGE_L:
+ case DCCP_SOCKOPT_CHANGE_R:
+ DCCP_WARN("sockopt(CHANGE_L/R) is deprecated: fix your app\n");
+ return 0;
+ }
+
+ if (optlen < (int)sizeof(int))
return -EINVAL;
if (get_user(val, (int __user *)optval))
@@ -521,53 +528,24 @@ static int do_dccp_setsockopt(struct sock *sk, int level, int optname,
lock_sock(sk);
switch (optname) {
- case DCCP_SOCKOPT_PACKET_SIZE:
- DCCP_WARN("sockopt(PACKET_SIZE) is deprecated: fix your app\n");
- err = 0;
- break;
- case DCCP_SOCKOPT_CHANGE_L:
- if (optlen != sizeof(struct dccp_so_feat))
- err = -EINVAL;
- else
- err = dccp_setsockopt_change(sk, DCCPO_CHANGE_L,
- (struct dccp_so_feat __user *)
- optval);
- break;
- case DCCP_SOCKOPT_CHANGE_R:
- if (optlen != sizeof(struct dccp_so_feat))
- err = -EINVAL;
- else
- err = dccp_setsockopt_change(sk, DCCPO_CHANGE_R,
- (struct dccp_so_feat __user *)
- optval);
- break;
case DCCP_SOCKOPT_SERVER_TIMEWAIT:
if (dp->dccps_role != DCCP_ROLE_SERVER)
err = -EOPNOTSUPP;
else
dp->dccps_server_timewait = (val != 0);
break;
- case DCCP_SOCKOPT_SEND_CSCOV: /* sender side, RFC 4340, sec. 9.2 */
- if (val < 0 || val > 15)
- err = -EINVAL;
- else
- dp->dccps_pcslen = val;
+ case DCCP_SOCKOPT_SEND_CSCOV:
+ err = dccp_setsockopt_cscov(sk, val, false);
break;
- case DCCP_SOCKOPT_RECV_CSCOV: /* receiver side, RFC 4340 sec. 9.2.1 */
- if (val < 0 || val > 15)
- err = -EINVAL;
- else {
- dp->dccps_pcrlen = val;
- /* FIXME: add feature negotiation,
- * ChangeL(MinimumChecksumCoverage, val) */
- }
+ case DCCP_SOCKOPT_RECV_CSCOV:
+ err = dccp_setsockopt_cscov(sk, val, true);
break;
default:
err = -ENOPROTOOPT;
break;
}
-
release_sock(sk);
+
return err;
}
@@ -648,6 +626,8 @@ static int do_dccp_getsockopt(struct sock *sk, int level, int optname,
case DCCP_SOCKOPT_GET_CUR_MPS:
val = dp->dccps_mss_cache;
break;
+ case DCCP_SOCKOPT_AVAILABLE_CCIDS:
+ return ccid_getsockopt_builtin_ccids(sk, len, optval, optlen);
case DCCP_SOCKOPT_SERVER_TIMEWAIT:
val = dp->dccps_server_timewait;
break;
@@ -1045,6 +1025,7 @@ static int __init dccp_init(void)
BUILD_BUG_ON(sizeof(struct dccp_skb_cb) >
FIELD_SIZEOF(struct sk_buff, cb));
+ inet_hashinfo_init(&dccp_hashinfo);
dccp_hashinfo.bind_bucket_cachep =
kmem_cache_create("dccp_bind_bucket",
sizeof(struct inet_bind_bucket), 0,
@@ -1084,8 +1065,8 @@ static int __init dccp_init(void)
}
for (i = 0; i < dccp_hashinfo.ehash_size; i++) {
- INIT_HLIST_HEAD(&dccp_hashinfo.ehash[i].chain);
- INIT_HLIST_HEAD(&dccp_hashinfo.ehash[i].twchain);
+ INIT_HLIST_NULLS_HEAD(&dccp_hashinfo.ehash[i].chain, i);
+ INIT_HLIST_NULLS_HEAD(&dccp_hashinfo.ehash[i].twchain, i);
}
if (inet_ehash_locks_alloc(&dccp_hashinfo))
diff --git a/net/dccp/sysctl.c b/net/dccp/sysctl.c
index 21295993fdb8..f6e54f433e29 100644
--- a/net/dccp/sysctl.c
+++ b/net/dccp/sysctl.c
@@ -41,13 +41,6 @@ static struct ctl_table dccp_default_table[] = {
.proc_handler = proc_dointvec,
},
{
- .procname = "ack_ratio",
- .data = &sysctl_dccp_feat_ack_ratio,
- .maxlen = sizeof(sysctl_dccp_feat_ack_ratio),
- .mode = 0644,
- .proc_handler = proc_dointvec,
- },
- {
.procname = "send_ackvec",
.data = &sysctl_dccp_feat_send_ack_vector,
.maxlen = sizeof(sysctl_dccp_feat_send_ack_vector),
diff --git a/net/dccp/timer.c b/net/dccp/timer.c
index 54b3c7e9e016..162d1e683c39 100644
--- a/net/dccp/timer.c
+++ b/net/dccp/timer.c
@@ -87,17 +87,6 @@ static void dccp_retransmit_timer(struct sock *sk)
{
struct inet_connection_sock *icsk = inet_csk(sk);
- /* retransmit timer is used for feature negotiation throughout
- * connection. In this case, no packet is re-transmitted, but rather an
- * ack is generated and pending changes are placed into its options.
- */
- if (sk->sk_send_head == NULL) {
- dccp_pr_debug("feat negotiation retransmit timeout %p\n", sk);
- if (sk->sk_state == DCCP_OPEN)
- dccp_send_ack(sk);
- goto backoff;
- }
-
/*
* More than than 4MSL (8 minutes) has passed, a RESET(aborted) was
* sent, no need to retransmit, this sock is dead.
@@ -126,7 +115,6 @@ static void dccp_retransmit_timer(struct sock *sk)
return;
}
-backoff:
icsk->icsk_backoff++;
icsk->icsk_rto = min(icsk->icsk_rto << 1, DCCP_RTO_MAX);
diff --git a/net/decnet/dn_route.c b/net/decnet/dn_route.c
index 821bd1cdec04..768df000523b 100644
--- a/net/decnet/dn_route.c
+++ b/net/decnet/dn_route.c
@@ -131,7 +131,6 @@ static struct dst_ops dn_dst_ops = {
.negative_advice = dn_dst_negative_advice,
.link_failure = dn_dst_link_failure,
.update_pmtu = dn_dst_update_pmtu,
- .entry_size = sizeof(struct dn_route),
.entries = ATOMIC_INIT(0),
};
diff --git a/net/decnet/sysctl_net_decnet.c b/net/decnet/sysctl_net_decnet.c
index 36400b266896..2f360a1e5e49 100644
--- a/net/decnet/sysctl_net_decnet.c
+++ b/net/decnet/sysctl_net_decnet.c
@@ -354,8 +354,8 @@ static ctl_table dn_table[] = {
.data = node_name,
.maxlen = 7,
.mode = 0644,
- .proc_handler = &proc_dostring,
- .strategy = &sysctl_string,
+ .proc_handler = proc_dostring,
+ .strategy = sysctl_string,
},
{
.ctl_name = NET_DECNET_DEFAULT_DEVICE,
@@ -371,8 +371,8 @@ static ctl_table dn_table[] = {
.data = &decnet_time_wait,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_decnet_time_wait,
.extra2 = &max_decnet_time_wait
},
@@ -382,8 +382,8 @@ static ctl_table dn_table[] = {
.data = &decnet_dn_count,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_state_count,
.extra2 = &max_state_count
},
@@ -393,8 +393,8 @@ static ctl_table dn_table[] = {
.data = &decnet_di_count,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_state_count,
.extra2 = &max_state_count
},
@@ -404,8 +404,8 @@ static ctl_table dn_table[] = {
.data = &decnet_dr_count,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_state_count,
.extra2 = &max_state_count
},
@@ -415,8 +415,8 @@ static ctl_table dn_table[] = {
.data = &decnet_dst_gc_interval,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_decnet_dst_gc_interval,
.extra2 = &max_decnet_dst_gc_interval
},
@@ -426,8 +426,8 @@ static ctl_table dn_table[] = {
.data = &decnet_no_fc_max_cwnd,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_decnet_no_fc_max_cwnd,
.extra2 = &max_decnet_no_fc_max_cwnd
},
@@ -437,8 +437,8 @@ static ctl_table dn_table[] = {
.data = &sysctl_decnet_mem,
.maxlen = sizeof(sysctl_decnet_mem),
.mode = 0644,
- .proc_handler = &proc_dointvec,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec,
+ .strategy = sysctl_intvec,
},
{
.ctl_name = NET_DECNET_RMEM,
@@ -446,8 +446,8 @@ static ctl_table dn_table[] = {
.data = &sysctl_decnet_rmem,
.maxlen = sizeof(sysctl_decnet_rmem),
.mode = 0644,
- .proc_handler = &proc_dointvec,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec,
+ .strategy = sysctl_intvec,
},
{
.ctl_name = NET_DECNET_WMEM,
@@ -455,8 +455,8 @@ static ctl_table dn_table[] = {
.data = &sysctl_decnet_wmem,
.maxlen = sizeof(sysctl_decnet_wmem),
.mode = 0644,
- .proc_handler = &proc_dointvec,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec,
+ .strategy = sysctl_intvec,
},
{
.ctl_name = NET_DECNET_DEBUG_LEVEL,
@@ -464,8 +464,8 @@ static ctl_table dn_table[] = {
.data = &decnet_debug_level,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec,
+ .strategy = sysctl_intvec,
},
{0}
};
diff --git a/net/dsa/slave.c b/net/dsa/slave.c
index 1af5a79309e9..a3a410d20da0 100644
--- a/net/dsa/slave.c
+++ b/net/dsa/slave.c
@@ -352,7 +352,7 @@ dsa_slave_create(struct dsa_switch *ds, struct device *parent,
netif_carrier_off(slave_dev);
if (p->phy != NULL) {
- phy_attach(slave_dev, p->phy->dev.bus_id,
+ phy_attach(slave_dev, dev_name(&p->phy->dev),
0, PHY_INTERFACE_MODE_GMII);
p->phy->autoneg = AUTONEG_ENABLE;
diff --git a/net/dsa/tag_dsa.c b/net/dsa/tag_dsa.c
index 31866543332e..f99a019b939e 100644
--- a/net/dsa/tag_dsa.c
+++ b/net/dsa/tag_dsa.c
@@ -162,7 +162,6 @@ static int dsa_rcv(struct sk_buff *skb, struct net_device *dev,
skb->pkt_type = PACKET_HOST;
skb->protocol = eth_type_trans(skb, skb->dev);
- skb->dev->last_rx = jiffies;
skb->dev->stats.rx_packets++;
skb->dev->stats.rx_bytes += skb->len;
diff --git a/net/dsa/tag_edsa.c b/net/dsa/tag_edsa.c
index 9f4ce55eae59..328ec957f786 100644
--- a/net/dsa/tag_edsa.c
+++ b/net/dsa/tag_edsa.c
@@ -181,7 +181,6 @@ static int edsa_rcv(struct sk_buff *skb, struct net_device *dev,
skb->pkt_type = PACKET_HOST;
skb->protocol = eth_type_trans(skb, skb->dev);
- skb->dev->last_rx = jiffies;
skb->dev->stats.rx_packets++;
skb->dev->stats.rx_bytes += skb->len;
diff --git a/net/dsa/tag_trailer.c b/net/dsa/tag_trailer.c
index efd26697e716..b59132878ad1 100644
--- a/net/dsa/tag_trailer.c
+++ b/net/dsa/tag_trailer.c
@@ -98,7 +98,6 @@ static int trailer_rcv(struct sk_buff *skb, struct net_device *dev,
skb->pkt_type = PACKET_HOST;
skb->protocol = eth_type_trans(skb, skb->dev);
- skb->dev->last_rx = jiffies;
skb->dev->stats.rx_packets++;
skb->dev->stats.rx_bytes += skb->len;
diff --git a/net/ethernet/eth.c b/net/ethernet/eth.c
index b9d85af2dd31..a87a171d9914 100644
--- a/net/ethernet/eth.c
+++ b/net/ethernet/eth.c
@@ -282,7 +282,7 @@ EXPORT_SYMBOL(eth_header_cache_update);
* This doesn't change hardware matching, so needs to be overridden
* for most real devices.
*/
-static int eth_mac_addr(struct net_device *dev, void *p)
+int eth_mac_addr(struct net_device *dev, void *p)
{
struct sockaddr *addr = p;
@@ -293,6 +293,7 @@ static int eth_mac_addr(struct net_device *dev, void *p)
memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN);
return 0;
}
+EXPORT_SYMBOL(eth_mac_addr);
/**
* eth_change_mtu - set new MTU size
@@ -302,21 +303,23 @@ static int eth_mac_addr(struct net_device *dev, void *p)
* Allow changing MTU size. Needs to be overridden for devices
* supporting jumbo frames.
*/
-static int eth_change_mtu(struct net_device *dev, int new_mtu)
+int eth_change_mtu(struct net_device *dev, int new_mtu)
{
if (new_mtu < 68 || new_mtu > ETH_DATA_LEN)
return -EINVAL;
dev->mtu = new_mtu;
return 0;
}
+EXPORT_SYMBOL(eth_change_mtu);
-static int eth_validate_addr(struct net_device *dev)
+int eth_validate_addr(struct net_device *dev)
{
if (!is_valid_ether_addr(dev->dev_addr))
return -EADDRNOTAVAIL;
return 0;
}
+EXPORT_SYMBOL(eth_validate_addr);
const struct header_ops eth_header_ops ____cacheline_aligned = {
.create = eth_header,
@@ -334,11 +337,11 @@ const struct header_ops eth_header_ops ____cacheline_aligned = {
void ether_setup(struct net_device *dev)
{
dev->header_ops = &eth_header_ops;
-
+#ifdef CONFIG_COMPAT_NET_DEV_OPS
dev->change_mtu = eth_change_mtu;
dev->set_mac_address = eth_mac_addr;
dev->validate_addr = eth_validate_addr;
-
+#endif
dev->type = ARPHRD_ETHER;
dev->hard_header_len = ETH_HLEN;
dev->mtu = ETH_DATA_LEN;
diff --git a/net/ieee80211/Kconfig b/net/ieee80211/Kconfig
index 94ed7d3cd9da..d2282bb2e4f1 100644
--- a/net/ieee80211/Kconfig
+++ b/net/ieee80211/Kconfig
@@ -1,12 +1,24 @@
config IEEE80211
- tristate "Generic IEEE 802.11 Networking Stack (DEPRECATED)"
+ tristate
+ select WIRELESS_EXT
+ select CRYPTO
+ select CRYPTO_ARC4
+ select CRYPTO_ECB
+ select CRYPTO_AES
+ select CRYPTO_MICHAEL_MIC
+ select CRYPTO_ECB
+ select CRC32
+ select IEEE80211_CRYPT_WEP
+ select IEEE80211_CRYPT_TKIP
+ select IEEE80211_CRYPT_CCMP
+ select LIB80211
---help---
This option enables the hardware independent IEEE 802.11
networking stack. This component is deprecated in favor of the
mac80211 component.
config IEEE80211_DEBUG
- bool "Enable full debugging output"
+ bool "Full debugging output for the old IEEE80211 stack"
depends on IEEE80211
---help---
This option will enable debug tracing output for the
@@ -29,45 +41,10 @@ config IEEE80211_DEBUG
subsystem, you most likely want to say N here.
config IEEE80211_CRYPT_WEP
- tristate "IEEE 802.11 WEP encryption (802.1x)"
- depends on IEEE80211
- select CRYPTO
- select CRYPTO_ARC4
- select CRYPTO_ECB
- select CRC32
- ---help---
- Include software based cipher suites in support of IEEE
- 802.11's WEP. This is needed for WEP as well as 802.1x.
-
- This can be compiled as a module and it will be called
- "ieee80211_crypt_wep".
+ tristate
config IEEE80211_CRYPT_CCMP
- tristate "IEEE 802.11i CCMP support"
- depends on IEEE80211
- select CRYPTO
- select CRYPTO_AES
- ---help---
- Include software based cipher suites in support of IEEE 802.11i
- (aka TGi, WPA, WPA2, WPA-PSK, etc.) for use with CCMP enabled
- networks.
-
- This can be compiled as a module and it will be called
- "ieee80211_crypt_ccmp".
+ tristate
config IEEE80211_CRYPT_TKIP
- tristate "IEEE 802.11i TKIP encryption"
- depends on IEEE80211
- select WIRELESS_EXT
- select CRYPTO
- select CRYPTO_MICHAEL_MIC
- select CRYPTO_ECB
- select CRC32
- ---help---
- Include software based cipher suites in support of IEEE 802.11i
- (aka TGi, WPA, WPA2, WPA-PSK, etc.) for use with TKIP enabled
- networks.
-
- This can be compiled as a module and it will be called
- "ieee80211_crypt_tkip".
-
+ tristate
diff --git a/net/ieee80211/ieee80211_crypt_ccmp.c b/net/ieee80211/ieee80211_crypt_ccmp.c
index 208bf35b5546..bea04af0b482 100644
--- a/net/ieee80211/ieee80211_crypt_ccmp.c
+++ b/net/ieee80211/ieee80211_crypt_ccmp.c
@@ -296,7 +296,6 @@ static int ieee80211_ccmp_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
int i, blocks, last, len;
size_t data_len = skb->len - hdr_len - CCMP_HDR_LEN - CCMP_MIC_LEN;
u8 *mic = skb->data + skb->len - CCMP_MIC_LEN;
- DECLARE_MAC_BUF(mac);
if (skb->len < hdr_len + CCMP_HDR_LEN + CCMP_MIC_LEN) {
key->dot11RSNAStatsCCMPFormatErrors++;
@@ -309,7 +308,7 @@ static int ieee80211_ccmp_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
if (!(keyidx & (1 << 5))) {
if (net_ratelimit()) {
printk(KERN_DEBUG "CCMP: received packet without ExtIV"
- " flag from %s\n", print_mac(mac, hdr->addr2));
+ " flag from %pM\n", hdr->addr2);
}
key->dot11RSNAStatsCCMPFormatErrors++;
return -2;
@@ -322,9 +321,9 @@ static int ieee80211_ccmp_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
}
if (!key->key_set) {
if (net_ratelimit()) {
- printk(KERN_DEBUG "CCMP: received packet from %s"
+ printk(KERN_DEBUG "CCMP: received packet from %pM"
" with keyid=%d that does not have a configured"
- " key\n", print_mac(mac, hdr->addr2), keyidx);
+ " key\n", hdr->addr2, keyidx);
}
return -3;
}
@@ -339,10 +338,10 @@ static int ieee80211_ccmp_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
if (ccmp_replay_check(pn, key->rx_pn)) {
if (ieee80211_ratelimit_debug(IEEE80211_DL_DROP)) {
- IEEE80211_DEBUG_DROP("CCMP: replay detected: STA=%s "
+ IEEE80211_DEBUG_DROP("CCMP: replay detected: STA=%pM "
"previous PN %02x%02x%02x%02x%02x%02x "
"received PN %02x%02x%02x%02x%02x%02x\n",
- print_mac(mac, hdr->addr2),
+ hdr->addr2,
key->rx_pn[0], key->rx_pn[1], key->rx_pn[2],
key->rx_pn[3], key->rx_pn[4], key->rx_pn[5],
pn[0], pn[1], pn[2], pn[3], pn[4], pn[5]);
@@ -373,7 +372,7 @@ static int ieee80211_ccmp_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
if (memcmp(mic, a, CCMP_MIC_LEN) != 0) {
if (net_ratelimit()) {
printk(KERN_DEBUG "CCMP: decrypt failed: STA="
- "%s\n", print_mac(mac, hdr->addr2));
+ "%pM\n", hdr->addr2);
}
key->dot11RSNAStatsCCMPDecryptErrors++;
return -5;
diff --git a/net/ieee80211/ieee80211_crypt_tkip.c b/net/ieee80211/ieee80211_crypt_tkip.c
index bba0152e2d71..d12da1da6328 100644
--- a/net/ieee80211/ieee80211_crypt_tkip.c
+++ b/net/ieee80211/ieee80211_crypt_tkip.c
@@ -359,15 +359,13 @@ static int ieee80211_tkip_encrypt(struct sk_buff *skb, int hdr_len, void *priv)
u8 rc4key[16], *pos, *icv;
u32 crc;
struct scatterlist sg;
- DECLARE_MAC_BUF(mac);
if (tkey->flags & IEEE80211_CRYPTO_TKIP_COUNTERMEASURES) {
if (net_ratelimit()) {
struct ieee80211_hdr_4addr *hdr =
(struct ieee80211_hdr_4addr *)skb->data;
printk(KERN_DEBUG ": TKIP countermeasures: dropped "
- "TX packet to %s\n",
- print_mac(mac, hdr->addr1));
+ "TX packet to %pM\n", hdr->addr1);
}
return -1;
}
@@ -420,15 +418,13 @@ static int ieee80211_tkip_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
u32 crc;
struct scatterlist sg;
int plen;
- DECLARE_MAC_BUF(mac);
hdr = (struct ieee80211_hdr_4addr *)skb->data;
if (tkey->flags & IEEE80211_CRYPTO_TKIP_COUNTERMEASURES) {
if (net_ratelimit()) {
printk(KERN_DEBUG ": TKIP countermeasures: dropped "
- "received packet from %s\n",
- print_mac(mac, hdr->addr2));
+ "received packet from %pM\n", hdr->addr2);
}
return -1;
}
@@ -441,7 +437,7 @@ static int ieee80211_tkip_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
if (!(keyidx & (1 << 5))) {
if (net_ratelimit()) {
printk(KERN_DEBUG "TKIP: received packet without ExtIV"
- " flag from %s\n", print_mac(mac, hdr->addr2));
+ " flag from %pM\n", hdr->addr2);
}
return -2;
}
@@ -453,9 +449,9 @@ static int ieee80211_tkip_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
}
if (!tkey->key_set) {
if (net_ratelimit()) {
- printk(KERN_DEBUG "TKIP: received packet from %s"
+ printk(KERN_DEBUG "TKIP: received packet from %pM"
" with keyid=%d that does not have a configured"
- " key\n", print_mac(mac, hdr->addr2), keyidx);
+ " key\n", hdr->addr2, keyidx);
}
return -3;
}
@@ -465,9 +461,9 @@ static int ieee80211_tkip_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
if (tkip_replay_check(iv32, iv16, tkey->rx_iv32, tkey->rx_iv16)) {
if (ieee80211_ratelimit_debug(IEEE80211_DL_DROP)) {
- IEEE80211_DEBUG_DROP("TKIP: replay detected: STA=%s"
+ IEEE80211_DEBUG_DROP("TKIP: replay detected: STA=%pM"
" previous TSC %08x%04x received TSC "
- "%08x%04x\n", print_mac(mac, hdr->addr2),
+ "%08x%04x\n", hdr->addr2,
tkey->rx_iv32, tkey->rx_iv16, iv32, iv16);
}
tkey->dot11RSNAStatsTKIPReplays++;
@@ -487,8 +483,8 @@ static int ieee80211_tkip_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
if (crypto_blkcipher_decrypt(&desc, &sg, &sg, plen + 4)) {
if (net_ratelimit()) {
printk(KERN_DEBUG ": TKIP: failed to decrypt "
- "received packet from %s\n",
- print_mac(mac, hdr->addr2));
+ "received packet from %pM\n",
+ hdr->addr2);
}
return -7;
}
@@ -506,7 +502,7 @@ static int ieee80211_tkip_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
}
if (ieee80211_ratelimit_debug(IEEE80211_DL_DROP)) {
IEEE80211_DEBUG_DROP("TKIP: ICV error detected: STA="
- "%s\n", print_mac(mac, hdr->addr2));
+ "%pM\n", hdr->addr2);
}
tkey->dot11RSNAStatsTKIPICVErrors++;
return -5;
@@ -633,7 +629,6 @@ static int ieee80211_michael_mic_verify(struct sk_buff *skb, int keyidx,
{
struct ieee80211_tkip_data *tkey = priv;
u8 mic[8];
- DECLARE_MAC_BUF(mac);
if (!tkey->key_set)
return -1;
@@ -646,8 +641,8 @@ static int ieee80211_michael_mic_verify(struct sk_buff *skb, int keyidx,
struct ieee80211_hdr_4addr *hdr;
hdr = (struct ieee80211_hdr_4addr *)skb->data;
printk(KERN_DEBUG "%s: Michael MIC verification failed for "
- "MSDU from %s keyidx=%d\n",
- skb->dev ? skb->dev->name : "N/A", print_mac(mac, hdr->addr2),
+ "MSDU from %pM keyidx=%d\n",
+ skb->dev ? skb->dev->name : "N/A", hdr->addr2,
keyidx);
if (skb->dev)
ieee80211_michael_mic_failure(skb->dev, hdr, keyidx);
diff --git a/net/ieee80211/ieee80211_module.c b/net/ieee80211/ieee80211_module.c
index 949772a5a7dc..d34d4e79b6f7 100644
--- a/net/ieee80211/ieee80211_module.c
+++ b/net/ieee80211/ieee80211_module.c
@@ -308,31 +308,5 @@ MODULE_PARM_DESC(debug, "debug output mask");
module_exit(ieee80211_exit);
module_init(ieee80211_init);
-const char *escape_essid(const char *essid, u8 essid_len)
-{
- static char escaped[IW_ESSID_MAX_SIZE * 2 + 1];
- const char *s = essid;
- char *d = escaped;
-
- if (ieee80211_is_empty_essid(essid, essid_len)) {
- memcpy(escaped, "<hidden>", sizeof("<hidden>"));
- return escaped;
- }
-
- essid_len = min(essid_len, (u8) IW_ESSID_MAX_SIZE);
- while (essid_len--) {
- if (*s == '\0') {
- *d++ = '\\';
- *d++ = '0';
- s++;
- } else {
- *d++ = *s++;
- }
- }
- *d = '\0';
- return escaped;
-}
-
EXPORT_SYMBOL(alloc_ieee80211);
EXPORT_SYMBOL(free_ieee80211);
-EXPORT_SYMBOL(escape_essid);
diff --git a/net/ieee80211/ieee80211_rx.c b/net/ieee80211/ieee80211_rx.c
index 69dbc342a464..3dd58b594f6a 100644
--- a/net/ieee80211/ieee80211_rx.c
+++ b/net/ieee80211/ieee80211_rx.c
@@ -32,6 +32,7 @@
#include <asm/uaccess.h>
#include <linux/ctype.h>
+#include <net/lib80211.h>
#include <net/ieee80211.h>
static void ieee80211_monitor_rx(struct ieee80211_device *ieee,
@@ -39,7 +40,7 @@ static void ieee80211_monitor_rx(struct ieee80211_device *ieee,
struct ieee80211_rx_stats *rx_stats)
{
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
- u16 fc = le16_to_cpu(hdr->frame_ctl);
+ u16 fc = le16_to_cpu(hdr->frame_control);
skb->dev = ieee->dev;
skb_reset_mac_header(skb);
@@ -282,12 +283,8 @@ ieee80211_rx_frame_decrypt(struct ieee80211_device *ieee, struct sk_buff *skb,
res = crypt->ops->decrypt_mpdu(skb, hdrlen, crypt->priv);
atomic_dec(&crypt->refcnt);
if (res < 0) {
- IEEE80211_DEBUG_DROP("decryption failed (SA=" MAC_FMT
- ") res=%d\n",
- hdr->addr2[0], hdr->addr2[1],
- hdr->addr2[2], hdr->addr2[3],
- hdr->addr2[4], hdr->addr2[5],
- res);
+ IEEE80211_DEBUG_DROP("decryption failed (SA=%pM) res=%d\n",
+ hdr->addr2, res);
if (res == -2)
IEEE80211_DEBUG_DROP("Decryption failed ICV "
"mismatch (key %d)\n",
@@ -319,11 +316,7 @@ ieee80211_rx_frame_decrypt_msdu(struct ieee80211_device *ieee,
atomic_dec(&crypt->refcnt);
if (res < 0) {
printk(KERN_DEBUG "%s: MSDU decryption/MIC verification failed"
- " (SA=" MAC_FMT " keyidx=%d)\n",
- ieee->dev->name,
- hdr->addr2[0], hdr->addr2[1],
- hdr->addr2[2], hdr->addr2[3],
- hdr->addr2[4], hdr->addr2[5],
+ " (SA=%pM keyidx=%d)\n", ieee->dev->name, hdr->addr2,
keyidx);
return -1;
}
@@ -358,7 +351,6 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
struct ieee80211_crypt_data *crypt = NULL;
int keyidx = 0;
int can_be_decrypted = 0;
- DECLARE_MAC_BUF(mac);
hdr = (struct ieee80211_hdr_4addr *)skb->data;
stats = &ieee->stats;
@@ -468,10 +460,7 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
* frames silently instead of filling system log with
* these reports. */
IEEE80211_DEBUG_DROP("Decryption failed (not set)"
- " (SA=" MAC_FMT ")\n",
- hdr->addr2[0], hdr->addr2[1],
- hdr->addr2[2], hdr->addr2[3],
- hdr->addr2[4], hdr->addr2[5]);
+ " (SA=%pM)\n", hdr->addr2);
ieee->ieee_stats.rx_discards_undecryptable++;
goto rx_dropped;
}
@@ -482,10 +471,7 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
fc & IEEE80211_FCTL_PROTECTED && ieee->host_decrypt &&
(keyidx = hostap_rx_frame_decrypt(ieee, skb, crypt)) < 0) {
printk(KERN_DEBUG "%s: failed to decrypt mgmt::auth "
- "from " MAC_FMT "\n", dev->name,
- hdr->addr2[0], hdr->addr2[1],
- hdr->addr2[2], hdr->addr2[3],
- hdr->addr2[4], hdr->addr2[5]);
+ "from %pM\n", dev->name, hdr->addr2);
/* TODO: could inform hostapd about this so that it
* could send auth failure report */
goto rx_dropped;
@@ -547,8 +533,6 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
}
#endif
- dev->last_rx = jiffies;
-
#ifdef NOT_YET
if ((ieee->iw_mode == IW_MODE_MASTER ||
ieee->iw_mode == IW_MODE_REPEAT) && !from_assoc_ap) {
@@ -663,11 +647,8 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
* configured */
} else {
IEEE80211_DEBUG_DROP("encryption configured, but RX "
- "frame not encrypted (SA="
- MAC_FMT ")\n",
- hdr->addr2[0], hdr->addr2[1],
- hdr->addr2[2], hdr->addr2[3],
- hdr->addr2[4], hdr->addr2[5]);
+ "frame not encrypted (SA=%pM)\n",
+ hdr->addr2);
goto rx_dropped;
}
}
@@ -675,11 +656,8 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
if (crypt && !(fc & IEEE80211_FCTL_PROTECTED) && !ieee->open_wep &&
!ieee80211_is_eapol_frame(ieee, skb)) {
IEEE80211_DEBUG_DROP("dropped unencrypted RX data "
- "frame from " MAC_FMT
- " (drop_unencrypted=1)\n",
- hdr->addr2[0], hdr->addr2[1],
- hdr->addr2[2], hdr->addr2[3],
- hdr->addr2[4], hdr->addr2[5]);
+ "frame from %pM (drop_unencrypted=1)\n",
+ hdr->addr2);
goto rx_dropped;
}
@@ -1144,6 +1122,7 @@ static int ieee80211_parse_info_param(struct ieee80211_info_element
*info_element, u16 length,
struct ieee80211_network *network)
{
+ DECLARE_SSID_BUF(ssid);
u8 i;
#ifdef CONFIG_IEEE80211_DEBUG
char rates_str[64];
@@ -1166,12 +1145,6 @@ static int ieee80211_parse_info_param(struct ieee80211_info_element
switch (info_element->id) {
case MFIE_TYPE_SSID:
- if (ieee80211_is_empty_essid(info_element->data,
- info_element->len)) {
- network->flags |= NETWORK_EMPTY_ESSID;
- break;
- }
-
network->ssid_len = min(info_element->len,
(u8) IW_ESSID_MAX_SIZE);
memcpy(network->ssid, info_element->data,
@@ -1181,7 +1154,9 @@ static int ieee80211_parse_info_param(struct ieee80211_info_element
IW_ESSID_MAX_SIZE - network->ssid_len);
IEEE80211_DEBUG_MGMT("MFIE_TYPE_SSID: '%s' len=%d.\n",
- network->ssid, network->ssid_len);
+ print_ssid(ssid, network->ssid,
+ network->ssid_len),
+ network->ssid_len);
break;
case MFIE_TYPE_RATES:
@@ -1411,9 +1386,6 @@ static int ieee80211_handle_assoc_resp(struct ieee80211_device *ieee, struct iee
network->mode |= IEEE_B;
}
- if (ieee80211_is_empty_essid(network->ssid, network->ssid_len))
- network->flags |= NETWORK_EMPTY_ESSID;
-
memcpy(&network->stats, stats, sizeof(network->stats));
if (ieee->handle_assoc_response != NULL)
@@ -1429,7 +1401,7 @@ static int ieee80211_network_init(struct ieee80211_device *ieee, struct ieee8021
struct ieee80211_network *network,
struct ieee80211_rx_stats *stats)
{
- DECLARE_MAC_BUF(mac);
+ DECLARE_SSID_BUF(ssid);
network->qos_data.active = 0;
network->qos_data.supported = 0;
@@ -1477,17 +1449,14 @@ static int ieee80211_network_init(struct ieee80211_device *ieee, struct ieee8021
}
if (network->mode == 0) {
- IEEE80211_DEBUG_SCAN("Filtered out '%s (%s)' "
+ IEEE80211_DEBUG_SCAN("Filtered out '%s (%pM)' "
"network.\n",
- escape_essid(network->ssid,
- network->ssid_len),
- print_mac(mac, network->bssid));
+ print_ssid(ssid, network->ssid,
+ network->ssid_len),
+ network->bssid);
return 1;
}
- if (ieee80211_is_empty_essid(network->ssid, network->ssid_len))
- network->flags |= NETWORK_EMPTY_ESSID;
-
memcpy(&network->stats, stats, sizeof(network->stats));
return 0;
@@ -1510,7 +1479,6 @@ static void update_network(struct ieee80211_network *dst,
{
int qos_active;
u8 old_param;
- DECLARE_MAC_BUF(mac);
ieee80211_network_reset(dst);
dst->ibss_dfs = src->ibss_dfs;
@@ -1524,8 +1492,8 @@ static void update_network(struct ieee80211_network *dst,
memcpy(&dst->stats, &src->stats,
sizeof(struct ieee80211_rx_stats));
else
- IEEE80211_DEBUG_SCAN("Network %s info received "
- "off channel (%d vs. %d)\n", print_mac(mac, src->bssid),
+ IEEE80211_DEBUG_SCAN("Network %pM info received "
+ "off channel (%d vs. %d)\n", src->bssid,
dst->channel, src->stats.received_channel);
dst->capability = src->capability;
@@ -1597,12 +1565,12 @@ static void ieee80211_process_probe_response(struct ieee80211_device
struct ieee80211_info_element *info_element = beacon->info_element;
#endif
unsigned long flags;
- DECLARE_MAC_BUF(mac);
+ DECLARE_SSID_BUF(ssid);
- IEEE80211_DEBUG_SCAN("'%s' (%s"
+ IEEE80211_DEBUG_SCAN("'%s' (%pM"
"): %c%c%c%c %c%c%c%c-%c%c%c%c %c%c%c%c\n",
- escape_essid(info_element->data, info_element->len),
- print_mac(mac, beacon->header.addr3),
+ print_ssid(ssid, info_element->data, info_element->len),
+ beacon->header.addr3,
(beacon->capability & cpu_to_le16(1 << 0xf)) ? '1' : '0',
(beacon->capability & cpu_to_le16(1 << 0xe)) ? '1' : '0',
(beacon->capability & cpu_to_le16(1 << 0xd)) ? '1' : '0',
@@ -1621,10 +1589,10 @@ static void ieee80211_process_probe_response(struct ieee80211_device
(beacon->capability & cpu_to_le16(1 << 0x0)) ? '1' : '0');
if (ieee80211_network_init(ieee, beacon, &network, stats)) {
- IEEE80211_DEBUG_SCAN("Dropped '%s' (%s) via %s.\n",
- escape_essid(info_element->data,
- info_element->len),
- print_mac(mac, beacon->header.addr3),
+ IEEE80211_DEBUG_SCAN("Dropped '%s' (%pM) via %s.\n",
+ print_ssid(ssid, info_element->data,
+ info_element->len),
+ beacon->header.addr3,
is_beacon(beacon->header.frame_ctl) ?
"BEACON" : "PROBE RESPONSE");
return;
@@ -1658,11 +1626,11 @@ static void ieee80211_process_probe_response(struct ieee80211_device
/* If there are no more slots, expire the oldest */
list_del(&oldest->list);
target = oldest;
- IEEE80211_DEBUG_SCAN("Expired '%s' (%s) from "
+ IEEE80211_DEBUG_SCAN("Expired '%s' (%pM) from "
"network list.\n",
- escape_essid(target->ssid,
- target->ssid_len),
- print_mac(mac, target->bssid));
+ print_ssid(ssid, target->ssid,
+ target->ssid_len),
+ target->bssid);
ieee80211_network_reset(target);
} else {
/* Otherwise just pull from the free list */
@@ -1672,10 +1640,10 @@ static void ieee80211_process_probe_response(struct ieee80211_device
}
#ifdef CONFIG_IEEE80211_DEBUG
- IEEE80211_DEBUG_SCAN("Adding '%s' (%s) via %s.\n",
- escape_essid(network.ssid,
- network.ssid_len),
- print_mac(mac, network.bssid),
+ IEEE80211_DEBUG_SCAN("Adding '%s' (%pM) via %s.\n",
+ print_ssid(ssid, network.ssid,
+ network.ssid_len),
+ network.bssid,
is_beacon(beacon->header.frame_ctl) ?
"BEACON" : "PROBE RESPONSE");
#endif
@@ -1683,10 +1651,10 @@ static void ieee80211_process_probe_response(struct ieee80211_device
network.ibss_dfs = NULL;
list_add_tail(&target->list, &ieee->network_list);
} else {
- IEEE80211_DEBUG_SCAN("Updating '%s' (%s) via %s.\n",
- escape_essid(target->ssid,
- target->ssid_len),
- print_mac(mac, target->bssid),
+ IEEE80211_DEBUG_SCAN("Updating '%s' (%pM) via %s.\n",
+ print_ssid(ssid, target->ssid,
+ target->ssid_len),
+ target->bssid,
is_beacon(beacon->header.frame_ctl) ?
"BEACON" : "PROBE RESPONSE");
update_network(target, &network);
diff --git a/net/ieee80211/ieee80211_wx.c b/net/ieee80211/ieee80211_wx.c
index 973832dd7faf..7cc4e5ee3660 100644
--- a/net/ieee80211/ieee80211_wx.c
+++ b/net/ieee80211/ieee80211_wx.c
@@ -34,6 +34,7 @@
#include <linux/module.h>
#include <linux/jiffies.h>
+#include <net/lib80211.h>
#include <net/ieee80211.h>
#include <linux/wireless.h>
@@ -65,15 +66,9 @@ static char *ieee80211_translate_scan(struct ieee80211_device *ieee,
/* Add the ESSID */
iwe.cmd = SIOCGIWESSID;
iwe.u.data.flags = 1;
- if (network->flags & NETWORK_EMPTY_ESSID) {
- iwe.u.data.length = sizeof("<hidden>");
- start = iwe_stream_add_point(info, start, stop,
- &iwe, "<hidden>");
- } else {
- iwe.u.data.length = min(network->ssid_len, (u8) 32);
- start = iwe_stream_add_point(info, start, stop,
- &iwe, network->ssid);
- }
+ iwe.u.data.length = min(network->ssid_len, (u8) 32);
+ start = iwe_stream_add_point(info, start, stop,
+ &iwe, network->ssid);
/* Add the protocol name */
iwe.cmd = SIOCGIWNAME;
@@ -264,7 +259,7 @@ int ieee80211_wx_get_scan(struct ieee80211_device *ieee,
char *ev = extra;
char *stop = ev + wrqu->data.length;
int i = 0;
- DECLARE_MAC_BUF(mac);
+ DECLARE_SSID_BUF(ssid);
IEEE80211_DEBUG_WX("Getting scan\n");
@@ -283,10 +278,10 @@ int ieee80211_wx_get_scan(struct ieee80211_device *ieee,
info);
else
IEEE80211_DEBUG_SCAN("Not showing network '%s ("
- "%s)' due to age (%dms).\n",
- escape_essid(network->ssid,
- network->ssid_len),
- print_mac(mac, network->bssid),
+ "%pM)' due to age (%dms).\n",
+ print_ssid(ssid, network->ssid,
+ network->ssid_len),
+ network->bssid,
jiffies_to_msecs(jiffies -
network->
last_scanned));
@@ -314,6 +309,7 @@ int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
int i, key, key_provided, len;
struct ieee80211_crypt_data **crypt;
int host_crypto = ieee->host_encrypt || ieee->host_decrypt || ieee->host_build_iv;
+ DECLARE_SSID_BUF(ssid);
IEEE80211_DEBUG_WX("SET_ENCODE\n");
@@ -403,13 +399,17 @@ int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
/* If a new key was provided, set it up */
if (erq->length > 0) {
+#ifdef CONFIG_IEEE80211_DEBUG
+ DECLARE_SSID_BUF(ssid);
+#endif
+
len = erq->length <= 5 ? 5 : 13;
memcpy(sec.keys[key], keybuf, erq->length);
if (len > erq->length)
memset(sec.keys[key] + erq->length, 0,
len - erq->length);
IEEE80211_DEBUG_WX("Setting key %d to '%s' (%d:%d bytes)\n",
- key, escape_essid(sec.keys[key], len),
+ key, print_ssid(ssid, sec.keys[key], len),
erq->length, len);
sec.key_sizes[key] = len;
if (*crypt)
diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c
index 1aa2dc9e380e..b1462e8c64cf 100644
--- a/net/ipv4/af_inet.c
+++ b/net/ipv4/af_inet.c
@@ -1070,11 +1070,8 @@ static int inet_sk_reselect_saddr(struct sock *sk)
return 0;
if (sysctl_ip_dynaddr > 1) {
- printk(KERN_INFO "%s(): shifting inet->"
- "saddr from " NIPQUAD_FMT " to " NIPQUAD_FMT "\n",
- __func__,
- NIPQUAD(old_saddr),
- NIPQUAD(new_saddr));
+ printk(KERN_INFO "%s(): shifting inet->saddr from %pI4 to %pI4\n",
+ __func__, &old_saddr, &new_saddr);
}
inet->saddr = inet->rcv_saddr = new_saddr;
diff --git a/net/ipv4/ah4.c b/net/ipv4/ah4.c
index 8219b7e0968d..3f205181712d 100644
--- a/net/ipv4/ah4.c
+++ b/net/ipv4/ah4.c
@@ -201,8 +201,8 @@ out:
static void ah4_err(struct sk_buff *skb, u32 info)
{
- struct iphdr *iph = (struct iphdr*)skb->data;
- struct ip_auth_hdr *ah = (struct ip_auth_hdr*)(skb->data+(iph->ihl<<2));
+ struct iphdr *iph = (struct iphdr *)skb->data;
+ struct ip_auth_hdr *ah = (struct ip_auth_hdr *)(skb->data+(iph->ihl<<2));
struct xfrm_state *x;
if (icmp_hdr(skb)->type != ICMP_DEST_UNREACH ||
diff --git a/net/ipv4/arp.c b/net/ipv4/arp.c
index 1a9dd66511fc..29a74c01d8de 100644
--- a/net/ipv4/arp.c
+++ b/net/ipv4/arp.c
@@ -506,7 +506,7 @@ int arp_bind_neighbour(struct dst_entry *dst)
if (dev == NULL)
return -EINVAL;
if (n == NULL) {
- __be32 nexthop = ((struct rtable*)dst)->rt_gateway;
+ __be32 nexthop = ((struct rtable *)dst)->rt_gateway;
if (dev->flags&(IFF_LOOPBACK|IFF_POINTOPOINT))
nexthop = 0;
n = __neigh_lookup_errno(
@@ -640,14 +640,14 @@ struct sk_buff *arp_create(int type, int ptype, __be32 dest_ip,
arp_ptr=(unsigned char *)(arp+1);
memcpy(arp_ptr, src_hw, dev->addr_len);
- arp_ptr+=dev->addr_len;
- memcpy(arp_ptr, &src_ip,4);
- arp_ptr+=4;
+ arp_ptr += dev->addr_len;
+ memcpy(arp_ptr, &src_ip, 4);
+ arp_ptr += 4;
if (target_hw != NULL)
memcpy(arp_ptr, target_hw, dev->addr_len);
else
memset(arp_ptr, 0, dev->addr_len);
- arp_ptr+=dev->addr_len;
+ arp_ptr += dev->addr_len;
memcpy(arp_ptr, &dest_ip, 4);
return skb;
@@ -818,18 +818,18 @@ static int arp_process(struct sk_buff *skb)
addr_type = rt->rt_type;
if (addr_type == RTN_LOCAL) {
- n = neigh_event_ns(&arp_tbl, sha, &sip, dev);
- if (n) {
- int dont_send = 0;
-
- if (!dont_send)
- dont_send |= arp_ignore(in_dev,sip,tip);
- if (!dont_send && IN_DEV_ARPFILTER(in_dev))
- dont_send |= arp_filter(sip,tip,dev);
- if (!dont_send)
- arp_send(ARPOP_REPLY,ETH_P_ARP,sip,dev,tip,sha,dev->dev_addr,sha);
+ int dont_send = 0;
- neigh_release(n);
+ if (!dont_send)
+ dont_send |= arp_ignore(in_dev,sip,tip);
+ if (!dont_send && IN_DEV_ARPFILTER(in_dev))
+ dont_send |= arp_filter(sip,tip,dev);
+ if (!dont_send) {
+ n = neigh_event_ns(&arp_tbl, sha, &sip, dev);
+ if (n) {
+ arp_send(ARPOP_REPLY,ETH_P_ARP,sip,dev,tip,sha,dev->dev_addr,sha);
+ neigh_release(n);
+ }
}
goto out;
} else if (IN_DEV_FORWARD(in_dev)) {
@@ -1308,7 +1308,7 @@ static void arp_format_neigh_entry(struct seq_file *seq,
#if defined(CONFIG_AX25) || defined(CONFIG_AX25_MODULE)
}
#endif
- sprintf(tbuf, NIPQUAD_FMT, NIPQUAD(*(u32*)n->primary_key));
+ sprintf(tbuf, "%pI4", n->primary_key);
seq_printf(seq, "%-16s 0x%-10x0x%-10x%s * %s\n",
tbuf, hatype, arp_state_to_flags(n), hbuffer, dev->name);
read_unlock(&n->lock);
@@ -1321,7 +1321,7 @@ static void arp_format_pneigh_entry(struct seq_file *seq,
int hatype = dev ? dev->type : 0;
char tbuf[16];
- sprintf(tbuf, NIPQUAD_FMT, NIPQUAD(*(u32*)n->key));
+ sprintf(tbuf, "%pI4", n->key);
seq_printf(seq, "%-16s 0x%-10x0x%-10x%s * %s\n",
tbuf, hatype, ATF_PUBL | ATF_PERM, "00:00:00:00:00:00",
dev ? dev->name : "*");
diff --git a/net/ipv4/cipso_ipv4.c b/net/ipv4/cipso_ipv4.c
index 2e78f6bd9775..e52799047a5f 100644
--- a/net/ipv4/cipso_ipv4.c
+++ b/net/ipv4/cipso_ipv4.c
@@ -490,7 +490,6 @@ int cipso_v4_doi_add(struct cipso_v4_doi *doi_def)
}
atomic_set(&doi_def->refcount, 1);
- INIT_RCU_HEAD(&doi_def->rcu);
spin_lock(&cipso_v4_doi_list_lock);
if (cipso_v4_doi_search(doi_def->doi) != NULL)
diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index 56fce3ab6c55..309997edc8a5 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -112,13 +112,7 @@ static inline void devinet_sysctl_unregister(struct in_device *idev)
static struct in_ifaddr *inet_alloc_ifa(void)
{
- struct in_ifaddr *ifa = kzalloc(sizeof(*ifa), GFP_KERNEL);
-
- if (ifa) {
- INIT_RCU_HEAD(&ifa->rcu_head);
- }
-
- return ifa;
+ return kzalloc(sizeof(struct in_ifaddr), GFP_KERNEL);
}
static void inet_rcu_free_ifa(struct rcu_head *head)
@@ -161,7 +155,6 @@ static struct in_device *inetdev_init(struct net_device *dev)
in_dev = kzalloc(sizeof(*in_dev), GFP_KERNEL);
if (!in_dev)
goto out;
- INIT_RCU_HEAD(&in_dev->rcu_head);
memcpy(&in_dev->cnf, dev_net(dev)->ipv4.devconf_dflt,
sizeof(in_dev->cnf));
in_dev->cnf.sysctl = NULL;
@@ -1108,7 +1101,7 @@ out:
}
static struct notifier_block ip_netdev_notifier = {
- .notifier_call =inetdev_event,
+ .notifier_call = inetdev_event,
};
static inline size_t inet_nlmsg_size(void)
@@ -1195,7 +1188,7 @@ done:
return skb->len;
}
-static void rtmsg_ifa(int event, struct in_ifaddr* ifa, struct nlmsghdr *nlh,
+static void rtmsg_ifa(int event, struct in_ifaddr *ifa, struct nlmsghdr *nlh,
u32 pid)
{
struct sk_buff *skb;
@@ -1262,7 +1255,7 @@ static void inet_forward_change(struct net *net)
}
static int devinet_conf_proc(ctl_table *ctl, int write,
- struct file* filp, void __user *buffer,
+ struct file *filp, void __user *buffer,
size_t *lenp, loff_t *ppos)
{
int ret = proc_dointvec(ctl, write, filp, buffer, lenp, ppos);
@@ -1334,7 +1327,7 @@ static int devinet_conf_sysctl(ctl_table *table,
}
static int devinet_sysctl_forward(ctl_table *ctl, int write,
- struct file* filp, void __user *buffer,
+ struct file *filp, void __user *buffer,
size_t *lenp, loff_t *ppos)
{
int *valp = ctl->data;
@@ -1363,7 +1356,7 @@ static int devinet_sysctl_forward(ctl_table *ctl, int write,
}
int ipv4_doint_and_flush(ctl_table *ctl, int write,
- struct file* filp, void __user *buffer,
+ struct file *filp, void __user *buffer,
size_t *lenp, loff_t *ppos)
{
int *valp = ctl->data;
diff --git a/net/ipv4/esp4.c b/net/ipv4/esp4.c
index 21515d4c49eb..95a9c65003f8 100644
--- a/net/ipv4/esp4.c
+++ b/net/ipv4/esp4.c
@@ -413,8 +413,8 @@ static u32 esp4_get_mtu(struct xfrm_state *x, int mtu)
static void esp4_err(struct sk_buff *skb, u32 info)
{
- struct iphdr *iph = (struct iphdr*)skb->data;
- struct ip_esp_hdr *esph = (struct ip_esp_hdr*)(skb->data+(iph->ihl<<2));
+ struct iphdr *iph = (struct iphdr *)skb->data;
+ struct ip_esp_hdr *esph = (struct ip_esp_hdr *)(skb->data+(iph->ihl<<2));
struct xfrm_state *x;
if (icmp_hdr(skb)->type != ICMP_DEST_UNREACH ||
diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c
index 65c1503f8cc8..741e4fa3e474 100644
--- a/net/ipv4/fib_frontend.c
+++ b/net/ipv4/fib_frontend.c
@@ -578,7 +578,7 @@ errout:
return err;
}
-static int inet_rtm_delroute(struct sk_buff *skb, struct nlmsghdr* nlh, void *arg)
+static int inet_rtm_delroute(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg)
{
struct net *net = sock_net(skb->sk);
struct fib_config cfg;
@@ -600,7 +600,7 @@ errout:
return err;
}
-static int inet_rtm_newroute(struct sk_buff *skb, struct nlmsghdr* nlh, void *arg)
+static int inet_rtm_newroute(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg)
{
struct net *net = sock_net(skb->sk);
struct fib_config cfg;
@@ -903,7 +903,7 @@ static void fib_disable_ip(struct net_device *dev, int force)
static int fib_inetaddr_event(struct notifier_block *this, unsigned long event, void *ptr)
{
- struct in_ifaddr *ifa = (struct in_ifaddr*)ptr;
+ struct in_ifaddr *ifa = (struct in_ifaddr *)ptr;
struct net_device *dev = ifa->ifa_dev->dev;
switch (event) {
@@ -964,11 +964,11 @@ static int fib_netdev_event(struct notifier_block *this, unsigned long event, vo
}
static struct notifier_block fib_inetaddr_notifier = {
- .notifier_call =fib_inetaddr_event,
+ .notifier_call = fib_inetaddr_event,
};
static struct notifier_block fib_netdev_notifier = {
- .notifier_call =fib_netdev_event,
+ .notifier_call = fib_netdev_event,
};
static int __net_init ip_fib_net_init(struct net *net)
diff --git a/net/ipv4/fib_hash.c b/net/ipv4/fib_hash.c
index c8cac6c7f881..ded8c44fb848 100644
--- a/net/ipv4/fib_hash.c
+++ b/net/ipv4/fib_hash.c
@@ -247,7 +247,7 @@ fn_hash_lookup(struct fib_table *tb, const struct flowi *flp, struct fib_result
{
int err;
struct fn_zone *fz;
- struct fn_hash *t = (struct fn_hash*)tb->tb_data;
+ struct fn_hash *t = (struct fn_hash *)tb->tb_data;
read_lock(&fib_hash_lock);
for (fz = t->fn_zone_list; fz; fz = fz->fz_next) {
@@ -283,7 +283,7 @@ fn_hash_select_default(struct fib_table *tb, const struct flowi *flp, struct fib
struct fib_node *f;
struct fib_info *fi = NULL;
struct fib_info *last_resort;
- struct fn_hash *t = (struct fn_hash*)tb->tb_data;
+ struct fn_hash *t = (struct fn_hash *)tb->tb_data;
struct fn_zone *fz = t->fn_zones[0];
if (fz == NULL)
@@ -548,7 +548,7 @@ out:
static int fn_hash_delete(struct fib_table *tb, struct fib_config *cfg)
{
- struct fn_hash *table = (struct fn_hash*)tb->tb_data;
+ struct fn_hash *table = (struct fn_hash *)tb->tb_data;
struct fib_node *f;
struct fib_alias *fa, *fa_to_delete;
struct fn_zone *fz;
@@ -748,7 +748,7 @@ static int fn_hash_dump(struct fib_table *tb, struct sk_buff *skb, struct netlin
{
int m, s_m;
struct fn_zone *fz;
- struct fn_hash *table = (struct fn_hash*)tb->tb_data;
+ struct fn_hash *table = (struct fn_hash *)tb->tb_data;
s_m = cb->args[2];
read_lock(&fib_hash_lock);
@@ -845,10 +845,10 @@ static struct fib_alias *fib_get_first(struct seq_file *seq)
struct hlist_node *node;
struct fib_node *fn;
- hlist_for_each_entry(fn,node,iter->hash_head,fn_hash) {
+ hlist_for_each_entry(fn, node, iter->hash_head, fn_hash) {
struct fib_alias *fa;
- list_for_each_entry(fa,&fn->fn_alias,fa_list) {
+ list_for_each_entry(fa, &fn->fn_alias, fa_list) {
iter->fn = fn;
iter->fa = fa;
goto out;
diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c
index ded2ae34eab1..4817dea3bc73 100644
--- a/net/ipv4/fib_semantics.c
+++ b/net/ipv4/fib_semantics.c
@@ -63,16 +63,16 @@ static DEFINE_SPINLOCK(fib_multipath_lock);
for (nhsel=0, nh = (fi)->fib_nh; nhsel < (fi)->fib_nhs; nh++, nhsel++)
#define change_nexthops(fi) { int nhsel; struct fib_nh * nh; \
-for (nhsel=0, nh = (struct fib_nh*)((fi)->fib_nh); nhsel < (fi)->fib_nhs; nh++, nhsel++)
+for (nhsel=0, nh = (struct fib_nh *)((fi)->fib_nh); nhsel < (fi)->fib_nhs; nh++, nhsel++)
#else /* CONFIG_IP_ROUTE_MULTIPATH */
/* Hope, that gcc will optimize it to get rid of dummy loop */
-#define for_nexthops(fi) { int nhsel=0; const struct fib_nh * nh = (fi)->fib_nh; \
+#define for_nexthops(fi) { int nhsel = 0; const struct fib_nh * nh = (fi)->fib_nh; \
for (nhsel=0; nhsel < 1; nhsel++)
-#define change_nexthops(fi) { int nhsel=0; struct fib_nh * nh = (struct fib_nh*)((fi)->fib_nh); \
+#define change_nexthops(fi) { int nhsel = 0; struct fib_nh * nh = (struct fib_nh *)((fi)->fib_nh); \
for (nhsel=0; nhsel < 1; nhsel++)
#endif /* CONFIG_IP_ROUTE_MULTIPATH */
@@ -358,7 +358,7 @@ int fib_detect_death(struct fib_info *fi, int order,
state = n->nud_state;
neigh_release(n);
}
- if (state==NUD_REACHABLE)
+ if (state == NUD_REACHABLE)
return 0;
if ((state&NUD_VALID) && order != dflt)
return 0;
diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c
index 5cb72786a8af..ec0ae490f0b6 100644
--- a/net/ipv4/fib_trie.c
+++ b/net/ipv4/fib_trie.c
@@ -2399,8 +2399,8 @@ static int fib_trie_seq_show(struct seq_file *seq, void *v)
__be32 prf = htonl(mask_pfx(tn->key, tn->pos));
seq_indent(seq, iter->depth-1);
- seq_printf(seq, " +-- " NIPQUAD_FMT "/%d %d %d %d\n",
- NIPQUAD(prf), tn->pos, tn->bits, tn->full_children,
+ seq_printf(seq, " +-- %pI4/%d %d %d %d\n",
+ &prf, tn->pos, tn->bits, tn->full_children,
tn->empty_children);
} else {
@@ -2410,7 +2410,7 @@ static int fib_trie_seq_show(struct seq_file *seq, void *v)
__be32 val = htonl(l->key);
seq_indent(seq, iter->depth);
- seq_printf(seq, " |-- " NIPQUAD_FMT "\n", NIPQUAD(val));
+ seq_printf(seq, " |-- %pI4\n", &val);
hlist_for_each_entry_rcu(li, node, &l->list, hlist) {
struct fib_alias *fa;
diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c
index 72b2de76f1cd..21e497efbd7f 100644
--- a/net/ipv4/icmp.c
+++ b/net/ipv4/icmp.c
@@ -683,10 +683,8 @@ static void icmp_unreach(struct sk_buff *skb)
break;
case ICMP_FRAG_NEEDED:
if (ipv4_config.no_pmtu_disc) {
- LIMIT_NETDEBUG(KERN_INFO "ICMP: " NIPQUAD_FMT ": "
- "fragmentation needed "
- "and DF set.\n",
- NIPQUAD(iph->daddr));
+ LIMIT_NETDEBUG(KERN_INFO "ICMP: %pI4: fragmentation needed and DF set.\n",
+ &iph->daddr);
} else {
info = ip_rt_frag_needed(net, iph,
ntohs(icmph->un.frag.mtu),
@@ -696,9 +694,8 @@ static void icmp_unreach(struct sk_buff *skb)
}
break;
case ICMP_SR_FAILED:
- LIMIT_NETDEBUG(KERN_INFO "ICMP: " NIPQUAD_FMT ": Source "
- "Route Failed.\n",
- NIPQUAD(iph->daddr));
+ LIMIT_NETDEBUG(KERN_INFO "ICMP: %pI4: Source Route Failed.\n",
+ &iph->daddr);
break;
default:
break;
@@ -729,12 +726,12 @@ static void icmp_unreach(struct sk_buff *skb)
if (!net->ipv4.sysctl_icmp_ignore_bogus_error_responses &&
inet_addr_type(net, iph->daddr) == RTN_BROADCAST) {
if (net_ratelimit())
- printk(KERN_WARNING NIPQUAD_FMT " sent an invalid ICMP "
+ printk(KERN_WARNING "%pI4 sent an invalid ICMP "
"type %u, code %u "
- "error to a broadcast: " NIPQUAD_FMT " on %s\n",
- NIPQUAD(ip_hdr(skb)->saddr),
+ "error to a broadcast: %pI4 on %s\n",
+ &ip_hdr(skb)->saddr,
icmph->type, icmph->code,
- NIPQUAD(iph->daddr),
+ &iph->daddr,
skb->dev->name);
goto out;
}
@@ -952,9 +949,8 @@ static void icmp_address_reply(struct sk_buff *skb)
break;
}
if (!ifa && net_ratelimit()) {
- printk(KERN_INFO "Wrong address mask " NIPQUAD_FMT " from "
- "%s/" NIPQUAD_FMT "\n",
- NIPQUAD(*mp), dev->name, NIPQUAD(rt->rt_src));
+ printk(KERN_INFO "Wrong address mask %pI4 from %s/%pI4\n",
+ mp, dev->name, &rt->rt_src);
}
}
rcu_read_unlock();
@@ -976,9 +972,10 @@ int icmp_rcv(struct sk_buff *skb)
struct net *net = dev_net(rt->u.dst.dev);
if (!xfrm4_policy_check(NULL, XFRM_POLICY_IN, skb)) {
+ struct sec_path *sp = skb_sec_path(skb);
int nh;
- if (!(skb->sp && skb->sp->xvec[skb->sp->len - 1]->props.flags &
+ if (!(sp && sp->xvec[sp->len - 1]->props.flags &
XFRM_STATE_ICMP))
goto drop;
diff --git a/net/ipv4/igmp.c b/net/ipv4/igmp.c
index a0d86455c53e..f92733e15c9f 100644
--- a/net/ipv4/igmp.c
+++ b/net/ipv4/igmp.c
@@ -167,7 +167,7 @@ static __inline__ void igmp_stop_timer(struct ip_mc_list *im)
spin_lock_bh(&im->lock);
if (del_timer(&im->timer))
atomic_dec(&im->refcnt);
- im->tm_running=0;
+ im->tm_running = 0;
im->reporter = 0;
im->unsolicit_count = 0;
spin_unlock_bh(&im->lock);
@@ -176,9 +176,9 @@ static __inline__ void igmp_stop_timer(struct ip_mc_list *im)
/* It must be called with locked im->lock */
static void igmp_start_timer(struct ip_mc_list *im, int max_delay)
{
- int tv=net_random() % max_delay;
+ int tv = net_random() % max_delay;
- im->tm_running=1;
+ im->tm_running = 1;
if (!mod_timer(&im->timer, jiffies+tv+2))
atomic_inc(&im->refcnt);
}
@@ -207,7 +207,7 @@ static void igmp_mod_timer(struct ip_mc_list *im, int max_delay)
if (del_timer(&im->timer)) {
if ((long)(im->timer.expires-jiffies) < max_delay) {
add_timer(&im->timer);
- im->tm_running=1;
+ im->tm_running = 1;
spin_unlock_bh(&im->lock);
return;
}
@@ -358,7 +358,7 @@ static int igmpv3_sendpack(struct sk_buff *skb)
static int grec_size(struct ip_mc_list *pmc, int type, int gdel, int sdel)
{
- return sizeof(struct igmpv3_grec) + 4*igmp_scount(pmc,type,gdel,sdel);
+ return sizeof(struct igmpv3_grec) + 4*igmp_scount(pmc, type, gdel, sdel);
}
static struct sk_buff *add_grhead(struct sk_buff *skb, struct ip_mc_list *pmc,
@@ -653,7 +653,7 @@ static int igmp_send_report(struct in_device *in_dev, struct ip_mc_list *pmc,
return -1;
}
- skb=alloc_skb(IGMP_SIZE+LL_ALLOCATED_SPACE(dev), GFP_ATOMIC);
+ skb = alloc_skb(IGMP_SIZE+LL_ALLOCATED_SPACE(dev), GFP_ATOMIC);
if (skb == NULL) {
ip_rt_put(rt);
return -1;
@@ -682,11 +682,11 @@ static int igmp_send_report(struct in_device *in_dev, struct ip_mc_list *pmc,
((u8*)&iph[1])[3] = 0;
ih = (struct igmphdr *)skb_put(skb, sizeof(struct igmphdr));
- ih->type=type;
- ih->code=0;
- ih->csum=0;
- ih->group=group;
- ih->csum=ip_compute_csum((void *)ih, sizeof(struct igmphdr));
+ ih->type = type;
+ ih->code = 0;
+ ih->csum = 0;
+ ih->group = group;
+ ih->csum = ip_compute_csum((void *)ih, sizeof(struct igmphdr));
return ip_local_out(skb);
}
@@ -728,7 +728,7 @@ static void igmp_timer_expire(unsigned long data)
struct in_device *in_dev = im->interface;
spin_lock(&im->lock);
- im->tm_running=0;
+ im->tm_running = 0;
if (im->unsolicit_count) {
im->unsolicit_count--;
@@ -997,7 +997,7 @@ static void ip_mc_filter_add(struct in_device *in_dev, __be32 addr)
--ANK
*/
if (arp_mc_map(addr, buf, dev, 0) == 0)
- dev_mc_add(dev,buf,dev->addr_len,0);
+ dev_mc_add(dev, buf, dev->addr_len, 0);
}
/*
@@ -1010,7 +1010,7 @@ static void ip_mc_filter_del(struct in_device *in_dev, __be32 addr)
struct net_device *dev = in_dev->dev;
if (arp_mc_map(addr, buf, dev, 0) == 0)
- dev_mc_delete(dev,buf,dev->addr_len,0);
+ dev_mc_delete(dev, buf, dev->addr_len, 0);
}
#ifdef CONFIG_IP_MULTICAST
@@ -1210,10 +1210,10 @@ void ip_mc_inc_group(struct in_device *in_dev, __be32 addr)
if (!im)
goto out;
- im->users=1;
- im->interface=in_dev;
+ im->users = 1;
+ im->interface = in_dev;
in_dev_hold(in_dev);
- im->multiaddr=addr;
+ im->multiaddr = addr;
/* initial mode is (EX, empty) */
im->sfmode = MCAST_EXCLUDE;
im->sfcount[MCAST_INCLUDE] = 0;
@@ -1224,7 +1224,7 @@ void ip_mc_inc_group(struct in_device *in_dev, __be32 addr)
atomic_set(&im->refcnt, 1);
spin_lock_init(&im->lock);
#ifdef CONFIG_IP_MULTICAST
- im->tm_running=0;
+ im->tm_running = 0;
setup_timer(&im->timer, &igmp_timer_expire, (unsigned long)im);
im->unsolicit_count = IGMP_Unsolicited_Report_Count;
im->reporter = 0;
@@ -1232,8 +1232,8 @@ void ip_mc_inc_group(struct in_device *in_dev, __be32 addr)
#endif
im->loaded = 0;
write_lock_bh(&in_dev->mc_list_lock);
- im->next=in_dev->mc_list;
- in_dev->mc_list=im;
+ im->next = in_dev->mc_list;
+ in_dev->mc_list = im;
in_dev->mc_count++;
write_unlock_bh(&in_dev->mc_list_lock);
#ifdef CONFIG_IP_MULTICAST
@@ -1279,7 +1279,7 @@ void ip_mc_dec_group(struct in_device *in_dev, __be32 addr)
ASSERT_RTNL();
for (ip=&in_dev->mc_list; (i=*ip)!=NULL; ip=&i->next) {
- if (i->multiaddr==addr) {
+ if (i->multiaddr == addr) {
if (--i->users == 0) {
write_lock_bh(&in_dev->mc_list_lock);
*ip = i->next;
@@ -1738,7 +1738,7 @@ int ip_mc_join_group(struct sock *sk , struct ip_mreqn *imr)
{
int err;
__be32 addr = imr->imr_multiaddr.s_addr;
- struct ip_mc_socklist *iml=NULL, *i;
+ struct ip_mc_socklist *iml = NULL, *i;
struct in_device *in_dev;
struct inet_sock *inet = inet_sk(sk);
struct net *net = sock_net(sk);
@@ -1769,7 +1769,7 @@ int ip_mc_join_group(struct sock *sk , struct ip_mreqn *imr)
err = -ENOBUFS;
if (count >= sysctl_igmp_max_memberships)
goto done;
- iml = sock_kmalloc(sk,sizeof(*iml),GFP_KERNEL);
+ iml = sock_kmalloc(sk, sizeof(*iml), GFP_KERNEL);
if (iml == NULL)
goto done;
diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c
index bd1278a2d828..05af807ca9b9 100644
--- a/net/ipv4/inet_connection_sock.c
+++ b/net/ipv4/inet_connection_sock.c
@@ -109,7 +109,7 @@ int inet_csk_get_port(struct sock *sk, unsigned short snum)
hashinfo->bhash_size)];
spin_lock(&head->lock);
inet_bind_bucket_for_each(tb, node, &head->chain)
- if (tb->ib_net == net && tb->port == rover)
+ if (ib_net(tb) == net && tb->port == rover)
goto next;
break;
next:
@@ -137,7 +137,7 @@ int inet_csk_get_port(struct sock *sk, unsigned short snum)
hashinfo->bhash_size)];
spin_lock(&head->lock);
inet_bind_bucket_for_each(tb, node, &head->chain)
- if (tb->ib_net == net && tb->port == snum)
+ if (ib_net(tb) == net && tb->port == snum)
goto tb_found;
}
tb = NULL;
@@ -323,7 +323,7 @@ void inet_csk_reset_keepalive_timer(struct sock *sk, unsigned long len)
EXPORT_SYMBOL(inet_csk_reset_keepalive_timer);
-struct dst_entry* inet_csk_route_req(struct sock *sk,
+struct dst_entry *inet_csk_route_req(struct sock *sk,
const struct request_sock *req)
{
struct rtable *rt;
diff --git a/net/ipv4/inet_diag.c b/net/ipv4/inet_diag.c
index 564230dabcb8..1cb154ed75ad 100644
--- a/net/ipv4/inet_diag.c
+++ b/net/ipv4/inet_diag.c
@@ -718,13 +718,15 @@ static int inet_diag_dump(struct sk_buff *skb, struct netlink_callback *cb)
if (!(r->idiag_states & (TCPF_LISTEN | TCPF_SYN_RECV)))
goto skip_listen_ht;
- inet_listen_lock(hashinfo);
for (i = s_i; i < INET_LHTABLE_SIZE; i++) {
struct sock *sk;
struct hlist_node *node;
+ struct inet_listen_hashbucket *ilb;
num = 0;
- sk_for_each(sk, node, &hashinfo->listening_hash[i]) {
+ ilb = &hashinfo->listening_hash[i];
+ spin_lock_bh(&ilb->lock);
+ sk_for_each(sk, node, &ilb->head) {
struct inet_sock *inet = inet_sk(sk);
if (num < s_num) {
@@ -742,7 +744,7 @@ static int inet_diag_dump(struct sk_buff *skb, struct netlink_callback *cb)
goto syn_recv;
if (inet_csk_diag_dump(sk, skb, cb) < 0) {
- inet_listen_unlock(hashinfo);
+ spin_unlock_bh(&ilb->lock);
goto done;
}
@@ -751,7 +753,7 @@ syn_recv:
goto next_listen;
if (inet_diag_dump_reqs(skb, sk, cb) < 0) {
- inet_listen_unlock(hashinfo);
+ spin_unlock_bh(&ilb->lock);
goto done;
}
@@ -760,12 +762,12 @@ next_listen:
cb->args[4] = 0;
++num;
}
+ spin_unlock_bh(&ilb->lock);
s_num = 0;
cb->args[3] = 0;
cb->args[4] = 0;
}
- inet_listen_unlock(hashinfo);
skip_listen_ht:
cb->args[0] = 1;
s_i = num = s_num = 0;
@@ -778,18 +780,19 @@ skip_listen_ht:
struct inet_ehash_bucket *head = &hashinfo->ehash[i];
rwlock_t *lock = inet_ehash_lockp(hashinfo, i);
struct sock *sk;
- struct hlist_node *node;
+ struct hlist_nulls_node *node;
num = 0;
- if (hlist_empty(&head->chain) && hlist_empty(&head->twchain))
+ if (hlist_nulls_empty(&head->chain) &&
+ hlist_nulls_empty(&head->twchain))
continue;
if (i > s_i)
s_num = 0;
read_lock_bh(lock);
- sk_for_each(sk, node, &head->chain) {
+ sk_nulls_for_each(sk, node, &head->chain) {
struct inet_sock *inet = inet_sk(sk);
if (num < s_num)
diff --git a/net/ipv4/inet_hashtables.c b/net/ipv4/inet_hashtables.c
index 44981906fb91..377d004e5723 100644
--- a/net/ipv4/inet_hashtables.c
+++ b/net/ipv4/inet_hashtables.c
@@ -35,7 +35,7 @@ struct inet_bind_bucket *inet_bind_bucket_create(struct kmem_cache *cachep,
struct inet_bind_bucket *tb = kmem_cache_alloc(cachep, GFP_ATOMIC);
if (tb != NULL) {
- tb->ib_net = hold_net(net);
+ write_pnet(&tb->ib_net, hold_net(net));
tb->port = snum;
tb->fastreuse = 0;
INIT_HLIST_HEAD(&tb->owners);
@@ -51,7 +51,7 @@ void inet_bind_bucket_destroy(struct kmem_cache *cachep, struct inet_bind_bucket
{
if (hlist_empty(&tb->owners)) {
__hlist_del(&tb->node);
- release_net(tb->ib_net);
+ release_net(ib_net(tb));
kmem_cache_free(cachep, tb);
}
}
@@ -111,35 +111,6 @@ void __inet_inherit_port(struct sock *sk, struct sock *child)
EXPORT_SYMBOL_GPL(__inet_inherit_port);
/*
- * This lock without WQ_FLAG_EXCLUSIVE is good on UP and it can be very bad on SMP.
- * Look, when several writers sleep and reader wakes them up, all but one
- * immediately hit write lock and grab all the cpus. Exclusive sleep solves
- * this, _but_ remember, it adds useless work on UP machines (wake up each
- * exclusive lock release). It should be ifdefed really.
- */
-void inet_listen_wlock(struct inet_hashinfo *hashinfo)
- __acquires(hashinfo->lhash_lock)
-{
- write_lock(&hashinfo->lhash_lock);
-
- if (atomic_read(&hashinfo->lhash_users)) {
- DEFINE_WAIT(wait);
-
- for (;;) {
- prepare_to_wait_exclusive(&hashinfo->lhash_wait,
- &wait, TASK_UNINTERRUPTIBLE);
- if (!atomic_read(&hashinfo->lhash_users))
- break;
- write_unlock_bh(&hashinfo->lhash_lock);
- schedule();
- write_lock_bh(&hashinfo->lhash_lock);
- }
-
- finish_wait(&hashinfo->lhash_wait, &wait);
- }
-}
-
-/*
* Don't inline this cruft. Here are some nice properties to exploit here. The
* BSD API does not allow a listening sock to specify the remote port nor the
* remote address for the connection. So always assume those are both
@@ -191,25 +162,25 @@ struct sock *__inet_lookup_listener(struct net *net,
const int dif)
{
struct sock *sk = NULL;
- const struct hlist_head *head;
+ struct inet_listen_hashbucket *ilb;
- read_lock(&hashinfo->lhash_lock);
- head = &hashinfo->listening_hash[inet_lhashfn(net, hnum)];
- if (!hlist_empty(head)) {
- const struct inet_sock *inet = inet_sk((sk = __sk_head(head)));
+ ilb = &hashinfo->listening_hash[inet_lhashfn(net, hnum)];
+ spin_lock(&ilb->lock);
+ if (!hlist_empty(&ilb->head)) {
+ const struct inet_sock *inet = inet_sk((sk = __sk_head(&ilb->head)));
if (inet->num == hnum && !sk->sk_node.next &&
(!inet->rcv_saddr || inet->rcv_saddr == daddr) &&
(sk->sk_family == PF_INET || !ipv6_only_sock(sk)) &&
!sk->sk_bound_dev_if && net_eq(sock_net(sk), net))
goto sherry_cache;
- sk = inet_lookup_listener_slow(net, head, daddr, hnum, dif);
+ sk = inet_lookup_listener_slow(net, &ilb->head, daddr, hnum, dif);
}
if (sk) {
sherry_cache:
sock_hold(sk);
}
- read_unlock(&hashinfo->lhash_lock);
+ spin_unlock(&ilb->lock);
return sk;
}
EXPORT_SYMBOL_GPL(__inet_lookup_listener);
@@ -223,35 +194,65 @@ struct sock * __inet_lookup_established(struct net *net,
INET_ADDR_COOKIE(acookie, saddr, daddr)
const __portpair ports = INET_COMBINED_PORTS(sport, hnum);
struct sock *sk;
- const struct hlist_node *node;
+ const struct hlist_nulls_node *node;
/* Optimize here for direct hit, only listening connections can
* have wildcards anyways.
*/
unsigned int hash = inet_ehashfn(net, daddr, hnum, saddr, sport);
- struct inet_ehash_bucket *head = inet_ehash_bucket(hashinfo, hash);
- rwlock_t *lock = inet_ehash_lockp(hashinfo, hash);
+ unsigned int slot = hash & (hashinfo->ehash_size - 1);
+ struct inet_ehash_bucket *head = &hashinfo->ehash[slot];
- prefetch(head->chain.first);
- read_lock(lock);
- sk_for_each(sk, node, &head->chain) {
+ rcu_read_lock();
+begin:
+ sk_nulls_for_each_rcu(sk, node, &head->chain) {
if (INET_MATCH(sk, net, hash, acookie,
- saddr, daddr, ports, dif))
- goto hit; /* You sunk my battleship! */
+ saddr, daddr, ports, dif)) {
+ if (unlikely(!atomic_inc_not_zero(&sk->sk_refcnt)))
+ goto begintw;
+ if (unlikely(!INET_MATCH(sk, net, hash, acookie,
+ saddr, daddr, ports, dif))) {
+ sock_put(sk);
+ goto begin;
+ }
+ goto out;
+ }
}
+ /*
+ * if the nulls value we got at the end of this lookup is
+ * not the expected one, we must restart lookup.
+ * We probably met an item that was moved to another chain.
+ */
+ if (get_nulls_value(node) != slot)
+ goto begin;
+begintw:
/* Must check for a TIME_WAIT'er before going to listener hash. */
- sk_for_each(sk, node, &head->twchain) {
+ sk_nulls_for_each_rcu(sk, node, &head->twchain) {
if (INET_TW_MATCH(sk, net, hash, acookie,
- saddr, daddr, ports, dif))
- goto hit;
+ saddr, daddr, ports, dif)) {
+ if (unlikely(!atomic_inc_not_zero(&sk->sk_refcnt))) {
+ sk = NULL;
+ goto out;
+ }
+ if (unlikely(!INET_TW_MATCH(sk, net, hash, acookie,
+ saddr, daddr, ports, dif))) {
+ sock_put(sk);
+ goto begintw;
+ }
+ goto out;
+ }
}
+ /*
+ * if the nulls value we got at the end of this lookup is
+ * not the expected one, we must restart lookup.
+ * We probably met an item that was moved to another chain.
+ */
+ if (get_nulls_value(node) != slot)
+ goto begintw;
sk = NULL;
out:
- read_unlock(lock);
+ rcu_read_unlock();
return sk;
-hit:
- sock_hold(sk);
- goto out;
}
EXPORT_SYMBOL_GPL(__inet_lookup_established);
@@ -272,14 +273,14 @@ static int __inet_check_established(struct inet_timewait_death_row *death_row,
struct inet_ehash_bucket *head = inet_ehash_bucket(hinfo, hash);
rwlock_t *lock = inet_ehash_lockp(hinfo, hash);
struct sock *sk2;
- const struct hlist_node *node;
+ const struct hlist_nulls_node *node;
struct inet_timewait_sock *tw;
prefetch(head->chain.first);
write_lock(lock);
/* Check TIME-WAIT sockets first. */
- sk_for_each(sk2, node, &head->twchain) {
+ sk_nulls_for_each(sk2, node, &head->twchain) {
tw = inet_twsk(sk2);
if (INET_TW_MATCH(sk2, net, hash, acookie,
@@ -293,7 +294,7 @@ static int __inet_check_established(struct inet_timewait_death_row *death_row,
tw = NULL;
/* And established part... */
- sk_for_each(sk2, node, &head->chain) {
+ sk_nulls_for_each(sk2, node, &head->chain) {
if (INET_MATCH(sk2, net, hash, acookie,
saddr, daddr, ports, dif))
goto not_unique;
@@ -306,7 +307,7 @@ unique:
inet->sport = htons(lport);
sk->sk_hash = hash;
WARN_ON(!sk_unhashed(sk));
- __sk_add_node(sk, &head->chain);
+ __sk_nulls_add_node_rcu(sk, &head->chain);
sock_prot_inuse_add(sock_net(sk), sk->sk_prot, 1);
write_unlock(lock);
@@ -338,7 +339,7 @@ static inline u32 inet_sk_port_offset(const struct sock *sk)
void __inet_hash_nolisten(struct sock *sk)
{
struct inet_hashinfo *hashinfo = sk->sk_prot->h.hashinfo;
- struct hlist_head *list;
+ struct hlist_nulls_head *list;
rwlock_t *lock;
struct inet_ehash_bucket *head;
@@ -350,7 +351,7 @@ void __inet_hash_nolisten(struct sock *sk)
lock = inet_ehash_lockp(hashinfo, sk->sk_hash);
write_lock(lock);
- __sk_add_node(sk, list);
+ __sk_nulls_add_node_rcu(sk, list);
sock_prot_inuse_add(sock_net(sk), sk->sk_prot, 1);
write_unlock(lock);
}
@@ -359,8 +360,7 @@ EXPORT_SYMBOL_GPL(__inet_hash_nolisten);
static void __inet_hash(struct sock *sk)
{
struct inet_hashinfo *hashinfo = sk->sk_prot->h.hashinfo;
- struct hlist_head *list;
- rwlock_t *lock;
+ struct inet_listen_hashbucket *ilb;
if (sk->sk_state != TCP_LISTEN) {
__inet_hash_nolisten(sk);
@@ -368,14 +368,12 @@ static void __inet_hash(struct sock *sk)
}
WARN_ON(!sk_unhashed(sk));
- list = &hashinfo->listening_hash[inet_sk_listen_hashfn(sk)];
- lock = &hashinfo->lhash_lock;
+ ilb = &hashinfo->listening_hash[inet_sk_listen_hashfn(sk)];
- inet_listen_wlock(hashinfo);
- __sk_add_node(sk, list);
+ spin_lock(&ilb->lock);
+ __sk_add_node(sk, &ilb->head);
sock_prot_inuse_add(sock_net(sk), sk->sk_prot, 1);
- write_unlock(lock);
- wake_up(&hashinfo->lhash_wait);
+ spin_unlock(&ilb->lock);
}
void inet_hash(struct sock *sk)
@@ -390,27 +388,27 @@ EXPORT_SYMBOL_GPL(inet_hash);
void inet_unhash(struct sock *sk)
{
- rwlock_t *lock;
struct inet_hashinfo *hashinfo = sk->sk_prot->h.hashinfo;
if (sk_unhashed(sk))
- goto out;
+ return;
if (sk->sk_state == TCP_LISTEN) {
- local_bh_disable();
- inet_listen_wlock(hashinfo);
- lock = &hashinfo->lhash_lock;
+ struct inet_listen_hashbucket *ilb;
+
+ ilb = &hashinfo->listening_hash[inet_sk_listen_hashfn(sk)];
+ spin_lock_bh(&ilb->lock);
+ if (__sk_del_node_init(sk))
+ sock_prot_inuse_add(sock_net(sk), sk->sk_prot, -1);
+ spin_unlock_bh(&ilb->lock);
} else {
- lock = inet_ehash_lockp(hashinfo, sk->sk_hash);
+ rwlock_t *lock = inet_ehash_lockp(hashinfo, sk->sk_hash);
+
write_lock_bh(lock);
+ if (__sk_nulls_del_node_init_rcu(sk))
+ sock_prot_inuse_add(sock_net(sk), sk->sk_prot, -1);
+ write_unlock_bh(lock);
}
-
- if (__sk_del_node_init(sk))
- sock_prot_inuse_add(sock_net(sk), sk->sk_prot, -1);
- write_unlock_bh(lock);
-out:
- if (sk->sk_state == TCP_LISTEN)
- wake_up(&hashinfo->lhash_wait);
}
EXPORT_SYMBOL_GPL(inet_unhash);
@@ -449,7 +447,7 @@ int __inet_hash_connect(struct inet_timewait_death_row *death_row,
* unique enough.
*/
inet_bind_bucket_for_each(tb, node, &head->chain) {
- if (tb->ib_net == net && tb->port == port) {
+ if (ib_net(tb) == net && tb->port == port) {
WARN_ON(hlist_empty(&tb->owners));
if (tb->fastreuse >= 0)
goto next_port;
@@ -524,3 +522,13 @@ int inet_hash_connect(struct inet_timewait_death_row *death_row,
}
EXPORT_SYMBOL_GPL(inet_hash_connect);
+
+void inet_hashinfo_init(struct inet_hashinfo *h)
+{
+ int i;
+
+ for (i = 0; i < INET_LHTABLE_SIZE; i++)
+ spin_lock_init(&h->listening_hash[i].lock);
+}
+
+EXPORT_SYMBOL_GPL(inet_hashinfo_init);
diff --git a/net/ipv4/inet_lro.c b/net/ipv4/inet_lro.c
index cfd034a2b96e..6a667dae315e 100644
--- a/net/ipv4/inet_lro.c
+++ b/net/ipv4/inet_lro.c
@@ -120,7 +120,7 @@ static void lro_update_tcp_ip_header(struct net_lro_desc *lro_desc)
iph->check = ip_fast_csum((u8 *)lro_desc->iph, iph->ihl);
tcph->check = 0;
- tcp_hdr_csum = csum_partial((u8 *)tcph, TCP_HDR_LEN(tcph), 0);
+ tcp_hdr_csum = csum_partial(tcph, TCP_HDR_LEN(tcph), 0);
lro_desc->data_csum = csum_add(lro_desc->data_csum, tcp_hdr_csum);
tcph->check = csum_tcpudp_magic(iph->saddr, iph->daddr,
lro_desc->ip_tot_len -
@@ -135,7 +135,7 @@ static __wsum lro_tcp_data_csum(struct iphdr *iph, struct tcphdr *tcph, int len)
__wsum tcp_ps_hdr_csum;
tcp_csum = ~csum_unfold(tcph->check);
- tcp_hdr_csum = csum_partial((u8 *)tcph, TCP_HDR_LEN(tcph), tcp_csum);
+ tcp_hdr_csum = csum_partial(tcph, TCP_HDR_LEN(tcph), tcp_csum);
tcp_ps_hdr_csum = csum_tcpudp_nofold(iph->saddr, iph->daddr,
len + TCP_HDR_LEN(tcph),
diff --git a/net/ipv4/inet_timewait_sock.c b/net/ipv4/inet_timewait_sock.c
index 1c5fd38f8824..60689951ecdb 100644
--- a/net/ipv4/inet_timewait_sock.c
+++ b/net/ipv4/inet_timewait_sock.c
@@ -23,12 +23,12 @@ static void __inet_twsk_kill(struct inet_timewait_sock *tw,
rwlock_t *lock = inet_ehash_lockp(hashinfo, tw->tw_hash);
write_lock(lock);
- if (hlist_unhashed(&tw->tw_node)) {
+ if (hlist_nulls_unhashed(&tw->tw_node)) {
write_unlock(lock);
return;
}
- __hlist_del(&tw->tw_node);
- sk_node_init(&tw->tw_node);
+ hlist_nulls_del_rcu(&tw->tw_node);
+ sk_nulls_node_init(&tw->tw_node);
write_unlock(lock);
/* Disassociate with bind bucket. */
@@ -92,13 +92,17 @@ void __inet_twsk_hashdance(struct inet_timewait_sock *tw, struct sock *sk,
write_lock(lock);
- /* Step 2: Remove SK from established hash. */
- if (__sk_del_node_init(sk))
- sock_prot_inuse_add(sock_net(sk), sk->sk_prot, -1);
-
- /* Step 3: Hash TW into TIMEWAIT chain. */
- inet_twsk_add_node(tw, &ehead->twchain);
+ /*
+ * Step 2: Hash TW into TIMEWAIT chain.
+ * Should be done before removing sk from established chain
+ * because readers are lockless and search established first.
+ */
atomic_inc(&tw->tw_refcnt);
+ inet_twsk_add_node_rcu(tw, &ehead->twchain);
+
+ /* Step 3: Remove SK from established hash. */
+ if (__sk_nulls_del_node_init_rcu(sk))
+ sock_prot_inuse_add(sock_net(sk), sk->sk_prot, -1);
write_unlock(lock);
}
@@ -416,7 +420,7 @@ void inet_twsk_purge(struct net *net, struct inet_hashinfo *hashinfo,
{
struct inet_timewait_sock *tw;
struct sock *sk;
- struct hlist_node *node;
+ struct hlist_nulls_node *node;
int h;
local_bh_disable();
@@ -426,7 +430,7 @@ void inet_twsk_purge(struct net *net, struct inet_hashinfo *hashinfo,
rwlock_t *lock = inet_ehash_lockp(hashinfo, h);
restart:
write_lock(lock);
- sk_for_each(sk, node, &head->twchain) {
+ sk_nulls_for_each(sk, node, &head->twchain) {
tw = inet_twsk(sk);
if (!net_eq(twsk_net(tw), net) ||
diff --git a/net/ipv4/inetpeer.c b/net/ipv4/inetpeer.c
index a456ceeac3f2..b1fbe18feb5a 100644
--- a/net/ipv4/inetpeer.c
+++ b/net/ipv4/inetpeer.c
@@ -144,7 +144,7 @@ static void unlink_from_unused(struct inet_peer *p)
* _stack is known to be NULL or not at compile time,
* so compiler will optimize the if (_stack) tests.
*/
-#define lookup(_daddr,_stack) \
+#define lookup(_daddr, _stack) \
({ \
struct inet_peer *u, **v; \
if (_stack != NULL) { \
diff --git a/net/ipv4/ip_forward.c b/net/ipv4/ip_forward.c
index 450016b89a18..df3fe50bbf0d 100644
--- a/net/ipv4/ip_forward.c
+++ b/net/ipv4/ip_forward.c
@@ -106,7 +106,7 @@ int ip_forward(struct sk_buff *skb)
* We now generate an ICMP HOST REDIRECT giving the route
* we calculated.
*/
- if (rt->rt_flags&RTCF_DOREDIRECT && !opt->srr && !skb->sp)
+ if (rt->rt_flags&RTCF_DOREDIRECT && !opt->srr && !skb_sec_path(skb))
ip_rt_send_redirect(skb);
skb->priority = rt_tos2priority(iph->tos);
diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c
index e4f81f54befe..6659ac000eeb 100644
--- a/net/ipv4/ip_fragment.c
+++ b/net/ipv4/ip_fragment.c
@@ -56,7 +56,7 @@ struct ipfrag_skb_cb
int offset;
};
-#define FRAG_CB(skb) ((struct ipfrag_skb_cb*)((skb)->cb))
+#define FRAG_CB(skb) ((struct ipfrag_skb_cb *)((skb)->cb))
/* Describe an entry in the "incomplete datagrams" queue. */
struct ipq {
@@ -559,9 +559,8 @@ out_nomem:
goto out_fail;
out_oversize:
if (net_ratelimit())
- printk(KERN_INFO
- "Oversized IP packet from " NIPQUAD_FMT ".\n",
- NIPQUAD(qp->saddr));
+ printk(KERN_INFO "Oversized IP packet from %pI4.\n",
+ &qp->saddr);
out_fail:
IP_INC_STATS_BH(dev_net(dev), IPSTATS_MIB_REASMFAILS);
return err;
@@ -608,7 +607,7 @@ static struct ctl_table ip4_frags_ns_ctl_table[] = {
.data = &init_net.ipv4.frags.high_thresh,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_IPV4_IPFRAG_LOW_THRESH,
@@ -616,7 +615,7 @@ static struct ctl_table ip4_frags_ns_ctl_table[] = {
.data = &init_net.ipv4.frags.low_thresh,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_IPV4_IPFRAG_TIME,
@@ -624,8 +623,8 @@ static struct ctl_table ip4_frags_ns_ctl_table[] = {
.data = &init_net.ipv4.frags.timeout,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies
},
{ }
};
@@ -637,15 +636,15 @@ static struct ctl_table ip4_frags_ctl_table[] = {
.data = &ip4_frags.secret_interval,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies
},
{
.procname = "ipfrag_max_dist",
.data = &sysctl_ipfrag_max_dist,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
+ .proc_handler = proc_dointvec_minmax,
.extra1 = &zero
},
{ }
diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c
index 85c487b8572b..191ef7588134 100644
--- a/net/ipv4/ip_gre.c
+++ b/net/ipv4/ip_gre.c
@@ -371,7 +371,7 @@ static void ipgre_err(struct sk_buff *skb, u32 info)
by themself???
*/
- struct iphdr *iph = (struct iphdr*)skb->data;
+ struct iphdr *iph = (struct iphdr *)skb->data;
__be16 *p = (__be16*)(skb->data+(iph->ihl<<2));
int grehlen = (iph->ihl<<2) + 4;
const int type = icmp_hdr(skb)->type;
@@ -632,7 +632,7 @@ static int ipgre_tunnel_xmit(struct sk_buff *skb, struct net_device *dev)
if (dev->header_ops && dev->type == ARPHRD_IPGRE) {
gre_hlen = 0;
- tiph = (struct iphdr*)skb->data;
+ tiph = (struct iphdr *)skb->data;
} else {
gre_hlen = tunnel->hlen;
tiph = &tunnel->parms.iph;
@@ -660,7 +660,7 @@ static int ipgre_tunnel_xmit(struct sk_buff *skb, struct net_device *dev)
if (neigh == NULL)
goto tx_error;
- addr6 = (struct in6_addr*)&neigh->primary_key;
+ addr6 = (struct in6_addr *)&neigh->primary_key;
addr_type = ipv6_addr_type(addr6);
if (addr_type == IPV6_ADDR_ANY) {
@@ -726,7 +726,7 @@ static int ipgre_tunnel_xmit(struct sk_buff *skb, struct net_device *dev)
}
#ifdef CONFIG_IPV6
else if (skb->protocol == htons(ETH_P_IPV6)) {
- struct rt6_info *rt6 = (struct rt6_info*)skb->dst;
+ struct rt6_info *rt6 = (struct rt6_info *)skb->dst;
if (rt6 && mtu < dst_mtu(skb->dst) && mtu >= IPV6_MIN_MTU) {
if ((tunnel->parms.iph.daddr &&
@@ -800,7 +800,7 @@ static int ipgre_tunnel_xmit(struct sk_buff *skb, struct net_device *dev)
iph->ttl = old_iph->ttl;
#ifdef CONFIG_IPV6
else if (skb->protocol == htons(ETH_P_IPV6))
- iph->ttl = ((struct ipv6hdr*)old_iph)->hop_limit;
+ iph->ttl = ((struct ipv6hdr *)old_iph)->hop_limit;
#endif
else
iph->ttl = dst_metric(&rt->u.dst, RTAX_HOPLIMIT);
@@ -962,7 +962,7 @@ ipgre_tunnel_ioctl (struct net_device *dev, struct ifreq *ifr, int cmd)
break;
}
} else {
- unsigned nflags=0;
+ unsigned nflags = 0;
t = netdev_priv(dev);
@@ -1104,7 +1104,7 @@ static int ipgre_header(struct sk_buff *skb, struct net_device *dev,
static int ipgre_header_parse(const struct sk_buff *skb, unsigned char *haddr)
{
- struct iphdr *iph = (struct iphdr*) skb_mac_header(skb);
+ struct iphdr *iph = (struct iphdr *) skb_mac_header(skb);
memcpy(haddr, &iph->saddr, 4);
return 4;
}
diff --git a/net/ipv4/ip_input.c b/net/ipv4/ip_input.c
index cfb38ac9d698..1a58a6fa1dc0 100644
--- a/net/ipv4/ip_input.c
+++ b/net/ipv4/ip_input.c
@@ -302,10 +302,8 @@ static inline int ip_rcv_options(struct sk_buff *skb)
if (!IN_DEV_SOURCE_ROUTE(in_dev)) {
if (IN_DEV_LOG_MARTIANS(in_dev) &&
net_ratelimit())
- printk(KERN_INFO "source route option "
- NIPQUAD_FMT " -> " NIPQUAD_FMT "\n",
- NIPQUAD(iph->saddr),
- NIPQUAD(iph->daddr));
+ printk(KERN_INFO "source route option %pI4 -> %pI4\n",
+ &iph->saddr, &iph->daddr);
in_dev_put(in_dev);
goto drop;
}
@@ -350,9 +348,9 @@ static int ip_rcv_finish(struct sk_buff *skb)
struct ip_rt_acct *st = per_cpu_ptr(ip_rt_acct, smp_processor_id());
u32 idx = skb->dst->tclassid;
st[idx&0xFF].o_packets++;
- st[idx&0xFF].o_bytes+=skb->len;
+ st[idx&0xFF].o_bytes += skb->len;
st[(idx>>16)&0xFF].i_packets++;
- st[(idx>>16)&0xFF].i_bytes+=skb->len;
+ st[(idx>>16)&0xFF].i_bytes += skb->len;
}
#endif
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index d2a8f8bb78a6..46d7be233eac 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -430,7 +430,7 @@ static void ip_copy_metadata(struct sk_buff *to, struct sk_buff *from)
* single device frame, and queue such a frame for sending.
*/
-int ip_fragment(struct sk_buff *skb, int (*output)(struct sk_buff*))
+int ip_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *))
{
struct iphdr *iph;
int raw = 0;
@@ -720,7 +720,7 @@ static inline int ip_ufo_append_data(struct sock *sk,
int getfrag(void *from, char *to, int offset, int len,
int odd, struct sk_buff *skb),
void *from, int length, int hh_len, int fragheaderlen,
- int transhdrlen, int mtu,unsigned int flags)
+ int transhdrlen, int mtu, unsigned int flags)
{
struct sk_buff *skb;
int err;
@@ -741,7 +741,7 @@ static inline int ip_ufo_append_data(struct sock *sk,
skb_reserve(skb, hh_len);
/* create space for UDP/IP header */
- skb_put(skb,fragheaderlen + transhdrlen);
+ skb_put(skb, fragheaderlen + transhdrlen);
/* initialize network header pointer */
skb_reset_network_header(skb);
diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c
index 465abf0a9869..43c05854d752 100644
--- a/net/ipv4/ip_sockglue.c
+++ b/net/ipv4/ip_sockglue.c
@@ -48,6 +48,7 @@
#define IP_CMSG_RECVOPTS 8
#define IP_CMSG_RETOPTS 16
#define IP_CMSG_PASSSEC 32
+#define IP_CMSG_ORIGDSTADDR 64
/*
* SOL_IP control messages.
@@ -94,7 +95,7 @@ static void ip_cmsg_recv_opts(struct msghdr *msg, struct sk_buff *skb)
static void ip_cmsg_recv_retopts(struct msghdr *msg, struct sk_buff *skb)
{
unsigned char optbuf[sizeof(struct ip_options) + 40];
- struct ip_options * opt = (struct ip_options*)optbuf;
+ struct ip_options * opt = (struct ip_options *)optbuf;
if (IPCB(skb)->opt.optlen == 0)
return;
@@ -126,6 +127,27 @@ static void ip_cmsg_recv_security(struct msghdr *msg, struct sk_buff *skb)
security_release_secctx(secdata, seclen);
}
+static void ip_cmsg_recv_dstaddr(struct msghdr *msg, struct sk_buff *skb)
+{
+ struct sockaddr_in sin;
+ struct iphdr *iph = ip_hdr(skb);
+ __be16 *ports = (__be16 *)skb_transport_header(skb);
+
+ if (skb_transport_offset(skb) + 4 > skb->len)
+ return;
+
+ /* All current transport protocols have the port numbers in the
+ * first four bytes of the transport header and this function is
+ * written with this assumption in mind.
+ */
+
+ sin.sin_family = AF_INET;
+ sin.sin_addr.s_addr = iph->daddr;
+ sin.sin_port = ports[1];
+ memset(sin.sin_zero, 0, sizeof(sin.sin_zero));
+
+ put_cmsg(msg, SOL_IP, IP_ORIGDSTADDR, sizeof(sin), &sin);
+}
void ip_cmsg_recv(struct msghdr *msg, struct sk_buff *skb)
{
@@ -160,6 +182,12 @@ void ip_cmsg_recv(struct msghdr *msg, struct sk_buff *skb)
if (flags & 1)
ip_cmsg_recv_security(msg, skb);
+
+ if ((flags>>=1) == 0)
+ return;
+ if (flags & 1)
+ ip_cmsg_recv_dstaddr(msg, skb);
+
}
int ip_cmsg_send(struct net *net, struct msghdr *msg, struct ipcm_cookie *ipc)
@@ -411,7 +439,7 @@ static int do_ip_setsockopt(struct sock *sk, int level,
int optname, char __user *optval, int optlen)
{
struct inet_sock *inet = inet_sk(sk);
- int val=0,err;
+ int val = 0, err;
if (((1<<optname) & ((1<<IP_PKTINFO) | (1<<IP_RECVTTL) |
(1<<IP_RECVOPTS) | (1<<IP_RECVTOS) |
@@ -421,7 +449,8 @@ static int do_ip_setsockopt(struct sock *sk, int level,
(1<<IP_ROUTER_ALERT) | (1<<IP_FREEBIND) |
(1<<IP_PASSSEC) | (1<<IP_TRANSPARENT))) ||
optname == IP_MULTICAST_TTL ||
- optname == IP_MULTICAST_LOOP) {
+ optname == IP_MULTICAST_LOOP ||
+ optname == IP_RECVORIGDSTADDR) {
if (optlen >= sizeof(int)) {
if (get_user(val, (int __user *) optval))
return -EFAULT;
@@ -437,7 +466,7 @@ static int do_ip_setsockopt(struct sock *sk, int level,
/* If optlen==0, it is equivalent to val == 0 */
if (ip_mroute_opt(optname))
- return ip_mroute_setsockopt(sk,optname,optval,optlen);
+ return ip_mroute_setsockopt(sk, optname, optval, optlen);
err = 0;
lock_sock(sk);
@@ -509,6 +538,12 @@ static int do_ip_setsockopt(struct sock *sk, int level,
else
inet->cmsg_flags &= ~IP_CMSG_PASSSEC;
break;
+ case IP_RECVORIGDSTADDR:
+ if (val)
+ inet->cmsg_flags |= IP_CMSG_ORIGDSTADDR;
+ else
+ inet->cmsg_flags &= ~IP_CMSG_ORIGDSTADDR;
+ break;
case IP_TOS: /* This sets both TOS and Precedence */
if (sk->sk_type == SOCK_STREAM) {
val &= ~3;
@@ -549,7 +584,7 @@ static int do_ip_setsockopt(struct sock *sk, int level,
goto e_inval;
if (optlen<1)
goto e_inval;
- if (val==-1)
+ if (val == -1)
val = 1;
if (val < 0 || val > 255)
goto e_inval;
@@ -573,12 +608,12 @@ static int do_ip_setsockopt(struct sock *sk, int level,
err = -EFAULT;
if (optlen >= sizeof(struct ip_mreqn)) {
- if (copy_from_user(&mreq,optval,sizeof(mreq)))
+ if (copy_from_user(&mreq, optval, sizeof(mreq)))
break;
} else {
memset(&mreq, 0, sizeof(mreq));
if (optlen >= sizeof(struct in_addr) &&
- copy_from_user(&mreq.imr_address,optval,sizeof(struct in_addr)))
+ copy_from_user(&mreq.imr_address, optval, sizeof(struct in_addr)))
break;
}
@@ -626,11 +661,11 @@ static int do_ip_setsockopt(struct sock *sk, int level,
goto e_inval;
err = -EFAULT;
if (optlen >= sizeof(struct ip_mreqn)) {
- if (copy_from_user(&mreq,optval,sizeof(mreq)))
+ if (copy_from_user(&mreq, optval, sizeof(mreq)))
break;
} else {
memset(&mreq, 0, sizeof(mreq));
- if (copy_from_user(&mreq,optval,sizeof(struct ip_mreq)))
+ if (copy_from_user(&mreq, optval, sizeof(struct ip_mreq)))
break;
}
@@ -808,7 +843,7 @@ static int do_ip_setsockopt(struct sock *sk, int level,
err = -ENOBUFS;
break;
}
- gsf = kmalloc(optlen,GFP_KERNEL);
+ gsf = kmalloc(optlen, GFP_KERNEL);
if (!gsf) {
err = -ENOBUFS;
break;
@@ -828,7 +863,7 @@ static int do_ip_setsockopt(struct sock *sk, int level,
goto mc_msf_out;
}
msize = IP_MSFILTER_SIZE(gsf->gf_numsrc);
- msf = kmalloc(msize,GFP_KERNEL);
+ msf = kmalloc(msize, GFP_KERNEL);
if (!msf) {
err = -ENOBUFS;
goto mc_msf_out;
@@ -971,9 +1006,9 @@ static int do_ip_getsockopt(struct sock *sk, int level, int optname,
return -EOPNOTSUPP;
if (ip_mroute_opt(optname))
- return ip_mroute_getsockopt(sk,optname,optval,optlen);
+ return ip_mroute_getsockopt(sk, optname, optval, optlen);
- if (get_user(len,optlen))
+ if (get_user(len, optlen))
return -EFAULT;
if (len < 0)
return -EINVAL;
@@ -984,7 +1019,7 @@ static int do_ip_getsockopt(struct sock *sk, int level, int optname,
case IP_OPTIONS:
{
unsigned char optbuf[sizeof(struct ip_options)+40];
- struct ip_options * opt = (struct ip_options*)optbuf;
+ struct ip_options * opt = (struct ip_options *)optbuf;
opt->optlen = 0;
if (inet->opt)
memcpy(optbuf, inet->opt,
@@ -1022,6 +1057,9 @@ static int do_ip_getsockopt(struct sock *sk, int level, int optname,
case IP_PASSSEC:
val = (inet->cmsg_flags & IP_CMSG_PASSSEC) != 0;
break;
+ case IP_RECVORIGDSTADDR:
+ val = (inet->cmsg_flags & IP_CMSG_ORIGDSTADDR) != 0;
+ break;
case IP_TOS:
val = inet->tos;
break;
@@ -1154,13 +1192,13 @@ static int do_ip_getsockopt(struct sock *sk, int level, int optname,
len = 1;
if (put_user(len, optlen))
return -EFAULT;
- if (copy_to_user(optval,&ucval,1))
+ if (copy_to_user(optval, &ucval, 1))
return -EFAULT;
} else {
len = min_t(unsigned int, sizeof(int), len);
if (put_user(len, optlen))
return -EFAULT;
- if (copy_to_user(optval,&val,len))
+ if (copy_to_user(optval, &val, len))
return -EFAULT;
}
return 0;
@@ -1178,7 +1216,7 @@ int ip_getsockopt(struct sock *sk, int level,
!ip_mroute_opt(optname)) {
int len;
- if (get_user(len,optlen))
+ if (get_user(len, optlen))
return -EFAULT;
lock_sock(sk);
diff --git a/net/ipv4/ipcomp.c b/net/ipv4/ipcomp.c
index 38ccb6dfb02e..ec8264ae45c2 100644
--- a/net/ipv4/ipcomp.c
+++ b/net/ipv4/ipcomp.c
@@ -39,8 +39,8 @@ static void ipcomp4_err(struct sk_buff *skb, u32 info)
spi, IPPROTO_COMP, AF_INET);
if (!x)
return;
- NETDEBUG(KERN_DEBUG "pmtu discovery on SA IPCOMP/%08x/" NIPQUAD_FMT "\n",
- spi, NIPQUAD(iph->daddr));
+ NETDEBUG(KERN_DEBUG "pmtu discovery on SA IPCOMP/%08x/%pI4\n",
+ spi, &iph->daddr);
xfrm_state_put(x);
}
diff --git a/net/ipv4/ipconfig.c b/net/ipv4/ipconfig.c
index 42065fff46c4..42a0f3dd3fd6 100644
--- a/net/ipv4/ipconfig.c
+++ b/net/ipv4/ipconfig.c
@@ -374,7 +374,7 @@ static int __init ic_defaults(void)
*/
if (!ic_host_name_set)
- sprintf(init_utsname()->nodename, NIPQUAD_FMT, NIPQUAD(ic_myaddr));
+ sprintf(init_utsname()->nodename, "%pI4", &ic_myaddr);
if (root_server_addr == NONE)
root_server_addr = ic_servaddr;
@@ -387,11 +387,11 @@ static int __init ic_defaults(void)
else if (IN_CLASSC(ntohl(ic_myaddr)))
ic_netmask = htonl(IN_CLASSC_NET);
else {
- printk(KERN_ERR "IP-Config: Unable to guess netmask for address " NIPQUAD_FMT "\n",
- NIPQUAD(ic_myaddr));
+ printk(KERN_ERR "IP-Config: Unable to guess netmask for address %pI4\n",
+ &ic_myaddr);
return -1;
}
- printk("IP-Config: Guessing netmask " NIPQUAD_FMT "\n", NIPQUAD(ic_netmask));
+ printk("IP-Config: Guessing netmask %pI4\n", &ic_netmask);
}
return 0;
@@ -979,10 +979,8 @@ static int __init ic_bootp_recv(struct sk_buff *skb, struct net_device *dev, str
ic_myaddr = b->your_ip;
ic_servaddr = server_id;
#ifdef IPCONFIG_DEBUG
- printk("DHCP: Offered address " NIPQUAD_FMT,
- NIPQUAD(ic_myaddr));
- printk(" by server " NIPQUAD_FMT "\n",
- NIPQUAD(ic_servaddr));
+ printk("DHCP: Offered address %pI4 by server %pI4\n",
+ &ic_myaddr, &ic_servaddr);
#endif
/* The DHCP indicated server address takes
* precedence over the bootp header one if
@@ -1177,11 +1175,11 @@ static int __init ic_dynamic(void)
return -1;
}
- printk("IP-Config: Got %s answer from " NIPQUAD_FMT ", ",
+ printk("IP-Config: Got %s answer from %pI4, ",
((ic_got_reply & IC_RARP) ? "RARP"
: (ic_proto_enabled & IC_USE_DHCP) ? "DHCP" : "BOOTP"),
- NIPQUAD(ic_servaddr));
- printk("my address is " NIPQUAD_FMT "\n", NIPQUAD(ic_myaddr));
+ &ic_servaddr);
+ printk("my address is %pI4\n", &ic_myaddr);
return 0;
}
@@ -1206,14 +1204,12 @@ static int pnp_seq_show(struct seq_file *seq, void *v)
"domain %s\n", ic_domain);
for (i = 0; i < CONF_NAMESERVERS_MAX; i++) {
if (ic_nameservers[i] != NONE)
- seq_printf(seq,
- "nameserver " NIPQUAD_FMT "\n",
- NIPQUAD(ic_nameservers[i]));
+ seq_printf(seq, "nameserver %pI4\n",
+ &ic_nameservers[i]);
}
if (ic_servaddr != NONE)
- seq_printf(seq,
- "bootserver " NIPQUAD_FMT "\n",
- NIPQUAD(ic_servaddr));
+ seq_printf(seq, "bootserver %pI4\n",
+ &ic_servaddr);
return 0;
}
@@ -1387,13 +1383,13 @@ static int __init ip_auto_config(void)
*/
printk("IP-Config: Complete:");
printk("\n device=%s", ic_dev->name);
- printk(", addr=" NIPQUAD_FMT, NIPQUAD(ic_myaddr));
- printk(", mask=" NIPQUAD_FMT, NIPQUAD(ic_netmask));
- printk(", gw=" NIPQUAD_FMT, NIPQUAD(ic_gateway));
+ printk(", addr=%pI4", &ic_myaddr);
+ printk(", mask=%pI4", &ic_netmask);
+ printk(", gw=%pI4", &ic_gateway);
printk(",\n host=%s, domain=%s, nis-domain=%s",
utsname()->nodename, ic_domain, utsname()->domainname);
- printk(",\n bootserver=" NIPQUAD_FMT, NIPQUAD(ic_servaddr));
- printk(", rootserver=" NIPQUAD_FMT, NIPQUAD(root_server_addr));
+ printk(",\n bootserver=%pI4", &ic_servaddr);
+ printk(", rootserver=%pI4", &root_server_addr);
printk(", rootpath=%s", root_server_path);
printk("\n");
#endif /* !SILENT */
diff --git a/net/ipv4/ipip.c b/net/ipv4/ipip.c
index 29609d29df76..b3c3d7b0d116 100644
--- a/net/ipv4/ipip.c
+++ b/net/ipv4/ipip.c
@@ -281,7 +281,7 @@ static int ipip_err(struct sk_buff *skb, u32 info)
8 bytes of packet payload. It means, that precise relaying of
ICMP in the real Internet is absolutely infeasible.
*/
- struct iphdr *iph = (struct iphdr*)skb->data;
+ struct iphdr *iph = (struct iphdr *)skb->data;
const int type = icmp_hdr(skb)->type;
const int code = icmp_hdr(skb)->code;
struct ip_tunnel *t;
diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c
index 25924b1eb2ef..ee58bcbc99a5 100644
--- a/net/ipv4/ipmr.c
+++ b/net/ipv4/ipmr.c
@@ -124,8 +124,8 @@ static void ipmr_del_tunnel(struct net_device *dev, struct vifctl *v)
dev = __dev_get_by_name(&init_net, "tunl0");
if (dev) {
+ const struct net_device_ops *ops = dev->netdev_ops;
struct ifreq ifr;
- mm_segment_t oldfs;
struct ip_tunnel_parm p;
memset(&p, 0, sizeof(p));
@@ -137,9 +137,13 @@ static void ipmr_del_tunnel(struct net_device *dev, struct vifctl *v)
sprintf(p.name, "dvmrp%d", v->vifc_vifi);
ifr.ifr_ifru.ifru_data = (__force void __user *)&p;
- oldfs = get_fs(); set_fs(KERNEL_DS);
- dev->do_ioctl(dev, &ifr, SIOCDELTUNNEL);
- set_fs(oldfs);
+ if (ops->ndo_do_ioctl) {
+ mm_segment_t oldfs = get_fs();
+
+ set_fs(KERNEL_DS);
+ ops->ndo_do_ioctl(dev, &ifr, SIOCDELTUNNEL);
+ set_fs(oldfs);
+ }
}
}
@@ -151,9 +155,9 @@ struct net_device *ipmr_new_tunnel(struct vifctl *v)
dev = __dev_get_by_name(&init_net, "tunl0");
if (dev) {
+ const struct net_device_ops *ops = dev->netdev_ops;
int err;
struct ifreq ifr;
- mm_segment_t oldfs;
struct ip_tunnel_parm p;
struct in_device *in_dev;
@@ -166,9 +170,14 @@ struct net_device *ipmr_new_tunnel(struct vifctl *v)
sprintf(p.name, "dvmrp%d", v->vifc_vifi);
ifr.ifr_ifru.ifru_data = (__force void __user *)&p;
- oldfs = get_fs(); set_fs(KERNEL_DS);
- err = dev->do_ioctl(dev, &ifr, SIOCADDTUNNEL);
- set_fs(oldfs);
+ if (ops->ndo_do_ioctl) {
+ mm_segment_t oldfs = get_fs();
+
+ set_fs(KERNEL_DS);
+ err = ops->ndo_do_ioctl(dev, &ifr, SIOCADDTUNNEL);
+ set_fs(oldfs);
+ } else
+ err = -EOPNOTSUPP;
dev = NULL;
@@ -331,7 +340,7 @@ static void ipmr_destroy_unres(struct mfc_cache *c)
atomic_dec(&cache_resolve_queue_len);
- while ((skb=skb_dequeue(&c->mfc_un.unres.unresolved))) {
+ while ((skb = skb_dequeue(&c->mfc_un.unres.unresolved))) {
if (ip_hdr(skb)->version == 0) {
struct nlmsghdr *nlh = (struct nlmsghdr *)skb_pull(skb, sizeof(struct iphdr));
nlh->nlmsg_type = NLMSG_ERROR;
@@ -477,13 +486,13 @@ static int vif_add(struct vifctl *vifc, int mrtsock)
/*
* Fill in the VIF structures
*/
- v->rate_limit=vifc->vifc_rate_limit;
- v->local=vifc->vifc_lcl_addr.s_addr;
- v->remote=vifc->vifc_rmt_addr.s_addr;
- v->flags=vifc->vifc_flags;
+ v->rate_limit = vifc->vifc_rate_limit;
+ v->local = vifc->vifc_lcl_addr.s_addr;
+ v->remote = vifc->vifc_rmt_addr.s_addr;
+ v->flags = vifc->vifc_flags;
if (!mrtsock)
v->flags |= VIFF_STATIC;
- v->threshold=vifc->vifc_threshold;
+ v->threshold = vifc->vifc_threshold;
v->bytes_in = 0;
v->bytes_out = 0;
v->pkt_in = 0;
@@ -494,7 +503,7 @@ static int vif_add(struct vifctl *vifc, int mrtsock)
/* And finish update writing critical data */
write_lock_bh(&mrt_lock);
- v->dev=dev;
+ v->dev = dev;
#ifdef CONFIG_IP_PIMSM
if (v->flags&VIFF_REGISTER)
reg_vif_num = vifi;
@@ -507,7 +516,7 @@ static int vif_add(struct vifctl *vifc, int mrtsock)
static struct mfc_cache *ipmr_cache_find(__be32 origin, __be32 mcastgrp)
{
- int line=MFC_HASH(mcastgrp,origin);
+ int line = MFC_HASH(mcastgrp, origin);
struct mfc_cache *c;
for (c=mfc_cache_array[line]; c; c = c->next) {
@@ -522,8 +531,8 @@ static struct mfc_cache *ipmr_cache_find(__be32 origin, __be32 mcastgrp)
*/
static struct mfc_cache *ipmr_cache_alloc(void)
{
- struct mfc_cache *c=kmem_cache_zalloc(mrt_cachep, GFP_KERNEL);
- if (c==NULL)
+ struct mfc_cache *c = kmem_cache_zalloc(mrt_cachep, GFP_KERNEL);
+ if (c == NULL)
return NULL;
c->mfc_un.res.minvif = MAXVIFS;
return c;
@@ -531,8 +540,8 @@ static struct mfc_cache *ipmr_cache_alloc(void)
static struct mfc_cache *ipmr_cache_alloc_unres(void)
{
- struct mfc_cache *c=kmem_cache_zalloc(mrt_cachep, GFP_ATOMIC);
- if (c==NULL)
+ struct mfc_cache *c = kmem_cache_zalloc(mrt_cachep, GFP_ATOMIC);
+ if (c == NULL)
return NULL;
skb_queue_head_init(&c->mfc_un.unres.unresolved);
c->mfc_un.unres.expires = jiffies + 10*HZ;
@@ -552,7 +561,7 @@ static void ipmr_cache_resolve(struct mfc_cache *uc, struct mfc_cache *c)
* Play the pending entries through our router
*/
- while ((skb=__skb_dequeue(&uc->mfc_un.unres.unresolved))) {
+ while ((skb = __skb_dequeue(&uc->mfc_un.unres.unresolved))) {
if (ip_hdr(skb)->version == 0) {
struct nlmsghdr *nlh = (struct nlmsghdr *)skb_pull(skb, sizeof(struct iphdr));
@@ -637,7 +646,7 @@ static int ipmr_cache_report(struct sk_buff *pkt, vifi_t vifi, int assert)
* Add our header
*/
- igmp=(struct igmphdr *)skb_put(skb,sizeof(struct igmphdr));
+ igmp=(struct igmphdr *)skb_put(skb, sizeof(struct igmphdr));
igmp->type =
msg->im_msgtype = assert;
igmp->code = 0;
@@ -653,7 +662,7 @@ static int ipmr_cache_report(struct sk_buff *pkt, vifi_t vifi, int assert)
/*
* Deliver to mrouted
*/
- if ((ret=sock_queue_rcv_skb(mroute_socket,skb))<0) {
+ if ((ret = sock_queue_rcv_skb(mroute_socket, skb))<0) {
if (net_ratelimit())
printk(KERN_WARNING "mroute: pending queue full, dropping entries.\n");
kfree_skb(skb);
@@ -685,7 +694,7 @@ ipmr_cache_unresolved(vifi_t vifi, struct sk_buff *skb)
* Create a new entry if allowable
*/
- if (atomic_read(&cache_resolve_queue_len)>=10 ||
+ if (atomic_read(&cache_resolve_queue_len) >= 10 ||
(c=ipmr_cache_alloc_unres())==NULL) {
spin_unlock_bh(&mfc_unres_lock);
@@ -728,7 +737,7 @@ ipmr_cache_unresolved(vifi_t vifi, struct sk_buff *skb)
kfree_skb(skb);
err = -ENOBUFS;
} else {
- skb_queue_tail(&c->mfc_un.unres.unresolved,skb);
+ skb_queue_tail(&c->mfc_un.unres.unresolved, skb);
err = 0;
}
@@ -745,7 +754,7 @@ static int ipmr_mfc_delete(struct mfcctl *mfc)
int line;
struct mfc_cache *c, **cp;
- line=MFC_HASH(mfc->mfcc_mcastgrp.s_addr, mfc->mfcc_origin.s_addr);
+ line = MFC_HASH(mfc->mfcc_mcastgrp.s_addr, mfc->mfcc_origin.s_addr);
for (cp=&mfc_cache_array[line]; (c=*cp) != NULL; cp = &c->next) {
if (c->mfc_origin == mfc->mfcc_origin.s_addr &&
@@ -766,7 +775,7 @@ static int ipmr_mfc_add(struct mfcctl *mfc, int mrtsock)
int line;
struct mfc_cache *uc, *c, **cp;
- line=MFC_HASH(mfc->mfcc_mcastgrp.s_addr, mfc->mfcc_origin.s_addr);
+ line = MFC_HASH(mfc->mfcc_mcastgrp.s_addr, mfc->mfcc_origin.s_addr);
for (cp=&mfc_cache_array[line]; (c=*cp) != NULL; cp = &c->next) {
if (c->mfc_origin == mfc->mfcc_origin.s_addr &&
@@ -787,13 +796,13 @@ static int ipmr_mfc_add(struct mfcctl *mfc, int mrtsock)
if (!ipv4_is_multicast(mfc->mfcc_mcastgrp.s_addr))
return -EINVAL;
- c=ipmr_cache_alloc();
- if (c==NULL)
+ c = ipmr_cache_alloc();
+ if (c == NULL)
return -ENOMEM;
- c->mfc_origin=mfc->mfcc_origin.s_addr;
- c->mfc_mcastgrp=mfc->mfcc_mcastgrp.s_addr;
- c->mfc_parent=mfc->mfcc_parent;
+ c->mfc_origin = mfc->mfcc_origin.s_addr;
+ c->mfc_mcastgrp = mfc->mfcc_mcastgrp.s_addr;
+ c->mfc_parent = mfc->mfcc_parent;
ipmr_update_thresholds(c, mfc->mfcc_ttls);
if (!mrtsock)
c->mfc_flags |= MFC_STATIC;
@@ -846,7 +855,7 @@ static void mroute_clean_tables(struct sock *sk)
/*
* Wipe the cache
*/
- for (i=0;i<MFC_LINES;i++) {
+ for (i=0; i<MFC_LINES; i++) {
struct mfc_cache *c, **cp;
cp = &mfc_cache_array[i];
@@ -887,7 +896,7 @@ static void mrtsock_destruct(struct sock *sk)
IPV4_DEVCONF_ALL(sock_net(sk), MC_FORWARDING)--;
write_lock_bh(&mrt_lock);
- mroute_socket=NULL;
+ mroute_socket = NULL;
write_unlock_bh(&mrt_lock);
mroute_clean_tables(sk);
@@ -902,7 +911,7 @@ static void mrtsock_destruct(struct sock *sk)
* MOSPF/PIM router set up we can clean this up.
*/
-int ip_mroute_setsockopt(struct sock *sk,int optname,char __user *optval,int optlen)
+int ip_mroute_setsockopt(struct sock *sk, int optname, char __user *optval, int optlen)
{
int ret;
struct vifctl vif;
@@ -918,7 +927,7 @@ int ip_mroute_setsockopt(struct sock *sk,int optname,char __user *optval,int opt
if (sk->sk_type != SOCK_RAW ||
inet_sk(sk)->num != IPPROTO_IGMP)
return -EOPNOTSUPP;
- if (optlen!=sizeof(int))
+ if (optlen != sizeof(int))
return -ENOPROTOOPT;
rtnl_lock();
@@ -930,7 +939,7 @@ int ip_mroute_setsockopt(struct sock *sk,int optname,char __user *optval,int opt
ret = ip_ra_control(sk, 1, mrtsock_destruct);
if (ret == 0) {
write_lock_bh(&mrt_lock);
- mroute_socket=sk;
+ mroute_socket = sk;
write_unlock_bh(&mrt_lock);
IPV4_DEVCONF_ALL(sock_net(sk), MC_FORWARDING)++;
@@ -938,19 +947,19 @@ int ip_mroute_setsockopt(struct sock *sk,int optname,char __user *optval,int opt
rtnl_unlock();
return ret;
case MRT_DONE:
- if (sk!=mroute_socket)
+ if (sk != mroute_socket)
return -EACCES;
return ip_ra_control(sk, 0, NULL);
case MRT_ADD_VIF:
case MRT_DEL_VIF:
- if (optlen!=sizeof(vif))
+ if (optlen != sizeof(vif))
return -EINVAL;
- if (copy_from_user(&vif,optval,sizeof(vif)))
+ if (copy_from_user(&vif, optval, sizeof(vif)))
return -EFAULT;
if (vif.vifc_vifi >= MAXVIFS)
return -ENFILE;
rtnl_lock();
- if (optname==MRT_ADD_VIF) {
+ if (optname == MRT_ADD_VIF) {
ret = vif_add(&vif, sk==mroute_socket);
} else {
ret = vif_delete(vif.vifc_vifi, 0);
@@ -964,12 +973,12 @@ int ip_mroute_setsockopt(struct sock *sk,int optname,char __user *optval,int opt
*/
case MRT_ADD_MFC:
case MRT_DEL_MFC:
- if (optlen!=sizeof(mfc))
+ if (optlen != sizeof(mfc))
return -EINVAL;
- if (copy_from_user(&mfc,optval, sizeof(mfc)))
+ if (copy_from_user(&mfc, optval, sizeof(mfc)))
return -EFAULT;
rtnl_lock();
- if (optname==MRT_DEL_MFC)
+ if (optname == MRT_DEL_MFC)
ret = ipmr_mfc_delete(&mfc);
else
ret = ipmr_mfc_add(&mfc, sk==mroute_socket);
@@ -1028,12 +1037,12 @@ int ip_mroute_setsockopt(struct sock *sk,int optname,char __user *optval,int opt
* Getsock opt support for the multicast routing system.
*/
-int ip_mroute_getsockopt(struct sock *sk,int optname,char __user *optval,int __user *optlen)
+int ip_mroute_getsockopt(struct sock *sk, int optname, char __user *optval, int __user *optlen)
{
int olr;
int val;
- if (optname!=MRT_VERSION &&
+ if (optname != MRT_VERSION &&
#ifdef CONFIG_IP_PIMSM
optname!=MRT_PIM &&
#endif
@@ -1047,17 +1056,17 @@ int ip_mroute_getsockopt(struct sock *sk,int optname,char __user *optval,int __u
if (olr < 0)
return -EINVAL;
- if (put_user(olr,optlen))
+ if (put_user(olr, optlen))
return -EFAULT;
- if (optname==MRT_VERSION)
- val=0x0305;
+ if (optname == MRT_VERSION)
+ val = 0x0305;
#ifdef CONFIG_IP_PIMSM
- else if (optname==MRT_PIM)
- val=mroute_do_pim;
+ else if (optname == MRT_PIM)
+ val = mroute_do_pim;
#endif
else
- val=mroute_do_assert;
- if (copy_to_user(optval,&val,olr))
+ val = mroute_do_assert;
+ if (copy_to_user(optval, &val, olr))
return -EFAULT;
return 0;
}
@@ -1075,27 +1084,27 @@ int ipmr_ioctl(struct sock *sk, int cmd, void __user *arg)
switch (cmd) {
case SIOCGETVIFCNT:
- if (copy_from_user(&vr,arg,sizeof(vr)))
+ if (copy_from_user(&vr, arg, sizeof(vr)))
return -EFAULT;
- if (vr.vifi>=maxvif)
+ if (vr.vifi >= maxvif)
return -EINVAL;
read_lock(&mrt_lock);
vif=&vif_table[vr.vifi];
if (VIF_EXISTS(vr.vifi)) {
- vr.icount=vif->pkt_in;
- vr.ocount=vif->pkt_out;
- vr.ibytes=vif->bytes_in;
- vr.obytes=vif->bytes_out;
+ vr.icount = vif->pkt_in;
+ vr.ocount = vif->pkt_out;
+ vr.ibytes = vif->bytes_in;
+ vr.obytes = vif->bytes_out;
read_unlock(&mrt_lock);
- if (copy_to_user(arg,&vr,sizeof(vr)))
+ if (copy_to_user(arg, &vr, sizeof(vr)))
return -EFAULT;
return 0;
}
read_unlock(&mrt_lock);
return -EADDRNOTAVAIL;
case SIOCGETSGCNT:
- if (copy_from_user(&sr,arg,sizeof(sr)))
+ if (copy_from_user(&sr, arg, sizeof(sr)))
return -EFAULT;
read_lock(&mrt_lock);
@@ -1106,7 +1115,7 @@ int ipmr_ioctl(struct sock *sk, int cmd, void __user *arg)
sr.wrong_if = c->mfc_un.res.wrong_if;
read_unlock(&mrt_lock);
- if (copy_to_user(arg,&sr,sizeof(sr)))
+ if (copy_to_user(arg, &sr, sizeof(sr)))
return -EFAULT;
return 0;
}
@@ -1130,15 +1139,15 @@ static int ipmr_device_event(struct notifier_block *this, unsigned long event, v
if (event != NETDEV_UNREGISTER)
return NOTIFY_DONE;
v=&vif_table[0];
- for (ct=0;ct<maxvif;ct++,v++) {
- if (v->dev==dev)
+ for (ct=0; ct<maxvif; ct++,v++) {
+ if (v->dev == dev)
vif_delete(ct, 1);
}
return NOTIFY_DONE;
}
-static struct notifier_block ip_mr_notifier={
+static struct notifier_block ip_mr_notifier = {
.notifier_call = ipmr_device_event,
};
@@ -1204,7 +1213,7 @@ static void ipmr_queue_xmit(struct sk_buff *skb, struct mfc_cache *c, int vifi)
#ifdef CONFIG_IP_PIMSM
if (vif->flags & VIFF_REGISTER) {
vif->pkt_out++;
- vif->bytes_out+=skb->len;
+ vif->bytes_out += skb->len;
vif->dev->stats.tx_bytes += skb->len;
vif->dev->stats.tx_packets++;
ipmr_cache_report(skb, vifi, IGMPMSG_WHOLEPKT);
@@ -1254,7 +1263,7 @@ static void ipmr_queue_xmit(struct sk_buff *skb, struct mfc_cache *c, int vifi)
}
vif->pkt_out++;
- vif->bytes_out+=skb->len;
+ vif->bytes_out += skb->len;
dst_release(skb->dst);
skb->dst = &rt->u.dst;
@@ -1352,7 +1361,7 @@ static int ip_mr_forward(struct sk_buff *skb, struct mfc_cache *cache, int local
}
vif_table[vif].pkt_in++;
- vif_table[vif].bytes_in+=skb->len;
+ vif_table[vif].bytes_in += skb->len;
/*
* Forward the frame
@@ -1364,7 +1373,7 @@ static int ip_mr_forward(struct sk_buff *skb, struct mfc_cache *cache, int local
if (skb2)
ipmr_queue_xmit(skb2, cache, psend);
}
- psend=ct;
+ psend = ct;
}
}
if (psend != -1) {
@@ -1428,7 +1437,7 @@ int ip_mr_input(struct sk_buff *skb)
/*
* No usable cache entry
*/
- if (cache==NULL) {
+ if (cache == NULL) {
int vif;
if (local) {
@@ -1602,13 +1611,13 @@ ipmr_fill_mroute(struct sk_buff *skb, struct mfc_cache *c, struct rtmsg *rtm)
if (dev)
RTA_PUT(skb, RTA_IIF, 4, &dev->ifindex);
- mp_head = (struct rtattr*)skb_put(skb, RTA_LENGTH(0));
+ mp_head = (struct rtattr *)skb_put(skb, RTA_LENGTH(0));
for (ct = c->mfc_un.res.minvif; ct < c->mfc_un.res.maxvif; ct++) {
if (c->mfc_un.res.ttls[ct] < 255) {
if (skb_tailroom(skb) < RTA_ALIGN(RTA_ALIGN(sizeof(*nhp)) + 4))
goto rtattr_failure;
- nhp = (struct rtnexthop*)skb_put(skb, RTA_ALIGN(sizeof(*nhp)));
+ nhp = (struct rtnexthop *)skb_put(skb, RTA_ALIGN(sizeof(*nhp)));
nhp->rtnh_flags = 0;
nhp->rtnh_hops = c->mfc_un.res.ttls[ct];
nhp->rtnh_ifindex = vif_table[ct].dev->ifindex;
@@ -1634,7 +1643,7 @@ int ipmr_get_route(struct sk_buff *skb, struct rtmsg *rtm, int nowait)
read_lock(&mrt_lock);
cache = ipmr_cache_find(rt->rt_src, rt->rt_dst);
- if (cache==NULL) {
+ if (cache == NULL) {
struct sk_buff *skb2;
struct iphdr *iph;
struct net_device *dev;
diff --git a/net/ipv4/netfilter/arp_tables.c b/net/ipv4/netfilter/arp_tables.c
index 8d70d29f1ccf..7ea88b61cb0d 100644
--- a/net/ipv4/netfilter/arp_tables.c
+++ b/net/ipv4/netfilter/arp_tables.c
@@ -142,15 +142,15 @@ static inline int arp_packet_match(const struct arphdr *arphdr,
ARPT_INV_TGTIP)) {
dprintf("Source or target IP address mismatch.\n");
- dprintf("SRC: %u.%u.%u.%u. Mask: %u.%u.%u.%u. Target: %u.%u.%u.%u.%s\n",
- NIPQUAD(src_ipaddr),
- NIPQUAD(arpinfo->smsk.s_addr),
- NIPQUAD(arpinfo->src.s_addr),
+ dprintf("SRC: %pI4. Mask: %pI4. Target: %pI4.%s\n",
+ &src_ipaddr,
+ &arpinfo->smsk.s_addr,
+ &arpinfo->src.s_addr,
arpinfo->invflags & ARPT_INV_SRCIP ? " (INV)" : "");
- dprintf("TGT: %u.%u.%u.%u Mask: %u.%u.%u.%u Target: %u.%u.%u.%u.%s\n",
- NIPQUAD(tgt_ipaddr),
- NIPQUAD(arpinfo->tmsk.s_addr),
- NIPQUAD(arpinfo->tgt.s_addr),
+ dprintf("TGT: %pI4 Mask: %pI4 Target: %pI4.%s\n",
+ &tgt_ipaddr,
+ &arpinfo->tmsk.s_addr,
+ &arpinfo->tgt.s_addr,
arpinfo->invflags & ARPT_INV_TGTIP ? " (INV)" : "");
return 0;
}
diff --git a/net/ipv4/netfilter/ip_tables.c b/net/ipv4/netfilter/ip_tables.c
index 213fb27debc1..ef8b6ca068b2 100644
--- a/net/ipv4/netfilter/ip_tables.c
+++ b/net/ipv4/netfilter/ip_tables.c
@@ -94,15 +94,11 @@ ip_packet_match(const struct iphdr *ip,
IPT_INV_DSTIP)) {
dprintf("Source or dest mismatch.\n");
- dprintf("SRC: %u.%u.%u.%u. Mask: %u.%u.%u.%u. Target: %u.%u.%u.%u.%s\n",
- NIPQUAD(ip->saddr),
- NIPQUAD(ipinfo->smsk.s_addr),
- NIPQUAD(ipinfo->src.s_addr),
+ dprintf("SRC: %pI4. Mask: %pI4. Target: %pI4.%s\n",
+ &ip->saddr, &ipinfo->smsk.s_addr, &ipinfo->src.s_addr,
ipinfo->invflags & IPT_INV_SRCIP ? " (INV)" : "");
- dprintf("DST: %u.%u.%u.%u Mask: %u.%u.%u.%u Target: %u.%u.%u.%u.%s\n",
- NIPQUAD(ip->daddr),
- NIPQUAD(ipinfo->dmsk.s_addr),
- NIPQUAD(ipinfo->dst.s_addr),
+ dprintf("DST: %pI4 Mask: %pI4 Target: %pI4.%s\n",
+ &ip->daddr, &ipinfo->dmsk.s_addr, &ipinfo->dst.s_addr,
ipinfo->invflags & IPT_INV_DSTIP ? " (INV)" : "");
return false;
}
diff --git a/net/ipv4/netfilter/ipt_CLUSTERIP.c b/net/ipv4/netfilter/ipt_CLUSTERIP.c
index 7ac1677419a9..2e4f98b85524 100644
--- a/net/ipv4/netfilter/ipt_CLUSTERIP.c
+++ b/net/ipv4/netfilter/ipt_CLUSTERIP.c
@@ -168,7 +168,7 @@ clusterip_config_init(const struct ipt_clusterip_tgt_info *i, __be32 ip,
char buffer[16];
/* create proc dir entry */
- sprintf(buffer, "%u.%u.%u.%u", NIPQUAD(ip));
+ sprintf(buffer, "%pI4", &ip);
c->pde = proc_create_data(buffer, S_IWUSR|S_IRUSR,
clusterip_procdir,
&clusterip_proc_fops, c);
@@ -373,7 +373,7 @@ static bool clusterip_tg_check(const struct xt_tgchk_param *par)
config = clusterip_config_find_get(e->ip.dst.s_addr, 1);
if (!config) {
if (!(cipinfo->flags & CLUSTERIP_FLAG_NEW)) {
- printk(KERN_WARNING "CLUSTERIP: no config found for %u.%u.%u.%u, need 'new'\n", NIPQUAD(e->ip.dst.s_addr));
+ printk(KERN_WARNING "CLUSTERIP: no config found for %pI4, need 'new'\n", &e->ip.dst.s_addr);
return false;
} else {
struct net_device *dev;
@@ -478,9 +478,8 @@ static void arp_print(struct arp_payload *payload)
}
hbuffer[--k]='\0';
- printk("src %u.%u.%u.%u@%s, dst %u.%u.%u.%u\n",
- NIPQUAD(payload->src_ip), hbuffer,
- NIPQUAD(payload->dst_ip));
+ printk("src %pI4@%s, dst %pI4\n",
+ &payload->src_ip, hbuffer, &payload->dst_ip);
}
#endif
diff --git a/net/ipv4/netfilter/ipt_LOG.c b/net/ipv4/netfilter/ipt_LOG.c
index fc6ce04a3e35..4614a696f1b0 100644
--- a/net/ipv4/netfilter/ipt_LOG.c
+++ b/net/ipv4/netfilter/ipt_LOG.c
@@ -54,8 +54,8 @@ static void dump_packet(const struct nf_loginfo *info,
/* Important fields:
* TOS, len, DF/MF, fragment offset, TTL, src, dst, options. */
/* Max length: 40 "SRC=255.255.255.255 DST=255.255.255.255 " */
- printk("SRC=%u.%u.%u.%u DST=%u.%u.%u.%u ",
- NIPQUAD(ih->saddr), NIPQUAD(ih->daddr));
+ printk("SRC=%pI4 DST=%pI4 ",
+ &ih->saddr, &ih->daddr);
/* Max length: 46 "LEN=65535 TOS=0xFF PREC=0xFF TTL=255 ID=65535 " */
printk("LEN=%u TOS=0x%02X PREC=0x%02X TTL=%u ID=%u ",
@@ -262,8 +262,7 @@ static void dump_packet(const struct nf_loginfo *info,
break;
case ICMP_REDIRECT:
/* Max length: 24 "GATEWAY=255.255.255.255 " */
- printk("GATEWAY=%u.%u.%u.%u ",
- NIPQUAD(ich->un.gateway));
+ printk("GATEWAY=%pI4 ", &ich->un.gateway);
/* Fall through */
case ICMP_DEST_UNREACH:
case ICMP_SOURCE_QUENCH:
diff --git a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
index 4a7c35275396..b2141e11575e 100644
--- a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
+++ b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
@@ -60,9 +60,8 @@ static bool ipv4_invert_tuple(struct nf_conntrack_tuple *tuple,
static int ipv4_print_tuple(struct seq_file *s,
const struct nf_conntrack_tuple *tuple)
{
- return seq_printf(s, "src=%u.%u.%u.%u dst=%u.%u.%u.%u ",
- NIPQUAD(tuple->src.u3.ip),
- NIPQUAD(tuple->dst.u3.ip));
+ return seq_printf(s, "src=%pI4 dst=%pI4 ",
+ &tuple->src.u3.ip, &tuple->dst.u3.ip);
}
static int ipv4_get_l4proto(const struct sk_buff *skb, unsigned int nhoff,
@@ -198,7 +197,7 @@ static ctl_table ip_ct_sysctl_table[] = {
.data = &nf_conntrack_max,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV4_NF_CONNTRACK_COUNT,
@@ -206,7 +205,7 @@ static ctl_table ip_ct_sysctl_table[] = {
.data = &init_net.ct.count,
.maxlen = sizeof(int),
.mode = 0444,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV4_NF_CONNTRACK_BUCKETS,
@@ -214,7 +213,7 @@ static ctl_table ip_ct_sysctl_table[] = {
.data = &nf_conntrack_htable_size,
.maxlen = sizeof(unsigned int),
.mode = 0444,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV4_NF_CONNTRACK_CHECKSUM,
@@ -222,7 +221,7 @@ static ctl_table ip_ct_sysctl_table[] = {
.data = &init_net.ct.sysctl_checksum,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV4_NF_CONNTRACK_LOG_INVALID,
@@ -230,8 +229,8 @@ static ctl_table ip_ct_sysctl_table[] = {
.data = &init_net.ct.sysctl_log_invalid,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &log_invalid_proto_min,
.extra2 = &log_invalid_proto_max,
},
@@ -284,17 +283,17 @@ getorigdst(struct sock *sk, int optval, void __user *user, int *len)
.tuple.dst.u3.ip;
memset(sin.sin_zero, 0, sizeof(sin.sin_zero));
- pr_debug("SO_ORIGINAL_DST: %u.%u.%u.%u %u\n",
- NIPQUAD(sin.sin_addr.s_addr), ntohs(sin.sin_port));
+ pr_debug("SO_ORIGINAL_DST: %pI4 %u\n",
+ &sin.sin_addr.s_addr, ntohs(sin.sin_port));
nf_ct_put(ct);
if (copy_to_user(user, &sin, sizeof(sin)) != 0)
return -EFAULT;
else
return 0;
}
- pr_debug("SO_ORIGINAL_DST: Can't find %u.%u.%u.%u/%u-%u.%u.%u.%u/%u.\n",
- NIPQUAD(tuple.src.u3.ip), ntohs(tuple.src.u.tcp.port),
- NIPQUAD(tuple.dst.u3.ip), ntohs(tuple.dst.u.tcp.port));
+ pr_debug("SO_ORIGINAL_DST: Can't find %pI4/%u-%pI4/%u.\n",
+ &tuple.src.u3.ip, ntohs(tuple.src.u.tcp.port),
+ &tuple.dst.u3.ip, ntohs(tuple.dst.u.tcp.port));
return -ENOENT;
}
diff --git a/net/ipv4/netfilter/nf_conntrack_proto_icmp.c b/net/ipv4/netfilter/nf_conntrack_proto_icmp.c
index 4e8879220222..1fd3ef7718b6 100644
--- a/net/ipv4/netfilter/nf_conntrack_proto_icmp.c
+++ b/net/ipv4/netfilter/nf_conntrack_proto_icmp.c
@@ -272,7 +272,7 @@ static struct ctl_table icmp_sysctl_table[] = {
.data = &nf_ct_icmp_timeout,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.ctl_name = 0
@@ -285,7 +285,7 @@ static struct ctl_table icmp_compat_sysctl_table[] = {
.data = &nf_ct_icmp_timeout,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.ctl_name = 0
diff --git a/net/ipv4/netfilter/nf_nat_h323.c b/net/ipv4/netfilter/nf_nat_h323.c
index ee47bf28c825..7e8e6fc75413 100644
--- a/net/ipv4/netfilter/nf_nat_h323.c
+++ b/net/ipv4/netfilter/nf_nat_h323.c
@@ -119,10 +119,9 @@ static int set_sig_addr(struct sk_buff *skb, struct nf_conn *ct,
(ntohl(addr.ip) & 0xff000000) == 0x7f000000)
i = 0;
- pr_debug("nf_nat_ras: set signal address "
- "%u.%u.%u.%u:%hu->%u.%u.%u.%u:%hu\n",
- NIPQUAD(addr.ip), port,
- NIPQUAD(ct->tuplehash[!dir].tuple.dst.u3.ip),
+ pr_debug("nf_nat_ras: set signal address %pI4:%hu->%pI4:%hu\n",
+ &addr.ip, port,
+ &ct->tuplehash[!dir].tuple.dst.u3.ip,
info->sig_port[!dir]);
return set_h225_addr(skb, data, 0, &taddr[i],
&ct->tuplehash[!dir].
@@ -131,10 +130,9 @@ static int set_sig_addr(struct sk_buff *skb, struct nf_conn *ct,
} else if (addr.ip == ct->tuplehash[dir].tuple.dst.u3.ip &&
port == info->sig_port[dir]) {
/* GK->GW */
- pr_debug("nf_nat_ras: set signal address "
- "%u.%u.%u.%u:%hu->%u.%u.%u.%u:%hu\n",
- NIPQUAD(addr.ip), port,
- NIPQUAD(ct->tuplehash[!dir].tuple.src.u3.ip),
+ pr_debug("nf_nat_ras: set signal address %pI4:%hu->%pI4:%hu\n",
+ &addr.ip, port,
+ &ct->tuplehash[!dir].tuple.src.u3.ip,
info->sig_port[!dir]);
return set_h225_addr(skb, data, 0, &taddr[i],
&ct->tuplehash[!dir].
@@ -162,10 +160,9 @@ static int set_ras_addr(struct sk_buff *skb, struct nf_conn *ct,
if (get_h225_addr(ct, *data, &taddr[i], &addr, &port) &&
addr.ip == ct->tuplehash[dir].tuple.src.u3.ip &&
port == ct->tuplehash[dir].tuple.src.u.udp.port) {
- pr_debug("nf_nat_ras: set rasAddress "
- "%u.%u.%u.%u:%hu->%u.%u.%u.%u:%hu\n",
- NIPQUAD(addr.ip), ntohs(port),
- NIPQUAD(ct->tuplehash[!dir].tuple.dst.u3.ip),
+ pr_debug("nf_nat_ras: set rasAddress %pI4:%hu->%pI4:%hu\n",
+ &addr.ip, ntohs(port),
+ &ct->tuplehash[!dir].tuple.dst.u3.ip,
ntohs(ct->tuplehash[!dir].tuple.dst.u.udp.port));
return set_h225_addr(skb, data, 0, &taddr[i],
&ct->tuplehash[!dir].tuple.dst.u3,
@@ -257,15 +254,15 @@ static int nat_rtp_rtcp(struct sk_buff *skb, struct nf_conn *ct,
}
/* Success */
- pr_debug("nf_nat_h323: expect RTP %u.%u.%u.%u:%hu->%u.%u.%u.%u:%hu\n",
- NIPQUAD(rtp_exp->tuple.src.u3.ip),
+ pr_debug("nf_nat_h323: expect RTP %pI4:%hu->%pI4:%hu\n",
+ &rtp_exp->tuple.src.u3.ip,
ntohs(rtp_exp->tuple.src.u.udp.port),
- NIPQUAD(rtp_exp->tuple.dst.u3.ip),
+ &rtp_exp->tuple.dst.u3.ip,
ntohs(rtp_exp->tuple.dst.u.udp.port));
- pr_debug("nf_nat_h323: expect RTCP %u.%u.%u.%u:%hu->%u.%u.%u.%u:%hu\n",
- NIPQUAD(rtcp_exp->tuple.src.u3.ip),
+ pr_debug("nf_nat_h323: expect RTCP %pI4:%hu->%pI4:%hu\n",
+ &rtcp_exp->tuple.src.u3.ip,
ntohs(rtcp_exp->tuple.src.u.udp.port),
- NIPQUAD(rtcp_exp->tuple.dst.u3.ip),
+ &rtcp_exp->tuple.dst.u3.ip,
ntohs(rtcp_exp->tuple.dst.u.udp.port));
return 0;
@@ -307,10 +304,10 @@ static int nat_t120(struct sk_buff *skb, struct nf_conn *ct,
return -1;
}
- pr_debug("nf_nat_h323: expect T.120 %u.%u.%u.%u:%hu->%u.%u.%u.%u:%hu\n",
- NIPQUAD(exp->tuple.src.u3.ip),
+ pr_debug("nf_nat_h323: expect T.120 %pI4:%hu->%pI4:%hu\n",
+ &exp->tuple.src.u3.ip,
ntohs(exp->tuple.src.u.tcp.port),
- NIPQUAD(exp->tuple.dst.u3.ip),
+ &exp->tuple.dst.u3.ip,
ntohs(exp->tuple.dst.u.tcp.port));
return 0;
@@ -361,10 +358,10 @@ static int nat_h245(struct sk_buff *skb, struct nf_conn *ct,
return -1;
}
- pr_debug("nf_nat_q931: expect H.245 %u.%u.%u.%u:%hu->%u.%u.%u.%u:%hu\n",
- NIPQUAD(exp->tuple.src.u3.ip),
+ pr_debug("nf_nat_q931: expect H.245 %pI4:%hu->%pI4:%hu\n",
+ &exp->tuple.src.u3.ip,
ntohs(exp->tuple.src.u.tcp.port),
- NIPQUAD(exp->tuple.dst.u3.ip),
+ &exp->tuple.dst.u3.ip,
ntohs(exp->tuple.dst.u.tcp.port));
return 0;
@@ -455,10 +452,10 @@ static int nat_q931(struct sk_buff *skb, struct nf_conn *ct,
}
/* Success */
- pr_debug("nf_nat_ras: expect Q.931 %u.%u.%u.%u:%hu->%u.%u.%u.%u:%hu\n",
- NIPQUAD(exp->tuple.src.u3.ip),
+ pr_debug("nf_nat_ras: expect Q.931 %pI4:%hu->%pI4:%hu\n",
+ &exp->tuple.src.u3.ip,
ntohs(exp->tuple.src.u.tcp.port),
- NIPQUAD(exp->tuple.dst.u3.ip),
+ &exp->tuple.dst.u3.ip,
ntohs(exp->tuple.dst.u.tcp.port));
return 0;
@@ -524,11 +521,10 @@ static int nat_callforwarding(struct sk_buff *skb, struct nf_conn *ct,
}
/* Success */
- pr_debug("nf_nat_q931: expect Call Forwarding "
- "%u.%u.%u.%u:%hu->%u.%u.%u.%u:%hu\n",
- NIPQUAD(exp->tuple.src.u3.ip),
+ pr_debug("nf_nat_q931: expect Call Forwarding %pI4:%hu->%pI4:%hu\n",
+ &exp->tuple.src.u3.ip,
ntohs(exp->tuple.src.u.tcp.port),
- NIPQUAD(exp->tuple.dst.u3.ip),
+ &exp->tuple.dst.u3.ip,
ntohs(exp->tuple.dst.u.tcp.port));
return 0;
diff --git a/net/ipv4/netfilter/nf_nat_irc.c b/net/ipv4/netfilter/nf_nat_irc.c
index fe6f9cef6c85..ea83a886b03e 100644
--- a/net/ipv4/netfilter/nf_nat_irc.c
+++ b/net/ipv4/netfilter/nf_nat_irc.c
@@ -55,8 +55,8 @@ static unsigned int help(struct sk_buff *skb,
ip = ntohl(exp->master->tuplehash[IP_CT_DIR_REPLY].tuple.dst.u3.ip);
sprintf(buffer, "%u %u", ip, port);
- pr_debug("nf_nat_irc: inserting '%s' == %u.%u.%u.%u, port %u\n",
- buffer, NIPQUAD(ip), port);
+ pr_debug("nf_nat_irc: inserting '%s' == %pI4, port %u\n",
+ buffer, &ip, port);
ret = nf_nat_mangle_tcp_packet(skb, exp->master, ctinfo,
matchoff, matchlen, buffer,
diff --git a/net/ipv4/netfilter/nf_nat_rule.c b/net/ipv4/netfilter/nf_nat_rule.c
index bea54a685109..a4f1c3479e23 100644
--- a/net/ipv4/netfilter/nf_nat_rule.c
+++ b/net/ipv4/netfilter/nf_nat_rule.c
@@ -98,8 +98,7 @@ static void warn_if_extra_mangle(struct net *net, __be32 dstip, __be32 srcip)
if (rt->rt_src != srcip && !warned) {
printk("NAT: no longer support implicit source local NAT\n");
- printk("NAT: packet src %u.%u.%u.%u -> dst %u.%u.%u.%u\n",
- NIPQUAD(srcip), NIPQUAD(dstip));
+ printk("NAT: packet src %pI4 -> dst %pI4\n", &srcip, &dstip);
warned = 1;
}
ip_rt_put(rt);
@@ -166,8 +165,7 @@ alloc_null_binding(struct nf_conn *ct, unsigned int hooknum)
struct nf_nat_range range
= { IP_NAT_RANGE_MAP_IPS, ip, ip, { 0 }, { 0 } };
- pr_debug("Allocating NULL binding for %p (%u.%u.%u.%u)\n",
- ct, NIPQUAD(ip));
+ pr_debug("Allocating NULL binding for %p (%pI4)\n", ct, &ip);
return nf_nat_setup_info(ct, &range, HOOK2MANIP(hooknum));
}
diff --git a/net/ipv4/netfilter/nf_nat_sip.c b/net/ipv4/netfilter/nf_nat_sip.c
index 14544320c545..07d61a57613c 100644
--- a/net/ipv4/netfilter/nf_nat_sip.c
+++ b/net/ipv4/netfilter/nf_nat_sip.c
@@ -74,8 +74,7 @@ static int map_addr(struct sk_buff *skb,
if (newaddr == addr->ip && newport == port)
return 1;
- buflen = sprintf(buffer, "%u.%u.%u.%u:%u",
- NIPQUAD(newaddr), ntohs(newport));
+ buflen = sprintf(buffer, "%pI4:%u", &newaddr, ntohs(newport));
return mangle_packet(skb, dptr, datalen, matchoff, matchlen,
buffer, buflen);
@@ -152,8 +151,8 @@ static unsigned int ip_nat_sip(struct sk_buff *skb,
&addr) > 0 &&
addr.ip == ct->tuplehash[dir].tuple.src.u3.ip &&
addr.ip != ct->tuplehash[!dir].tuple.dst.u3.ip) {
- __be32 ip = ct->tuplehash[!dir].tuple.dst.u3.ip;
- buflen = sprintf(buffer, "%u.%u.%u.%u", NIPQUAD(ip));
+ buflen = sprintf(buffer, "%pI4",
+ &ct->tuplehash[!dir].tuple.dst.u3.ip);
if (!mangle_packet(skb, dptr, datalen, poff, plen,
buffer, buflen))
return NF_DROP;
@@ -166,8 +165,8 @@ static unsigned int ip_nat_sip(struct sk_buff *skb,
&addr) > 0 &&
addr.ip == ct->tuplehash[dir].tuple.dst.u3.ip &&
addr.ip != ct->tuplehash[!dir].tuple.src.u3.ip) {
- __be32 ip = ct->tuplehash[!dir].tuple.src.u3.ip;
- buflen = sprintf(buffer, "%u.%u.%u.%u", NIPQUAD(ip));
+ buflen = sprintf(buffer, "%pI4",
+ &ct->tuplehash[!dir].tuple.src.u3.ip);
if (!mangle_packet(skb, dptr, datalen, poff, plen,
buffer, buflen))
return NF_DROP;
@@ -279,8 +278,7 @@ static unsigned int ip_nat_sip_expect(struct sk_buff *skb,
if (exp->tuple.dst.u3.ip != exp->saved_ip ||
exp->tuple.dst.u.udp.port != exp->saved_proto.udp.port) {
- buflen = sprintf(buffer, "%u.%u.%u.%u:%u",
- NIPQUAD(newip), port);
+ buflen = sprintf(buffer, "%pI4:%u", &newip, port);
if (!mangle_packet(skb, dptr, datalen, matchoff, matchlen,
buffer, buflen))
goto err;
@@ -345,7 +343,7 @@ static unsigned int ip_nat_sdp_addr(struct sk_buff *skb, const char **dptr,
char buffer[sizeof("nnn.nnn.nnn.nnn")];
unsigned int buflen;
- buflen = sprintf(buffer, NIPQUAD_FMT, NIPQUAD(addr->ip));
+ buflen = sprintf(buffer, "%pI4", &addr->ip);
if (mangle_sdp_packet(skb, dptr, dataoff, datalen, type, term,
buffer, buflen))
return 0;
@@ -380,7 +378,7 @@ static unsigned int ip_nat_sdp_session(struct sk_buff *skb, const char **dptr,
unsigned int buflen;
/* Mangle session description owner and contact addresses */
- buflen = sprintf(buffer, "%u.%u.%u.%u", NIPQUAD(addr->ip));
+ buflen = sprintf(buffer, "%pI4", &addr->ip);
if (mangle_sdp_packet(skb, dptr, dataoff, datalen,
SDP_HDR_OWNER_IP4, SDP_HDR_MEDIA,
buffer, buflen))
diff --git a/net/ipv4/netfilter/nf_nat_snmp_basic.c b/net/ipv4/netfilter/nf_nat_snmp_basic.c
index 8303e4b406c0..182f845de92f 100644
--- a/net/ipv4/netfilter/nf_nat_snmp_basic.c
+++ b/net/ipv4/netfilter/nf_nat_snmp_basic.c
@@ -930,8 +930,8 @@ static inline void mangle_address(unsigned char *begin,
}
if (debug)
- printk(KERN_DEBUG "bsalg: mapped %u.%u.%u.%u to "
- "%u.%u.%u.%u\n", NIPQUAD(old), NIPQUAD(*addr));
+ printk(KERN_DEBUG "bsalg: mapped %pI4 to %pI4\n",
+ &old, addr);
}
}
@@ -1267,9 +1267,8 @@ static int help(struct sk_buff *skb, unsigned int protoff,
*/
if (ntohs(udph->len) != skb->len - (iph->ihl << 2)) {
if (net_ratelimit())
- printk(KERN_WARNING "SNMP: dropping malformed packet "
- "src=%u.%u.%u.%u dst=%u.%u.%u.%u\n",
- NIPQUAD(iph->saddr), NIPQUAD(iph->daddr));
+ printk(KERN_WARNING "SNMP: dropping malformed packet src=%pI4 dst=%pI4\n",
+ &iph->saddr, &iph->daddr);
return NF_DROP;
}
diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c
index cd975743bcd2..998fcffc9e15 100644
--- a/net/ipv4/raw.c
+++ b/net/ipv4/raw.c
@@ -247,7 +247,7 @@ static void raw_err(struct sock *sk, struct sk_buff *skb, u32 info)
}
if (inet->recverr) {
- struct iphdr *iph = (struct iphdr*)skb->data;
+ struct iphdr *iph = (struct iphdr *)skb->data;
u8 *payload = skb->data + (iph->ihl << 2);
if (inet->hdrincl)
@@ -465,7 +465,7 @@ static int raw_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
*/
if (msg->msg_namelen) {
- struct sockaddr_in *usin = (struct sockaddr_in*)msg->msg_name;
+ struct sockaddr_in *usin = (struct sockaddr_in *)msg->msg_name;
err = -EINVAL;
if (msg->msg_namelen < sizeof(*usin))
goto out;
@@ -851,7 +851,7 @@ struct proto raw_prot = {
static struct sock *raw_get_first(struct seq_file *seq)
{
struct sock *sk;
- struct raw_iter_state* state = raw_seq_private(seq);
+ struct raw_iter_state *state = raw_seq_private(seq);
for (state->bucket = 0; state->bucket < RAW_HTABLE_SIZE;
++state->bucket) {
@@ -868,7 +868,7 @@ found:
static struct sock *raw_get_next(struct seq_file *seq, struct sock *sk)
{
- struct raw_iter_state* state = raw_seq_private(seq);
+ struct raw_iter_state *state = raw_seq_private(seq);
do {
sk = sk_next(sk);
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 2ea6dcc3e2cc..4e6959c29819 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -129,6 +129,7 @@ static int ip_rt_mtu_expires __read_mostly = 10 * 60 * HZ;
static int ip_rt_min_pmtu __read_mostly = 512 + 20 + 20;
static int ip_rt_min_advmss __read_mostly = 256;
static int ip_rt_secret_interval __read_mostly = 10 * 60 * HZ;
+static int rt_chain_length_max __read_mostly = 20;
static void rt_worker_func(struct work_struct *work);
static DECLARE_DELAYED_WORK(expires_work, rt_worker_func);
@@ -145,6 +146,7 @@ static struct dst_entry *ipv4_negative_advice(struct dst_entry *dst);
static void ipv4_link_failure(struct sk_buff *skb);
static void ip_rt_update_pmtu(struct dst_entry *dst, u32 mtu);
static int rt_garbage_collect(struct dst_ops *ops);
+static void rt_emergency_hash_rebuild(struct net *net);
static struct dst_ops ipv4_dst_ops = {
@@ -158,7 +160,6 @@ static struct dst_ops ipv4_dst_ops = {
.link_failure = ipv4_link_failure,
.update_pmtu = ip_rt_update_pmtu,
.local_out = __ip_local_out,
- .entry_size = sizeof(struct rtable),
.entries = ATOMIC_INIT(0),
};
@@ -201,6 +202,7 @@ const __u8 ip_tos2prio[16] = {
struct rt_hash_bucket {
struct rtable *chain;
};
+
#if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK) || \
defined(CONFIG_PROVE_LOCKING)
/*
@@ -674,6 +676,20 @@ static inline u32 rt_score(struct rtable *rt)
return score;
}
+static inline bool rt_caching(const struct net *net)
+{
+ return net->ipv4.current_rt_cache_rebuild_count <=
+ net->ipv4.sysctl_rt_cache_rebuild_count;
+}
+
+static inline bool compare_hash_inputs(const struct flowi *fl1,
+ const struct flowi *fl2)
+{
+ return (__force u32)(((fl1->nl_u.ip4_u.daddr ^ fl2->nl_u.ip4_u.daddr) |
+ (fl1->nl_u.ip4_u.saddr ^ fl2->nl_u.ip4_u.saddr) |
+ (fl1->iif ^ fl2->iif)) == 0);
+}
+
static inline int compare_keys(struct flowi *fl1, struct flowi *fl2)
{
return ((__force u32)((fl1->nl_u.ip4_u.daddr ^ fl2->nl_u.ip4_u.daddr) |
@@ -753,11 +769,24 @@ static void rt_do_flush(int process_context)
}
}
+/*
+ * While freeing expired entries, we compute average chain length
+ * and standard deviation, using fixed-point arithmetic.
+ * This to have an estimation of rt_chain_length_max
+ * rt_chain_length_max = max(elasticity, AVG + 4*SD)
+ * We use 3 bits for frational part, and 29 (or 61) for magnitude.
+ */
+
+#define FRACT_BITS 3
+#define ONE (1UL << FRACT_BITS)
+
static void rt_check_expire(void)
{
static unsigned int rover;
unsigned int i = rover, goal;
struct rtable *rth, **rthp;
+ unsigned long length = 0, samples = 0;
+ unsigned long sum = 0, sum2 = 0;
u64 mult;
mult = ((u64)ip_rt_gc_interval) << rt_hash_log;
@@ -766,6 +795,7 @@ static void rt_check_expire(void)
goal = (unsigned int)mult;
if (goal > rt_hash_mask)
goal = rt_hash_mask + 1;
+ length = 0;
for (; goal > 0; goal--) {
unsigned long tmo = ip_rt_gc_timeout;
@@ -775,6 +805,8 @@ static void rt_check_expire(void)
if (need_resched())
cond_resched();
+ samples++;
+
if (*rthp == NULL)
continue;
spin_lock_bh(rt_hash_lock_addr(i));
@@ -789,11 +821,29 @@ static void rt_check_expire(void)
if (time_before_eq(jiffies, rth->u.dst.expires)) {
tmo >>= 1;
rthp = &rth->u.dst.rt_next;
+ /*
+ * Only bump our length if the hash
+ * inputs on entries n and n+1 are not
+ * the same, we only count entries on
+ * a chain with equal hash inputs once
+ * so that entries for different QOS
+ * levels, and other non-hash input
+ * attributes don't unfairly skew
+ * the length computation
+ */
+ if ((*rthp == NULL) ||
+ !compare_hash_inputs(&(*rthp)->fl,
+ &rth->fl))
+ length += ONE;
continue;
}
} else if (!rt_may_expire(rth, tmo, ip_rt_gc_timeout)) {
tmo >>= 1;
rthp = &rth->u.dst.rt_next;
+ if ((*rthp == NULL) ||
+ !compare_hash_inputs(&(*rthp)->fl,
+ &rth->fl))
+ length += ONE;
continue;
}
@@ -802,6 +852,15 @@ static void rt_check_expire(void)
rt_free(rth);
}
spin_unlock_bh(rt_hash_lock_addr(i));
+ sum += length;
+ sum2 += length*length;
+ }
+ if (samples) {
+ unsigned long avg = sum / samples;
+ unsigned long sd = int_sqrt(sum2 / samples - avg*avg);
+ rt_chain_length_max = max_t(unsigned long,
+ ip_rt_gc_elasticity,
+ (avg + 4*sd) >> FRACT_BITS);
}
rover = i;
}
@@ -851,6 +910,26 @@ static void rt_secret_rebuild(unsigned long __net)
mod_timer(&net->ipv4.rt_secret_timer, jiffies + ip_rt_secret_interval);
}
+static void rt_secret_rebuild_oneshot(struct net *net)
+{
+ del_timer_sync(&net->ipv4.rt_secret_timer);
+ rt_cache_invalidate(net);
+ if (ip_rt_secret_interval) {
+ net->ipv4.rt_secret_timer.expires += ip_rt_secret_interval;
+ add_timer(&net->ipv4.rt_secret_timer);
+ }
+}
+
+static void rt_emergency_hash_rebuild(struct net *net)
+{
+ if (net_ratelimit()) {
+ printk(KERN_WARNING "Route hash chain too long!\n");
+ printk(KERN_WARNING "Adjust your secret_interval!\n");
+ }
+
+ rt_secret_rebuild_oneshot(net);
+}
+
/*
Short description of GC goals.
@@ -989,6 +1068,7 @@ out: return 0;
static int rt_intern_hash(unsigned hash, struct rtable *rt, struct rtable **rp)
{
struct rtable *rth, **rthp;
+ struct rtable *rthi;
unsigned long now;
struct rtable *cand, **candp;
u32 min_score;
@@ -1002,7 +1082,13 @@ restart:
candp = NULL;
now = jiffies;
+ if (!rt_caching(dev_net(rt->u.dst.dev))) {
+ rt_drop(rt);
+ return 0;
+ }
+
rthp = &rt_hash_table[hash].chain;
+ rthi = NULL;
spin_lock_bh(rt_hash_lock_addr(hash));
while ((rth = *rthp) != NULL) {
@@ -1048,6 +1134,17 @@ restart:
chain_length++;
rthp = &rth->u.dst.rt_next;
+
+ /*
+ * check to see if the next entry in the chain
+ * contains the same hash input values as rt. If it does
+ * This is where we will insert into the list, instead of
+ * at the head. This groups entries that differ by aspects not
+ * relvant to the hash function together, which we use to adjust
+ * our chain length
+ */
+ if (*rthp && compare_hash_inputs(&(*rthp)->fl, &rt->fl))
+ rthi = rth;
}
if (cand) {
@@ -1061,6 +1158,16 @@ restart:
*candp = cand->u.dst.rt_next;
rt_free(cand);
}
+ } else {
+ if (chain_length > rt_chain_length_max) {
+ struct net *net = dev_net(rt->u.dst.dev);
+ int num = ++net->ipv4.current_rt_cache_rebuild_count;
+ if (!rt_caching(dev_net(rt->u.dst.dev))) {
+ printk(KERN_WARNING "%s: %d rebuilds is over limit, route caching disabled\n",
+ rt->u.dst.dev->name, num);
+ }
+ rt_emergency_hash_rebuild(dev_net(rt->u.dst.dev));
+ }
}
/* Try to bind route to arp only if it is output
@@ -1098,14 +1205,17 @@ restart:
}
}
- rt->u.dst.rt_next = rt_hash_table[hash].chain;
+ if (rthi)
+ rt->u.dst.rt_next = rthi->u.dst.rt_next;
+ else
+ rt->u.dst.rt_next = rt_hash_table[hash].chain;
+
#if RT_CACHE_DEBUG >= 2
if (rt->u.dst.rt_next) {
struct rtable *trt;
- printk(KERN_DEBUG "rt_cache @%02x: " NIPQUAD_FMT, hash,
- NIPQUAD(rt->rt_dst));
+ printk(KERN_DEBUG "rt_cache @%02x: %pI4", hash, &rt->rt_dst);
for (trt = rt->u.dst.rt_next; trt; trt = trt->u.dst.rt_next)
- printk(" . " NIPQUAD_FMT, NIPQUAD(trt->rt_dst));
+ printk(" . %pI4", &trt->rt_dst);
printk("\n");
}
#endif
@@ -1114,7 +1224,11 @@ restart:
* previous writes to rt are comitted to memory
* before making rt visible to other CPUS.
*/
- rcu_assign_pointer(rt_hash_table[hash].chain, rt);
+ if (rthi)
+ rcu_assign_pointer(rthi->u.dst.rt_next, rt);
+ else
+ rcu_assign_pointer(rt_hash_table[hash].chain, rt);
+
spin_unlock_bh(rt_hash_lock_addr(hash));
*rp = rt;
return 0;
@@ -1217,6 +1331,9 @@ void ip_rt_redirect(__be32 old_gw, __be32 daddr, __be32 new_gw,
|| ipv4_is_zeronet(new_gw))
goto reject_redirect;
+ if (!rt_caching(net))
+ goto reject_redirect;
+
if (!IN_DEV_SHARED_MEDIA(in_dev)) {
if (!inet_addr_onlink(in_dev, new_gw, old_gw))
goto reject_redirect;
@@ -1267,7 +1384,6 @@ void ip_rt_redirect(__be32 old_gw, __be32 daddr, __be32 new_gw,
/* Copy all the information. */
*rt = *rth;
- INIT_RCU_HEAD(&rt->u.dst.rcu_head);
rt->u.dst.__use = 1;
atomic_set(&rt->u.dst.__refcnt, 1);
rt->u.dst.child = NULL;
@@ -1280,7 +1396,9 @@ void ip_rt_redirect(__be32 old_gw, __be32 daddr, __be32 new_gw,
rt->u.dst.path = &rt->u.dst;
rt->u.dst.neighbour = NULL;
rt->u.dst.hh = NULL;
+#ifdef CONFIG_XFRM
rt->u.dst.xfrm = NULL;
+#endif
rt->rt_genid = rt_genid(net);
rt->rt_flags |= RTCF_REDIRECTED;
@@ -1324,11 +1442,10 @@ void ip_rt_redirect(__be32 old_gw, __be32 daddr, __be32 new_gw,
reject_redirect:
#ifdef CONFIG_IP_ROUTE_VERBOSE
if (IN_DEV_LOG_MARTIANS(in_dev) && net_ratelimit())
- printk(KERN_INFO "Redirect from " NIPQUAD_FMT " on %s about "
- NIPQUAD_FMT " ignored.\n"
- " Advised path = " NIPQUAD_FMT " -> " NIPQUAD_FMT "\n",
- NIPQUAD(old_gw), dev->name, NIPQUAD(new_gw),
- NIPQUAD(saddr), NIPQUAD(daddr));
+ printk(KERN_INFO "Redirect from %pI4 on %s about %pI4 ignored.\n"
+ " Advised path = %pI4 -> %pI4\n",
+ &old_gw, dev->name, &new_gw,
+ &saddr, &daddr);
#endif
in_dev_put(in_dev);
}
@@ -1348,9 +1465,8 @@ static struct dst_entry *ipv4_negative_advice(struct dst_entry *dst)
rt->fl.oif,
rt_genid(dev_net(dst->dev)));
#if RT_CACHE_DEBUG >= 1
- printk(KERN_DEBUG "ipv4_negative_advice: redirect to "
- NIPQUAD_FMT "/%02x dropped\n",
- NIPQUAD(rt->rt_dst), rt->fl.fl4_tos);
+ printk(KERN_DEBUG "ipv4_negative_advice: redirect to %pI4/%02x dropped\n",
+ &rt->rt_dst, rt->fl.fl4_tos);
#endif
rt_del(hash, rt);
ret = NULL;
@@ -1414,10 +1530,9 @@ void ip_rt_send_redirect(struct sk_buff *skb)
if (IN_DEV_LOG_MARTIANS(in_dev) &&
rt->u.dst.rate_tokens == ip_rt_redirect_number &&
net_ratelimit())
- printk(KERN_WARNING "host " NIPQUAD_FMT "/if%d ignores "
- "redirects for " NIPQUAD_FMT " to " NIPQUAD_FMT ".\n",
- NIPQUAD(rt->rt_src), rt->rt_iif,
- NIPQUAD(rt->rt_dst), NIPQUAD(rt->rt_gateway));
+ printk(KERN_WARNING "host %pI4/if%d ignores redirects for %pI4 to %pI4.\n",
+ &rt->rt_src, rt->rt_iif,
+ &rt->rt_dst, &rt->rt_gateway);
#endif
}
out:
@@ -1610,8 +1725,8 @@ static void ipv4_link_failure(struct sk_buff *skb)
static int ip_rt_bug(struct sk_buff *skb)
{
- printk(KERN_DEBUG "ip_rt_bug: " NIPQUAD_FMT " -> " NIPQUAD_FMT ", %s\n",
- NIPQUAD(ip_hdr(skb)->saddr), NIPQUAD(ip_hdr(skb)->daddr),
+ printk(KERN_DEBUG "ip_rt_bug: %pI4 -> %pI4, %s\n",
+ &ip_hdr(skb)->saddr, &ip_hdr(skb)->daddr,
skb->dev ? skb->dev->name : "?");
kfree_skb(skb);
return 0;
@@ -1788,9 +1903,8 @@ static void ip_handle_martian_source(struct net_device *dev,
* RFC1812 recommendation, if source is martian,
* the only hint is MAC header.
*/
- printk(KERN_WARNING "martian source " NIPQUAD_FMT " from "
- NIPQUAD_FMT", on dev %s\n",
- NIPQUAD(daddr), NIPQUAD(saddr), dev->name);
+ printk(KERN_WARNING "martian source %pI4 from %pI4, on dev %s\n",
+ &daddr, &saddr, dev->name);
if (dev->hard_header_len && skb_mac_header_was_set(skb)) {
int i;
const unsigned char *p = skb_mac_header(skb);
@@ -2099,9 +2213,8 @@ martian_destination:
RT_CACHE_STAT_INC(in_martian_dst);
#ifdef CONFIG_IP_ROUTE_VERBOSE
if (IN_DEV_LOG_MARTIANS(in_dev) && net_ratelimit())
- printk(KERN_WARNING "martian destination " NIPQUAD_FMT " from "
- NIPQUAD_FMT ", dev %s\n",
- NIPQUAD(daddr), NIPQUAD(saddr), dev->name);
+ printk(KERN_WARNING "martian destination %pI4 from %pI4, dev %s\n",
+ &daddr, &saddr, dev->name);
#endif
e_hostunreach:
@@ -2130,6 +2243,10 @@ int ip_route_input(struct sk_buff *skb, __be32 daddr, __be32 saddr,
struct net *net;
net = dev_net(dev);
+
+ if (!rt_caching(net))
+ goto skip_cache;
+
tos &= IPTOS_RT_MASK;
hash = rt_hash(daddr, saddr, iif, rt_genid(net));
@@ -2154,6 +2271,7 @@ int ip_route_input(struct sk_buff *skb, __be32 daddr, __be32 saddr,
}
rcu_read_unlock();
+skip_cache:
/* Multicast recognition logic is moved from route cache to here.
The problem was that too many Ethernet cards have broken/missing
hardware multicast filters :-( As result the host on multicasting
@@ -2539,6 +2657,9 @@ int __ip_route_output_key(struct net *net, struct rtable **rp,
unsigned hash;
struct rtable *rth;
+ if (!rt_caching(net))
+ goto slow_output;
+
hash = rt_hash(flp->fl4_dst, flp->fl4_src, flp->oif, rt_genid(net));
rcu_read_lock_bh();
@@ -2563,6 +2684,7 @@ int __ip_route_output_key(struct net *net, struct rtable **rp,
}
rcu_read_unlock_bh();
+slow_output:
return ip_route_output_slow(net, rp, flp);
}
@@ -2578,7 +2700,6 @@ static struct dst_ops ipv4_dst_blackhole_ops = {
.destroy = ipv4_dst_destroy,
.check = ipv4_dst_check,
.update_pmtu = ipv4_rt_blackhole_update_pmtu,
- .entry_size = sizeof(struct rtable),
.entries = ATOMIC_INIT(0),
};
@@ -2995,7 +3116,7 @@ static ctl_table ipv4_route_table[] = {
.data = &ipv4_dst_ops.gc_thresh,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV4_ROUTE_MAX_SIZE,
@@ -3003,7 +3124,7 @@ static ctl_table ipv4_route_table[] = {
.data = &ip_rt_max_size,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
/* Deprecated. Use gc_min_interval_ms */
@@ -3013,8 +3134,8 @@ static ctl_table ipv4_route_table[] = {
.data = &ip_rt_gc_min_interval,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{
.ctl_name = NET_IPV4_ROUTE_GC_MIN_INTERVAL_MS,
@@ -3022,8 +3143,8 @@ static ctl_table ipv4_route_table[] = {
.data = &ip_rt_gc_min_interval,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_ms_jiffies,
- .strategy = &sysctl_ms_jiffies,
+ .proc_handler = proc_dointvec_ms_jiffies,
+ .strategy = sysctl_ms_jiffies,
},
{
.ctl_name = NET_IPV4_ROUTE_GC_TIMEOUT,
@@ -3031,8 +3152,8 @@ static ctl_table ipv4_route_table[] = {
.data = &ip_rt_gc_timeout,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{
.ctl_name = NET_IPV4_ROUTE_GC_INTERVAL,
@@ -3040,8 +3161,8 @@ static ctl_table ipv4_route_table[] = {
.data = &ip_rt_gc_interval,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{
.ctl_name = NET_IPV4_ROUTE_REDIRECT_LOAD,
@@ -3049,7 +3170,7 @@ static ctl_table ipv4_route_table[] = {
.data = &ip_rt_redirect_load,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV4_ROUTE_REDIRECT_NUMBER,
@@ -3057,7 +3178,7 @@ static ctl_table ipv4_route_table[] = {
.data = &ip_rt_redirect_number,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV4_ROUTE_REDIRECT_SILENCE,
@@ -3065,7 +3186,7 @@ static ctl_table ipv4_route_table[] = {
.data = &ip_rt_redirect_silence,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV4_ROUTE_ERROR_COST,
@@ -3073,7 +3194,7 @@ static ctl_table ipv4_route_table[] = {
.data = &ip_rt_error_cost,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV4_ROUTE_ERROR_BURST,
@@ -3081,7 +3202,7 @@ static ctl_table ipv4_route_table[] = {
.data = &ip_rt_error_burst,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV4_ROUTE_GC_ELASTICITY,
@@ -3089,7 +3210,7 @@ static ctl_table ipv4_route_table[] = {
.data = &ip_rt_gc_elasticity,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV4_ROUTE_MTU_EXPIRES,
@@ -3097,8 +3218,8 @@ static ctl_table ipv4_route_table[] = {
.data = &ip_rt_mtu_expires,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{
.ctl_name = NET_IPV4_ROUTE_MIN_PMTU,
@@ -3106,7 +3227,7 @@ static ctl_table ipv4_route_table[] = {
.data = &ip_rt_min_pmtu,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV4_ROUTE_MIN_ADVMSS,
@@ -3114,7 +3235,7 @@ static ctl_table ipv4_route_table[] = {
.data = &ip_rt_min_advmss,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV4_ROUTE_SECRET_INTERVAL,
@@ -3122,8 +3243,8 @@ static ctl_table ipv4_route_table[] = {
.data = &ip_rt_secret_interval,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &ipv4_sysctl_rt_secret_interval,
- .strategy = &ipv4_sysctl_rt_secret_interval_strategy,
+ .proc_handler = ipv4_sysctl_rt_secret_interval,
+ .strategy = ipv4_sysctl_rt_secret_interval_strategy,
},
{ .ctl_name = 0 }
};
@@ -3151,8 +3272,8 @@ static struct ctl_table ipv4_route_flush_table[] = {
.procname = "flush",
.maxlen = sizeof(int),
.mode = 0200,
- .proc_handler = &ipv4_sysctl_rtcache_flush,
- .strategy = &ipv4_sysctl_rtcache_flush_strategy,
+ .proc_handler = ipv4_sysctl_rtcache_flush,
+ .strategy = ipv4_sysctl_rtcache_flush_strategy,
},
{ .ctl_name = 0 },
};
diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c
index 1bb10df8ce7d..4710d219f06a 100644
--- a/net/ipv4/sysctl_net_ipv4.c
+++ b/net/ipv4/sysctl_net_ipv4.c
@@ -195,7 +195,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_timestamps,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_IPV4_TCP_WINDOW_SCALING,
@@ -203,7 +203,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_window_scaling,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_IPV4_TCP_SACK,
@@ -211,7 +211,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_sack,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_IPV4_TCP_RETRANS_COLLAPSE,
@@ -219,7 +219,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_retrans_collapse,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_IPV4_DEFAULT_TTL,
@@ -227,8 +227,8 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_ip_default_ttl,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &ipv4_doint_and_flush,
- .strategy = &ipv4_doint_and_flush_strategy,
+ .proc_handler = ipv4_doint_and_flush,
+ .strategy = ipv4_doint_and_flush_strategy,
.extra2 = &init_net,
},
{
@@ -237,7 +237,7 @@ static struct ctl_table ipv4_table[] = {
.data = &ipv4_config.no_pmtu_disc,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_IPV4_NONLOCAL_BIND,
@@ -245,7 +245,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_ip_nonlocal_bind,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_IPV4_TCP_SYN_RETRIES,
@@ -253,7 +253,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_syn_retries,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_TCP_SYNACK_RETRIES,
@@ -261,7 +261,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_synack_retries,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_TCP_MAX_ORPHANS,
@@ -269,7 +269,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_max_orphans,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_TCP_MAX_TW_BUCKETS,
@@ -277,7 +277,7 @@ static struct ctl_table ipv4_table[] = {
.data = &tcp_death_row.sysctl_max_tw_buckets,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_IPV4_DYNADDR,
@@ -285,7 +285,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_ip_dynaddr,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_IPV4_TCP_KEEPALIVE_TIME,
@@ -293,8 +293,8 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_keepalive_time,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies
},
{
.ctl_name = NET_IPV4_TCP_KEEPALIVE_PROBES,
@@ -302,7 +302,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_keepalive_probes,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_IPV4_TCP_KEEPALIVE_INTVL,
@@ -310,8 +310,8 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_keepalive_intvl,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies
},
{
.ctl_name = NET_IPV4_TCP_RETRIES1,
@@ -319,8 +319,8 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_retries1,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra2 = &tcp_retr1_max
},
{
@@ -329,7 +329,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_retries2,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_IPV4_TCP_FIN_TIMEOUT,
@@ -337,8 +337,8 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_fin_timeout,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies
},
#ifdef CONFIG_SYN_COOKIES
{
@@ -347,7 +347,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_syncookies,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
#endif
{
@@ -356,7 +356,7 @@ static struct ctl_table ipv4_table[] = {
.data = &tcp_death_row.sysctl_tw_recycle,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_TCP_ABORT_ON_OVERFLOW,
@@ -364,7 +364,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_abort_on_overflow,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_TCP_STDURG,
@@ -372,7 +372,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_stdurg,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_TCP_RFC1337,
@@ -380,7 +380,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_rfc1337,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_TCP_MAX_SYN_BACKLOG,
@@ -388,7 +388,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_max_syn_backlog,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_IPV4_LOCAL_PORT_RANGE,
@@ -396,8 +396,8 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_local_ports.range,
.maxlen = sizeof(sysctl_local_ports.range),
.mode = 0644,
- .proc_handler = &ipv4_local_port_range,
- .strategy = &ipv4_sysctl_local_port_range,
+ .proc_handler = ipv4_local_port_range,
+ .strategy = ipv4_sysctl_local_port_range,
},
#ifdef CONFIG_IP_MULTICAST
{
@@ -406,7 +406,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_igmp_max_memberships,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
#endif
@@ -416,7 +416,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_igmp_max_msf,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_IPV4_INET_PEER_THRESHOLD,
@@ -424,7 +424,7 @@ static struct ctl_table ipv4_table[] = {
.data = &inet_peer_threshold,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_IPV4_INET_PEER_MINTTL,
@@ -432,8 +432,8 @@ static struct ctl_table ipv4_table[] = {
.data = &inet_peer_minttl,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies
},
{
.ctl_name = NET_IPV4_INET_PEER_MAXTTL,
@@ -441,8 +441,8 @@ static struct ctl_table ipv4_table[] = {
.data = &inet_peer_maxttl,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies
},
{
.ctl_name = NET_IPV4_INET_PEER_GC_MINTIME,
@@ -450,8 +450,8 @@ static struct ctl_table ipv4_table[] = {
.data = &inet_peer_gc_mintime,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies
},
{
.ctl_name = NET_IPV4_INET_PEER_GC_MAXTIME,
@@ -459,8 +459,8 @@ static struct ctl_table ipv4_table[] = {
.data = &inet_peer_gc_maxtime,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies
},
{
.ctl_name = NET_TCP_ORPHAN_RETRIES,
@@ -468,7 +468,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_orphan_retries,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_TCP_FACK,
@@ -476,7 +476,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_fack,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_TCP_REORDERING,
@@ -484,7 +484,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_reordering,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_TCP_ECN,
@@ -492,7 +492,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_ecn,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_TCP_DSACK,
@@ -500,7 +500,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_dsack,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_TCP_MEM,
@@ -508,7 +508,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_mem,
.maxlen = sizeof(sysctl_tcp_mem),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_TCP_WMEM,
@@ -516,7 +516,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_wmem,
.maxlen = sizeof(sysctl_tcp_wmem),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_TCP_RMEM,
@@ -524,7 +524,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_rmem,
.maxlen = sizeof(sysctl_tcp_rmem),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_TCP_APP_WIN,
@@ -532,7 +532,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_app_win,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_TCP_ADV_WIN_SCALE,
@@ -540,7 +540,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_adv_win_scale,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_TCP_TW_REUSE,
@@ -548,7 +548,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_tw_reuse,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_TCP_FRTO,
@@ -556,7 +556,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_frto,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_TCP_FRTO_RESPONSE,
@@ -564,7 +564,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_frto_response,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_TCP_LOW_LATENCY,
@@ -572,7 +572,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_low_latency,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_TCP_NO_METRICS_SAVE,
@@ -580,7 +580,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_nometrics_save,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_TCP_MODERATE_RCVBUF,
@@ -588,7 +588,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_moderate_rcvbuf,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_TCP_TSO_WIN_DIVISOR,
@@ -596,15 +596,15 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_tso_win_divisor,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_TCP_CONG_CONTROL,
.procname = "tcp_congestion_control",
.mode = 0644,
.maxlen = TCP_CA_NAME_MAX,
- .proc_handler = &proc_tcp_congestion_control,
- .strategy = &sysctl_tcp_congestion_control,
+ .proc_handler = proc_tcp_congestion_control,
+ .strategy = sysctl_tcp_congestion_control,
},
{
.ctl_name = NET_TCP_ABC,
@@ -612,7 +612,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_abc,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_TCP_MTU_PROBING,
@@ -620,7 +620,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_mtu_probing,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_TCP_BASE_MSS,
@@ -628,7 +628,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_base_mss,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV4_TCP_WORKAROUND_SIGNED_WINDOWS,
@@ -636,7 +636,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_workaround_signed_windows,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
#ifdef CONFIG_NET_DMA
{
@@ -645,7 +645,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_dma_copybreak,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
#endif
{
@@ -654,7 +654,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_slow_start_after_idle,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
#ifdef CONFIG_NETLABEL
{
@@ -663,7 +663,7 @@ static struct ctl_table ipv4_table[] = {
.data = &cipso_v4_cache_enabled,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_CIPSOV4_CACHE_BUCKET_SIZE,
@@ -671,7 +671,7 @@ static struct ctl_table ipv4_table[] = {
.data = &cipso_v4_cache_bucketsize,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_CIPSOV4_RBM_OPTFMT,
@@ -679,7 +679,7 @@ static struct ctl_table ipv4_table[] = {
.data = &cipso_v4_rbm_optfmt,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_CIPSOV4_RBM_STRICTVALID,
@@ -687,22 +687,22 @@ static struct ctl_table ipv4_table[] = {
.data = &cipso_v4_rbm_strictvalid,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
#endif /* CONFIG_NETLABEL */
{
.procname = "tcp_available_congestion_control",
.maxlen = TCP_CA_BUF_MAX,
.mode = 0444,
- .proc_handler = &proc_tcp_available_congestion_control,
+ .proc_handler = proc_tcp_available_congestion_control,
},
{
.ctl_name = NET_TCP_ALLOWED_CONG_CONTROL,
.procname = "tcp_allowed_congestion_control",
.maxlen = TCP_CA_BUF_MAX,
.mode = 0644,
- .proc_handler = &proc_allowed_congestion_control,
- .strategy = &strategy_allowed_congestion_control,
+ .proc_handler = proc_allowed_congestion_control,
+ .strategy = strategy_allowed_congestion_control,
},
{
.ctl_name = NET_TCP_MAX_SSTHRESH,
@@ -710,7 +710,7 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_tcp_max_ssthresh,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = CTL_UNNUMBERED,
@@ -718,8 +718,8 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_udp_mem,
.maxlen = sizeof(sysctl_udp_mem),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &zero
},
{
@@ -728,8 +728,8 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_udp_rmem_min,
.maxlen = sizeof(sysctl_udp_rmem_min),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &zero
},
{
@@ -738,8 +738,8 @@ static struct ctl_table ipv4_table[] = {
.data = &sysctl_udp_wmem_min,
.maxlen = sizeof(sysctl_udp_wmem_min),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &zero
},
{ .ctl_name = 0 }
@@ -752,7 +752,7 @@ static struct ctl_table ipv4_net_table[] = {
.data = &init_net.ipv4.sysctl_icmp_echo_ignore_all,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_IPV4_ICMP_ECHO_IGNORE_BROADCASTS,
@@ -760,7 +760,7 @@ static struct ctl_table ipv4_net_table[] = {
.data = &init_net.ipv4.sysctl_icmp_echo_ignore_broadcasts,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_IPV4_ICMP_IGNORE_BOGUS_ERROR_RESPONSES,
@@ -768,7 +768,7 @@ static struct ctl_table ipv4_net_table[] = {
.data = &init_net.ipv4.sysctl_icmp_ignore_bogus_error_responses,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_IPV4_ICMP_ERRORS_USE_INBOUND_IFADDR,
@@ -776,7 +776,7 @@ static struct ctl_table ipv4_net_table[] = {
.data = &init_net.ipv4.sysctl_icmp_errors_use_inbound_ifaddr,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_IPV4_ICMP_RATELIMIT,
@@ -784,8 +784,8 @@ static struct ctl_table ipv4_net_table[] = {
.data = &init_net.ipv4.sysctl_icmp_ratelimit,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_ms_jiffies,
- .strategy = &sysctl_ms_jiffies
+ .proc_handler = proc_dointvec_ms_jiffies,
+ .strategy = sysctl_ms_jiffies
},
{
.ctl_name = NET_IPV4_ICMP_RATEMASK,
@@ -793,7 +793,15 @@ static struct ctl_table ipv4_net_table[] = {
.data = &init_net.ipv4.sysctl_icmp_ratemask,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
+ },
+ {
+ .ctl_name = CTL_UNNUMBERED,
+ .procname = "rt_cache_rebuild_count",
+ .data = &init_net.ipv4.sysctl_rt_cache_rebuild_count,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = proc_dointvec
},
{ }
};
@@ -827,8 +835,12 @@ static __net_init int ipv4_sysctl_init_net(struct net *net)
&net->ipv4.sysctl_icmp_ratelimit;
table[5].data =
&net->ipv4.sysctl_icmp_ratemask;
+ table[6].data =
+ &net->ipv4.sysctl_rt_cache_rebuild_count;
}
+ net->ipv4.sysctl_rt_cache_rebuild_count = 4;
+
net->ipv4.ipv4_hdr = register_net_sysctl_table(net,
net_ipv4_ctl_path, table);
if (net->ipv4.ipv4_hdr == NULL)
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index c5aca0bb116a..044224a341eb 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -1680,7 +1680,7 @@ void tcp_set_state(struct sock *sk, int state)
inet_put_port(sk);
/* fall through */
default:
- if (oldstate==TCP_ESTABLISHED)
+ if (oldstate == TCP_ESTABLISHED)
TCP_DEC_STATS(sock_net(sk), TCP_MIB_CURRESTAB);
}
@@ -1690,7 +1690,7 @@ void tcp_set_state(struct sock *sk, int state)
sk->sk_state = state;
#ifdef STATE_TRACE
- SOCK_DEBUG(sk, "TCP sk=%p, State %s -> %s\n",sk, statename[oldstate],statename[state]);
+ SOCK_DEBUG(sk, "TCP sk=%p, State %s -> %s\n", sk, statename[oldstate], statename[state]);
#endif
}
EXPORT_SYMBOL_GPL(tcp_set_state);
@@ -2650,7 +2650,7 @@ EXPORT_SYMBOL(tcp_md5_hash_key);
void tcp_done(struct sock *sk)
{
- if(sk->sk_state == TCP_SYN_SENT || sk->sk_state == TCP_SYN_RECV)
+ if (sk->sk_state == TCP_SYN_SENT || sk->sk_state == TCP_SYN_RECV)
TCP_INC_STATS_BH(sock_net(sk), TCP_MIB_ATTEMPTFAILS);
tcp_set_state(sk, TCP_CLOSE);
@@ -2707,8 +2707,8 @@ void __init tcp_init(void)
thash_entries ? 0 : 512 * 1024);
tcp_hashinfo.ehash_size = 1 << tcp_hashinfo.ehash_size;
for (i = 0; i < tcp_hashinfo.ehash_size; i++) {
- INIT_HLIST_HEAD(&tcp_hashinfo.ehash[i].chain);
- INIT_HLIST_HEAD(&tcp_hashinfo.ehash[i].twchain);
+ INIT_HLIST_NULLS_HEAD(&tcp_hashinfo.ehash[i].chain, i);
+ INIT_HLIST_NULLS_HEAD(&tcp_hashinfo.ehash[i].twchain, i);
}
if (inet_ehash_locks_alloc(&tcp_hashinfo))
panic("TCP: failed to alloc ehash_locks");
diff --git a/net/ipv4/tcp_cubic.c b/net/ipv4/tcp_cubic.c
index 4a1221e5e8ee..ee467ec40c4f 100644
--- a/net/ipv4/tcp_cubic.c
+++ b/net/ipv4/tcp_cubic.c
@@ -1,13 +1,23 @@
/*
- * TCP CUBIC: Binary Increase Congestion control for TCP v2.2
+ * TCP CUBIC: Binary Increase Congestion control for TCP v2.3
* Home page:
* http://netsrv.csc.ncsu.edu/twiki/bin/view/Main/BIC
* This is from the implementation of CUBIC TCP in
- * Injong Rhee, Lisong Xu.
- * "CUBIC: A New TCP-Friendly High-Speed TCP Variant
- * in PFLDnet 2005
+ * Sangtae Ha, Injong Rhee and Lisong Xu,
+ * "CUBIC: A New TCP-Friendly High-Speed TCP Variant"
+ * in ACM SIGOPS Operating System Review, July 2008.
* Available from:
- * http://netsrv.csc.ncsu.edu/export/cubic-paper.pdf
+ * http://netsrv.csc.ncsu.edu/export/cubic_a_new_tcp_2008.pdf
+ *
+ * CUBIC integrates a new slow start algorithm, called HyStart.
+ * The details of HyStart are presented in
+ * Sangtae Ha and Injong Rhee,
+ * "Taming the Elephants: New TCP Slow Start", NCSU TechReport 2008.
+ * Available from:
+ * http://netsrv.csc.ncsu.edu/export/hystart_techreport_2008.pdf
+ *
+ * All testing results are available from:
+ * http://netsrv.csc.ncsu.edu/wiki/index.php/TCP_Testing
*
* Unless CUBIC is enabled and congestion window is large
* this behaves the same as the original Reno.
@@ -23,12 +33,26 @@
*/
#define BICTCP_HZ 10 /* BIC HZ 2^10 = 1024 */
+/* Two methods of hybrid slow start */
+#define HYSTART_ACK_TRAIN 0x1
+#define HYSTART_DELAY 0x2
+
+/* Number of delay samples for detecting the increase of delay */
+#define HYSTART_MIN_SAMPLES 8
+#define HYSTART_DELAY_MIN (2U<<3)
+#define HYSTART_DELAY_MAX (16U<<3)
+#define HYSTART_DELAY_THRESH(x) clamp(x, HYSTART_DELAY_MIN, HYSTART_DELAY_MAX)
+
static int fast_convergence __read_mostly = 1;
static int beta __read_mostly = 717; /* = 717/1024 (BICTCP_BETA_SCALE) */
static int initial_ssthresh __read_mostly;
static int bic_scale __read_mostly = 41;
static int tcp_friendliness __read_mostly = 1;
+static int hystart __read_mostly = 1;
+static int hystart_detect __read_mostly = HYSTART_ACK_TRAIN | HYSTART_DELAY;
+static int hystart_low_window __read_mostly = 16;
+
static u32 cube_rtt_scale __read_mostly;
static u32 beta_scale __read_mostly;
static u64 cube_factor __read_mostly;
@@ -44,6 +68,13 @@ module_param(bic_scale, int, 0444);
MODULE_PARM_DESC(bic_scale, "scale (scaled by 1024) value for bic function (bic_scale/1024)");
module_param(tcp_friendliness, int, 0644);
MODULE_PARM_DESC(tcp_friendliness, "turn on/off tcp friendliness");
+module_param(hystart, int, 0644);
+MODULE_PARM_DESC(hystart, "turn on/off hybrid slow start algorithm");
+module_param(hystart_detect, int, 0644);
+MODULE_PARM_DESC(hystart_detect, "hyrbrid slow start detection mechanisms"
+ " 1: packet-train 2: delay 3: both packet-train and delay");
+module_param(hystart_low_window, int, 0644);
+MODULE_PARM_DESC(hystart_low_window, "lower bound cwnd for hybrid slow start");
/* BIC TCP Parameters */
struct bictcp {
@@ -59,7 +90,13 @@ struct bictcp {
u32 ack_cnt; /* number of acks */
u32 tcp_cwnd; /* estimated tcp cwnd */
#define ACK_RATIO_SHIFT 4
- u32 delayed_ack; /* estimate the ratio of Packets/ACKs << 4 */
+ u16 delayed_ack; /* estimate the ratio of Packets/ACKs << 4 */
+ u8 sample_cnt; /* number of samples to decide curr_rtt */
+ u8 found; /* the exit point is found? */
+ u32 round_start; /* beginning of each round */
+ u32 end_seq; /* end_seq of the round */
+ u32 last_jiffies; /* last time when the ACK spacing is close */
+ u32 curr_rtt; /* the minimum rtt of current round */
};
static inline void bictcp_reset(struct bictcp *ca)
@@ -76,12 +113,28 @@ static inline void bictcp_reset(struct bictcp *ca)
ca->delayed_ack = 2 << ACK_RATIO_SHIFT;
ca->ack_cnt = 0;
ca->tcp_cwnd = 0;
+ ca->found = 0;
+}
+
+static inline void bictcp_hystart_reset(struct sock *sk)
+{
+ struct tcp_sock *tp = tcp_sk(sk);
+ struct bictcp *ca = inet_csk_ca(sk);
+
+ ca->round_start = ca->last_jiffies = jiffies;
+ ca->end_seq = tp->snd_nxt;
+ ca->curr_rtt = 0;
+ ca->sample_cnt = 0;
}
static void bictcp_init(struct sock *sk)
{
bictcp_reset(inet_csk_ca(sk));
- if (initial_ssthresh)
+
+ if (hystart)
+ bictcp_hystart_reset(sk);
+
+ if (!hystart && initial_ssthresh)
tcp_sk(sk)->snd_ssthresh = initial_ssthresh;
}
@@ -235,9 +288,11 @@ static void bictcp_cong_avoid(struct sock *sk, u32 ack, u32 in_flight)
if (!tcp_is_cwnd_limited(sk, in_flight))
return;
- if (tp->snd_cwnd <= tp->snd_ssthresh)
+ if (tp->snd_cwnd <= tp->snd_ssthresh) {
+ if (hystart && after(ack, ca->end_seq))
+ bictcp_hystart_reset(sk);
tcp_slow_start(tp);
- else {
+ } else {
bictcp_update(ca, tp->snd_cwnd);
/* In dangerous area, increase slowly.
@@ -281,8 +336,45 @@ static u32 bictcp_undo_cwnd(struct sock *sk)
static void bictcp_state(struct sock *sk, u8 new_state)
{
- if (new_state == TCP_CA_Loss)
+ if (new_state == TCP_CA_Loss) {
bictcp_reset(inet_csk_ca(sk));
+ bictcp_hystart_reset(sk);
+ }
+}
+
+static void hystart_update(struct sock *sk, u32 delay)
+{
+ struct tcp_sock *tp = tcp_sk(sk);
+ struct bictcp *ca = inet_csk_ca(sk);
+
+ if (!(ca->found & hystart_detect)) {
+ u32 curr_jiffies = jiffies;
+
+ /* first detection parameter - ack-train detection */
+ if (curr_jiffies - ca->last_jiffies <= msecs_to_jiffies(2)) {
+ ca->last_jiffies = curr_jiffies;
+ if (curr_jiffies - ca->round_start >= ca->delay_min>>4)
+ ca->found |= HYSTART_ACK_TRAIN;
+ }
+
+ /* obtain the minimum delay of more than sampling packets */
+ if (ca->sample_cnt < HYSTART_MIN_SAMPLES) {
+ if (ca->curr_rtt == 0 || ca->curr_rtt > delay)
+ ca->curr_rtt = delay;
+
+ ca->sample_cnt++;
+ } else {
+ if (ca->curr_rtt > ca->delay_min +
+ HYSTART_DELAY_THRESH(ca->delay_min>>4))
+ ca->found |= HYSTART_DELAY;
+ }
+ /*
+ * Either one of two conditions are met,
+ * we exit from slow start immediately.
+ */
+ if (ca->found & hystart_detect)
+ tp->snd_ssthresh = tp->snd_cwnd;
+ }
}
/* Track delayed acknowledgment ratio using sliding window
@@ -291,6 +383,7 @@ static void bictcp_state(struct sock *sk, u8 new_state)
static void bictcp_acked(struct sock *sk, u32 cnt, s32 rtt_us)
{
const struct inet_connection_sock *icsk = inet_csk(sk);
+ const struct tcp_sock *tp = tcp_sk(sk);
struct bictcp *ca = inet_csk_ca(sk);
u32 delay;
@@ -314,6 +407,11 @@ static void bictcp_acked(struct sock *sk, u32 cnt, s32 rtt_us)
/* first time call or link delay decreases */
if (ca->delay_min == 0 || ca->delay_min > delay)
ca->delay_min = delay;
+
+ /* hystart triggers when cwnd is larger than some threshold */
+ if (hystart && tp->snd_cwnd <= tp->snd_ssthresh &&
+ tp->snd_cwnd >= hystart_low_window)
+ hystart_update(sk, delay);
}
static struct tcp_congestion_ops cubictcp = {
@@ -372,4 +470,4 @@ module_exit(cubictcp_unregister);
MODULE_AUTHOR("Sangtae Ha, Stephen Hemminger");
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("CUBIC TCP");
-MODULE_VERSION("2.2");
+MODULE_VERSION("2.3");
diff --git a/net/ipv4/tcp_diag.c b/net/ipv4/tcp_diag.c
index 838d491dfda7..fcbcd4ff6c5f 100644
--- a/net/ipv4/tcp_diag.c
+++ b/net/ipv4/tcp_diag.c
@@ -34,7 +34,7 @@ static void tcp_diag_get_info(struct sock *sk, struct inet_diag_msg *r,
tcp_get_info(sk, info);
}
-static struct inet_diag_handler tcp_diag_handler = {
+static const struct inet_diag_handler tcp_diag_handler = {
.idiag_hashinfo = &tcp_hashinfo,
.idiag_get_info = tcp_diag_get_info,
.idiag_type = TCPDIAG_GETSOCK,
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index d77c0d29e239..097294b7da3e 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -2336,9 +2336,9 @@ static void DBGUNDO(struct sock *sk, const char *msg)
struct inet_sock *inet = inet_sk(sk);
if (sk->sk_family == AF_INET) {
- printk(KERN_DEBUG "Undo %s " NIPQUAD_FMT "/%u c%u l%u ss%u/%u p%u\n",
+ printk(KERN_DEBUG "Undo %s %pI4/%u c%u l%u ss%u/%u p%u\n",
msg,
- NIPQUAD(inet->daddr), ntohs(inet->dport),
+ &inet->daddr, ntohs(inet->dport),
tp->snd_cwnd, tcp_left_out(tp),
tp->snd_ssthresh, tp->prior_ssthresh,
tp->packets_out);
@@ -2346,9 +2346,9 @@ static void DBGUNDO(struct sock *sk, const char *msg)
#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
else if (sk->sk_family == AF_INET6) {
struct ipv6_pinfo *np = inet6_sk(sk);
- printk(KERN_DEBUG "Undo %s " NIP6_FMT "/%u c%u l%u ss%u/%u p%u\n",
+ printk(KERN_DEBUG "Undo %s %pI6/%u c%u l%u ss%u/%u p%u\n",
msg,
- NIP6(np->daddr), ntohs(inet->dport),
+ &np->daddr, ntohs(inet->dport),
tp->snd_cwnd, tcp_left_out(tp),
tp->snd_ssthresh, tp->prior_ssthresh,
tp->packets_out);
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 5c8fa7f1e327..330b08a12274 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -97,11 +97,7 @@ struct tcp_md5sig_key *tcp_v4_md5_do_lookup(struct sock *sk, __be32 addr)
}
#endif
-struct inet_hashinfo __cacheline_aligned tcp_hashinfo = {
- .lhash_lock = __RW_LOCK_UNLOCKED(tcp_hashinfo.lhash_lock),
- .lhash_users = ATOMIC_INIT(0),
- .lhash_wait = __WAIT_QUEUE_HEAD_INITIALIZER(tcp_hashinfo.lhash_wait),
-};
+struct inet_hashinfo tcp_hashinfo;
static inline __u32 tcp_v4_init_sequence(struct sk_buff *skb)
{
@@ -492,7 +488,7 @@ void tcp_v4_send_check(struct sock *sk, int len, struct sk_buff *skb)
skb->csum_offset = offsetof(struct tcphdr, check);
} else {
th->check = tcp_v4_check(len, inet->saddr, inet->daddr,
- csum_partial((char *)th,
+ csum_partial(th,
th->doff << 2,
skb->csum));
}
@@ -726,7 +722,7 @@ static int __tcp_v4_send_synack(struct sock *sk, struct request_sock *req,
th->check = tcp_v4_check(skb->len,
ireq->loc_addr,
ireq->rmt_addr,
- csum_partial((char *)th, skb->len,
+ csum_partial(th, skb->len,
skb->csum));
err = ip_build_and_send_pkt(skb, sk, ireq->loc_addr,
@@ -1139,10 +1135,9 @@ static int tcp_v4_inbound_md5_hash(struct sock *sk, struct sk_buff *skb)
if (genhash || memcmp(hash_location, newhash, 16) != 0) {
if (net_ratelimit()) {
- printk(KERN_INFO "MD5 Hash failed for "
- "(" NIPQUAD_FMT ", %d)->(" NIPQUAD_FMT ", %d)%s\n",
- NIPQUAD(iph->saddr), ntohs(th->source),
- NIPQUAD(iph->daddr), ntohs(th->dest),
+ printk(KERN_INFO "MD5 Hash failed for (%pI4, %d)->(%pI4, %d)%s\n",
+ &iph->saddr, ntohs(th->source),
+ &iph->daddr, ntohs(th->dest),
genhash ? " tcp_v4_calc_md5_hash failed" : "");
}
return 1;
@@ -1297,10 +1292,8 @@ int tcp_v4_conn_request(struct sock *sk, struct sk_buff *skb)
* to destinations, already remembered
* to the moment of synflood.
*/
- LIMIT_NETDEBUG(KERN_DEBUG "TCP: drop open "
- "request from " NIPQUAD_FMT "/%u\n",
- NIPQUAD(saddr),
- ntohs(tcp_hdr(skb)->source));
+ LIMIT_NETDEBUG(KERN_DEBUG "TCP: drop open request from %pI4/%u\n",
+ &saddr, ntohs(tcp_hdr(skb)->source));
goto drop_and_release;
}
@@ -1860,16 +1853,16 @@ EXPORT_SYMBOL(tcp_v4_destroy_sock);
#ifdef CONFIG_PROC_FS
/* Proc filesystem TCP sock list dumping. */
-static inline struct inet_timewait_sock *tw_head(struct hlist_head *head)
+static inline struct inet_timewait_sock *tw_head(struct hlist_nulls_head *head)
{
- return hlist_empty(head) ? NULL :
+ return hlist_nulls_empty(head) ? NULL :
list_entry(head->first, struct inet_timewait_sock, tw_node);
}
static inline struct inet_timewait_sock *tw_next(struct inet_timewait_sock *tw)
{
- return tw->tw_node.next ?
- hlist_entry(tw->tw_node.next, typeof(*tw), tw_node) : NULL;
+ return !is_a_nulls(tw->tw_node.next) ?
+ hlist_nulls_entry(tw->tw_node.next, typeof(*tw), tw_node) : NULL;
}
static void *listening_get_next(struct seq_file *seq, void *cur)
@@ -1877,15 +1870,18 @@ static void *listening_get_next(struct seq_file *seq, void *cur)
struct inet_connection_sock *icsk;
struct hlist_node *node;
struct sock *sk = cur;
- struct tcp_iter_state* st = seq->private;
+ struct inet_listen_hashbucket *ilb;
+ struct tcp_iter_state *st = seq->private;
struct net *net = seq_file_net(seq);
if (!sk) {
st->bucket = 0;
- sk = sk_head(&tcp_hashinfo.listening_hash[0]);
+ ilb = &tcp_hashinfo.listening_hash[0];
+ spin_lock_bh(&ilb->lock);
+ sk = sk_head(&ilb->head);
goto get_sk;
}
-
+ ilb = &tcp_hashinfo.listening_hash[st->bucket];
++st->num;
if (st->state == TCP_SEQ_STATE_OPENREQ) {
@@ -1935,8 +1931,11 @@ start_req:
}
read_unlock_bh(&icsk->icsk_accept_queue.syn_wait_lock);
}
+ spin_unlock_bh(&ilb->lock);
if (++st->bucket < INET_LHTABLE_SIZE) {
- sk = sk_head(&tcp_hashinfo.listening_hash[st->bucket]);
+ ilb = &tcp_hashinfo.listening_hash[st->bucket];
+ spin_lock_bh(&ilb->lock);
+ sk = sk_head(&ilb->head);
goto get_sk;
}
cur = NULL;
@@ -1957,19 +1956,19 @@ static void *listening_get_idx(struct seq_file *seq, loff_t *pos)
static inline int empty_bucket(struct tcp_iter_state *st)
{
- return hlist_empty(&tcp_hashinfo.ehash[st->bucket].chain) &&
- hlist_empty(&tcp_hashinfo.ehash[st->bucket].twchain);
+ return hlist_nulls_empty(&tcp_hashinfo.ehash[st->bucket].chain) &&
+ hlist_nulls_empty(&tcp_hashinfo.ehash[st->bucket].twchain);
}
static void *established_get_first(struct seq_file *seq)
{
- struct tcp_iter_state* st = seq->private;
+ struct tcp_iter_state *st = seq->private;
struct net *net = seq_file_net(seq);
void *rc = NULL;
for (st->bucket = 0; st->bucket < tcp_hashinfo.ehash_size; ++st->bucket) {
struct sock *sk;
- struct hlist_node *node;
+ struct hlist_nulls_node *node;
struct inet_timewait_sock *tw;
rwlock_t *lock = inet_ehash_lockp(&tcp_hashinfo, st->bucket);
@@ -1978,7 +1977,7 @@ static void *established_get_first(struct seq_file *seq)
continue;
read_lock_bh(lock);
- sk_for_each(sk, node, &tcp_hashinfo.ehash[st->bucket].chain) {
+ sk_nulls_for_each(sk, node, &tcp_hashinfo.ehash[st->bucket].chain) {
if (sk->sk_family != st->family ||
!net_eq(sock_net(sk), net)) {
continue;
@@ -2007,8 +2006,8 @@ static void *established_get_next(struct seq_file *seq, void *cur)
{
struct sock *sk = cur;
struct inet_timewait_sock *tw;
- struct hlist_node *node;
- struct tcp_iter_state* st = seq->private;
+ struct hlist_nulls_node *node;
+ struct tcp_iter_state *st = seq->private;
struct net *net = seq_file_net(seq);
++st->num;
@@ -2035,11 +2034,11 @@ get_tw:
return NULL;
read_lock_bh(inet_ehash_lockp(&tcp_hashinfo, st->bucket));
- sk = sk_head(&tcp_hashinfo.ehash[st->bucket].chain);
+ sk = sk_nulls_head(&tcp_hashinfo.ehash[st->bucket].chain);
} else
- sk = sk_next(sk);
+ sk = sk_nulls_next(sk);
- sk_for_each_from(sk, node) {
+ sk_nulls_for_each_from(sk, node) {
if (sk->sk_family == st->family && net_eq(sock_net(sk), net))
goto found;
}
@@ -2067,14 +2066,12 @@ static void *established_get_idx(struct seq_file *seq, loff_t pos)
static void *tcp_get_idx(struct seq_file *seq, loff_t pos)
{
void *rc;
- struct tcp_iter_state* st = seq->private;
+ struct tcp_iter_state *st = seq->private;
- inet_listen_lock(&tcp_hashinfo);
st->state = TCP_SEQ_STATE_LISTENING;
rc = listening_get_idx(seq, &pos);
if (!rc) {
- inet_listen_unlock(&tcp_hashinfo);
st->state = TCP_SEQ_STATE_ESTABLISHED;
rc = established_get_idx(seq, pos);
}
@@ -2084,7 +2081,7 @@ static void *tcp_get_idx(struct seq_file *seq, loff_t pos)
static void *tcp_seq_start(struct seq_file *seq, loff_t *pos)
{
- struct tcp_iter_state* st = seq->private;
+ struct tcp_iter_state *st = seq->private;
st->state = TCP_SEQ_STATE_LISTENING;
st->num = 0;
return *pos ? tcp_get_idx(seq, *pos - 1) : SEQ_START_TOKEN;
@@ -2093,7 +2090,7 @@ static void *tcp_seq_start(struct seq_file *seq, loff_t *pos)
static void *tcp_seq_next(struct seq_file *seq, void *v, loff_t *pos)
{
void *rc = NULL;
- struct tcp_iter_state* st;
+ struct tcp_iter_state *st;
if (v == SEQ_START_TOKEN) {
rc = tcp_get_idx(seq, 0);
@@ -2106,7 +2103,6 @@ static void *tcp_seq_next(struct seq_file *seq, void *v, loff_t *pos)
case TCP_SEQ_STATE_LISTENING:
rc = listening_get_next(seq, v);
if (!rc) {
- inet_listen_unlock(&tcp_hashinfo);
st->state = TCP_SEQ_STATE_ESTABLISHED;
rc = established_get_first(seq);
}
@@ -2123,7 +2119,7 @@ out:
static void tcp_seq_stop(struct seq_file *seq, void *v)
{
- struct tcp_iter_state* st = seq->private;
+ struct tcp_iter_state *st = seq->private;
switch (st->state) {
case TCP_SEQ_STATE_OPENREQ:
@@ -2133,7 +2129,7 @@ static void tcp_seq_stop(struct seq_file *seq, void *v)
}
case TCP_SEQ_STATE_LISTENING:
if (v != SEQ_START_TOKEN)
- inet_listen_unlock(&tcp_hashinfo);
+ spin_unlock_bh(&tcp_hashinfo.listening_hash[st->bucket].lock);
break;
case TCP_SEQ_STATE_TIME_WAIT:
case TCP_SEQ_STATE_ESTABLISHED:
@@ -2284,7 +2280,7 @@ static void get_timewait4_sock(struct inet_timewait_sock *tw,
static int tcp4_seq_show(struct seq_file *seq, void *v)
{
- struct tcp_iter_state* st;
+ struct tcp_iter_state *st;
int len;
if (v == SEQ_START_TOKEN) {
@@ -2378,6 +2374,7 @@ struct proto tcp_prot = {
.sysctl_rmem = sysctl_tcp_rmem,
.max_header = MAX_TCP_HEADER,
.obj_size = sizeof(struct tcp_sock),
+ .slab_flags = SLAB_DESTROY_BY_RCU,
.twsk_prot = &tcp_timewait_sock_ops,
.rsk_prot = &tcp_request_sock_ops,
.h.hashinfo = &tcp_hashinfo,
@@ -2407,6 +2404,7 @@ static struct pernet_operations __net_initdata tcp_sk_ops = {
void __init tcp_v4_init(void)
{
+ inet_hashinfo_init(&tcp_hashinfo);
if (register_pernet_device(&tcp_sk_ops))
panic("Failed to create the TCP control socket.\n");
}
diff --git a/net/ipv4/tcp_minisocks.c b/net/ipv4/tcp_minisocks.c
index 779f2e9d0689..f67effbb102b 100644
--- a/net/ipv4/tcp_minisocks.c
+++ b/net/ipv4/tcp_minisocks.c
@@ -491,7 +491,7 @@ struct sock *tcp_create_openreq_child(struct sock *sk, struct request_sock *req,
* as a request_sock.
*/
-struct sock *tcp_check_req(struct sock *sk,struct sk_buff *skb,
+struct sock *tcp_check_req(struct sock *sk, struct sk_buff *skb,
struct request_sock *req,
struct request_sock **prev)
{
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index ba85d8831893..a524627923ae 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -42,7 +42,7 @@
/* People can turn this off for buggy TCP's found in printers etc. */
int sysctl_tcp_retrans_collapse __read_mostly = 1;
-/* People can turn this on to work with those rare, broken TCPs that
+/* People can turn this on to work with those rare, broken TCPs that
* interpret the window field as a signed quantity.
*/
int sysctl_tcp_workaround_signed_windows __read_mostly = 0;
@@ -484,7 +484,7 @@ static unsigned tcp_syn_options(struct sock *sk, struct sk_buff *skb,
}
if (likely(sysctl_tcp_window_scaling)) {
opts->ws = tp->rx_opt.rcv_wscale;
- if(likely(opts->ws))
+ if (likely(opts->ws))
size += TCPOLEN_WSCALE_ALIGNED;
}
if (likely(sysctl_tcp_sack)) {
@@ -526,7 +526,7 @@ static unsigned tcp_synack_options(struct sock *sk,
if (likely(ireq->wscale_ok)) {
opts->ws = ireq->rcv_wscale;
- if(likely(opts->ws))
+ if (likely(opts->ws))
size += TCPOLEN_WSCALE_ALIGNED;
}
if (likely(doing_ts)) {
@@ -1172,7 +1172,7 @@ static int tcp_init_tso_segs(struct sock *sk, struct sk_buff *skb,
static inline int tcp_minshall_check(const struct tcp_sock *tp)
{
- return after(tp->snd_sml,tp->snd_una) &&
+ return after(tp->snd_sml, tp->snd_una) &&
!after(tp->snd_sml, tp->snd_nxt);
}
diff --git a/net/ipv4/tcp_probe.c b/net/ipv4/tcp_probe.c
index 7ddc30f0744f..25524d4e372a 100644
--- a/net/ipv4/tcp_probe.c
+++ b/net/ipv4/tcp_probe.c
@@ -153,12 +153,11 @@ static int tcpprobe_sprint(char *tbuf, int n)
= ktime_to_timespec(ktime_sub(p->tstamp, tcp_probe.start));
return snprintf(tbuf, n,
- "%lu.%09lu " NIPQUAD_FMT ":%u " NIPQUAD_FMT ":%u"
- " %d %#x %#x %u %u %u %u\n",
+ "%lu.%09lu %pI4:%u %pI4:%u %d %#x %#x %u %u %u %u\n",
(unsigned long) tv.tv_sec,
(unsigned long) tv.tv_nsec,
- NIPQUAD(p->saddr), ntohs(p->sport),
- NIPQUAD(p->daddr), ntohs(p->dport),
+ &p->saddr, ntohs(p->sport),
+ &p->daddr, ntohs(p->dport),
p->length, p->snd_nxt, p->snd_una,
p->snd_cwnd, p->ssthresh, p->snd_wnd, p->srtt);
}
diff --git a/net/ipv4/tcp_timer.c b/net/ipv4/tcp_timer.c
index 6b6dff1164b9..3df339e3e363 100644
--- a/net/ipv4/tcp_timer.c
+++ b/net/ipv4/tcp_timer.c
@@ -171,7 +171,7 @@ static int tcp_write_timeout(struct sock *sk)
static void tcp_delack_timer(unsigned long data)
{
- struct sock *sk = (struct sock*)data;
+ struct sock *sk = (struct sock *)data;
struct tcp_sock *tp = tcp_sk(sk);
struct inet_connection_sock *icsk = inet_csk(sk);
@@ -299,15 +299,15 @@ static void tcp_retransmit_timer(struct sock *sk)
#ifdef TCP_DEBUG
struct inet_sock *inet = inet_sk(sk);
if (sk->sk_family == AF_INET) {
- LIMIT_NETDEBUG(KERN_DEBUG "TCP: Treason uncloaked! Peer " NIPQUAD_FMT ":%u/%u shrinks window %u:%u. Repaired.\n",
- NIPQUAD(inet->daddr), ntohs(inet->dport),
+ LIMIT_NETDEBUG(KERN_DEBUG "TCP: Treason uncloaked! Peer %pI4:%u/%u shrinks window %u:%u. Repaired.\n",
+ &inet->daddr, ntohs(inet->dport),
inet->num, tp->snd_una, tp->snd_nxt);
}
#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
else if (sk->sk_family == AF_INET6) {
struct ipv6_pinfo *np = inet6_sk(sk);
- LIMIT_NETDEBUG(KERN_DEBUG "TCP: Treason uncloaked! Peer " NIP6_FMT ":%u/%u shrinks window %u:%u. Repaired.\n",
- NIP6(np->daddr), ntohs(inet->dport),
+ LIMIT_NETDEBUG(KERN_DEBUG "TCP: Treason uncloaked! Peer %pI6:%u/%u shrinks window %u:%u. Repaired.\n",
+ &np->daddr, ntohs(inet->dport),
inet->num, tp->snd_una, tp->snd_nxt);
}
#endif
@@ -396,7 +396,7 @@ out:;
static void tcp_write_timer(unsigned long data)
{
- struct sock *sk = (struct sock*)data;
+ struct sock *sk = (struct sock *)data;
struct inet_connection_sock *icsk = inet_csk(sk);
int event;
diff --git a/net/ipv4/tcp_yeah.c b/net/ipv4/tcp_yeah.c
index e03b10183a8b..9ec843a9bbb2 100644
--- a/net/ipv4/tcp_yeah.c
+++ b/net/ipv4/tcp_yeah.c
@@ -83,7 +83,7 @@ static void tcp_yeah_cong_avoid(struct sock *sk, u32 ack, u32 in_flight)
else if (!yeah->doing_reno_now) {
/* Scalable */
- tp->snd_cwnd_cnt+=yeah->pkts_acked;
+ tp->snd_cwnd_cnt += yeah->pkts_acked;
if (tp->snd_cwnd_cnt > min(tp->snd_cwnd, TCP_SCALABLE_AI_CNT)){
if (tp->snd_cwnd < tp->snd_cwnd_clamp)
tp->snd_cwnd++;
@@ -224,7 +224,7 @@ static u32 tcp_yeah_ssthresh(struct sock *sk) {
reduction = max( reduction, tp->snd_cwnd >> TCP_YEAH_DELTA);
} else
- reduction = max(tp->snd_cwnd>>1,2U);
+ reduction = max(tp->snd_cwnd>>1, 2U);
yeah->fast_count = 0;
yeah->reno_count = max(yeah->reno_count>>1, 2U);
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index 98c1fd09be88..da869ce041d9 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -81,6 +81,8 @@
#include <asm/uaccess.h>
#include <asm/ioctls.h>
#include <linux/bootmem.h>
+#include <linux/highmem.h>
+#include <linux/swap.h>
#include <linux/types.h>
#include <linux/fcntl.h>
#include <linux/module.h>
@@ -104,12 +106,8 @@
#include <net/xfrm.h>
#include "udp_impl.h"
-/*
- * Snmp MIB for the UDP layer
- */
-
-struct hlist_head udp_hash[UDP_HTABLE_SIZE];
-DEFINE_RWLOCK(udp_hash_lock);
+struct udp_table udp_table;
+EXPORT_SYMBOL(udp_table);
int sysctl_udp_mem[3] __read_mostly;
int sysctl_udp_rmem_min __read_mostly;
@@ -123,15 +121,15 @@ atomic_t udp_memory_allocated;
EXPORT_SYMBOL(udp_memory_allocated);
static int udp_lib_lport_inuse(struct net *net, __u16 num,
- const struct hlist_head udptable[],
+ const struct udp_hslot *hslot,
struct sock *sk,
int (*saddr_comp)(const struct sock *sk1,
const struct sock *sk2))
{
struct sock *sk2;
- struct hlist_node *node;
+ struct hlist_nulls_node *node;
- sk_for_each(sk2, node, &udptable[udp_hashfn(net, num)])
+ sk_nulls_for_each(sk2, node, &hslot->head)
if (net_eq(sock_net(sk2), net) &&
sk2 != sk &&
sk2->sk_hash == num &&
@@ -154,12 +152,11 @@ int udp_lib_get_port(struct sock *sk, unsigned short snum,
int (*saddr_comp)(const struct sock *sk1,
const struct sock *sk2 ) )
{
- struct hlist_head *udptable = sk->sk_prot->h.udp_hash;
+ struct udp_hslot *hslot;
+ struct udp_table *udptable = sk->sk_prot->h.udp_table;
int error = 1;
struct net *net = sock_net(sk);
- write_lock_bh(&udp_hash_lock);
-
if (!snum) {
int low, high, remaining;
unsigned rand;
@@ -171,26 +168,34 @@ int udp_lib_get_port(struct sock *sk, unsigned short snum,
rand = net_random();
snum = first = rand % remaining + low;
rand |= 1;
- while (udp_lib_lport_inuse(net, snum, udptable, sk,
- saddr_comp)) {
+ for (;;) {
+ hslot = &udptable->hash[udp_hashfn(net, snum)];
+ spin_lock_bh(&hslot->lock);
+ if (!udp_lib_lport_inuse(net, snum, hslot, sk, saddr_comp))
+ break;
+ spin_unlock_bh(&hslot->lock);
do {
snum = snum + rand;
} while (snum < low || snum > high);
if (snum == first)
goto fail;
}
- } else if (udp_lib_lport_inuse(net, snum, udptable, sk, saddr_comp))
- goto fail;
-
+ } else {
+ hslot = &udptable->hash[udp_hashfn(net, snum)];
+ spin_lock_bh(&hslot->lock);
+ if (udp_lib_lport_inuse(net, snum, hslot, sk, saddr_comp))
+ goto fail_unlock;
+ }
inet_sk(sk)->num = snum;
sk->sk_hash = snum;
if (sk_unhashed(sk)) {
- sk_add_node(sk, &udptable[udp_hashfn(net, snum)]);
+ sk_nulls_add_node_rcu(sk, &hslot->head);
sock_prot_inuse_add(sock_net(sk), sk->sk_prot, 1);
}
error = 0;
+fail_unlock:
+ spin_unlock_bh(&hslot->lock);
fail:
- write_unlock_bh(&udp_hash_lock);
return error;
}
@@ -208,63 +213,91 @@ int udp_v4_get_port(struct sock *sk, unsigned short snum)
return udp_lib_get_port(sk, snum, ipv4_rcv_saddr_equal);
}
+static inline int compute_score(struct sock *sk, struct net *net, __be32 saddr,
+ unsigned short hnum,
+ __be16 sport, __be32 daddr, __be16 dport, int dif)
+{
+ int score = -1;
+
+ if (net_eq(sock_net(sk), net) && sk->sk_hash == hnum &&
+ !ipv6_only_sock(sk)) {
+ struct inet_sock *inet = inet_sk(sk);
+
+ score = (sk->sk_family == PF_INET ? 1 : 0);
+ if (inet->rcv_saddr) {
+ if (inet->rcv_saddr != daddr)
+ return -1;
+ score += 2;
+ }
+ if (inet->daddr) {
+ if (inet->daddr != saddr)
+ return -1;
+ score += 2;
+ }
+ if (inet->dport) {
+ if (inet->dport != sport)
+ return -1;
+ score += 2;
+ }
+ if (sk->sk_bound_dev_if) {
+ if (sk->sk_bound_dev_if != dif)
+ return -1;
+ score += 2;
+ }
+ }
+ return score;
+}
+
/* UDP is nearly always wildcards out the wazoo, it makes no sense to try
* harder than this. -DaveM
*/
static struct sock *__udp4_lib_lookup(struct net *net, __be32 saddr,
__be16 sport, __be32 daddr, __be16 dport,
- int dif, struct hlist_head udptable[])
+ int dif, struct udp_table *udptable)
{
- struct sock *sk, *result = NULL;
- struct hlist_node *node;
+ struct sock *sk, *result;
+ struct hlist_nulls_node *node;
unsigned short hnum = ntohs(dport);
- int badness = -1;
-
- read_lock(&udp_hash_lock);
- sk_for_each(sk, node, &udptable[udp_hashfn(net, hnum)]) {
- struct inet_sock *inet = inet_sk(sk);
-
- if (net_eq(sock_net(sk), net) && sk->sk_hash == hnum &&
- !ipv6_only_sock(sk)) {
- int score = (sk->sk_family == PF_INET ? 1 : 0);
- if (inet->rcv_saddr) {
- if (inet->rcv_saddr != daddr)
- continue;
- score+=2;
- }
- if (inet->daddr) {
- if (inet->daddr != saddr)
- continue;
- score+=2;
- }
- if (inet->dport) {
- if (inet->dport != sport)
- continue;
- score+=2;
- }
- if (sk->sk_bound_dev_if) {
- if (sk->sk_bound_dev_if != dif)
- continue;
- score+=2;
- }
- if (score == 9) {
- result = sk;
- break;
- } else if (score > badness) {
- result = sk;
- badness = score;
- }
+ unsigned int hash = udp_hashfn(net, hnum);
+ struct udp_hslot *hslot = &udptable->hash[hash];
+ int score, badness;
+
+ rcu_read_lock();
+begin:
+ result = NULL;
+ badness = -1;
+ sk_nulls_for_each_rcu(sk, node, &hslot->head) {
+ score = compute_score(sk, net, saddr, hnum, sport,
+ daddr, dport, dif);
+ if (score > badness) {
+ result = sk;
+ badness = score;
}
}
- if (result)
- sock_hold(result);
- read_unlock(&udp_hash_lock);
+ /*
+ * if the nulls value we got at the end of this lookup is
+ * not the expected one, we must restart lookup.
+ * We probably met an item that was moved to another chain.
+ */
+ if (get_nulls_value(node) != hash)
+ goto begin;
+
+ if (result) {
+ if (unlikely(!atomic_inc_not_zero(&result->sk_refcnt)))
+ result = NULL;
+ else if (unlikely(compute_score(result, net, saddr, hnum, sport,
+ daddr, dport, dif) < badness)) {
+ sock_put(result);
+ goto begin;
+ }
+ }
+ rcu_read_unlock();
return result;
}
static inline struct sock *__udp4_lib_lookup_skb(struct sk_buff *skb,
__be16 sport, __be16 dport,
- struct hlist_head udptable[])
+ struct udp_table *udptable)
{
struct sock *sk;
const struct iphdr *iph = ip_hdr(skb);
@@ -280,7 +313,7 @@ static inline struct sock *__udp4_lib_lookup_skb(struct sk_buff *skb,
struct sock *udp4_lib_lookup(struct net *net, __be32 saddr, __be16 sport,
__be32 daddr, __be16 dport, int dif)
{
- return __udp4_lib_lookup(net, saddr, sport, daddr, dport, dif, udp_hash);
+ return __udp4_lib_lookup(net, saddr, sport, daddr, dport, dif, &udp_table);
}
EXPORT_SYMBOL_GPL(udp4_lib_lookup);
@@ -289,11 +322,11 @@ static inline struct sock *udp_v4_mcast_next(struct net *net, struct sock *sk,
__be16 rmt_port, __be32 rmt_addr,
int dif)
{
- struct hlist_node *node;
+ struct hlist_nulls_node *node;
struct sock *s = sk;
unsigned short hnum = ntohs(loc_port);
- sk_for_each_from(s, node) {
+ sk_nulls_for_each_from(s, node) {
struct inet_sock *inet = inet_sk(s);
if (!net_eq(sock_net(s), net) ||
@@ -324,7 +357,7 @@ found:
* to find the appropriate port.
*/
-void __udp4_lib_err(struct sk_buff *skb, u32 info, struct hlist_head udptable[])
+void __udp4_lib_err(struct sk_buff *skb, u32 info, struct udp_table *udptable)
{
struct inet_sock *inet;
struct iphdr *iph = (struct iphdr*)skb->data;
@@ -393,7 +426,7 @@ out:
void udp_err(struct sk_buff *skb, u32 info)
{
- __udp4_lib_err(skb, info, udp_hash);
+ __udp4_lib_err(skb, info, &udp_table);
}
/*
@@ -935,6 +968,21 @@ int udp_disconnect(struct sock *sk, int flags)
return 0;
}
+void udp_lib_unhash(struct sock *sk)
+{
+ struct udp_table *udptable = sk->sk_prot->h.udp_table;
+ unsigned int hash = udp_hashfn(sock_net(sk), sk->sk_hash);
+ struct udp_hslot *hslot = &udptable->hash[hash];
+
+ spin_lock_bh(&hslot->lock);
+ if (sk_nulls_del_node_init_rcu(sk)) {
+ inet_sk(sk)->num = 0;
+ sock_prot_inuse_add(sock_net(sk), sk->sk_prot, -1);
+ }
+ spin_unlock_bh(&hslot->lock);
+}
+EXPORT_SYMBOL(udp_lib_unhash);
+
static int __udp_queue_rcv_skb(struct sock *sk, struct sk_buff *skb)
{
int is_udplite = IS_UDPLITE(sk);
@@ -1073,13 +1121,14 @@ drop:
static int __udp4_lib_mcast_deliver(struct net *net, struct sk_buff *skb,
struct udphdr *uh,
__be32 saddr, __be32 daddr,
- struct hlist_head udptable[])
+ struct udp_table *udptable)
{
struct sock *sk;
+ struct udp_hslot *hslot = &udptable->hash[udp_hashfn(net, ntohs(uh->dest))];
int dif;
- read_lock(&udp_hash_lock);
- sk = sk_head(&udptable[udp_hashfn(net, ntohs(uh->dest))]);
+ spin_lock(&hslot->lock);
+ sk = sk_nulls_head(&hslot->head);
dif = skb->dev->ifindex;
sk = udp_v4_mcast_next(net, sk, uh->dest, daddr, uh->source, saddr, dif);
if (sk) {
@@ -1088,7 +1137,7 @@ static int __udp4_lib_mcast_deliver(struct net *net, struct sk_buff *skb,
do {
struct sk_buff *skb1 = skb;
- sknext = udp_v4_mcast_next(net, sk_next(sk), uh->dest,
+ sknext = udp_v4_mcast_next(net, sk_nulls_next(sk), uh->dest,
daddr, uh->source, saddr,
dif);
if (sknext)
@@ -1105,7 +1154,7 @@ static int __udp4_lib_mcast_deliver(struct net *net, struct sk_buff *skb,
} while (sknext);
} else
kfree_skb(skb);
- read_unlock(&udp_hash_lock);
+ spin_unlock(&hslot->lock);
return 0;
}
@@ -1151,7 +1200,7 @@ static inline int udp4_csum_init(struct sk_buff *skb, struct udphdr *uh,
* All we need to do is get the socket, and then do a checksum.
*/
-int __udp4_lib_rcv(struct sk_buff *skb, struct hlist_head udptable[],
+int __udp4_lib_rcv(struct sk_buff *skb, struct udp_table *udptable,
int proto)
{
struct sock *sk;
@@ -1219,13 +1268,13 @@ int __udp4_lib_rcv(struct sk_buff *skb, struct hlist_head udptable[],
return 0;
short_packet:
- LIMIT_NETDEBUG(KERN_DEBUG "UDP%s: short packet: From " NIPQUAD_FMT ":%u %d/%d to " NIPQUAD_FMT ":%u\n",
+ LIMIT_NETDEBUG(KERN_DEBUG "UDP%s: short packet: From %pI4:%u %d/%d to %pI4:%u\n",
proto == IPPROTO_UDPLITE ? "-Lite" : "",
- NIPQUAD(saddr),
+ &saddr,
ntohs(uh->source),
ulen,
skb->len,
- NIPQUAD(daddr),
+ &daddr,
ntohs(uh->dest));
goto drop;
@@ -1234,11 +1283,11 @@ csum_error:
* RFC1122: OK. Discards the bad packet silently (as far as
* the network is concerned, anyway) as per 4.1.3.4 (MUST).
*/
- LIMIT_NETDEBUG(KERN_DEBUG "UDP%s: bad checksum. From " NIPQUAD_FMT ":%u to " NIPQUAD_FMT ":%u ulen %d\n",
+ LIMIT_NETDEBUG(KERN_DEBUG "UDP%s: bad checksum. From %pI4:%u to %pI4:%u ulen %d\n",
proto == IPPROTO_UDPLITE ? "-Lite" : "",
- NIPQUAD(saddr),
+ &saddr,
ntohs(uh->source),
- NIPQUAD(daddr),
+ &daddr,
ntohs(uh->dest),
ulen);
drop:
@@ -1249,7 +1298,7 @@ drop:
int udp_rcv(struct sk_buff *skb)
{
- return __udp4_lib_rcv(skb, udp_hash, IPPROTO_UDP);
+ return __udp4_lib_rcv(skb, &udp_table, IPPROTO_UDP);
}
void udp_destroy_sock(struct sock *sk)
@@ -1491,7 +1540,8 @@ struct proto udp_prot = {
.sysctl_wmem = &sysctl_udp_wmem_min,
.sysctl_rmem = &sysctl_udp_rmem_min,
.obj_size = sizeof(struct udp_sock),
- .h.udp_hash = udp_hash,
+ .slab_flags = SLAB_DESTROY_BY_RCU,
+ .h.udp_table = &udp_table,
#ifdef CONFIG_COMPAT
.compat_setsockopt = compat_udp_setsockopt,
.compat_getsockopt = compat_udp_getsockopt,
@@ -1501,20 +1551,23 @@ struct proto udp_prot = {
/* ------------------------------------------------------------------------ */
#ifdef CONFIG_PROC_FS
-static struct sock *udp_get_first(struct seq_file *seq)
+static struct sock *udp_get_first(struct seq_file *seq, int start)
{
struct sock *sk;
struct udp_iter_state *state = seq->private;
struct net *net = seq_file_net(seq);
- for (state->bucket = 0; state->bucket < UDP_HTABLE_SIZE; ++state->bucket) {
- struct hlist_node *node;
- sk_for_each(sk, node, state->hashtable + state->bucket) {
+ for (state->bucket = start; state->bucket < UDP_HTABLE_SIZE; ++state->bucket) {
+ struct hlist_nulls_node *node;
+ struct udp_hslot *hslot = &state->udp_table->hash[state->bucket];
+ spin_lock_bh(&hslot->lock);
+ sk_nulls_for_each(sk, node, &hslot->head) {
if (!net_eq(sock_net(sk), net))
continue;
if (sk->sk_family == state->family)
goto found;
}
+ spin_unlock_bh(&hslot->lock);
}
sk = NULL;
found:
@@ -1527,21 +1580,19 @@ static struct sock *udp_get_next(struct seq_file *seq, struct sock *sk)
struct net *net = seq_file_net(seq);
do {
- sk = sk_next(sk);
-try_again:
- ;
+ sk = sk_nulls_next(sk);
} while (sk && (!net_eq(sock_net(sk), net) || sk->sk_family != state->family));
- if (!sk && ++state->bucket < UDP_HTABLE_SIZE) {
- sk = sk_head(state->hashtable + state->bucket);
- goto try_again;
+ if (!sk) {
+ spin_unlock_bh(&state->udp_table->hash[state->bucket].lock);
+ return udp_get_first(seq, state->bucket + 1);
}
return sk;
}
static struct sock *udp_get_idx(struct seq_file *seq, loff_t pos)
{
- struct sock *sk = udp_get_first(seq);
+ struct sock *sk = udp_get_first(seq, 0);
if (sk)
while (pos && (sk = udp_get_next(seq, sk)) != NULL)
@@ -1550,9 +1601,7 @@ static struct sock *udp_get_idx(struct seq_file *seq, loff_t pos)
}
static void *udp_seq_start(struct seq_file *seq, loff_t *pos)
- __acquires(udp_hash_lock)
{
- read_lock(&udp_hash_lock);
return *pos ? udp_get_idx(seq, *pos-1) : SEQ_START_TOKEN;
}
@@ -1570,9 +1619,11 @@ static void *udp_seq_next(struct seq_file *seq, void *v, loff_t *pos)
}
static void udp_seq_stop(struct seq_file *seq, void *v)
- __releases(udp_hash_lock)
{
- read_unlock(&udp_hash_lock);
+ struct udp_iter_state *state = seq->private;
+
+ if (state->bucket < UDP_HTABLE_SIZE)
+ spin_unlock_bh(&state->udp_table->hash[state->bucket].lock);
}
static int udp_seq_open(struct inode *inode, struct file *file)
@@ -1588,7 +1639,7 @@ static int udp_seq_open(struct inode *inode, struct file *file)
s = ((struct seq_file *)file->private_data)->private;
s->family = afinfo->family;
- s->hashtable = afinfo->hashtable;
+ s->udp_table = afinfo->udp_table;
return err;
}
@@ -1660,7 +1711,7 @@ int udp4_seq_show(struct seq_file *seq, void *v)
static struct udp_seq_afinfo udp4_seq_afinfo = {
.name = "udp",
.family = AF_INET,
- .hashtable = udp_hash,
+ .udp_table = &udp_table,
.seq_fops = {
.owner = THIS_MODULE,
},
@@ -1695,16 +1746,28 @@ void udp4_proc_exit(void)
}
#endif /* CONFIG_PROC_FS */
+void __init udp_table_init(struct udp_table *table)
+{
+ int i;
+
+ for (i = 0; i < UDP_HTABLE_SIZE; i++) {
+ INIT_HLIST_NULLS_HEAD(&table->hash[i].head, i);
+ spin_lock_init(&table->hash[i].lock);
+ }
+}
+
void __init udp_init(void)
{
- unsigned long limit;
+ unsigned long nr_pages, limit;
+ udp_table_init(&udp_table);
/* Set the pressure threshold up by the same strategy of TCP. It is a
* fraction of global memory that is up to 1/2 at 256 MB, decreasing
* toward zero with the amount of memory, with a floor of 128 pages.
*/
- limit = min(nr_all_pages, 1UL<<(28-PAGE_SHIFT)) >> (20-PAGE_SHIFT);
- limit = (limit * (nr_all_pages >> (20-PAGE_SHIFT))) >> (PAGE_SHIFT-11);
+ nr_pages = totalram_pages - totalhigh_pages;
+ limit = min(nr_pages, 1UL<<(28-PAGE_SHIFT)) >> (20-PAGE_SHIFT);
+ limit = (limit * (nr_pages >> (20-PAGE_SHIFT))) >> (PAGE_SHIFT-11);
limit = max(limit, 128UL);
sysctl_udp_mem[0] = limit / 4 * 3;
sysctl_udp_mem[1] = limit;
@@ -1715,8 +1778,6 @@ void __init udp_init(void)
}
EXPORT_SYMBOL(udp_disconnect);
-EXPORT_SYMBOL(udp_hash);
-EXPORT_SYMBOL(udp_hash_lock);
EXPORT_SYMBOL(udp_ioctl);
EXPORT_SYMBOL(udp_prot);
EXPORT_SYMBOL(udp_sendmsg);
diff --git a/net/ipv4/udp_impl.h b/net/ipv4/udp_impl.h
index 2e9bad2fa1bc..9f4a6165f722 100644
--- a/net/ipv4/udp_impl.h
+++ b/net/ipv4/udp_impl.h
@@ -5,8 +5,8 @@
#include <net/protocol.h>
#include <net/inet_common.h>
-extern int __udp4_lib_rcv(struct sk_buff *, struct hlist_head [], int );
-extern void __udp4_lib_err(struct sk_buff *, u32, struct hlist_head []);
+extern int __udp4_lib_rcv(struct sk_buff *, struct udp_table *, int );
+extern void __udp4_lib_err(struct sk_buff *, u32, struct udp_table *);
extern int udp_v4_get_port(struct sock *sk, unsigned short snum);
diff --git a/net/ipv4/udplite.c b/net/ipv4/udplite.c
index 3c807964da96..c784891cb7e5 100644
--- a/net/ipv4/udplite.c
+++ b/net/ipv4/udplite.c
@@ -12,16 +12,17 @@
*/
#include "udp_impl.h"
-struct hlist_head udplite_hash[UDP_HTABLE_SIZE];
+struct udp_table udplite_table;
+EXPORT_SYMBOL(udplite_table);
static int udplite_rcv(struct sk_buff *skb)
{
- return __udp4_lib_rcv(skb, udplite_hash, IPPROTO_UDPLITE);
+ return __udp4_lib_rcv(skb, &udplite_table, IPPROTO_UDPLITE);
}
static void udplite_err(struct sk_buff *skb, u32 info)
{
- __udp4_lib_err(skb, info, udplite_hash);
+ __udp4_lib_err(skb, info, &udplite_table);
}
static struct net_protocol udplite_protocol = {
@@ -50,7 +51,8 @@ struct proto udplite_prot = {
.unhash = udp_lib_unhash,
.get_port = udp_v4_get_port,
.obj_size = sizeof(struct udp_sock),
- .h.udp_hash = udplite_hash,
+ .slab_flags = SLAB_DESTROY_BY_RCU,
+ .h.udp_table = &udplite_table,
#ifdef CONFIG_COMPAT
.compat_setsockopt = compat_udp_setsockopt,
.compat_getsockopt = compat_udp_getsockopt,
@@ -71,7 +73,7 @@ static struct inet_protosw udplite4_protosw = {
static struct udp_seq_afinfo udplite4_seq_afinfo = {
.name = "udplite",
.family = AF_INET,
- .hashtable = udplite_hash,
+ .udp_table = &udplite_table,
.seq_fops = {
.owner = THIS_MODULE,
},
@@ -108,6 +110,7 @@ static inline int udplite4_proc_init(void)
void __init udplite4_register(void)
{
+ udp_table_init(&udplite_table);
if (proto_register(&udplite_prot, 1))
goto out_register_err;
@@ -126,5 +129,4 @@ out_register_err:
printk(KERN_CRIT "%s: Cannot add UDP-Lite protocol.\n", __func__);
}
-EXPORT_SYMBOL(udplite_hash);
EXPORT_SYMBOL(udplite_prot);
diff --git a/net/ipv4/xfrm4_policy.c b/net/ipv4/xfrm4_policy.c
index c63de0a72aba..84dbb5a03cc2 100644
--- a/net/ipv4/xfrm4_policy.c
+++ b/net/ipv4/xfrm4_policy.c
@@ -65,7 +65,7 @@ __xfrm4_find_bundle(struct flowi *fl, struct xfrm_policy *policy)
read_lock_bh(&policy->lock);
for (dst = policy->bundles; dst; dst = dst->next) {
- struct xfrm_dst *xdst = (struct xfrm_dst*)dst;
+ struct xfrm_dst *xdst = (struct xfrm_dst *)dst;
if (xdst->u.rt.fl.oif == fl->oif && /*XXX*/
xdst->u.rt.fl.fl4_dst == fl->fl4_dst &&
xdst->u.rt.fl.fl4_src == fl->fl4_src &&
@@ -246,7 +246,6 @@ static struct dst_ops xfrm4_dst_ops = {
.ifdown = xfrm4_dst_ifdown,
.local_out = __ip_local_out,
.gc_thresh = 1024,
- .entry_size = sizeof(struct xfrm_dst),
.entries = ATOMIC_INIT(0),
};
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index d9da5eb9dcb2..e92ad8455c63 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -2031,8 +2031,8 @@ int addrconf_set_dstaddr(struct net *net, void __user *arg)
#if defined(CONFIG_IPV6_SIT) || defined(CONFIG_IPV6_SIT_MODULE)
if (dev->type == ARPHRD_SIT) {
+ const struct net_device_ops *ops = dev->netdev_ops;
struct ifreq ifr;
- mm_segment_t oldfs;
struct ip_tunnel_parm p;
err = -EADDRNOTAVAIL;
@@ -2048,9 +2048,14 @@ int addrconf_set_dstaddr(struct net *net, void __user *arg)
p.iph.ttl = 64;
ifr.ifr_ifru.ifru_data = (__force void __user *)&p;
- oldfs = get_fs(); set_fs(KERNEL_DS);
- err = dev->do_ioctl(dev, &ifr, SIOCADDTUNNEL);
- set_fs(oldfs);
+ if (ops->ndo_do_ioctl) {
+ mm_segment_t oldfs = get_fs();
+
+ set_fs(KERNEL_DS);
+ err = ops->ndo_do_ioctl(dev, &ifr, SIOCADDTUNNEL);
+ set_fs(oldfs);
+ } else
+ err = -EOPNOTSUPP;
if (err == 0) {
err = -ENOBUFS;
@@ -2988,9 +2993,8 @@ static void if6_seq_stop(struct seq_file *seq, void *v)
static int if6_seq_show(struct seq_file *seq, void *v)
{
struct inet6_ifaddr *ifp = (struct inet6_ifaddr *)v;
- seq_printf(seq,
- NIP6_SEQFMT " %02x %02x %02x %02x %8s\n",
- NIP6(ifp->addr),
+ seq_printf(seq, "%pi6 %02x %02x %02x %02x %8s\n",
+ &ifp->addr,
ifp->idev->dev->ifindex,
ifp->prefix_len,
ifp->scope,
@@ -4033,8 +4037,8 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.forwarding,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &addrconf_sysctl_forward,
- .strategy = &addrconf_sysctl_forward_strategy,
+ .proc_handler = addrconf_sysctl_forward,
+ .strategy = addrconf_sysctl_forward_strategy,
},
{
.ctl_name = NET_IPV6_HOP_LIMIT,
@@ -4050,7 +4054,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.mtu6,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV6_ACCEPT_RA,
@@ -4058,7 +4062,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.accept_ra,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV6_ACCEPT_REDIRECTS,
@@ -4066,7 +4070,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.accept_redirects,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV6_AUTOCONF,
@@ -4074,7 +4078,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.autoconf,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV6_DAD_TRANSMITS,
@@ -4082,7 +4086,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.dad_transmits,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV6_RTR_SOLICITS,
@@ -4090,7 +4094,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.rtr_solicits,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV6_RTR_SOLICIT_INTERVAL,
@@ -4098,8 +4102,8 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.rtr_solicit_interval,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{
.ctl_name = NET_IPV6_RTR_SOLICIT_DELAY,
@@ -4107,8 +4111,8 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.rtr_solicit_delay,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{
.ctl_name = NET_IPV6_FORCE_MLD_VERSION,
@@ -4116,7 +4120,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.force_mld_version,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
#ifdef CONFIG_IPV6_PRIVACY
{
@@ -4125,7 +4129,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.use_tempaddr,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV6_TEMP_VALID_LFT,
@@ -4133,7 +4137,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.temp_valid_lft,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV6_TEMP_PREFERED_LFT,
@@ -4141,7 +4145,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.temp_prefered_lft,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV6_REGEN_MAX_RETRY,
@@ -4149,7 +4153,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.regen_max_retry,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV6_MAX_DESYNC_FACTOR,
@@ -4157,7 +4161,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.max_desync_factor,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
#endif
{
@@ -4166,7 +4170,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.max_addresses,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV6_ACCEPT_RA_DEFRTR,
@@ -4174,7 +4178,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.accept_ra_defrtr,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV6_ACCEPT_RA_PINFO,
@@ -4182,7 +4186,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.accept_ra_pinfo,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
#ifdef CONFIG_IPV6_ROUTER_PREF
{
@@ -4191,7 +4195,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.accept_ra_rtr_pref,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV6_RTR_PROBE_INTERVAL,
@@ -4199,8 +4203,8 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.rtr_probe_interval,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
#ifdef CONFIG_IPV6_ROUTE_INFO
{
@@ -4209,7 +4213,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.accept_ra_rt_info_max_plen,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
#endif
#endif
@@ -4219,7 +4223,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.proxy_ndp,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV6_ACCEPT_SOURCE_ROUTE,
@@ -4227,7 +4231,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.accept_source_route,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
#ifdef CONFIG_IPV6_OPTIMISTIC_DAD
{
@@ -4236,7 +4240,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.optimistic_dad,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
#endif
@@ -4247,7 +4251,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.mc_forwarding,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
#endif
{
@@ -4256,7 +4260,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.disable_ipv6,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = CTL_UNNUMBERED,
@@ -4264,7 +4268,7 @@ static struct addrconf_sysctl_table
.data = &ipv6_devconf.accept_dad,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = 0, /* sentinel */
diff --git a/net/ipv6/addrlabel.c b/net/ipv6/addrlabel.c
index 08909039d87b..6ff73c4c126a 100644
--- a/net/ipv6/addrlabel.c
+++ b/net/ipv6/addrlabel.c
@@ -186,10 +186,8 @@ u32 ipv6_addr_label(struct net *net,
label = p ? p->label : IPV6_ADDR_LABEL_DEFAULT;
rcu_read_unlock();
- ADDRLABEL(KERN_DEBUG "%s(addr=" NIP6_FMT ", type=%d, ifindex=%d) => %08x\n",
- __func__,
- NIP6(*addr), type, ifindex,
- label);
+ ADDRLABEL(KERN_DEBUG "%s(addr=%pI6, type=%d, ifindex=%d) => %08x\n",
+ __func__, addr, type, ifindex, label);
return label;
}
@@ -203,11 +201,8 @@ static struct ip6addrlbl_entry *ip6addrlbl_alloc(struct net *net,
struct ip6addrlbl_entry *newp;
int addrtype;
- ADDRLABEL(KERN_DEBUG "%s(prefix=" NIP6_FMT ", prefixlen=%d, ifindex=%d, label=%u)\n",
- __func__,
- NIP6(*prefix), prefixlen,
- ifindex,
- (unsigned int)label);
+ ADDRLABEL(KERN_DEBUG "%s(prefix=%pI6, prefixlen=%d, ifindex=%d, label=%u)\n",
+ __func__, prefix, prefixlen, ifindex, (unsigned int)label);
addrtype = ipv6_addr_type(prefix) & (IPV6_ADDR_MAPPED | IPV6_ADDR_COMPATv4 | IPV6_ADDR_LOOPBACK);
@@ -294,12 +289,9 @@ static int ip6addrlbl_add(struct net *net,
struct ip6addrlbl_entry *newp;
int ret = 0;
- ADDRLABEL(KERN_DEBUG "%s(prefix=" NIP6_FMT ", prefixlen=%d, ifindex=%d, label=%u, replace=%d)\n",
- __func__,
- NIP6(*prefix), prefixlen,
- ifindex,
- (unsigned int)label,
- replace);
+ ADDRLABEL(KERN_DEBUG "%s(prefix=%pI6, prefixlen=%d, ifindex=%d, label=%u, replace=%d)\n",
+ __func__, prefix, prefixlen, ifindex, (unsigned int)label,
+ replace);
newp = ip6addrlbl_alloc(net, prefix, prefixlen, ifindex, label);
if (IS_ERR(newp))
@@ -321,10 +313,8 @@ static int __ip6addrlbl_del(struct net *net,
struct hlist_node *pos, *n;
int ret = -ESRCH;
- ADDRLABEL(KERN_DEBUG "%s(prefix=" NIP6_FMT ", prefixlen=%d, ifindex=%d)\n",
- __func__,
- NIP6(*prefix), prefixlen,
- ifindex);
+ ADDRLABEL(KERN_DEBUG "%s(prefix=%pI6, prefixlen=%d, ifindex=%d)\n",
+ __func__, prefix, prefixlen, ifindex);
hlist_for_each_entry_safe(p, pos, n, &ip6addrlbl_table.head, list) {
if (p->prefixlen == prefixlen &&
@@ -347,10 +337,8 @@ static int ip6addrlbl_del(struct net *net,
struct in6_addr prefix_buf;
int ret;
- ADDRLABEL(KERN_DEBUG "%s(prefix=" NIP6_FMT ", prefixlen=%d, ifindex=%d)\n",
- __func__,
- NIP6(*prefix), prefixlen,
- ifindex);
+ ADDRLABEL(KERN_DEBUG "%s(prefix=%pI6, prefixlen=%d, ifindex=%d)\n",
+ __func__, prefix, prefixlen, ifindex);
ipv6_addr_prefix(&prefix_buf, prefix, prefixlen);
spin_lock(&ip6addrlbl_table.lock);
diff --git a/net/ipv6/ah6.c b/net/ipv6/ah6.c
index 2ff0c8233e47..7a8a01369e5c 100644
--- a/net/ipv6/ah6.c
+++ b/net/ipv6/ah6.c
@@ -419,8 +419,8 @@ static void ah6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
if (!x)
return;
- NETDEBUG(KERN_DEBUG "pmtu discovery on SA AH/%08x/" NIP6_FMT "\n",
- ntohl(ah->spi), NIP6(iph->daddr));
+ NETDEBUG(KERN_DEBUG "pmtu discovery on SA AH/%08x/%pI6\n",
+ ntohl(ah->spi), &iph->daddr);
xfrm_state_put(x);
}
diff --git a/net/ipv6/anycast.c b/net/ipv6/anycast.c
index 8336cd81cb4f..1ae58bec1de0 100644
--- a/net/ipv6/anycast.c
+++ b/net/ipv6/anycast.c
@@ -512,11 +512,9 @@ static int ac6_seq_show(struct seq_file *seq, void *v)
struct ifacaddr6 *im = (struct ifacaddr6 *)v;
struct ac6_iter_state *state = ac6_seq_private(seq);
- seq_printf(seq,
- "%-4d %-15s " NIP6_SEQFMT " %5d\n",
+ seq_printf(seq, "%-4d %-15s %pi6 %5d\n",
state->dev->ifindex, state->dev->name,
- NIP6(im->aca_addr),
- im->aca_users);
+ &im->aca_addr, im->aca_users);
return 0;
}
diff --git a/net/ipv6/esp6.c b/net/ipv6/esp6.c
index b181b08fb761..c02a6308defe 100644
--- a/net/ipv6/esp6.c
+++ b/net/ipv6/esp6.c
@@ -367,8 +367,8 @@ static void esp6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
x = xfrm_state_lookup((xfrm_address_t *)&iph->daddr, esph->spi, IPPROTO_ESP, AF_INET6);
if (!x)
return;
- printk(KERN_DEBUG "pmtu discovery on SA ESP/%08x/" NIP6_FMT "\n",
- ntohl(esph->spi), NIP6(iph->daddr));
+ printk(KERN_DEBUG "pmtu discovery on SA ESP/%08x/%pI6\n",
+ ntohl(esph->spi), &iph->daddr);
xfrm_state_put(x);
}
diff --git a/net/ipv6/exthdrs.c b/net/ipv6/exthdrs.c
index 6bfffec2371c..1c7f400a3cfe 100644
--- a/net/ipv6/exthdrs.c
+++ b/net/ipv6/exthdrs.c
@@ -219,7 +219,7 @@ static int ipv6_dest_hao(struct sk_buff *skb, int optoff)
if (!(ipv6_addr_type(&hao->addr) & IPV6_ADDR_UNICAST)) {
LIMIT_NETDEBUG(
- KERN_DEBUG "hao is not an unicast addr: " NIP6_FMT "\n", NIP6(hao->addr));
+ KERN_DEBUG "hao is not an unicast addr: %pI6\n", &hao->addr);
goto discard;
}
diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c
index 9b7d19ae5ced..a77b8d103804 100644
--- a/net/ipv6/icmp.c
+++ b/net/ipv6/icmp.c
@@ -233,7 +233,7 @@ static int icmpv6_push_pending_frames(struct sock *sk, struct flowi *fl, struct
icmp6h->icmp6_cksum = 0;
if (skb_queue_len(&sk->sk_write_queue) == 1) {
- skb->csum = csum_partial((char *)icmp6h,
+ skb->csum = csum_partial(icmp6h,
sizeof(struct icmp6hdr), skb->csum);
icmp6h->icmp6_cksum = csum_ipv6_magic(&fl->fl6_src,
&fl->fl6_dst,
@@ -246,7 +246,7 @@ static int icmpv6_push_pending_frames(struct sock *sk, struct flowi *fl, struct
tmp_csum = csum_add(tmp_csum, skb->csum);
}
- tmp_csum = csum_partial((char *)icmp6h,
+ tmp_csum = csum_partial(icmp6h,
sizeof(struct icmp6hdr), tmp_csum);
icmp6h->icmp6_cksum = csum_ipv6_magic(&fl->fl6_src,
&fl->fl6_dst,
@@ -646,9 +646,10 @@ static int icmpv6_rcv(struct sk_buff *skb)
int type;
if (!xfrm6_policy_check(NULL, XFRM_POLICY_IN, skb)) {
+ struct sec_path *sp = skb_sec_path(skb);
int nh;
- if (!(skb->sp && skb->sp->xvec[skb->sp->len - 1]->props.flags &
+ if (!(sp && sp->xvec[sp->len - 1]->props.flags &
XFRM_STATE_ICMP))
goto drop_no_count;
@@ -680,8 +681,8 @@ static int icmpv6_rcv(struct sk_buff *skb)
skb->csum = ~csum_unfold(csum_ipv6_magic(saddr, daddr, skb->len,
IPPROTO_ICMPV6, 0));
if (__skb_checksum_complete(skb)) {
- LIMIT_NETDEBUG(KERN_DEBUG "ICMPv6 checksum failed [" NIP6_FMT " > " NIP6_FMT "]\n",
- NIP6(*saddr), NIP6(*daddr));
+ LIMIT_NETDEBUG(KERN_DEBUG "ICMPv6 checksum failed [%pI6 > %pI6]\n",
+ saddr, daddr);
goto discard_it;
}
}
@@ -955,8 +956,8 @@ ctl_table ipv6_icmp_table_template[] = {
.data = &init_net.ipv6.sysctl.icmpv6_time,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_ms_jiffies,
- .strategy = &sysctl_ms_jiffies
+ .proc_handler = proc_dointvec_ms_jiffies,
+ .strategy = sysctl_ms_jiffies
},
{ .ctl_name = 0 },
};
diff --git a/net/ipv6/inet6_hashtables.c b/net/ipv6/inet6_hashtables.c
index 1646a5658255..21544b9be259 100644
--- a/net/ipv6/inet6_hashtables.c
+++ b/net/ipv6/inet6_hashtables.c
@@ -25,26 +25,30 @@
void __inet6_hash(struct sock *sk)
{
struct inet_hashinfo *hashinfo = sk->sk_prot->h.hashinfo;
- struct hlist_head *list;
- rwlock_t *lock;
WARN_ON(!sk_unhashed(sk));
if (sk->sk_state == TCP_LISTEN) {
- list = &hashinfo->listening_hash[inet_sk_listen_hashfn(sk)];
- lock = &hashinfo->lhash_lock;
- inet_listen_wlock(hashinfo);
+ struct inet_listen_hashbucket *ilb;
+
+ ilb = &hashinfo->listening_hash[inet_sk_listen_hashfn(sk)];
+ spin_lock(&ilb->lock);
+ __sk_add_node(sk, &ilb->head);
+ spin_unlock(&ilb->lock);
} else {
unsigned int hash;
+ struct hlist_nulls_head *list;
+ rwlock_t *lock;
+
sk->sk_hash = hash = inet6_sk_ehashfn(sk);
list = &inet_ehash_bucket(hashinfo, hash)->chain;
lock = inet_ehash_lockp(hashinfo, hash);
write_lock(lock);
+ __sk_nulls_add_node_rcu(sk, list);
+ write_unlock(lock);
}
- __sk_add_node(sk, list);
sock_prot_inuse_add(sock_net(sk), sk->sk_prot, 1);
- write_unlock(lock);
}
EXPORT_SYMBOL(__inet6_hash);
@@ -63,33 +67,53 @@ struct sock *__inet6_lookup_established(struct net *net,
const int dif)
{
struct sock *sk;
- const struct hlist_node *node;
+ const struct hlist_nulls_node *node;
const __portpair ports = INET_COMBINED_PORTS(sport, hnum);
/* Optimize here for direct hit, only listening connections can
* have wildcards anyways.
*/
unsigned int hash = inet6_ehashfn(net, daddr, hnum, saddr, sport);
- struct inet_ehash_bucket *head = inet_ehash_bucket(hashinfo, hash);
- rwlock_t *lock = inet_ehash_lockp(hashinfo, hash);
+ unsigned int slot = hash & (hashinfo->ehash_size - 1);
+ struct inet_ehash_bucket *head = &hashinfo->ehash[slot];
- prefetch(head->chain.first);
- read_lock(lock);
- sk_for_each(sk, node, &head->chain) {
+
+ rcu_read_lock();
+begin:
+ sk_nulls_for_each_rcu(sk, node, &head->chain) {
/* For IPV6 do the cheaper port and family tests first. */
- if (INET6_MATCH(sk, net, hash, saddr, daddr, ports, dif))
- goto hit; /* You sunk my battleship! */
+ if (INET6_MATCH(sk, net, hash, saddr, daddr, ports, dif)) {
+ if (unlikely(!atomic_inc_not_zero(&sk->sk_refcnt)))
+ goto begintw;
+ if (!INET6_MATCH(sk, net, hash, saddr, daddr, ports, dif)) {
+ sock_put(sk);
+ goto begin;
+ }
+ goto out;
+ }
}
+ if (get_nulls_value(node) != slot)
+ goto begin;
+
+begintw:
/* Must check for a TIME_WAIT'er before going to listener hash. */
- sk_for_each(sk, node, &head->twchain) {
- if (INET6_TW_MATCH(sk, net, hash, saddr, daddr, ports, dif))
- goto hit;
+ sk_nulls_for_each_rcu(sk, node, &head->twchain) {
+ if (INET6_TW_MATCH(sk, net, hash, saddr, daddr, ports, dif)) {
+ if (unlikely(!atomic_inc_not_zero(&sk->sk_refcnt))) {
+ sk = NULL;
+ goto out;
+ }
+ if (!INET6_TW_MATCH(sk, net, hash, saddr, daddr, ports, dif)) {
+ sock_put(sk);
+ goto begintw;
+ }
+ goto out;
+ }
}
- read_unlock(lock);
- return NULL;
-
-hit:
- sock_hold(sk);
- read_unlock(lock);
+ if (get_nulls_value(node) != slot)
+ goto begintw;
+ sk = NULL;
+out:
+ rcu_read_unlock();
return sk;
}
EXPORT_SYMBOL(__inet6_lookup_established);
@@ -102,10 +126,11 @@ struct sock *inet6_lookup_listener(struct net *net,
const struct hlist_node *node;
struct sock *result = NULL;
int score, hiscore = 0;
+ struct inet_listen_hashbucket *ilb;
- read_lock(&hashinfo->lhash_lock);
- sk_for_each(sk, node,
- &hashinfo->listening_hash[inet_lhashfn(net, hnum)]) {
+ ilb = &hashinfo->listening_hash[inet_lhashfn(net, hnum)];
+ spin_lock(&ilb->lock);
+ sk_for_each(sk, node, &ilb->head) {
if (net_eq(sock_net(sk), net) && inet_sk(sk)->num == hnum &&
sk->sk_family == PF_INET6) {
const struct ipv6_pinfo *np = inet6_sk(sk);
@@ -133,7 +158,7 @@ struct sock *inet6_lookup_listener(struct net *net,
}
if (result)
sock_hold(result);
- read_unlock(&hashinfo->lhash_lock);
+ spin_unlock(&ilb->lock);
return result;
}
@@ -172,14 +197,14 @@ static int __inet6_check_established(struct inet_timewait_death_row *death_row,
struct inet_ehash_bucket *head = inet_ehash_bucket(hinfo, hash);
rwlock_t *lock = inet_ehash_lockp(hinfo, hash);
struct sock *sk2;
- const struct hlist_node *node;
+ const struct hlist_nulls_node *node;
struct inet_timewait_sock *tw;
prefetch(head->chain.first);
write_lock(lock);
/* Check TIME-WAIT sockets first. */
- sk_for_each(sk2, node, &head->twchain) {
+ sk_nulls_for_each(sk2, node, &head->twchain) {
tw = inet_twsk(sk2);
if (INET6_TW_MATCH(sk2, net, hash, saddr, daddr, ports, dif)) {
@@ -192,7 +217,7 @@ static int __inet6_check_established(struct inet_timewait_death_row *death_row,
tw = NULL;
/* And established part... */
- sk_for_each(sk2, node, &head->chain) {
+ sk_nulls_for_each(sk2, node, &head->chain) {
if (INET6_MATCH(sk2, net, hash, saddr, daddr, ports, dif))
goto not_unique;
}
@@ -203,7 +228,7 @@ unique:
inet->num = lport;
inet->sport = htons(lport);
WARN_ON(!sk_unhashed(sk));
- __sk_add_node(sk, &head->chain);
+ __sk_nulls_add_node_rcu(sk, &head->chain);
sk->sk_hash = hash;
sock_prot_inuse_add(sock_net(sk), sk->sk_prot, 1);
write_unlock(lock);
diff --git a/net/ipv6/ip6_flowlabel.c b/net/ipv6/ip6_flowlabel.c
index 37a4e777e347..7927a8498d17 100644
--- a/net/ipv6/ip6_flowlabel.c
+++ b/net/ipv6/ip6_flowlabel.c
@@ -696,14 +696,14 @@ static int ip6fl_seq_show(struct seq_file *seq, void *v)
else {
struct ip6_flowlabel *fl = v;
seq_printf(seq,
- "%05X %-1d %-6d %-6d %-6ld %-8ld " NIP6_SEQFMT " %-4d\n",
+ "%05X %-1d %-6d %-6d %-6ld %-8ld %pi6 %-4d\n",
(unsigned)ntohl(fl->label),
fl->share,
(unsigned)fl->owner,
atomic_read(&fl->users),
fl->linger/HZ,
(long)(fl->expires - jiffies)/HZ,
- NIP6(fl->dst),
+ &fl->dst,
fl->opt ? fl->opt->opt_nflen : 0);
}
return 0;
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index c77db0b95e26..7d92fd97cfb9 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -490,7 +490,7 @@ int ip6_forward(struct sk_buff *skb)
We don't send redirects to frames decapsulated from IPsec.
*/
if (skb->dev == dst->dev && dst->neighbour && opt->srcrt == 0 &&
- !skb->sp) {
+ !skb_sec_path(skb)) {
struct in6_addr *target = NULL;
struct rt6_info *rt;
struct neighbour *n = dst->neighbour;
diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c
index 0524769632e7..363ae258ee1e 100644
--- a/net/ipv6/ip6mr.c
+++ b/net/ipv6/ip6mr.c
@@ -297,9 +297,8 @@ static int ipmr_mfc_seq_show(struct seq_file *seq, void *v)
const struct mfc6_cache *mfc = v;
const struct ipmr_mfc_iter *it = seq->private;
- seq_printf(seq,
- NIP6_FMT " " NIP6_FMT " %-3d %8ld %8ld %8ld",
- NIP6(mfc->mf6c_mcastgrp), NIP6(mfc->mf6c_origin),
+ seq_printf(seq, "%pI6 %pI6 %-3d %8ld %8ld %8ld",
+ &mfc->mf6c_mcastgrp, &mfc->mf6c_origin,
mfc->mf6c_parent,
mfc->mfc_un.res.pkt,
mfc->mfc_un.res.bytes,
diff --git a/net/ipv6/ipcomp6.c b/net/ipv6/ipcomp6.c
index 4545e4306862..d4576a9c154f 100644
--- a/net/ipv6/ipcomp6.c
+++ b/net/ipv6/ipcomp6.c
@@ -67,8 +67,8 @@ static void ipcomp6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
if (!x)
return;
- printk(KERN_DEBUG "pmtu discovery on SA IPCOMP/%08x/" NIP6_FMT "\n",
- spi, NIP6(iph->daddr));
+ printk(KERN_DEBUG "pmtu discovery on SA IPCOMP/%08x/%pI6\n",
+ spi, &iph->daddr);
xfrm_state_put(x);
}
diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c
index d7b3c6d398ae..870a1d64605a 100644
--- a/net/ipv6/mcast.c
+++ b/net/ipv6/mcast.c
@@ -1817,7 +1817,7 @@ static void igmp6_send(struct in6_addr *addr, struct net_device *dev, int type)
hdr->icmp6_cksum = csum_ipv6_magic(saddr, snd_addr, len,
IPPROTO_ICMPV6,
- csum_partial((__u8 *) hdr, len, 0));
+ csum_partial(hdr, len, 0));
idev = in6_dev_get(skb->dev);
@@ -2430,9 +2430,9 @@ static int igmp6_mc_seq_show(struct seq_file *seq, void *v)
struct igmp6_mc_iter_state *state = igmp6_mc_seq_private(seq);
seq_printf(seq,
- "%-4d %-15s " NIP6_SEQFMT " %5d %08X %ld\n",
+ "%-4d %-15s %pi6 %5d %08X %ld\n",
state->dev->ifindex, state->dev->name,
- NIP6(im->mca_addr),
+ &im->mca_addr,
im->mca_users, im->mca_flags,
(im->mca_flags&MAF_TIMER_RUNNING) ?
jiffies_to_clock_t(im->mca_timer.expires-jiffies) : 0);
@@ -2591,10 +2591,10 @@ static int igmp6_mcf_seq_show(struct seq_file *seq, void *v)
"Source Address", "INC", "EXC");
} else {
seq_printf(seq,
- "%3d %6.6s " NIP6_SEQFMT " " NIP6_SEQFMT " %6lu %6lu\n",
+ "%3d %6.6s %pi6 %pi6 %6lu %6lu\n",
state->dev->ifindex, state->dev->name,
- NIP6(state->im->mca_addr),
- NIP6(psf->sf_addr),
+ &state->im->mca_addr,
+ &psf->sf_addr,
psf->sf_count[MCAST_INCLUDE],
psf->sf_count[MCAST_EXCLUDE]);
}
diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
index 172438320eec..af6705f03b5c 100644
--- a/net/ipv6/ndisc.c
+++ b/net/ipv6/ndisc.c
@@ -437,38 +437,20 @@ static void pndisc_destructor(struct pneigh_entry *n)
ipv6_dev_mc_dec(dev, &maddr);
}
-/*
- * Send a Neighbour Advertisement
- */
-static void __ndisc_send(struct net_device *dev,
- struct neighbour *neigh,
- const struct in6_addr *daddr,
- const struct in6_addr *saddr,
- struct icmp6hdr *icmp6h, const struct in6_addr *target,
- int llinfo)
+struct sk_buff *ndisc_build_skb(struct net_device *dev,
+ const struct in6_addr *daddr,
+ const struct in6_addr *saddr,
+ struct icmp6hdr *icmp6h,
+ const struct in6_addr *target,
+ int llinfo)
{
- struct flowi fl;
- struct dst_entry *dst;
struct net *net = dev_net(dev);
struct sock *sk = net->ipv6.ndisc_sk;
struct sk_buff *skb;
struct icmp6hdr *hdr;
- struct inet6_dev *idev;
int len;
int err;
- u8 *opt, type;
-
- type = icmp6h->icmp6_type;
-
- icmpv6_flow_init(sk, &fl, type, saddr, daddr, dev->ifindex);
-
- dst = icmp6_dst_alloc(dev, neigh, daddr);
- if (!dst)
- return;
-
- err = xfrm_lookup(&dst, &fl, NULL, 0);
- if (err < 0)
- return;
+ u8 *opt;
if (!dev->addr_len)
llinfo = 0;
@@ -485,8 +467,7 @@ static void __ndisc_send(struct net_device *dev,
ND_PRINTK0(KERN_ERR
"ICMPv6 ND: %s() failed to allocate an skb.\n",
__func__);
- dst_release(dst);
- return;
+ return NULL;
}
skb_reserve(skb, LL_RESERVED_SPACE(dev));
@@ -510,9 +491,45 @@ static void __ndisc_send(struct net_device *dev,
hdr->icmp6_cksum = csum_ipv6_magic(saddr, daddr, len,
IPPROTO_ICMPV6,
- csum_partial((__u8 *) hdr,
+ csum_partial(hdr,
len, 0));
+ return skb;
+}
+
+EXPORT_SYMBOL(ndisc_build_skb);
+
+void ndisc_send_skb(struct sk_buff *skb,
+ struct net_device *dev,
+ struct neighbour *neigh,
+ const struct in6_addr *daddr,
+ const struct in6_addr *saddr,
+ struct icmp6hdr *icmp6h)
+{
+ struct flowi fl;
+ struct dst_entry *dst;
+ struct net *net = dev_net(dev);
+ struct sock *sk = net->ipv6.ndisc_sk;
+ struct inet6_dev *idev;
+ int err;
+ u8 type;
+
+ type = icmp6h->icmp6_type;
+
+ icmpv6_flow_init(sk, &fl, type, saddr, daddr, dev->ifindex);
+
+ dst = icmp6_dst_alloc(dev, neigh, daddr);
+ if (!dst) {
+ kfree_skb(skb);
+ return;
+ }
+
+ err = xfrm_lookup(&dst, &fl, NULL, 0);
+ if (err < 0) {
+ kfree_skb(skb);
+ return;
+ }
+
skb->dst = dst;
idev = in6_dev_get(dst->dev);
@@ -529,6 +546,27 @@ static void __ndisc_send(struct net_device *dev,
in6_dev_put(idev);
}
+EXPORT_SYMBOL(ndisc_send_skb);
+
+/*
+ * Send a Neighbour Discover packet
+ */
+static void __ndisc_send(struct net_device *dev,
+ struct neighbour *neigh,
+ const struct in6_addr *daddr,
+ const struct in6_addr *saddr,
+ struct icmp6hdr *icmp6h, const struct in6_addr *target,
+ int llinfo)
+{
+ struct sk_buff *skb;
+
+ skb = ndisc_build_skb(dev, daddr, saddr, icmp6h, target, llinfo);
+ if (!skb)
+ return;
+
+ ndisc_send_skb(skb, dev, neigh, daddr, saddr, icmp6h);
+}
+
static void ndisc_send_na(struct net_device *dev, struct neighbour *neigh,
const struct in6_addr *daddr,
const struct in6_addr *solicited_addr,
@@ -647,11 +685,8 @@ static void ndisc_solicit(struct neighbour *neigh, struct sk_buff *skb)
if ((probes -= neigh->parms->ucast_probes) < 0) {
if (!(neigh->nud_state & NUD_VALID)) {
- ND_PRINTK1(KERN_DEBUG
- "%s(): trying to ucast probe in NUD_INVALID: "
- NIP6_FMT "\n",
- __func__,
- NIP6(*target));
+ ND_PRINTK1(KERN_DEBUG "%s(): trying to ucast probe in NUD_INVALID: %pI6\n",
+ __func__, target);
}
ndisc_send_ns(dev, neigh, target, target, saddr);
} else if ((probes -= neigh->parms->app_probes) < 0) {
@@ -1577,7 +1612,7 @@ void ndisc_send_redirect(struct sk_buff *skb, struct neighbour *neigh,
icmph->icmp6_cksum = csum_ipv6_magic(&saddr_buf, &ipv6_hdr(skb)->saddr,
len, IPPROTO_ICMPV6,
- csum_partial((u8 *) icmph, len, 0));
+ csum_partial(icmph, len, 0));
buff->dst = dst;
idev = in6_dev_get(dst->dev);
diff --git a/net/ipv6/netfilter/ip6t_LOG.c b/net/ipv6/netfilter/ip6t_LOG.c
index caa441d09567..7c668c63f708 100644
--- a/net/ipv6/netfilter/ip6t_LOG.c
+++ b/net/ipv6/netfilter/ip6t_LOG.c
@@ -61,7 +61,7 @@ static void dump_packet(const struct nf_loginfo *info,
}
/* Max length: 88 "SRC=0000.0000.0000.0000.0000.0000.0000.0000 DST=0000.0000.0000.0000.0000.0000.0000.0000 " */
- printk("SRC=" NIP6_FMT " DST=" NIP6_FMT " ", NIP6(ih->saddr), NIP6(ih->daddr));
+ printk("SRC=%pI6 DST=%pI6 ", &ih->saddr, &ih->daddr);
/* Max length: 44 "LEN=65535 TC=255 HOPLIMIT=255 FLOWLBL=FFFFF " */
printk("LEN=%Zu TC=%u HOPLIMIT=%u FLOWLBL=%u ",
@@ -424,9 +424,8 @@ ip6t_log_packet(u_int8_t pf,
if (skb->dev->type == ARPHRD_SIT) {
const struct iphdr *iph =
(struct iphdr *)skb_mac_header(skb);
- printk("TUNNEL=%u.%u.%u.%u->%u.%u.%u.%u ",
- NIPQUAD(iph->saddr),
- NIPQUAD(iph->daddr));
+ printk("TUNNEL=%pI4->%pI4 ",
+ &iph->saddr, &iph->daddr);
}
} else
printk(" ");
diff --git a/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c b/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
index e91db16611d9..727b9530448a 100644
--- a/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
+++ b/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
@@ -56,9 +56,8 @@ static bool ipv6_invert_tuple(struct nf_conntrack_tuple *tuple,
static int ipv6_print_tuple(struct seq_file *s,
const struct nf_conntrack_tuple *tuple)
{
- return seq_printf(s, "src=" NIP6_FMT " dst=" NIP6_FMT " ",
- NIP6(*((struct in6_addr *)tuple->src.u3.ip6)),
- NIP6(*((struct in6_addr *)tuple->dst.u3.ip6)));
+ return seq_printf(s, "src=%pI6 dst=%pI6 ",
+ tuple->src.u3.ip6, tuple->dst.u3.ip6);
}
/*
diff --git a/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c b/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
index 05726177903f..bd52151d31e9 100644
--- a/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
+++ b/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
@@ -253,7 +253,7 @@ static struct ctl_table icmpv6_sysctl_table[] = {
.data = &nf_ct_icmpv6_timeout,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.ctl_name = 0
diff --git a/net/ipv6/netfilter/nf_conntrack_reasm.c b/net/ipv6/netfilter/nf_conntrack_reasm.c
index 9967ac7a01a8..ed4d79a9e4a6 100644
--- a/net/ipv6/netfilter/nf_conntrack_reasm.c
+++ b/net/ipv6/netfilter/nf_conntrack_reasm.c
@@ -80,7 +80,7 @@ struct ctl_table nf_ct_ipv6_sysctl_table[] = {
.data = &nf_init_frags.timeout,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.ctl_name = NET_NF_CONNTRACK_FRAG6_LOW_THRESH,
@@ -88,7 +88,7 @@ struct ctl_table nf_ct_ipv6_sysctl_table[] = {
.data = &nf_init_frags.low_thresh,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_NF_CONNTRACK_FRAG6_HIGH_THRESH,
@@ -96,7 +96,7 @@ struct ctl_table nf_ct_ipv6_sysctl_table[] = {
.data = &nf_init_frags.high_thresh,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{ .ctl_name = 0 }
};
diff --git a/net/ipv6/reassembly.c b/net/ipv6/reassembly.c
index af12de071f4c..3c575118fca5 100644
--- a/net/ipv6/reassembly.c
+++ b/net/ipv6/reassembly.c
@@ -642,7 +642,7 @@ static struct ctl_table ip6_frags_ns_ctl_table[] = {
.data = &init_net.ipv6.frags.high_thresh,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_IPV6_IP6FRAG_LOW_THRESH,
@@ -650,7 +650,7 @@ static struct ctl_table ip6_frags_ns_ctl_table[] = {
.data = &init_net.ipv6.frags.low_thresh,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_IPV6_IP6FRAG_TIME,
@@ -658,8 +658,8 @@ static struct ctl_table ip6_frags_ns_ctl_table[] = {
.data = &init_net.ipv6.frags.timeout,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{ }
};
@@ -671,8 +671,8 @@ static struct ctl_table ip6_frags_ctl_table[] = {
.data = &ip6_frags.secret_interval,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies
},
{ }
};
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 89dc69924340..9da1ece466a2 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -108,7 +108,6 @@ static struct dst_ops ip6_dst_ops_template = {
.link_failure = ip6_link_failure,
.update_pmtu = ip6_rt_update_pmtu,
.local_out = __ip6_local_out,
- .entry_size = sizeof(struct rt6_info),
.entries = ATOMIC_INIT(0),
};
@@ -122,7 +121,6 @@ static struct dst_ops ip6_dst_blackhole_ops = {
.destroy = ip6_dst_destroy,
.check = ip6_dst_check,
.update_pmtu = ip6_rt_blackhole_update_pmtu,
- .entry_size = sizeof(struct rt6_info),
.entries = ATOMIC_INIT(0),
};
@@ -2408,19 +2406,16 @@ static int rt6_info_route(struct rt6_info *rt, void *p_arg)
{
struct seq_file *m = p_arg;
- seq_printf(m, NIP6_SEQFMT " %02x ", NIP6(rt->rt6i_dst.addr),
- rt->rt6i_dst.plen);
+ seq_printf(m, "%pi6 %02x ", &rt->rt6i_dst.addr, rt->rt6i_dst.plen);
#ifdef CONFIG_IPV6_SUBTREES
- seq_printf(m, NIP6_SEQFMT " %02x ", NIP6(rt->rt6i_src.addr),
- rt->rt6i_src.plen);
+ seq_printf(m, "%pi6 %02x ", &rt->rt6i_src.addr, rt->rt6i_src.plen);
#else
seq_puts(m, "00000000000000000000000000000000 00 ");
#endif
if (rt->rt6i_nexthop) {
- seq_printf(m, NIP6_SEQFMT,
- NIP6(*((struct in6_addr *)rt->rt6i_nexthop->primary_key)));
+ seq_printf(m, "%pi6", rt->rt6i_nexthop->primary_key);
} else {
seq_puts(m, "00000000000000000000000000000000");
}
@@ -2502,7 +2497,7 @@ ctl_table ipv6_route_table_template[] = {
.data = &init_net.ipv6.sysctl.flush_delay,
.maxlen = sizeof(int),
.mode = 0200,
- .proc_handler = &ipv6_sysctl_rtcache_flush
+ .proc_handler = ipv6_sysctl_rtcache_flush
},
{
.ctl_name = NET_IPV6_ROUTE_GC_THRESH,
@@ -2510,7 +2505,7 @@ ctl_table ipv6_route_table_template[] = {
.data = &ip6_dst_ops_template.gc_thresh,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV6_ROUTE_MAX_SIZE,
@@ -2518,7 +2513,7 @@ ctl_table ipv6_route_table_template[] = {
.data = &init_net.ipv6.sysctl.ip6_rt_max_size,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV6_ROUTE_GC_MIN_INTERVAL,
@@ -2526,8 +2521,8 @@ ctl_table ipv6_route_table_template[] = {
.data = &init_net.ipv6.sysctl.ip6_rt_gc_min_interval,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{
.ctl_name = NET_IPV6_ROUTE_GC_TIMEOUT,
@@ -2535,8 +2530,8 @@ ctl_table ipv6_route_table_template[] = {
.data = &init_net.ipv6.sysctl.ip6_rt_gc_timeout,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{
.ctl_name = NET_IPV6_ROUTE_GC_INTERVAL,
@@ -2544,8 +2539,8 @@ ctl_table ipv6_route_table_template[] = {
.data = &init_net.ipv6.sysctl.ip6_rt_gc_interval,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{
.ctl_name = NET_IPV6_ROUTE_GC_ELASTICITY,
@@ -2553,8 +2548,8 @@ ctl_table ipv6_route_table_template[] = {
.data = &init_net.ipv6.sysctl.ip6_rt_gc_elasticity,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{
.ctl_name = NET_IPV6_ROUTE_MTU_EXPIRES,
@@ -2562,8 +2557,8 @@ ctl_table ipv6_route_table_template[] = {
.data = &init_net.ipv6.sysctl.ip6_rt_mtu_expires,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{
.ctl_name = NET_IPV6_ROUTE_MIN_ADVMSS,
@@ -2571,8 +2566,8 @@ ctl_table ipv6_route_table_template[] = {
.data = &init_net.ipv6.sysctl.ip6_rt_min_advmss,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{
.ctl_name = NET_IPV6_ROUTE_GC_MIN_INTERVAL_MS,
@@ -2580,8 +2575,8 @@ ctl_table ipv6_route_table_template[] = {
.data = &init_net.ipv6.sysctl.ip6_rt_gc_min_interval,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_ms_jiffies,
- .strategy = &sysctl_ms_jiffies,
+ .proc_handler = proc_dointvec_ms_jiffies,
+ .strategy = sysctl_ms_jiffies,
},
{ .ctl_name = 0 }
};
diff --git a/net/ipv6/sysctl_net_ipv6.c b/net/ipv6/sysctl_net_ipv6.c
index 587f8f60c489..9048fe7e7ea7 100644
--- a/net/ipv6/sysctl_net_ipv6.c
+++ b/net/ipv6/sysctl_net_ipv6.c
@@ -35,7 +35,7 @@ static ctl_table ipv6_table_template[] = {
.data = &init_net.ipv6.sysctl.bindv6only,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{ .ctl_name = 0 }
};
@@ -47,7 +47,7 @@ static ctl_table ipv6_table[] = {
.data = &sysctl_mld_max_msf,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{ .ctl_name = 0 }
};
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index b6b356b7912a..a5d750acd793 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -501,7 +501,7 @@ static int tcp_v6_send_synack(struct sock *sk, struct request_sock *req)
th->check = tcp_v6_check(th, skb->len,
&treq->loc_addr, &treq->rmt_addr,
- csum_partial((char *)th, skb->len, skb->csum));
+ csum_partial(th, skb->len, skb->csum));
ipv6_addr_copy(&fl.fl6_dst, &treq->rmt_addr);
err = ip6_xmit(sk, skb, &fl, opt, 0);
@@ -872,12 +872,10 @@ static int tcp_v6_inbound_md5_hash (struct sock *sk, struct sk_buff *skb)
if (genhash || memcmp(hash_location, newhash, 16) != 0) {
if (net_ratelimit()) {
- printk(KERN_INFO "MD5 Hash %s for "
- "(" NIP6_FMT ", %u)->"
- "(" NIP6_FMT ", %u)\n",
+ printk(KERN_INFO "MD5 Hash %s for (%pI6, %u)->(%pI6, %u)\n",
genhash ? "failed" : "mismatch",
- NIP6(ip6h->saddr), ntohs(th->source),
- NIP6(ip6h->daddr), ntohs(th->dest));
+ &ip6h->saddr, ntohs(th->source),
+ &ip6h->daddr, ntohs(th->dest));
}
return 1;
}
@@ -917,7 +915,7 @@ static void tcp_v6_send_check(struct sock *sk, int len, struct sk_buff *skb)
skb->csum_offset = offsetof(struct tcphdr, check);
} else {
th->check = csum_ipv6_magic(&np->saddr, &np->daddr, len, IPPROTO_TCP,
- csum_partial((char *)th, th->doff<<2,
+ csum_partial(th, th->doff<<2,
skb->csum));
}
}
@@ -999,7 +997,7 @@ static void tcp_v6_send_response(struct sk_buff *skb, u32 seq, u32 ack, u32 win,
}
#endif
- buff->csum = csum_partial((char *)t1, tot_len, 0);
+ buff->csum = csum_partial(t1, tot_len, 0);
memset(&fl, 0, sizeof(fl));
ipv6_addr_copy(&fl.fl6_dst, &ipv6_hdr(skb)->saddr);
@@ -2045,6 +2043,7 @@ struct proto tcpv6_prot = {
.sysctl_rmem = sysctl_tcp_rmem,
.max_header = MAX_TCP_HEADER,
.obj_size = sizeof(struct tcp6_sock),
+ .slab_flags = SLAB_DESTROY_BY_RCU,
.twsk_prot = &tcp6_timewait_sock_ops,
.rsk_prot = &tcp6_request_sock_ops,
.h.hashinfo = &tcp_hashinfo,
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index 8b48512ebf6a..fd2d9ad4a8a3 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -54,62 +54,91 @@ int udp_v6_get_port(struct sock *sk, unsigned short snum)
return udp_lib_get_port(sk, snum, ipv6_rcv_saddr_equal);
}
+static inline int compute_score(struct sock *sk, struct net *net,
+ unsigned short hnum,
+ struct in6_addr *saddr, __be16 sport,
+ struct in6_addr *daddr, __be16 dport,
+ int dif)
+{
+ int score = -1;
+
+ if (net_eq(sock_net(sk), net) && sk->sk_hash == hnum &&
+ sk->sk_family == PF_INET6) {
+ struct ipv6_pinfo *np = inet6_sk(sk);
+ struct inet_sock *inet = inet_sk(sk);
+
+ score = 0;
+ if (inet->dport) {
+ if (inet->dport != sport)
+ return -1;
+ score++;
+ }
+ if (!ipv6_addr_any(&np->rcv_saddr)) {
+ if (!ipv6_addr_equal(&np->rcv_saddr, daddr))
+ return -1;
+ score++;
+ }
+ if (!ipv6_addr_any(&np->daddr)) {
+ if (!ipv6_addr_equal(&np->daddr, saddr))
+ return -1;
+ score++;
+ }
+ if (sk->sk_bound_dev_if) {
+ if (sk->sk_bound_dev_if != dif)
+ return -1;
+ score++;
+ }
+ }
+ return score;
+}
+
static struct sock *__udp6_lib_lookup(struct net *net,
struct in6_addr *saddr, __be16 sport,
struct in6_addr *daddr, __be16 dport,
- int dif, struct hlist_head udptable[])
+ int dif, struct udp_table *udptable)
{
- struct sock *sk, *result = NULL;
- struct hlist_node *node;
+ struct sock *sk, *result;
+ struct hlist_nulls_node *node;
unsigned short hnum = ntohs(dport);
- int badness = -1;
-
- read_lock(&udp_hash_lock);
- sk_for_each(sk, node, &udptable[udp_hashfn(net, hnum)]) {
- struct inet_sock *inet = inet_sk(sk);
-
- if (net_eq(sock_net(sk), net) && sk->sk_hash == hnum &&
- sk->sk_family == PF_INET6) {
- struct ipv6_pinfo *np = inet6_sk(sk);
- int score = 0;
- if (inet->dport) {
- if (inet->dport != sport)
- continue;
- score++;
- }
- if (!ipv6_addr_any(&np->rcv_saddr)) {
- if (!ipv6_addr_equal(&np->rcv_saddr, daddr))
- continue;
- score++;
- }
- if (!ipv6_addr_any(&np->daddr)) {
- if (!ipv6_addr_equal(&np->daddr, saddr))
- continue;
- score++;
- }
- if (sk->sk_bound_dev_if) {
- if (sk->sk_bound_dev_if != dif)
- continue;
- score++;
- }
- if (score == 4) {
- result = sk;
- break;
- } else if (score > badness) {
- result = sk;
- badness = score;
- }
+ unsigned int hash = udp_hashfn(net, hnum);
+ struct udp_hslot *hslot = &udptable->hash[hash];
+ int score, badness;
+
+ rcu_read_lock();
+begin:
+ result = NULL;
+ badness = -1;
+ sk_nulls_for_each_rcu(sk, node, &hslot->head) {
+ score = compute_score(sk, net, hnum, saddr, sport, daddr, dport, dif);
+ if (score > badness) {
+ result = sk;
+ badness = score;
+ }
+ }
+ /*
+ * if the nulls value we got at the end of this lookup is
+ * not the expected one, we must restart lookup.
+ * We probably met an item that was moved to another chain.
+ */
+ if (get_nulls_value(node) != hash)
+ goto begin;
+
+ if (result) {
+ if (unlikely(!atomic_inc_not_zero(&result->sk_refcnt)))
+ result = NULL;
+ else if (unlikely(compute_score(result, net, hnum, saddr, sport,
+ daddr, dport, dif) < badness)) {
+ sock_put(result);
+ goto begin;
}
}
- if (result)
- sock_hold(result);
- read_unlock(&udp_hash_lock);
+ rcu_read_unlock();
return result;
}
static struct sock *__udp6_lib_lookup_skb(struct sk_buff *skb,
__be16 sport, __be16 dport,
- struct hlist_head udptable[])
+ struct udp_table *udptable)
{
struct sock *sk;
struct ipv6hdr *iph = ipv6_hdr(skb);
@@ -253,7 +282,7 @@ csum_copy_err:
void __udp6_lib_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
int type, int code, int offset, __be32 info,
- struct hlist_head udptable[] )
+ struct udp_table *udptable)
{
struct ipv6_pinfo *np;
struct ipv6hdr *hdr = (struct ipv6hdr*)skb->data;
@@ -289,7 +318,7 @@ static __inline__ void udpv6_err(struct sk_buff *skb,
struct inet6_skb_parm *opt, int type,
int code, int offset, __be32 info )
{
- __udp6_lib_err(skb, opt, type, code, offset, info, udp_hash);
+ __udp6_lib_err(skb, opt, type, code, offset, info, &udp_table);
}
int udpv6_queue_rcv_skb(struct sock * sk, struct sk_buff *skb)
@@ -347,11 +376,11 @@ static struct sock *udp_v6_mcast_next(struct net *net, struct sock *sk,
__be16 rmt_port, struct in6_addr *rmt_addr,
int dif)
{
- struct hlist_node *node;
+ struct hlist_nulls_node *node;
struct sock *s = sk;
unsigned short num = ntohs(loc_port);
- sk_for_each_from(s, node) {
+ sk_nulls_for_each_from(s, node) {
struct inet_sock *inet = inet_sk(s);
if (!net_eq(sock_net(s), net))
@@ -388,14 +417,15 @@ static struct sock *udp_v6_mcast_next(struct net *net, struct sock *sk,
*/
static int __udp6_lib_mcast_deliver(struct net *net, struct sk_buff *skb,
struct in6_addr *saddr, struct in6_addr *daddr,
- struct hlist_head udptable[])
+ struct udp_table *udptable)
{
struct sock *sk, *sk2;
const struct udphdr *uh = udp_hdr(skb);
+ struct udp_hslot *hslot = &udptable->hash[udp_hashfn(net, ntohs(uh->dest))];
int dif;
- read_lock(&udp_hash_lock);
- sk = sk_head(&udptable[udp_hashfn(net, ntohs(uh->dest))]);
+ spin_lock(&hslot->lock);
+ sk = sk_nulls_head(&hslot->head);
dif = inet6_iif(skb);
sk = udp_v6_mcast_next(net, sk, uh->dest, daddr, uh->source, saddr, dif);
if (!sk) {
@@ -404,7 +434,7 @@ static int __udp6_lib_mcast_deliver(struct net *net, struct sk_buff *skb,
}
sk2 = sk;
- while ((sk2 = udp_v6_mcast_next(net, sk_next(sk2), uh->dest, daddr,
+ while ((sk2 = udp_v6_mcast_next(net, sk_nulls_next(sk2), uh->dest, daddr,
uh->source, saddr, dif))) {
struct sk_buff *buff = skb_clone(skb, GFP_ATOMIC);
if (buff) {
@@ -423,7 +453,7 @@ static int __udp6_lib_mcast_deliver(struct net *net, struct sk_buff *skb,
sk_add_backlog(sk, skb);
bh_unlock_sock(sk);
out:
- read_unlock(&udp_hash_lock);
+ spin_unlock(&hslot->lock);
return 0;
}
@@ -461,7 +491,7 @@ static inline int udp6_csum_init(struct sk_buff *skb, struct udphdr *uh,
return 0;
}
-int __udp6_lib_rcv(struct sk_buff *skb, struct hlist_head udptable[],
+int __udp6_lib_rcv(struct sk_buff *skb, struct udp_table *udptable,
int proto)
{
struct sock *sk;
@@ -558,7 +588,7 @@ discard:
static __inline__ int udpv6_rcv(struct sk_buff *skb)
{
- return __udp6_lib_rcv(skb, udp_hash, IPPROTO_UDP);
+ return __udp6_lib_rcv(skb, &udp_table, IPPROTO_UDP);
}
/*
@@ -1022,7 +1052,7 @@ int udp6_seq_show(struct seq_file *seq, void *v)
static struct udp_seq_afinfo udp6_seq_afinfo = {
.name = "udp6",
.family = AF_INET6,
- .hashtable = udp_hash,
+ .udp_table = &udp_table,
.seq_fops = {
.owner = THIS_MODULE,
},
@@ -1064,7 +1094,8 @@ struct proto udpv6_prot = {
.sysctl_wmem = &sysctl_udp_wmem_min,
.sysctl_rmem = &sysctl_udp_rmem_min,
.obj_size = sizeof(struct udp6_sock),
- .h.udp_hash = udp_hash,
+ .slab_flags = SLAB_DESTROY_BY_RCU,
+ .h.udp_table = &udp_table,
#ifdef CONFIG_COMPAT
.compat_setsockopt = compat_udpv6_setsockopt,
.compat_getsockopt = compat_udpv6_getsockopt,
diff --git a/net/ipv6/udp_impl.h b/net/ipv6/udp_impl.h
index 92dd7da766d8..23779208c334 100644
--- a/net/ipv6/udp_impl.h
+++ b/net/ipv6/udp_impl.h
@@ -7,9 +7,9 @@
#include <net/inet_common.h>
#include <net/transp_v6.h>
-extern int __udp6_lib_rcv(struct sk_buff *, struct hlist_head [], int );
+extern int __udp6_lib_rcv(struct sk_buff *, struct udp_table *, int );
extern void __udp6_lib_err(struct sk_buff *, struct inet6_skb_parm *,
- int , int , int , __be32 , struct hlist_head []);
+ int , int , int , __be32 , struct udp_table *);
extern int udp_v6_get_port(struct sock *sk, unsigned short snum);
diff --git a/net/ipv6/udplite.c b/net/ipv6/udplite.c
index 3cd1a1ac3d6c..ba162a824585 100644
--- a/net/ipv6/udplite.c
+++ b/net/ipv6/udplite.c
@@ -15,14 +15,14 @@
static int udplitev6_rcv(struct sk_buff *skb)
{
- return __udp6_lib_rcv(skb, udplite_hash, IPPROTO_UDPLITE);
+ return __udp6_lib_rcv(skb, &udplite_table, IPPROTO_UDPLITE);
}
static void udplitev6_err(struct sk_buff *skb,
struct inet6_skb_parm *opt,
int type, int code, int offset, __be32 info)
{
- __udp6_lib_err(skb, opt, type, code, offset, info, udplite_hash);
+ __udp6_lib_err(skb, opt, type, code, offset, info, &udplite_table);
}
static struct inet6_protocol udplitev6_protocol = {
@@ -49,7 +49,8 @@ struct proto udplitev6_prot = {
.unhash = udp_lib_unhash,
.get_port = udp_v6_get_port,
.obj_size = sizeof(struct udp6_sock),
- .h.udp_hash = udplite_hash,
+ .slab_flags = SLAB_DESTROY_BY_RCU,
+ .h.udp_table = &udplite_table,
#ifdef CONFIG_COMPAT
.compat_setsockopt = compat_udpv6_setsockopt,
.compat_getsockopt = compat_udpv6_getsockopt,
@@ -95,7 +96,7 @@ void udplitev6_exit(void)
static struct udp_seq_afinfo udplite6_seq_afinfo = {
.name = "udplite6",
.family = AF_INET6,
- .hashtable = udplite_hash,
+ .udp_table = &udplite_table,
.seq_fops = {
.owner = THIS_MODULE,
},
diff --git a/net/ipv6/xfrm6_policy.c b/net/ipv6/xfrm6_policy.c
index 08e4cbbe3f04..3b67ce7786ec 100644
--- a/net/ipv6/xfrm6_policy.c
+++ b/net/ipv6/xfrm6_policy.c
@@ -144,6 +144,7 @@ static int xfrm6_fill_dst(struct xfrm_dst *xdst, struct net_device *dev)
static inline void
_decode_session6(struct sk_buff *skb, struct flowi *fl, int reverse)
{
+ int onlyproto = 0;
u16 offset = skb_network_header_len(skb);
struct ipv6hdr *hdr = ipv6_hdr(skb);
struct ipv6_opt_hdr *exthdr;
@@ -159,6 +160,8 @@ _decode_session6(struct sk_buff *skb, struct flowi *fl, int reverse)
exthdr = (struct ipv6_opt_hdr *)(nh + offset);
switch (nexthdr) {
+ case NEXTHDR_FRAGMENT:
+ onlyproto = 1;
case NEXTHDR_ROUTING:
case NEXTHDR_HOP:
case NEXTHDR_DEST:
@@ -172,7 +175,7 @@ _decode_session6(struct sk_buff *skb, struct flowi *fl, int reverse)
case IPPROTO_TCP:
case IPPROTO_SCTP:
case IPPROTO_DCCP:
- if (pskb_may_pull(skb, nh + offset + 4 - skb->data)) {
+ if (!onlyproto && pskb_may_pull(skb, nh + offset + 4 - skb->data)) {
__be16 *ports = (__be16 *)exthdr;
fl->fl_ip_sport = ports[!!reverse];
@@ -182,7 +185,7 @@ _decode_session6(struct sk_buff *skb, struct flowi *fl, int reverse)
return;
case IPPROTO_ICMPV6:
- if (pskb_may_pull(skb, nh + offset + 2 - skb->data)) {
+ if (!onlyproto && pskb_may_pull(skb, nh + offset + 2 - skb->data)) {
u8 *icmp = (u8 *)exthdr;
fl->fl_icmp_type = icmp[0];
@@ -193,7 +196,7 @@ _decode_session6(struct sk_buff *skb, struct flowi *fl, int reverse)
#if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE)
case IPPROTO_MH:
- if (pskb_may_pull(skb, nh + offset + 3 - skb->data)) {
+ if (!onlyproto && pskb_may_pull(skb, nh + offset + 3 - skb->data)) {
struct ip6_mh *mh;
mh = (struct ip6_mh *)exthdr;
@@ -274,7 +277,6 @@ static struct dst_ops xfrm6_dst_ops = {
.ifdown = xfrm6_dst_ifdown,
.local_out = __ip6_local_out,
.gc_thresh = 1024,
- .entry_size = sizeof(struct xfrm_dst),
.entries = ATOMIC_INIT(0),
};
diff --git a/net/ipx/sysctl_net_ipx.c b/net/ipx/sysctl_net_ipx.c
index 92fef864e852..633fcab35580 100644
--- a/net/ipx/sysctl_net_ipx.c
+++ b/net/ipx/sysctl_net_ipx.c
@@ -23,7 +23,7 @@ static struct ctl_table ipx_table[] = {
.data = &sysctl_ipx_pprop_broadcasting,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{ 0 },
};
diff --git a/net/irda/irlan/irlan_client.c b/net/irda/irlan/irlan_client.c
index 6be1ec26b30c..42f7d960d055 100644
--- a/net/irda/irlan/irlan_client.c
+++ b/net/irda/irlan/irlan_client.c
@@ -436,7 +436,6 @@ static void irlan_check_response_param(struct irlan_cb *self, char *param,
__u16 tmp_cpu; /* Temporary value in host order */
__u8 *bytes;
int i;
- DECLARE_MAC_BUF(mac);
IRDA_DEBUG(4, "%s(), parm=%s\n", __func__ , param);
@@ -521,8 +520,7 @@ static void irlan_check_response_param(struct irlan_cb *self, char *param,
/* FILTER_ENTRY, have we got an ethernet address? */
if (strcmp(param, "FILTER_ENTRY") == 0) {
bytes = value;
- IRDA_DEBUG(4, "Ethernet address = %s\n",
- print_mac(mac, bytes));
+ IRDA_DEBUG(4, "Ethernet address = %pM\n", bytes);
for (i = 0; i < 6; i++)
self->dev->dev_addr[i] = bytes[i];
}
diff --git a/net/irda/irlan/irlan_common.c b/net/irda/irlan/irlan_common.c
index 9a1cd87e7142..774d73a76852 100644
--- a/net/irda/irlan/irlan_common.c
+++ b/net/irda/irlan/irlan_common.c
@@ -207,7 +207,7 @@ static struct irlan_cb *irlan_open(__u32 saddr, __u32 daddr)
if (!dev)
return NULL;
- self = dev->priv;
+ self = netdev_priv(dev);
self->dev = dev;
/*
diff --git a/net/irda/irsysctl.c b/net/irda/irsysctl.c
index 9ab3df15425d..57f8817c3979 100644
--- a/net/irda/irsysctl.c
+++ b/net/irda/irsysctl.c
@@ -118,8 +118,8 @@ static ctl_table irda_table[] = {
.data = &sysctl_discovery,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &do_discovery,
- .strategy = &sysctl_intvec
+ .proc_handler = do_discovery,
+ .strategy = sysctl_intvec
},
{
.ctl_name = NET_IRDA_DEVNAME,
@@ -127,8 +127,8 @@ static ctl_table irda_table[] = {
.data = sysctl_devname,
.maxlen = 65,
.mode = 0644,
- .proc_handler = &do_devname,
- .strategy = &sysctl_string
+ .proc_handler = do_devname,
+ .strategy = sysctl_string
},
#ifdef CONFIG_IRDA_DEBUG
{
@@ -137,7 +137,7 @@ static ctl_table irda_table[] = {
.data = &irda_debug,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
#endif
#ifdef CONFIG_IRDA_FAST_RR
@@ -147,7 +147,7 @@ static ctl_table irda_table[] = {
.data = &sysctl_fast_poll_increase,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
#endif
{
@@ -156,8 +156,8 @@ static ctl_table irda_table[] = {
.data = &sysctl_discovery_slots,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_discovery_slots,
.extra2 = &max_discovery_slots
},
@@ -167,7 +167,7 @@ static ctl_table irda_table[] = {
.data = &sysctl_discovery_timeout,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{
.ctl_name = NET_IRDA_SLOT_TIMEOUT,
@@ -175,8 +175,8 @@ static ctl_table irda_table[] = {
.data = &sysctl_slot_timeout,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_slot_timeout,
.extra2 = &max_slot_timeout
},
@@ -186,8 +186,8 @@ static ctl_table irda_table[] = {
.data = &sysctl_max_baud_rate,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_max_baud_rate,
.extra2 = &max_max_baud_rate
},
@@ -197,8 +197,8 @@ static ctl_table irda_table[] = {
.data = &sysctl_min_tx_turn_time,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_min_tx_turn_time,
.extra2 = &max_min_tx_turn_time
},
@@ -208,8 +208,8 @@ static ctl_table irda_table[] = {
.data = &sysctl_max_tx_data_size,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_max_tx_data_size,
.extra2 = &max_max_tx_data_size
},
@@ -219,8 +219,8 @@ static ctl_table irda_table[] = {
.data = &sysctl_max_tx_window,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_max_tx_window,
.extra2 = &max_max_tx_window
},
@@ -230,8 +230,8 @@ static ctl_table irda_table[] = {
.data = &sysctl_max_noreply_time,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_max_noreply_time,
.extra2 = &max_max_noreply_time
},
@@ -241,8 +241,8 @@ static ctl_table irda_table[] = {
.data = &sysctl_warn_noreply_time,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_warn_noreply_time,
.extra2 = &max_warn_noreply_time
},
@@ -252,8 +252,8 @@ static ctl_table irda_table[] = {
.data = &sysctl_lap_keepalive_time,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_lap_keepalive_time,
.extra2 = &max_lap_keepalive_time
},
diff --git a/net/llc/llc_proc.c b/net/llc/llc_proc.c
index 48212c0a961c..b58bd7c6cdf8 100644
--- a/net/llc/llc_proc.c
+++ b/net/llc/llc_proc.c
@@ -27,8 +27,7 @@
static void llc_ui_format_mac(struct seq_file *seq, u8 *addr)
{
- DECLARE_MAC_BUF(mac);
- seq_printf(seq, "%s", print_mac(mac, addr));
+ seq_printf(seq, "%pM", addr);
}
static struct sock *llc_get_sk_idx(loff_t pos)
diff --git a/net/llc/sysctl_net_llc.c b/net/llc/sysctl_net_llc.c
index 5bef1dcf18e3..57b9304d444c 100644
--- a/net/llc/sysctl_net_llc.c
+++ b/net/llc/sysctl_net_llc.c
@@ -20,8 +20,8 @@ static struct ctl_table llc2_timeout_table[] = {
.data = &sysctl_llc2_ack_timeout,
.maxlen = sizeof(long),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{
.ctl_name = NET_LLC2_BUSY_TIMEOUT,
@@ -29,8 +29,8 @@ static struct ctl_table llc2_timeout_table[] = {
.data = &sysctl_llc2_busy_timeout,
.maxlen = sizeof(long),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{
.ctl_name = NET_LLC2_P_TIMEOUT,
@@ -38,8 +38,8 @@ static struct ctl_table llc2_timeout_table[] = {
.data = &sysctl_llc2_p_timeout,
.maxlen = sizeof(long),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{
.ctl_name = NET_LLC2_REJ_TIMEOUT,
@@ -47,8 +47,8 @@ static struct ctl_table llc2_timeout_table[] = {
.data = &sysctl_llc2_rej_timeout,
.maxlen = sizeof(long),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{ 0 },
};
@@ -60,8 +60,8 @@ static struct ctl_table llc_station_table[] = {
.data = &sysctl_llc_station_ack_timeout,
.maxlen = sizeof(long),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
- .strategy = &sysctl_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
+ .strategy = sysctl_jiffies,
},
{ 0 },
};
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 855126a3039d..16423f94801b 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -17,13 +17,6 @@
#include "rate.h"
#include "mesh.h"
-struct ieee80211_hw *wiphy_to_hw(struct wiphy *wiphy)
-{
- struct ieee80211_local *local = wiphy_priv(wiphy);
- return &local->hw;
-}
-EXPORT_SYMBOL(wiphy_to_hw);
-
static bool nl80211_type_check(enum nl80211_iftype type)
{
switch (type) {
@@ -33,6 +26,8 @@ static bool nl80211_type_check(enum nl80211_iftype type)
#ifdef CONFIG_MAC80211_MESH
case NL80211_IFTYPE_MESH_POINT:
#endif
+ case NL80211_IFTYPE_AP:
+ case NL80211_IFTYPE_AP_VLAN:
case NL80211_IFTYPE_WDS:
return true;
default:
@@ -401,8 +396,8 @@ static int ieee80211_config_beacon(struct ieee80211_sub_if_data *sdata,
*/
if (params->interval) {
sdata->local->hw.conf.beacon_int = params->interval;
- if (ieee80211_hw_config(sdata->local))
- return -EINVAL;
+ ieee80211_hw_config(sdata->local,
+ IEEE80211_CONF_CHANGE_BEACON_INTERVAL);
/*
* We updated some parameter so if below bails out
* it's not an error.
@@ -589,6 +584,8 @@ static void sta_apply_parameters(struct ieee80211_local *local,
struct ieee80211_supported_band *sband;
struct ieee80211_sub_if_data *sdata = sta->sdata;
+ sband = local->hw.wiphy->bands[local->oper_channel->band];
+
/*
* FIXME: updating the flags is racy when this function is
* called from ieee80211_change_station(), this will
@@ -629,7 +626,6 @@ static void sta_apply_parameters(struct ieee80211_local *local,
if (params->supported_rates) {
rates = 0;
- sband = local->hw.wiphy->bands[local->oper_channel->band];
for (i = 0; i < params->supported_rates_len; i++) {
int rate = (params->supported_rates[i] & 0x7f) * 5;
@@ -641,10 +637,10 @@ static void sta_apply_parameters(struct ieee80211_local *local,
sta->sta.supp_rates[local->oper_channel->band] = rates;
}
- if (params->ht_capa) {
- ieee80211_ht_cap_ie_to_ht_info(params->ht_capa,
- &sta->sta.ht_info);
- }
+ if (params->ht_capa)
+ ieee80211_ht_cap_ie_to_sta_ht_cap(sband,
+ params->ht_capa,
+ &sta->sta.ht_cap);
if (ieee80211_vif_is_mesh(&sdata->vif) && params->plink_action) {
switch (params->plink_action) {
@@ -957,6 +953,72 @@ static int ieee80211_dump_mpath(struct wiphy *wiphy, struct net_device *dev,
rcu_read_unlock();
return 0;
}
+
+static int ieee80211_get_mesh_params(struct wiphy *wiphy,
+ struct net_device *dev,
+ struct mesh_config *conf)
+{
+ struct ieee80211_sub_if_data *sdata;
+ sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
+ if (sdata->vif.type != NL80211_IFTYPE_MESH_POINT)
+ return -ENOTSUPP;
+ memcpy(conf, &(sdata->u.mesh.mshcfg), sizeof(struct mesh_config));
+ return 0;
+}
+
+static inline bool _chg_mesh_attr(enum nl80211_meshconf_params parm, u32 mask)
+{
+ return (mask >> (parm-1)) & 0x1;
+}
+
+static int ieee80211_set_mesh_params(struct wiphy *wiphy,
+ struct net_device *dev,
+ const struct mesh_config *nconf, u32 mask)
+{
+ struct mesh_config *conf;
+ struct ieee80211_sub_if_data *sdata;
+ sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+
+ if (sdata->vif.type != NL80211_IFTYPE_MESH_POINT)
+ return -ENOTSUPP;
+
+ /* Set the config options which we are interested in setting */
+ conf = &(sdata->u.mesh.mshcfg);
+ if (_chg_mesh_attr(NL80211_MESHCONF_RETRY_TIMEOUT, mask))
+ conf->dot11MeshRetryTimeout = nconf->dot11MeshRetryTimeout;
+ if (_chg_mesh_attr(NL80211_MESHCONF_CONFIRM_TIMEOUT, mask))
+ conf->dot11MeshConfirmTimeout = nconf->dot11MeshConfirmTimeout;
+ if (_chg_mesh_attr(NL80211_MESHCONF_HOLDING_TIMEOUT, mask))
+ conf->dot11MeshHoldingTimeout = nconf->dot11MeshHoldingTimeout;
+ if (_chg_mesh_attr(NL80211_MESHCONF_MAX_PEER_LINKS, mask))
+ conf->dot11MeshMaxPeerLinks = nconf->dot11MeshMaxPeerLinks;
+ if (_chg_mesh_attr(NL80211_MESHCONF_MAX_RETRIES, mask))
+ conf->dot11MeshMaxRetries = nconf->dot11MeshMaxRetries;
+ if (_chg_mesh_attr(NL80211_MESHCONF_TTL, mask))
+ conf->dot11MeshTTL = nconf->dot11MeshTTL;
+ if (_chg_mesh_attr(NL80211_MESHCONF_AUTO_OPEN_PLINKS, mask))
+ conf->auto_open_plinks = nconf->auto_open_plinks;
+ if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES, mask))
+ conf->dot11MeshHWMPmaxPREQretries =
+ nconf->dot11MeshHWMPmaxPREQretries;
+ if (_chg_mesh_attr(NL80211_MESHCONF_PATH_REFRESH_TIME, mask))
+ conf->path_refresh_time = nconf->path_refresh_time;
+ if (_chg_mesh_attr(NL80211_MESHCONF_MIN_DISCOVERY_TIMEOUT, mask))
+ conf->min_discovery_timeout = nconf->min_discovery_timeout;
+ if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ACTIVE_PATH_TIMEOUT, mask))
+ conf->dot11MeshHWMPactivePathTimeout =
+ nconf->dot11MeshHWMPactivePathTimeout;
+ if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL, mask))
+ conf->dot11MeshHWMPpreqMinInterval =
+ nconf->dot11MeshHWMPpreqMinInterval;
+ if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME,
+ mask))
+ conf->dot11MeshHWMPnetDiameterTraversalTime =
+ nconf->dot11MeshHWMPnetDiameterTraversalTime;
+ return 0;
+}
+
#endif
static int ieee80211_change_bss(struct wiphy *wiphy,
@@ -972,25 +1034,67 @@ static int ieee80211_change_bss(struct wiphy *wiphy,
return -EINVAL;
if (params->use_cts_prot >= 0) {
- sdata->bss_conf.use_cts_prot = params->use_cts_prot;
+ sdata->vif.bss_conf.use_cts_prot = params->use_cts_prot;
changed |= BSS_CHANGED_ERP_CTS_PROT;
}
if (params->use_short_preamble >= 0) {
- sdata->bss_conf.use_short_preamble =
+ sdata->vif.bss_conf.use_short_preamble =
params->use_short_preamble;
changed |= BSS_CHANGED_ERP_PREAMBLE;
}
if (params->use_short_slot_time >= 0) {
- sdata->bss_conf.use_short_slot =
+ sdata->vif.bss_conf.use_short_slot =
params->use_short_slot_time;
changed |= BSS_CHANGED_ERP_SLOT;
}
+ if (params->basic_rates) {
+ int i, j;
+ u32 rates = 0;
+ struct ieee80211_local *local = wiphy_priv(wiphy);
+ struct ieee80211_supported_band *sband =
+ wiphy->bands[local->oper_channel->band];
+
+ for (i = 0; i < params->basic_rates_len; i++) {
+ int rate = (params->basic_rates[i] & 0x7f) * 5;
+ for (j = 0; j < sband->n_bitrates; j++) {
+ if (sband->bitrates[j].bitrate == rate)
+ rates |= BIT(j);
+ }
+ }
+ sdata->vif.bss_conf.basic_rates = rates;
+ changed |= BSS_CHANGED_BASIC_RATES;
+ }
+
ieee80211_bss_info_change_notify(sdata, changed);
return 0;
}
+static int ieee80211_set_txq_params(struct wiphy *wiphy,
+ struct ieee80211_txq_params *params)
+{
+ struct ieee80211_local *local = wiphy_priv(wiphy);
+ struct ieee80211_tx_queue_params p;
+
+ if (!local->ops->conf_tx)
+ return -EOPNOTSUPP;
+
+ memset(&p, 0, sizeof(p));
+ p.aifs = params->aifs;
+ p.cw_max = params->cwmax;
+ p.cw_min = params->cwmin;
+ p.txop = params->txop;
+ if (local->ops->conf_tx(local_to_hw(local), params->queue, &p)) {
+ printk(KERN_DEBUG "%s: failed to set TX queue "
+ "parameters for queue %d\n", local->mdev->name,
+ params->queue);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
struct cfg80211_ops mac80211_config_ops = {
.add_virtual_intf = ieee80211_add_iface,
.del_virtual_intf = ieee80211_del_iface,
@@ -1013,6 +1117,9 @@ struct cfg80211_ops mac80211_config_ops = {
.change_mpath = ieee80211_change_mpath,
.get_mpath = ieee80211_get_mpath,
.dump_mpath = ieee80211_dump_mpath,
+ .set_mesh_params = ieee80211_set_mesh_params,
+ .get_mesh_params = ieee80211_get_mesh_params,
#endif
.change_bss = ieee80211_change_bss,
+ .set_txq_params = ieee80211_set_txq_params,
};
diff --git a/net/mac80211/debugfs.c b/net/mac80211/debugfs.c
index 24ce54463310..2697a2fe608f 100644
--- a/net/mac80211/debugfs.c
+++ b/net/mac80211/debugfs.c
@@ -47,18 +47,14 @@ static const struct file_operations name## _ops = { \
DEBUGFS_READONLY_FILE(frequency, 20, "%d",
local->hw.conf.channel->center_freq);
-DEBUGFS_READONLY_FILE(antenna_sel_tx, 20, "%d",
- local->hw.conf.antenna_sel_tx);
-DEBUGFS_READONLY_FILE(antenna_sel_rx, 20, "%d",
- local->hw.conf.antenna_sel_rx);
DEBUGFS_READONLY_FILE(rts_threshold, 20, "%d",
local->rts_threshold);
DEBUGFS_READONLY_FILE(fragmentation_threshold, 20, "%d",
local->fragmentation_threshold);
DEBUGFS_READONLY_FILE(short_retry_limit, 20, "%d",
- local->short_retry_limit);
+ local->hw.conf.short_frame_max_tx_count);
DEBUGFS_READONLY_FILE(long_retry_limit, 20, "%d",
- local->long_retry_limit);
+ local->hw.conf.long_frame_max_tx_count);
DEBUGFS_READONLY_FILE(total_ps_buffered, 20, "%d",
local->total_ps_buffered);
DEBUGFS_READONLY_FILE(wep_iv, 20, "%#06x",
@@ -202,8 +198,6 @@ void debugfs_hw_add(struct ieee80211_local *local)
local->debugfs.keys = debugfs_create_dir("keys", phyd);
DEBUGFS_ADD(frequency);
- DEBUGFS_ADD(antenna_sel_tx);
- DEBUGFS_ADD(antenna_sel_rx);
DEBUGFS_ADD(rts_threshold);
DEBUGFS_ADD(fragmentation_threshold);
DEBUGFS_ADD(short_retry_limit);
@@ -258,8 +252,6 @@ void debugfs_hw_add(struct ieee80211_local *local)
void debugfs_hw_del(struct ieee80211_local *local)
{
DEBUGFS_DEL(frequency);
- DEBUGFS_DEL(antenna_sel_tx);
- DEBUGFS_DEL(antenna_sel_rx);
DEBUGFS_DEL(rts_threshold);
DEBUGFS_DEL(fragmentation_threshold);
DEBUGFS_DEL(short_retry_limit);
diff --git a/net/mac80211/debugfs_key.c b/net/mac80211/debugfs_key.c
index a3294d109322..6424ac565ae0 100644
--- a/net/mac80211/debugfs_key.c
+++ b/net/mac80211/debugfs_key.c
@@ -188,7 +188,6 @@ void ieee80211_debugfs_key_add(struct ieee80211_key *key)
{
static int keycount;
char buf[50];
- DECLARE_MAC_BUF(mac);
struct sta_info *sta;
if (!key->local->debugfs.keys)
@@ -206,8 +205,7 @@ void ieee80211_debugfs_key_add(struct ieee80211_key *key)
rcu_read_lock();
sta = rcu_dereference(key->sta);
if (sta)
- sprintf(buf, "../../stations/%s",
- print_mac(mac, sta->sta.addr));
+ sprintf(buf, "../../stations/%pM", sta->sta.addr);
rcu_read_unlock();
/* using sta as a boolean is fine outside RCU lock */
diff --git a/net/mac80211/debugfs_netdev.c b/net/mac80211/debugfs_netdev.c
index 2ad504fc3414..c54219301724 100644
--- a/net/mac80211/debugfs_netdev.c
+++ b/net/mac80211/debugfs_netdev.c
@@ -41,29 +41,6 @@ static ssize_t ieee80211_if_read(
return ret;
}
-#ifdef CONFIG_MAC80211_MESH
-static ssize_t ieee80211_if_write(
- struct ieee80211_sub_if_data *sdata,
- char const __user *userbuf,
- size_t count, loff_t *ppos,
- int (*format)(struct ieee80211_sub_if_data *, char *))
-{
- char buf[10];
- int buf_size;
-
- memset(buf, 0x00, sizeof(buf));
- buf_size = min(count, (sizeof(buf)-1));
- if (copy_from_user(buf, userbuf, buf_size))
- return count;
- read_lock(&dev_base_lock);
- if (sdata->dev->reg_state == NETREG_REGISTERED)
- (*format)(sdata, buf);
- read_unlock(&dev_base_lock);
-
- return count;
-}
-#endif
-
#define IEEE80211_IF_FMT(name, field, format_string) \
static ssize_t ieee80211_if_fmt_##name( \
const struct ieee80211_sub_if_data *sdata, char *buf, \
@@ -71,19 +48,6 @@ static ssize_t ieee80211_if_fmt_##name( \
{ \
return scnprintf(buf, buflen, format_string, sdata->field); \
}
-#define IEEE80211_IF_WFMT(name, field, type) \
-static int ieee80211_if_wfmt_##name( \
- struct ieee80211_sub_if_data *sdata, char *buf) \
-{ \
- unsigned long tmp; \
- char *endp; \
- \
- tmp = simple_strtoul(buf, &endp, 0); \
- if ((endp == buf) || ((type)tmp != tmp)) \
- return -EINVAL; \
- sdata->field = tmp; \
- return 0; \
-}
#define IEEE80211_IF_FMT_DEC(name, field) \
IEEE80211_IF_FMT(name, field, "%d\n")
#define IEEE80211_IF_FMT_HEX(name, field) \
@@ -104,8 +68,7 @@ static ssize_t ieee80211_if_fmt_##name( \
const struct ieee80211_sub_if_data *sdata, char *buf, \
int buflen) \
{ \
- DECLARE_MAC_BUF(mac); \
- return scnprintf(buf, buflen, "%s\n", print_mac(mac, sdata->field));\
+ return scnprintf(buf, buflen, "%pM\n", sdata->field); \
}
#define __IEEE80211_IF_FILE(name) \
@@ -126,34 +89,6 @@ static const struct file_operations name##_ops = { \
IEEE80211_IF_FMT_##format(name, field) \
__IEEE80211_IF_FILE(name)
-#define __IEEE80211_IF_WFILE(name) \
-static ssize_t ieee80211_if_read_##name(struct file *file, \
- char __user *userbuf, \
- size_t count, loff_t *ppos) \
-{ \
- return ieee80211_if_read(file->private_data, \
- userbuf, count, ppos, \
- ieee80211_if_fmt_##name); \
-} \
-static ssize_t ieee80211_if_write_##name(struct file *file, \
- const char __user *userbuf, \
- size_t count, loff_t *ppos) \
-{ \
- return ieee80211_if_write(file->private_data, \
- userbuf, count, ppos, \
- ieee80211_if_wfmt_##name); \
-} \
-static const struct file_operations name##_ops = { \
- .read = ieee80211_if_read_##name, \
- .write = ieee80211_if_write_##name, \
- .open = mac80211_open_file_generic, \
-}
-
-#define IEEE80211_IF_WFILE(name, field, format, type) \
- IEEE80211_IF_FMT_##format(name, field) \
- IEEE80211_IF_WFMT(name, field, type) \
- __IEEE80211_IF_WFILE(name)
-
/* common attributes */
IEEE80211_IF_FILE(drop_unencrypted, drop_unencrypted, DEC);
IEEE80211_IF_FILE(force_unicast_rateidx, force_unicast_rateidx, DEC);
@@ -184,7 +119,7 @@ static ssize_t ieee80211_if_fmt_flags(
sdata->u.sta.flags & IEEE80211_STA_AUTHENTICATED ? "AUTH\n" : "",
sdata->u.sta.flags & IEEE80211_STA_ASSOCIATED ? "ASSOC\n" : "",
sdata->u.sta.flags & IEEE80211_STA_PROBEREQ_POLL ? "PROBEREQ POLL\n" : "",
- sdata->bss_conf.use_cts_prot ? "CTS prot\n" : "");
+ sdata->vif.bss_conf.use_cts_prot ? "CTS prot\n" : "");
}
__IEEE80211_IF_FILE(flags);
@@ -212,30 +147,30 @@ IEEE80211_IF_FILE(dropped_frames_no_route,
IEEE80211_IF_FILE(estab_plinks, u.mesh.mshstats.estab_plinks, ATOMIC);
/* Mesh parameters */
-IEEE80211_IF_WFILE(dot11MeshMaxRetries,
- u.mesh.mshcfg.dot11MeshMaxRetries, DEC, u8);
-IEEE80211_IF_WFILE(dot11MeshRetryTimeout,
- u.mesh.mshcfg.dot11MeshRetryTimeout, DEC, u16);
-IEEE80211_IF_WFILE(dot11MeshConfirmTimeout,
- u.mesh.mshcfg.dot11MeshConfirmTimeout, DEC, u16);
-IEEE80211_IF_WFILE(dot11MeshHoldingTimeout,
- u.mesh.mshcfg.dot11MeshHoldingTimeout, DEC, u16);
-IEEE80211_IF_WFILE(dot11MeshTTL, u.mesh.mshcfg.dot11MeshTTL, DEC, u8);
-IEEE80211_IF_WFILE(auto_open_plinks, u.mesh.mshcfg.auto_open_plinks, DEC, u8);
-IEEE80211_IF_WFILE(dot11MeshMaxPeerLinks,
- u.mesh.mshcfg.dot11MeshMaxPeerLinks, DEC, u16);
-IEEE80211_IF_WFILE(dot11MeshHWMPactivePathTimeout,
- u.mesh.mshcfg.dot11MeshHWMPactivePathTimeout, DEC, u32);
-IEEE80211_IF_WFILE(dot11MeshHWMPpreqMinInterval,
- u.mesh.mshcfg.dot11MeshHWMPpreqMinInterval, DEC, u16);
-IEEE80211_IF_WFILE(dot11MeshHWMPnetDiameterTraversalTime,
- u.mesh.mshcfg.dot11MeshHWMPnetDiameterTraversalTime, DEC, u16);
-IEEE80211_IF_WFILE(dot11MeshHWMPmaxPREQretries,
- u.mesh.mshcfg.dot11MeshHWMPmaxPREQretries, DEC, u8);
-IEEE80211_IF_WFILE(path_refresh_time,
- u.mesh.mshcfg.path_refresh_time, DEC, u32);
-IEEE80211_IF_WFILE(min_discovery_timeout,
- u.mesh.mshcfg.min_discovery_timeout, DEC, u16);
+IEEE80211_IF_FILE(dot11MeshMaxRetries,
+ u.mesh.mshcfg.dot11MeshMaxRetries, DEC);
+IEEE80211_IF_FILE(dot11MeshRetryTimeout,
+ u.mesh.mshcfg.dot11MeshRetryTimeout, DEC);
+IEEE80211_IF_FILE(dot11MeshConfirmTimeout,
+ u.mesh.mshcfg.dot11MeshConfirmTimeout, DEC);
+IEEE80211_IF_FILE(dot11MeshHoldingTimeout,
+ u.mesh.mshcfg.dot11MeshHoldingTimeout, DEC);
+IEEE80211_IF_FILE(dot11MeshTTL, u.mesh.mshcfg.dot11MeshTTL, DEC);
+IEEE80211_IF_FILE(auto_open_plinks, u.mesh.mshcfg.auto_open_plinks, DEC);
+IEEE80211_IF_FILE(dot11MeshMaxPeerLinks,
+ u.mesh.mshcfg.dot11MeshMaxPeerLinks, DEC);
+IEEE80211_IF_FILE(dot11MeshHWMPactivePathTimeout,
+ u.mesh.mshcfg.dot11MeshHWMPactivePathTimeout, DEC);
+IEEE80211_IF_FILE(dot11MeshHWMPpreqMinInterval,
+ u.mesh.mshcfg.dot11MeshHWMPpreqMinInterval, DEC);
+IEEE80211_IF_FILE(dot11MeshHWMPnetDiameterTraversalTime,
+ u.mesh.mshcfg.dot11MeshHWMPnetDiameterTraversalTime, DEC);
+IEEE80211_IF_FILE(dot11MeshHWMPmaxPREQretries,
+ u.mesh.mshcfg.dot11MeshHWMPmaxPREQretries, DEC);
+IEEE80211_IF_FILE(path_refresh_time,
+ u.mesh.mshcfg.path_refresh_time, DEC);
+IEEE80211_IF_FILE(min_discovery_timeout,
+ u.mesh.mshcfg.min_discovery_timeout, DEC);
#endif
diff --git a/net/mac80211/debugfs_sta.c b/net/mac80211/debugfs_sta.c
index b85c4f27b361..a2fbe0131312 100644
--- a/net/mac80211/debugfs_sta.c
+++ b/net/mac80211/debugfs_sta.c
@@ -39,13 +39,6 @@ static const struct file_operations sta_ ##name## _ops = { \
.open = mac80211_open_file_generic, \
}
-#define STA_OPS_WR(name) \
-static const struct file_operations sta_ ##name## _ops = { \
- .read = sta_##name##_read, \
- .write = sta_##name##_write, \
- .open = mac80211_open_file_generic, \
-}
-
#define STA_FILE(name, field, format) \
STA_READ_##format(name, field) \
STA_OPS(name)
@@ -144,7 +137,7 @@ static ssize_t sta_agg_status_read(struct file *file, char __user *userbuf,
p += scnprintf(p, sizeof(buf)+buf-p, "\n DTKN:");
for (i = 0; i < STA_TID_NUM; i++)
p += scnprintf(p, sizeof(buf)+buf-p, "%5d",
- sta->ampdu_mlme.tid_state_rx[i]?
+ sta->ampdu_mlme.tid_state_rx[i] ?
sta->ampdu_mlme.tid_rx[i]->dialog_token : 0);
p += scnprintf(p, sizeof(buf)+buf-p, "\n TX :");
@@ -155,84 +148,20 @@ static ssize_t sta_agg_status_read(struct file *file, char __user *userbuf,
p += scnprintf(p, sizeof(buf)+buf-p, "\n DTKN:");
for (i = 0; i < STA_TID_NUM; i++)
p += scnprintf(p, sizeof(buf)+buf-p, "%5d",
- sta->ampdu_mlme.tid_state_tx[i]?
+ sta->ampdu_mlme.tid_state_tx[i] ?
sta->ampdu_mlme.tid_tx[i]->dialog_token : 0);
p += scnprintf(p, sizeof(buf)+buf-p, "\n SSN :");
for (i = 0; i < STA_TID_NUM; i++)
p += scnprintf(p, sizeof(buf)+buf-p, "%5d",
- sta->ampdu_mlme.tid_state_tx[i]?
+ sta->ampdu_mlme.tid_state_tx[i] ?
sta->ampdu_mlme.tid_tx[i]->ssn : 0);
p += scnprintf(p, sizeof(buf)+buf-p, "\n");
return simple_read_from_buffer(userbuf, count, ppos, buf, p - buf);
}
-
-static ssize_t sta_agg_status_write(struct file *file,
- const char __user *user_buf, size_t count, loff_t *ppos)
-{
- struct sta_info *sta = file->private_data;
- struct ieee80211_local *local = sta->sdata->local;
- struct ieee80211_hw *hw = &local->hw;
- u8 *da = sta->sta.addr;
- static int tid_static_tx[16] = {0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0};
- static int tid_static_rx[16] = {1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1};
- char *endp;
- char buf[32];
- int buf_size, rs;
- unsigned int tid_num;
- char state[4];
-
- memset(buf, 0x00, sizeof(buf));
- buf_size = min(count, (sizeof(buf)-1));
- if (copy_from_user(buf, user_buf, buf_size))
- return -EFAULT;
-
- tid_num = simple_strtoul(buf, &endp, 0);
- if (endp == buf)
- return -EINVAL;
-
- if ((tid_num >= 100) && (tid_num <= 115)) {
- /* toggle Rx aggregation command */
- tid_num = tid_num - 100;
- if (tid_static_rx[tid_num] == 1) {
- strcpy(state, "off");
- ieee80211_sta_stop_rx_ba_session(sta->sdata, da, tid_num, 0,
- WLAN_REASON_QSTA_REQUIRE_SETUP);
- sta->ampdu_mlme.tid_state_rx[tid_num] |=
- HT_AGG_STATE_DEBUGFS_CTL;
- tid_static_rx[tid_num] = 0;
- } else {
- strcpy(state, "on ");
- sta->ampdu_mlme.tid_state_rx[tid_num] &=
- ~HT_AGG_STATE_DEBUGFS_CTL;
- tid_static_rx[tid_num] = 1;
- }
- printk(KERN_DEBUG "debugfs - try switching tid %u %s\n",
- tid_num, state);
- } else if ((tid_num >= 0) && (tid_num <= 15)) {
- /* toggle Tx aggregation command */
- if (tid_static_tx[tid_num] == 0) {
- strcpy(state, "on ");
- rs = ieee80211_start_tx_ba_session(hw, da, tid_num);
- if (rs == 0)
- tid_static_tx[tid_num] = 1;
- } else {
- strcpy(state, "off");
- rs = ieee80211_stop_tx_ba_session(hw, da, tid_num, 1);
- if (rs == 0)
- tid_static_tx[tid_num] = 0;
- }
- printk(KERN_DEBUG "debugfs - switching tid %u %s, return=%d\n",
- tid_num, state, rs);
- }
-
- return count;
-}
-STA_OPS_WR(agg_status);
+STA_OPS(agg_status);
#define DEBUGFS_ADD(name) \
sta->debugfs.name = debugfs_create_file(#name, 0400, \
@@ -246,15 +175,14 @@ STA_OPS_WR(agg_status);
void ieee80211_sta_debugfs_add(struct sta_info *sta)
{
struct dentry *stations_dir = sta->local->debugfs.stations;
- DECLARE_MAC_BUF(mbuf);
- u8 *mac;
+ u8 mac[3*ETH_ALEN];
sta->debugfs.add_has_run = true;
if (!stations_dir)
return;
- mac = print_mac(mbuf, sta->sta.addr);
+ snprintf(mac, sizeof(mac), "%pM", sta->sta.addr);
/*
* This might fail due to a race condition:
diff --git a/net/mac80211/event.c b/net/mac80211/event.c
index 8de60de70bc9..0d95561c0ee0 100644
--- a/net/mac80211/event.c
+++ b/net/mac80211/event.c
@@ -21,14 +21,13 @@ void mac80211_ev_michael_mic_failure(struct ieee80211_sub_if_data *sdata, int ke
{
union iwreq_data wrqu;
char *buf = kmalloc(128, GFP_ATOMIC);
- DECLARE_MAC_BUF(mac);
if (buf) {
/* TODO: needed parameters: count, key type, TSC */
sprintf(buf, "MLME-MICHAELMICFAILURE.indication("
- "keyid=%d %scast addr=%s)",
+ "keyid=%d %scast addr=%pM)",
keyidx, hdr->addr1[0] & 0x01 ? "broad" : "uni",
- print_mac(mac, hdr->addr2));
+ hdr->addr2);
memset(&wrqu, 0, sizeof(wrqu));
wrqu.data.length = strlen(buf);
wireless_send_event(sdata->dev, IWEVCUSTOM, &wrqu, buf);
diff --git a/net/mac80211/ht.c b/net/mac80211/ht.c
index dc7d9a3d70d5..3e231d756776 100644
--- a/net/mac80211/ht.c
+++ b/net/mac80211/ht.c
@@ -20,50 +20,125 @@
#include "sta_info.h"
#include "wme.h"
-int ieee80211_ht_cap_ie_to_ht_info(struct ieee80211_ht_cap *ht_cap_ie,
- struct ieee80211_ht_info *ht_info)
+void ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_supported_band *sband,
+ struct ieee80211_ht_cap *ht_cap_ie,
+ struct ieee80211_sta_ht_cap *ht_cap)
{
+ u8 ampdu_info, tx_mcs_set_cap;
+ int i, max_tx_streams;
- if (ht_info == NULL)
- return -EINVAL;
+ BUG_ON(!ht_cap);
+
+ memset(ht_cap, 0, sizeof(*ht_cap));
+
+ if (!ht_cap_ie)
+ return;
- memset(ht_info, 0, sizeof(*ht_info));
+ ht_cap->ht_supported = true;
- if (ht_cap_ie) {
- u8 ampdu_info = ht_cap_ie->ampdu_params_info;
+ ht_cap->cap = ht_cap->cap & sband->ht_cap.cap;
+ ht_cap->cap &= ~IEEE80211_HT_CAP_SM_PS;
+ ht_cap->cap |= sband->ht_cap.cap & IEEE80211_HT_CAP_SM_PS;
- ht_info->ht_supported = 1;
- ht_info->cap = le16_to_cpu(ht_cap_ie->cap_info);
- ht_info->ampdu_factor =
- ampdu_info & IEEE80211_HT_CAP_AMPDU_FACTOR;
- ht_info->ampdu_density =
- (ampdu_info & IEEE80211_HT_CAP_AMPDU_DENSITY) >> 2;
- memcpy(ht_info->supp_mcs_set, ht_cap_ie->supp_mcs_set, 16);
- } else
- ht_info->ht_supported = 0;
+ ampdu_info = ht_cap_ie->ampdu_params_info;
+ ht_cap->ampdu_factor =
+ ampdu_info & IEEE80211_HT_AMPDU_PARM_FACTOR;
+ ht_cap->ampdu_density =
+ (ampdu_info & IEEE80211_HT_AMPDU_PARM_DENSITY) >> 2;
- return 0;
+ /* own MCS TX capabilities */
+ tx_mcs_set_cap = sband->ht_cap.mcs.tx_params;
+
+ /* can we TX with MCS rates? */
+ if (!(tx_mcs_set_cap & IEEE80211_HT_MCS_TX_DEFINED))
+ return;
+
+ /* Counting from 0, therefore +1 */
+ if (tx_mcs_set_cap & IEEE80211_HT_MCS_TX_RX_DIFF)
+ max_tx_streams =
+ ((tx_mcs_set_cap & IEEE80211_HT_MCS_TX_MAX_STREAMS_MASK)
+ >> IEEE80211_HT_MCS_TX_MAX_STREAMS_SHIFT) + 1;
+ else
+ max_tx_streams = IEEE80211_HT_MCS_TX_MAX_STREAMS;
+
+ /*
+ * 802.11n D5.0 20.3.5 / 20.6 says:
+ * - indices 0 to 7 and 32 are single spatial stream
+ * - 8 to 31 are multiple spatial streams using equal modulation
+ * [8..15 for two streams, 16..23 for three and 24..31 for four]
+ * - remainder are multiple spatial streams using unequal modulation
+ */
+ for (i = 0; i < max_tx_streams; i++)
+ ht_cap->mcs.rx_mask[i] =
+ sband->ht_cap.mcs.rx_mask[i] & ht_cap_ie->mcs.rx_mask[i];
+
+ if (tx_mcs_set_cap & IEEE80211_HT_MCS_TX_UNEQUAL_MODULATION)
+ for (i = IEEE80211_HT_MCS_UNEQUAL_MODULATION_START_BYTE;
+ i < IEEE80211_HT_MCS_MASK_LEN; i++)
+ ht_cap->mcs.rx_mask[i] =
+ sband->ht_cap.mcs.rx_mask[i] &
+ ht_cap_ie->mcs.rx_mask[i];
+
+ /* handle MCS rate 32 too */
+ if (sband->ht_cap.mcs.rx_mask[32/8] & ht_cap_ie->mcs.rx_mask[32/8] & 1)
+ ht_cap->mcs.rx_mask[32/8] |= 1;
}
-int ieee80211_ht_addt_info_ie_to_ht_bss_info(
- struct ieee80211_ht_addt_info *ht_add_info_ie,
- struct ieee80211_ht_bss_info *bss_info)
+/*
+ * ieee80211_enable_ht should be called only after the operating band
+ * has been determined as ht configuration depends on the hw's
+ * HT abilities for a specific band.
+ */
+u32 ieee80211_enable_ht(struct ieee80211_sub_if_data *sdata,
+ struct ieee80211_ht_info *hti,
+ u16 ap_ht_cap_flags)
{
- if (bss_info == NULL)
- return -EINVAL;
+ struct ieee80211_local *local = sdata->local;
+ struct ieee80211_supported_band *sband;
+ struct ieee80211_bss_ht_conf ht;
+ u32 changed = 0;
+ bool enable_ht = true, ht_changed;
+
+ sband = local->hw.wiphy->bands[local->hw.conf.channel->band];
- memset(bss_info, 0, sizeof(*bss_info));
+ memset(&ht, 0, sizeof(ht));
- if (ht_add_info_ie) {
- u16 op_mode;
- op_mode = le16_to_cpu(ht_add_info_ie->operation_mode);
+ /* HT is not supported */
+ if (!sband->ht_cap.ht_supported)
+ enable_ht = false;
- bss_info->primary_channel = ht_add_info_ie->control_chan;
- bss_info->bss_cap = ht_add_info_ie->ht_param;
- bss_info->bss_op_mode = (u8)(op_mode & 0xff);
+ /* check that channel matches the right operating channel */
+ if (local->hw.conf.channel->center_freq !=
+ ieee80211_channel_to_frequency(hti->control_chan))
+ enable_ht = false;
+
+ /*
+ * XXX: This is totally incorrect when there are multiple virtual
+ * interfaces, needs to be fixed later.
+ */
+ ht_changed = local->hw.conf.ht.enabled != enable_ht;
+ local->hw.conf.ht.enabled = enable_ht;
+ if (ht_changed)
+ ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_HT);
+
+ /* disable HT */
+ if (!enable_ht)
+ return 0;
+ ht.secondary_channel_offset =
+ hti->ht_param & IEEE80211_HT_PARAM_CHA_SEC_OFFSET;
+ ht.width_40_ok =
+ !(ap_ht_cap_flags & IEEE80211_HT_CAP_40MHZ_INTOLERANT) &&
+ (sband->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40) &&
+ (hti->ht_param & IEEE80211_HT_PARAM_CHAN_WIDTH_ANY);
+ ht.operation_mode = le16_to_cpu(hti->operation_mode);
+
+ /* if bss configuration changed store the new one */
+ if (memcmp(&sdata->vif.bss_conf.ht, &ht, sizeof(ht))) {
+ changed |= BSS_CHANGED_HT;
+ sdata->vif.bss_conf.ht = ht;
}
- return 0;
+ return changed;
}
static void ieee80211_send_addba_request(struct ieee80211_sub_if_data *sdata,
@@ -241,7 +316,6 @@ void ieee80211_sta_stop_rx_ba_session(struct ieee80211_sub_if_data *sdata, u8 *r
struct ieee80211_hw *hw = &local->hw;
struct sta_info *sta;
int ret, i;
- DECLARE_MAC_BUF(mac);
rcu_read_lock();
@@ -269,8 +343,8 @@ void ieee80211_sta_stop_rx_ba_session(struct ieee80211_sub_if_data *sdata, u8 *r
BUG_ON(!local->ops->ampdu_action);
#ifdef CONFIG_MAC80211_HT_DEBUG
- printk(KERN_DEBUG "Rx BA session stop requested for %s tid %u\n",
- print_mac(mac, ra), tid);
+ printk(KERN_DEBUG "Rx BA session stop requested for %pM tid %u\n",
+ ra, tid);
#endif /* CONFIG_MAC80211_HT_DEBUG */
ret = local->ops->ampdu_action(hw, IEEE80211_AMPDU_RX_STOP,
@@ -383,14 +457,13 @@ int ieee80211_start_tx_ba_session(struct ieee80211_hw *hw, u8 *ra, u16 tid)
u16 start_seq_num;
u8 *state;
int ret;
- DECLARE_MAC_BUF(mac);
- if (tid >= STA_TID_NUM)
+ if ((tid >= STA_TID_NUM) || !(hw->flags & IEEE80211_HW_AMPDU_AGGREGATION))
return -EINVAL;
#ifdef CONFIG_MAC80211_HT_DEBUG
- printk(KERN_DEBUG "Open BA session requested for %s tid %u\n",
- print_mac(mac, ra), tid);
+ printk(KERN_DEBUG "Open BA session requested for %pM tid %u\n",
+ ra, tid);
#endif /* CONFIG_MAC80211_HT_DEBUG */
rcu_read_lock();
@@ -442,17 +515,19 @@ int ieee80211_start_tx_ba_session(struct ieee80211_hw *hw, u8 *ra, u16 tid)
(unsigned long)&sta->timer_to_tid[tid];
init_timer(&sta->ampdu_mlme.tid_tx[tid]->addba_resp_timer);
- /* create a new queue for this aggregation */
- ret = ieee80211_ht_agg_queue_add(local, sta, tid);
+ if (hw->ampdu_queues) {
+ /* create a new queue for this aggregation */
+ ret = ieee80211_ht_agg_queue_add(local, sta, tid);
- /* case no queue is available to aggregation
- * don't switch to aggregation */
- if (ret) {
+ /* case no queue is available to aggregation
+ * don't switch to aggregation */
+ if (ret) {
#ifdef CONFIG_MAC80211_HT_DEBUG
- printk(KERN_DEBUG "BA request denied - queue unavailable for"
- " tid %d\n", tid);
+ printk(KERN_DEBUG "BA request denied - "
+ "queue unavailable for tid %d\n", tid);
#endif /* CONFIG_MAC80211_HT_DEBUG */
- goto err_unlock_queue;
+ goto err_unlock_queue;
+ }
}
sdata = sta->sdata;
@@ -471,7 +546,8 @@ int ieee80211_start_tx_ba_session(struct ieee80211_hw *hw, u8 *ra, u16 tid)
/* No need to requeue the packets in the agg queue, since we
* held the tx lock: no packet could be enqueued to the newly
* allocated queue */
- ieee80211_ht_agg_queue_remove(local, sta, tid, 0);
+ if (hw->ampdu_queues)
+ ieee80211_ht_agg_queue_remove(local, sta, tid, 0);
#ifdef CONFIG_MAC80211_HT_DEBUG
printk(KERN_DEBUG "BA request denied - HW unavailable for"
" tid %d\n", tid);
@@ -481,7 +557,8 @@ int ieee80211_start_tx_ba_session(struct ieee80211_hw *hw, u8 *ra, u16 tid)
}
/* Will put all the packets in the new SW queue */
- ieee80211_requeue(local, ieee802_1d_to_ac[tid]);
+ if (hw->ampdu_queues)
+ ieee80211_requeue(local, ieee802_1d_to_ac[tid]);
spin_unlock_bh(&sta->lock);
/* send an addBA request */
@@ -524,7 +601,6 @@ int ieee80211_stop_tx_ba_session(struct ieee80211_hw *hw,
struct sta_info *sta;
u8 *state;
int ret = 0;
- DECLARE_MAC_BUF(mac);
if (tid >= STA_TID_NUM)
return -EINVAL;
@@ -546,11 +622,12 @@ int ieee80211_stop_tx_ba_session(struct ieee80211_hw *hw,
}
#ifdef CONFIG_MAC80211_HT_DEBUG
- printk(KERN_DEBUG "Tx BA session stop requested for %s tid %u\n",
- print_mac(mac, ra), tid);
+ printk(KERN_DEBUG "Tx BA session stop requested for %pM tid %u\n",
+ ra, tid);
#endif /* CONFIG_MAC80211_HT_DEBUG */
- ieee80211_stop_queue(hw, sta->tid_to_tx_q[tid]);
+ if (hw->ampdu_queues)
+ ieee80211_stop_queue(hw, sta->tid_to_tx_q[tid]);
*state = HT_AGG_STATE_REQ_STOP_BA_MSK |
(initiator << HT_AGG_STATE_INITIATOR_SHIFT);
@@ -563,7 +640,8 @@ int ieee80211_stop_tx_ba_session(struct ieee80211_hw *hw,
if (ret) {
WARN_ON(ret != -EBUSY);
*state = HT_AGG_STATE_OPERATIONAL;
- ieee80211_wake_queue(hw, sta->tid_to_tx_q[tid]);
+ if (hw->ampdu_queues)
+ ieee80211_wake_queue(hw, sta->tid_to_tx_q[tid]);
goto stop_BA_exit;
}
@@ -579,7 +657,6 @@ void ieee80211_start_tx_ba_cb(struct ieee80211_hw *hw, u8 *ra, u16 tid)
struct ieee80211_local *local = hw_to_local(hw);
struct sta_info *sta;
u8 *state;
- DECLARE_MAC_BUF(mac);
if (tid >= STA_TID_NUM) {
#ifdef CONFIG_MAC80211_HT_DEBUG
@@ -594,8 +671,7 @@ void ieee80211_start_tx_ba_cb(struct ieee80211_hw *hw, u8 *ra, u16 tid)
if (!sta) {
rcu_read_unlock();
#ifdef CONFIG_MAC80211_HT_DEBUG
- printk(KERN_DEBUG "Could not find station: %s\n",
- print_mac(mac, ra));
+ printk(KERN_DEBUG "Could not find station: %pM\n", ra);
#endif
return;
}
@@ -621,7 +697,8 @@ void ieee80211_start_tx_ba_cb(struct ieee80211_hw *hw, u8 *ra, u16 tid)
#ifdef CONFIG_MAC80211_HT_DEBUG
printk(KERN_DEBUG "Aggregation is on for tid %d \n", tid);
#endif
- ieee80211_wake_queue(hw, sta->tid_to_tx_q[tid]);
+ if (hw->ampdu_queues)
+ ieee80211_wake_queue(hw, sta->tid_to_tx_q[tid]);
}
spin_unlock_bh(&sta->lock);
rcu_read_unlock();
@@ -634,7 +711,6 @@ void ieee80211_stop_tx_ba_cb(struct ieee80211_hw *hw, u8 *ra, u8 tid)
struct sta_info *sta;
u8 *state;
int agg_queue;
- DECLARE_MAC_BUF(mac);
if (tid >= STA_TID_NUM) {
#ifdef CONFIG_MAC80211_HT_DEBUG
@@ -645,16 +721,15 @@ void ieee80211_stop_tx_ba_cb(struct ieee80211_hw *hw, u8 *ra, u8 tid)
}
#ifdef CONFIG_MAC80211_HT_DEBUG
- printk(KERN_DEBUG "Stopping Tx BA session for %s tid %d\n",
- print_mac(mac, ra), tid);
+ printk(KERN_DEBUG "Stopping Tx BA session for %pM tid %d\n",
+ ra, tid);
#endif /* CONFIG_MAC80211_HT_DEBUG */
rcu_read_lock();
sta = sta_info_get(local, ra);
if (!sta) {
#ifdef CONFIG_MAC80211_HT_DEBUG
- printk(KERN_DEBUG "Could not find station: %s\n",
- print_mac(mac, ra));
+ printk(KERN_DEBUG "Could not find station: %pM\n", ra);
#endif
rcu_read_unlock();
return;
@@ -677,16 +752,18 @@ void ieee80211_stop_tx_ba_cb(struct ieee80211_hw *hw, u8 *ra, u8 tid)
ieee80211_send_delba(sta->sdata, ra, tid,
WLAN_BACK_INITIATOR, WLAN_REASON_QSTA_NOT_USE);
- agg_queue = sta->tid_to_tx_q[tid];
-
- ieee80211_ht_agg_queue_remove(local, sta, tid, 1);
-
- /* We just requeued the all the frames that were in the
- * removed queue, and since we might miss a softirq we do
- * netif_schedule_queue. ieee80211_wake_queue is not used
- * here as this queue is not necessarily stopped
- */
- netif_schedule_queue(netdev_get_tx_queue(local->mdev, agg_queue));
+ if (hw->ampdu_queues) {
+ agg_queue = sta->tid_to_tx_q[tid];
+ ieee80211_ht_agg_queue_remove(local, sta, tid, 1);
+
+ /* We just requeued the all the frames that were in the
+ * removed queue, and since we might miss a softirq we do
+ * netif_schedule_queue. ieee80211_wake_queue is not used
+ * here as this queue is not necessarily stopped
+ */
+ netif_schedule_queue(netdev_get_tx_queue(local->mdev,
+ agg_queue));
+ }
spin_lock_bh(&sta->lock);
*state = HT_AGG_STATE_IDLE;
sta->ampdu_mlme.addba_req_num[tid] = 0;
@@ -783,7 +860,6 @@ void ieee80211_process_addba_request(struct ieee80211_local *local,
u16 capab, tid, timeout, ba_policy, buf_size, start_seq_num, status;
u8 dialog_token;
int ret = -EOPNOTSUPP;
- DECLARE_MAC_BUF(mac);
/* extract session parameters from addba request frame */
dialog_token = mgmt->u.action.u.addba_req.dialog_token;
@@ -801,15 +877,16 @@ void ieee80211_process_addba_request(struct ieee80211_local *local,
/* sanity check for incoming parameters:
* check if configuration can support the BA policy
* and if buffer size does not exceeds max value */
+ /* XXX: check own ht delayed BA capability?? */
if (((ba_policy != 1)
- && (!(conf->ht_conf.cap & IEEE80211_HT_CAP_DELAY_BA)))
+ && (!(sta->sta.ht_cap.cap & IEEE80211_HT_CAP_DELAY_BA)))
|| (buf_size > IEEE80211_MAX_AMPDU_BUF)) {
status = WLAN_STATUS_INVALID_QOS_PARAM;
#ifdef CONFIG_MAC80211_HT_DEBUG
if (net_ratelimit())
printk(KERN_DEBUG "AddBA Req with bad params from "
- "%s on tid %u. policy %d, buffer size %d\n",
- print_mac(mac, mgmt->sa), tid, ba_policy,
+ "%pM on tid %u. policy %d, buffer size %d\n",
+ mgmt->sa, tid, ba_policy,
buf_size);
#endif /* CONFIG_MAC80211_HT_DEBUG */
goto end_no_lock;
@@ -820,7 +897,7 @@ void ieee80211_process_addba_request(struct ieee80211_local *local,
sband = local->hw.wiphy->bands[conf->channel->band];
buf_size = IEEE80211_MIN_AMPDU_BUF;
- buf_size = buf_size << sband->ht_info.ampdu_factor;
+ buf_size = buf_size << sband->ht_cap.ampdu_factor;
}
@@ -831,8 +908,8 @@ void ieee80211_process_addba_request(struct ieee80211_local *local,
#ifdef CONFIG_MAC80211_HT_DEBUG
if (net_ratelimit())
printk(KERN_DEBUG "unexpected AddBA Req from "
- "%s on tid %u\n",
- print_mac(mac, mgmt->sa), tid);
+ "%pM on tid %u\n",
+ mgmt->sa, tid);
#endif /* CONFIG_MAC80211_HT_DEBUG */
goto end;
}
@@ -910,7 +987,7 @@ void ieee80211_process_addba_resp(struct ieee80211_local *local,
{
struct ieee80211_hw *hw = &local->hw;
u16 capab;
- u16 tid;
+ u16 tid, start_seq_num;
u8 *state;
capab = le16_to_cpu(mgmt->u.action.u.addba_resp.capab);
@@ -943,9 +1020,18 @@ void ieee80211_process_addba_resp(struct ieee80211_local *local,
*state |= HT_ADDBA_RECEIVED_MSK;
sta->ampdu_mlme.addba_req_num[tid] = 0;
- if (*state == HT_AGG_STATE_OPERATIONAL)
+ if (*state == HT_AGG_STATE_OPERATIONAL &&
+ local->hw.ampdu_queues)
ieee80211_wake_queue(hw, sta->tid_to_tx_q[tid]);
+ if (local->ops->ampdu_action) {
+ (void)local->ops->ampdu_action(hw,
+ IEEE80211_AMPDU_TX_RESUME,
+ &sta->sta, tid, &start_seq_num);
+ }
+#ifdef CONFIG_MAC80211_HT_DEBUG
+ printk(KERN_DEBUG "Resuming TX aggregation for tid %d\n", tid);
+#endif /* CONFIG_MAC80211_HT_DEBUG */
spin_unlock_bh(&sta->lock);
} else {
sta->ampdu_mlme.addba_req_num[tid]++;
@@ -964,7 +1050,6 @@ void ieee80211_process_delba(struct ieee80211_sub_if_data *sdata,
struct ieee80211_local *local = sdata->local;
u16 tid, params;
u16 initiator;
- DECLARE_MAC_BUF(mac);
params = le16_to_cpu(mgmt->u.action.u.delba.params);
tid = (params & IEEE80211_DELBA_PARAM_TID_MASK) >> 12;
@@ -972,9 +1057,8 @@ void ieee80211_process_delba(struct ieee80211_sub_if_data *sdata,
#ifdef CONFIG_MAC80211_HT_DEBUG
if (net_ratelimit())
- printk(KERN_DEBUG "delba from %s (%s) tid %d reason code %d\n",
- print_mac(mac, mgmt->sa),
- initiator ? "initiator" : "recipient", tid,
+ printk(KERN_DEBUG "delba from %pM (%s) tid %d reason code %d\n",
+ mgmt->sa, initiator ? "initiator" : "recipient", tid,
mgmt->u.action.u.delba.reason_code);
#endif /* CONFIG_MAC80211_HT_DEBUG */
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 156e42a003ae..155a20410017 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -23,6 +23,7 @@
#include <linux/types.h>
#include <linux/spinlock.h>
#include <linux/etherdevice.h>
+#include <net/cfg80211.h>
#include <net/wireless.h>
#include <net/iw_handler.h>
#include <net/mac80211.h>
@@ -142,7 +143,6 @@ typedef unsigned __bitwise__ ieee80211_tx_result;
#define IEEE80211_TX_FRAGMENTED BIT(0)
#define IEEE80211_TX_UNICAST BIT(1)
#define IEEE80211_TX_PS_BUFFERED BIT(2)
-#define IEEE80211_TX_PROBE_LAST_FRAG BIT(3)
struct ieee80211_tx_data {
struct sk_buff *skb;
@@ -153,11 +153,6 @@ struct ieee80211_tx_data {
struct ieee80211_key *key;
struct ieee80211_channel *channel;
- s8 rate_idx;
- /* use this rate (if set) for last fragment; rate can
- * be set to lower rate for the first fragments, e.g.,
- * when using CTS protection with IEEE 802.11g. */
- s8 last_frag_rate_idx;
/* Extra fragments (in addition to the first fragment
* in skb) */
@@ -203,9 +198,7 @@ struct ieee80211_rx_data {
struct ieee80211_tx_stored_packet {
struct sk_buff *skb;
struct sk_buff **extra_frag;
- s8 last_frag_rate_idx;
int num_extra_frag;
- bool last_frag_rate_ctrl_probe;
};
struct beacon_data {
@@ -219,9 +212,6 @@ struct ieee80211_if_ap {
struct list_head vlans;
- u8 ssid[IEEE80211_MAX_SSID_LEN];
- size_t ssid_len;
-
/* yes, this looks ugly, but guarantees that we can later use
* bitmap_empty :)
* NB: don't touch this bitmap, use sta_info_{set,clear}_tim_bit */
@@ -255,26 +245,6 @@ struct mesh_preq_queue {
u8 flags;
};
-struct mesh_config {
- /* Timeouts in ms */
- /* Mesh plink management parameters */
- u16 dot11MeshRetryTimeout;
- u16 dot11MeshConfirmTimeout;
- u16 dot11MeshHoldingTimeout;
- u16 dot11MeshMaxPeerLinks;
- u8 dot11MeshMaxRetries;
- u8 dot11MeshTTL;
- bool auto_open_plinks;
- /* HWMP parameters */
- u8 dot11MeshHWMPmaxPREQretries;
- u32 path_refresh_time;
- u16 min_discovery_timeout;
- u32 dot11MeshHWMPactivePathTimeout;
- u16 dot11MeshHWMPpreqMinInterval;
- u16 dot11MeshHWMPnetDiameterTraversalTime;
-};
-
-
/* flags used in struct ieee80211_if_sta.flags */
#define IEEE80211_STA_SSID_SET BIT(0)
#define IEEE80211_STA_BSSID_SET BIT(1)
@@ -438,8 +408,7 @@ struct ieee80211_sub_if_data {
struct ieee80211_key *keys[NUM_DEFAULT_KEYS];
struct ieee80211_key *default_key;
- /* BSS configuration for this interface. */
- struct ieee80211_bss_conf bss_conf;
+ u16 sequence_number;
/*
* AP this belongs to: self in AP mode and
@@ -633,8 +602,6 @@ struct ieee80211_local {
int rts_threshold;
int fragmentation_threshold;
- int short_retry_limit; /* dot11ShortRetryLimit */
- int long_retry_limit; /* dot11LongRetryLimit */
struct crypto_blkcipher *wep_tx_tfm;
struct crypto_blkcipher *wep_rx_tfm;
@@ -727,8 +694,6 @@ struct ieee80211_local {
struct dentry *rcdir;
struct dentry *rcname;
struct dentry *frequency;
- struct dentry *antenna_sel_tx;
- struct dentry *antenna_sel_rx;
struct dentry *rts_threshold;
struct dentry *fragmentation_threshold;
struct dentry *short_retry_limit;
@@ -817,7 +782,7 @@ struct ieee802_11_elems {
u8 *wmm_info;
u8 *wmm_param;
struct ieee80211_ht_cap *ht_cap_elem;
- struct ieee80211_ht_addt_info *ht_info_elem;
+ struct ieee80211_ht_info *ht_info_elem;
u8 *mesh_config;
u8 *mesh_id;
u8 *peer_link;
@@ -869,11 +834,6 @@ static inline struct ieee80211_hw *local_to_hw(
return &local->hw;
}
-struct sta_attribute {
- struct attribute attr;
- ssize_t (*show)(const struct sta_info *, char *buf);
- ssize_t (*store)(struct sta_info *, const char *buf, size_t count);
-};
static inline int ieee80211_bssid_match(const u8 *raddr, const u8 *addr)
{
@@ -882,12 +842,9 @@ static inline int ieee80211_bssid_match(const u8 *raddr, const u8 *addr)
}
-int ieee80211_hw_config(struct ieee80211_local *local);
+int ieee80211_hw_config(struct ieee80211_local *local, u32 changed);
int ieee80211_if_config(struct ieee80211_sub_if_data *sdata, u32 changed);
void ieee80211_tx_set_protected(struct ieee80211_tx_data *tx);
-u32 ieee80211_handle_ht(struct ieee80211_local *local, int enable_ht,
- struct ieee80211_ht_info *req_ht_cap,
- struct ieee80211_ht_bss_info *req_bss_cap);
void ieee80211_bss_info_change_notify(struct ieee80211_sub_if_data *sdata,
u32 changed);
void ieee80211_configure_filter(struct ieee80211_local *local);
@@ -968,11 +925,12 @@ int ieee80211_monitor_start_xmit(struct sk_buff *skb, struct net_device *dev);
int ieee80211_subif_start_xmit(struct sk_buff *skb, struct net_device *dev);
/* HT */
-int ieee80211_ht_cap_ie_to_ht_info(struct ieee80211_ht_cap *ht_cap_ie,
- struct ieee80211_ht_info *ht_info);
-int ieee80211_ht_addt_info_ie_to_ht_bss_info(
- struct ieee80211_ht_addt_info *ht_add_info_ie,
- struct ieee80211_ht_bss_info *bss_info);
+void ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_supported_band *sband,
+ struct ieee80211_ht_cap *ht_cap_ie,
+ struct ieee80211_sta_ht_cap *ht_cap);
+u32 ieee80211_enable_ht(struct ieee80211_sub_if_data *sdata,
+ struct ieee80211_ht_info *hti,
+ u16 ap_ht_cap_flags);
void ieee80211_send_bar(struct ieee80211_sub_if_data *sdata, u8 *ra, u16 tid, u16 ssn);
void ieee80211_sta_stop_rx_ba_session(struct ieee80211_sub_if_data *sdata, u8 *da,
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index 8336fee68d3e..cde145221b61 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -65,7 +65,7 @@ static int ieee80211_open(struct net_device *dev)
struct ieee80211_if_init_conf conf;
u32 changed = 0;
int res;
- bool need_hw_reconfig = 0;
+ u32 hw_reconf_flags = 0;
u8 null_addr[ETH_ALEN] = {0};
/* fail early if user set an invalid address */
@@ -152,7 +152,8 @@ static int ieee80211_open(struct net_device *dev)
res = local->ops->start(local_to_hw(local));
if (res)
goto err_del_bss;
- need_hw_reconfig = 1;
+ /* we're brought up, everything changes */
+ hw_reconf_flags = ~0;
ieee80211_led_radio(local, local->hw.conf.radio_enabled);
}
@@ -198,8 +199,10 @@ static int ieee80211_open(struct net_device *dev)
/* must be before the call to ieee80211_configure_filter */
local->monitors++;
- if (local->monitors == 1)
+ if (local->monitors == 1) {
local->hw.conf.flags |= IEEE80211_CONF_RADIOTAP;
+ hw_reconf_flags |= IEEE80211_CONF_CHANGE_RADIOTAP;
+ }
if (sdata->u.mntr_flags & MONITOR_FLAG_FCSFAIL)
local->fif_fcsfail++;
@@ -279,8 +282,8 @@ static int ieee80211_open(struct net_device *dev)
atomic_inc(&local->iff_promiscs);
local->open_count++;
- if (need_hw_reconfig) {
- ieee80211_hw_config(local);
+ if (hw_reconf_flags) {
+ ieee80211_hw_config(local, hw_reconf_flags);
/*
* set default queue parameters so drivers don't
* need to initialise the hardware if the hardware
@@ -322,6 +325,7 @@ static int ieee80211_stop(struct net_device *dev)
struct ieee80211_local *local = sdata->local;
struct ieee80211_if_init_conf conf;
struct sta_info *sta;
+ u32 hw_reconf_flags = 0;
/*
* Stop TX on this interface first.
@@ -405,8 +409,10 @@ static int ieee80211_stop(struct net_device *dev)
}
local->monitors--;
- if (local->monitors == 0)
+ if (local->monitors == 0) {
local->hw.conf.flags &= ~IEEE80211_CONF_RADIOTAP;
+ hw_reconf_flags |= IEEE80211_CONF_CHANGE_RADIOTAP;
+ }
if (sdata->u.mntr_flags & MONITOR_FLAG_FCSFAIL)
local->fif_fcsfail--;
@@ -504,8 +510,15 @@ static int ieee80211_stop(struct net_device *dev)
tasklet_disable(&local->tx_pending_tasklet);
tasklet_disable(&local->tasklet);
+
+ /* no reconfiguring after stop! */
+ hw_reconf_flags = 0;
}
+ /* do after stop to avoid reconfiguring when we stop anyway */
+ if (hw_reconf_flags)
+ ieee80211_hw_config(local, hw_reconf_flags);
+
return 0;
}
@@ -682,7 +695,7 @@ int ieee80211_if_change_type(struct ieee80211_sub_if_data *sdata,
ieee80211_setup_sdata(sdata, type);
/* reset some values that shouldn't be kept across type changes */
- sdata->bss_conf.basic_rates =
+ sdata->vif.bss_conf.basic_rates =
ieee80211_mandatory_rates(sdata->local,
sdata->local->hw.conf.channel->band);
sdata->drop_unencrypted = 0;
diff --git a/net/mac80211/key.c b/net/mac80211/key.c
index a5b06fe71980..999f7aa42326 100644
--- a/net/mac80211/key.c
+++ b/net/mac80211/key.c
@@ -132,7 +132,6 @@ static void ieee80211_key_enable_hw_accel(struct ieee80211_key *key)
{
const u8 *addr;
int ret;
- DECLARE_MAC_BUF(mac);
assert_key_lock();
might_sleep();
@@ -154,16 +153,15 @@ static void ieee80211_key_enable_hw_accel(struct ieee80211_key *key)
if (ret && ret != -ENOSPC && ret != -EOPNOTSUPP)
printk(KERN_ERR "mac80211-%s: failed to set key "
- "(%d, %s) to hardware (%d)\n",
+ "(%d, %pM) to hardware (%d)\n",
wiphy_name(key->local->hw.wiphy),
- key->conf.keyidx, print_mac(mac, addr), ret);
+ key->conf.keyidx, addr, ret);
}
static void ieee80211_key_disable_hw_accel(struct ieee80211_key *key)
{
const u8 *addr;
int ret;
- DECLARE_MAC_BUF(mac);
assert_key_lock();
might_sleep();
@@ -186,9 +184,9 @@ static void ieee80211_key_disable_hw_accel(struct ieee80211_key *key)
if (ret)
printk(KERN_ERR "mac80211-%s: failed to remove key "
- "(%d, %s) from hardware (%d)\n",
+ "(%d, %pM) from hardware (%d)\n",
wiphy_name(key->local->hw.wiphy),
- key->conf.keyidx, print_mac(mac, addr), ret);
+ key->conf.keyidx, addr, ret);
spin_lock(&todo_lock);
key->flags &= ~KEY_FLAG_UPLOADED_TO_HARDWARE;
diff --git a/net/mac80211/main.c b/net/mac80211/main.c
index ae62ad40ad63..d631dc96c323 100644
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -41,6 +41,8 @@
*/
struct ieee80211_tx_status_rtap_hdr {
struct ieee80211_radiotap_header hdr;
+ u8 rate;
+ u8 padding_for_rate;
__le16 tx_flags;
u8 data_retries;
} __attribute__ ((packed));
@@ -169,19 +171,13 @@ int ieee80211_if_config(struct ieee80211_sub_if_data *sdata, u32 changed)
conf.changed = changed;
if (sdata->vif.type == NL80211_IFTYPE_STATION ||
- sdata->vif.type == NL80211_IFTYPE_ADHOC) {
+ sdata->vif.type == NL80211_IFTYPE_ADHOC)
conf.bssid = sdata->u.sta.bssid;
- conf.ssid = sdata->u.sta.ssid;
- conf.ssid_len = sdata->u.sta.ssid_len;
- } else if (sdata->vif.type == NL80211_IFTYPE_AP) {
+ else if (sdata->vif.type == NL80211_IFTYPE_AP)
conf.bssid = sdata->dev->dev_addr;
- conf.ssid = sdata->u.ap.ssid;
- conf.ssid_len = sdata->u.ap.ssid_len;
- } else if (ieee80211_vif_is_mesh(&sdata->vif)) {
+ else if (ieee80211_vif_is_mesh(&sdata->vif)) {
u8 zero[ETH_ALEN] = { 0 };
conf.bssid = zero;
- conf.ssid = zero;
- conf.ssid_len = 0;
} else {
WARN_ON(1);
return -EINVAL;
@@ -190,136 +186,48 @@ int ieee80211_if_config(struct ieee80211_sub_if_data *sdata, u32 changed)
if (WARN_ON(!conf.bssid && (changed & IEEE80211_IFCC_BSSID)))
return -EINVAL;
- if (WARN_ON(!conf.ssid && (changed & IEEE80211_IFCC_SSID)))
- return -EINVAL;
-
return local->ops->config_interface(local_to_hw(local),
&sdata->vif, &conf);
}
-int ieee80211_hw_config(struct ieee80211_local *local)
+int ieee80211_hw_config(struct ieee80211_local *local, u32 changed)
{
struct ieee80211_channel *chan;
int ret = 0;
+ int power;
+
+ might_sleep();
if (local->sw_scanning)
chan = local->scan_channel;
else
chan = local->oper_channel;
- local->hw.conf.channel = chan;
+ if (chan != local->hw.conf.channel) {
+ local->hw.conf.channel = chan;
+ changed |= IEEE80211_CONF_CHANGE_CHANNEL;
+ }
+
if (!local->hw.conf.power_level)
- local->hw.conf.power_level = chan->max_power;
+ power = chan->max_power;
else
- local->hw.conf.power_level = min(chan->max_power,
- local->hw.conf.power_level);
-
- local->hw.conf.max_antenna_gain = chan->max_antenna_gain;
-
-#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
- printk(KERN_DEBUG "%s: HW CONFIG: freq=%d\n",
- wiphy_name(local->hw.wiphy), chan->center_freq);
-#endif
-
- if (local->open_count)
- ret = local->ops->config(local_to_hw(local), &local->hw.conf);
-
- return ret;
-}
-
-/**
- * ieee80211_handle_ht should be used only after legacy configuration
- * has been determined namely band, as ht configuration depends upon
- * the hardware's HT abilities for a _specific_ band.
- */
-u32 ieee80211_handle_ht(struct ieee80211_local *local, int enable_ht,
- struct ieee80211_ht_info *req_ht_cap,
- struct ieee80211_ht_bss_info *req_bss_cap)
-{
- struct ieee80211_conf *conf = &local->hw.conf;
- struct ieee80211_supported_band *sband;
- struct ieee80211_ht_info ht_conf;
- struct ieee80211_ht_bss_info ht_bss_conf;
- u32 changed = 0;
- int i;
- u8 max_tx_streams = IEEE80211_HT_CAP_MAX_STREAMS;
- u8 tx_mcs_set_cap;
-
- sband = local->hw.wiphy->bands[conf->channel->band];
-
- memset(&ht_conf, 0, sizeof(struct ieee80211_ht_info));
- memset(&ht_bss_conf, 0, sizeof(struct ieee80211_ht_bss_info));
-
- /* HT is not supported */
- if (!sband->ht_info.ht_supported) {
- conf->flags &= ~IEEE80211_CONF_SUPPORT_HT_MODE;
- goto out;
+ power = min(chan->max_power, local->hw.conf.power_level);
+ if (local->hw.conf.power_level != power) {
+ changed |= IEEE80211_CONF_CHANGE_POWER;
+ local->hw.conf.power_level = power;
}
- /* disable HT */
- if (!enable_ht) {
- if (conf->flags & IEEE80211_CONF_SUPPORT_HT_MODE)
- changed |= BSS_CHANGED_HT;
- conf->flags &= ~IEEE80211_CONF_SUPPORT_HT_MODE;
- conf->ht_conf.ht_supported = 0;
- goto out;
+ if (changed && local->open_count) {
+ ret = local->ops->config(local_to_hw(local), changed);
+ /*
+ * HW reconfiguration should never fail, the driver has told
+ * us what it can support so it should live up to that promise.
+ */
+ WARN_ON(ret);
}
-
- if (!(conf->flags & IEEE80211_CONF_SUPPORT_HT_MODE))
- changed |= BSS_CHANGED_HT;
-
- conf->flags |= IEEE80211_CONF_SUPPORT_HT_MODE;
- ht_conf.ht_supported = 1;
-
- ht_conf.cap = req_ht_cap->cap & sband->ht_info.cap;
- ht_conf.cap &= ~(IEEE80211_HT_CAP_SM_PS);
- ht_conf.cap |= sband->ht_info.cap & IEEE80211_HT_CAP_SM_PS;
- ht_bss_conf.primary_channel = req_bss_cap->primary_channel;
- ht_bss_conf.bss_cap = req_bss_cap->bss_cap;
- ht_bss_conf.bss_op_mode = req_bss_cap->bss_op_mode;
-
- ht_conf.ampdu_factor = req_ht_cap->ampdu_factor;
- ht_conf.ampdu_density = req_ht_cap->ampdu_density;
-
- /* Bits 96-100 */
- tx_mcs_set_cap = sband->ht_info.supp_mcs_set[12];
-
- /* configure suppoerted Tx MCS according to requested MCS
- * (based in most cases on Rx capabilities of peer) and self
- * Tx MCS capabilities (as defined by low level driver HW
- * Tx capabilities) */
- if (!(tx_mcs_set_cap & IEEE80211_HT_CAP_MCS_TX_DEFINED))
- goto check_changed;
-
- /* Counting from 0 therfore + 1 */
- if (tx_mcs_set_cap & IEEE80211_HT_CAP_MCS_TX_RX_DIFF)
- max_tx_streams = ((tx_mcs_set_cap &
- IEEE80211_HT_CAP_MCS_TX_STREAMS) >> 2) + 1;
-
- for (i = 0; i < max_tx_streams; i++)
- ht_conf.supp_mcs_set[i] =
- sband->ht_info.supp_mcs_set[i] &
- req_ht_cap->supp_mcs_set[i];
-
- if (tx_mcs_set_cap & IEEE80211_HT_CAP_MCS_TX_UEQM)
- for (i = IEEE80211_SUPP_MCS_SET_UEQM;
- i < IEEE80211_SUPP_MCS_SET_LEN; i++)
- ht_conf.supp_mcs_set[i] =
- sband->ht_info.supp_mcs_set[i] &
- req_ht_cap->supp_mcs_set[i];
-
-check_changed:
- /* if bss configuration changed store the new one */
- if (memcmp(&conf->ht_conf, &ht_conf, sizeof(ht_conf)) ||
- memcmp(&conf->ht_bss_conf, &ht_bss_conf, sizeof(ht_bss_conf))) {
- changed |= BSS_CHANGED_HT;
- memcpy(&conf->ht_conf, &ht_conf, sizeof(ht_conf));
- memcpy(&conf->ht_bss_conf, &ht_bss_conf, sizeof(ht_bss_conf));
- }
-out:
- return changed;
+ return ret;
}
void ieee80211_bss_info_change_notify(struct ieee80211_sub_if_data *sdata,
@@ -336,15 +244,18 @@ void ieee80211_bss_info_change_notify(struct ieee80211_sub_if_data *sdata,
if (local->ops->bss_info_changed)
local->ops->bss_info_changed(local_to_hw(local),
&sdata->vif,
- &sdata->bss_conf,
+ &sdata->vif.bss_conf,
changed);
}
u32 ieee80211_reset_erp_info(struct ieee80211_sub_if_data *sdata)
{
- sdata->bss_conf.use_cts_prot = 0;
- sdata->bss_conf.use_short_preamble = 0;
- return BSS_CHANGED_ERP_CTS_PROT | BSS_CHANGED_ERP_PREAMBLE;
+ sdata->vif.bss_conf.use_cts_prot = false;
+ sdata->vif.bss_conf.use_short_preamble = false;
+ sdata->vif.bss_conf.use_short_slot = false;
+ return BSS_CHANGED_ERP_CTS_PROT |
+ BSS_CHANGED_ERP_PREAMBLE |
+ BSS_CHANGED_ERP_SLOT;
}
void ieee80211_tx_status_irqsafe(struct ieee80211_hw *hw,
@@ -466,8 +377,6 @@ static void ieee80211_handle_filtered_frame(struct ieee80211_local *local,
struct sta_info *sta,
struct sk_buff *skb)
{
- struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
-
sta->tx_filtered_count++;
/*
@@ -514,10 +423,9 @@ static void ieee80211_handle_filtered_frame(struct ieee80211_local *local,
return;
}
- if (!test_sta_flags(sta, WLAN_STA_PS) &&
- !(info->flags & IEEE80211_TX_CTL_REQUEUE)) {
+ if (!test_sta_flags(sta, WLAN_STA_PS) && !skb->requeue) {
/* Software retry the packet once */
- info->flags |= IEEE80211_TX_CTL_REQUEUE;
+ skb->requeue = 1;
ieee80211_remove_tx_extra(local, sta->key, skb);
dev_queue_xmit(skb);
return;
@@ -547,13 +455,28 @@ void ieee80211_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb)
struct ieee80211_sub_if_data *sdata;
struct net_device *prev_dev = NULL;
struct sta_info *sta;
+ int retry_count = -1, i;
+
+ for (i = 0; i < IEEE80211_TX_MAX_RATES; i++) {
+ /* the HW cannot have attempted that rate */
+ if (i >= hw->max_rates) {
+ info->status.rates[i].idx = -1;
+ info->status.rates[i].count = 0;
+ }
+
+ retry_count += info->status.rates[i].count;
+ }
+ if (retry_count < 0)
+ retry_count = 0;
rcu_read_lock();
+ sband = local->hw.wiphy->bands[info->band];
+
sta = sta_info_get(local, hdr->addr1);
if (sta) {
- if (info->status.excessive_retries &&
+ if (!(info->flags & IEEE80211_TX_STAT_ACK) &&
test_sta_flags(sta, WLAN_STA_PS)) {
/*
* The STA is in power save mode, so assume
@@ -584,12 +507,11 @@ void ieee80211_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb)
rcu_read_unlock();
return;
} else {
- if (info->status.excessive_retries)
+ if (!(info->flags & IEEE80211_TX_STAT_ACK))
sta->tx_retry_failed++;
- sta->tx_retry_count += info->status.retry_count;
+ sta->tx_retry_count += retry_count;
}
- sband = local->hw.wiphy->bands[info->band];
rate_control_tx_status(local, sband, sta, skb);
}
@@ -610,9 +532,9 @@ void ieee80211_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb)
local->dot11TransmittedFrameCount++;
if (is_multicast_ether_addr(hdr->addr1))
local->dot11MulticastTransmittedFrameCount++;
- if (info->status.retry_count > 0)
+ if (retry_count > 0)
local->dot11RetryCount++;
- if (info->status.retry_count > 1)
+ if (retry_count > 1)
local->dot11MultipleRetryCount++;
}
@@ -656,19 +578,30 @@ void ieee80211_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb)
rthdr->hdr.it_len = cpu_to_le16(sizeof(*rthdr));
rthdr->hdr.it_present =
cpu_to_le32((1 << IEEE80211_RADIOTAP_TX_FLAGS) |
- (1 << IEEE80211_RADIOTAP_DATA_RETRIES));
+ (1 << IEEE80211_RADIOTAP_DATA_RETRIES) |
+ (1 << IEEE80211_RADIOTAP_RATE));
if (!(info->flags & IEEE80211_TX_STAT_ACK) &&
!is_multicast_ether_addr(hdr->addr1))
rthdr->tx_flags |= cpu_to_le16(IEEE80211_RADIOTAP_F_TX_FAIL);
- if ((info->flags & IEEE80211_TX_CTL_USE_RTS_CTS) &&
- (info->flags & IEEE80211_TX_CTL_USE_CTS_PROTECT))
+ /*
+ * XXX: Once radiotap gets the bitmap reset thing the vendor
+ * extensions proposal contains, we can actually report
+ * the whole set of tries we did.
+ */
+ if ((info->status.rates[0].flags & IEEE80211_TX_RC_USE_RTS_CTS) ||
+ (info->status.rates[0].flags & IEEE80211_TX_RC_USE_CTS_PROTECT))
rthdr->tx_flags |= cpu_to_le16(IEEE80211_RADIOTAP_F_TX_CTS);
- else if (info->flags & IEEE80211_TX_CTL_USE_RTS_CTS)
+ else if (info->status.rates[0].flags & IEEE80211_TX_RC_USE_RTS_CTS)
rthdr->tx_flags |= cpu_to_le16(IEEE80211_RADIOTAP_F_TX_RTS);
+ if (info->status.rates[0].idx >= 0 &&
+ !(info->status.rates[0].flags & IEEE80211_TX_RC_MCS))
+ rthdr->rate = sband->bitrates[
+ info->status.rates[0].idx].bitrate / 5;
- rthdr->data_retries = info->status.retry_count;
+ /* for now report the total retry_count */
+ rthdr->data_retries = retry_count;
/* XXX: is this sufficient for BPF? */
skb_set_mac_header(skb, 0);
@@ -753,13 +686,14 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len,
BUG_ON(!ops->configure_filter);
local->ops = ops;
- local->hw.queues = 1; /* default */
-
+ /* set up some defaults */
+ local->hw.queues = 1;
+ local->hw.max_rates = 1;
local->rts_threshold = IEEE80211_MAX_RTS_THRESHOLD;
local->fragmentation_threshold = IEEE80211_MAX_FRAG_THRESHOLD;
- local->short_retry_limit = 7;
- local->long_retry_limit = 4;
- local->hw.conf.radio_enabled = 1;
+ local->hw.conf.long_frame_max_tx_count = 4;
+ local->hw.conf.short_frame_max_tx_count = 7;
+ local->hw.conf.radio_enabled = true;
INIT_LIST_HEAD(&local->interfaces);
@@ -1013,7 +947,7 @@ static int __init ieee80211_init(void)
BUILD_BUG_ON(sizeof(struct ieee80211_tx_info) > sizeof(skb->cb));
BUILD_BUG_ON(offsetof(struct ieee80211_tx_info, driver_data) +
- IEEE80211_TX_INFO_DRIVER_DATA_SIZE > sizeof(skb->cb));
+ IEEE80211_TX_INFO_DRIVER_DATA_SIZE > sizeof(skb->cb));
ret = rc80211_minstrel_init();
if (ret)
diff --git a/net/mac80211/mesh.c b/net/mac80211/mesh.c
index 8013277924f2..82f568e94365 100644
--- a/net/mac80211/mesh.c
+++ b/net/mac80211/mesh.c
@@ -238,7 +238,7 @@ void mesh_mgmt_ies_add(struct sk_buff *skb, struct ieee80211_sub_if_data *sdata)
pos = skb_put(skb, 21);
*pos++ = WLAN_EID_MESH_CONFIG;
- *pos++ = MESH_CFG_LEN;
+ *pos++ = IEEE80211_MESH_CONFIG_LEN;
/* Version */
*pos++ = 1;
@@ -473,7 +473,7 @@ static void ieee80211_mesh_rx_bcn_presp(struct ieee80211_sub_if_data *sdata,
size_t len,
struct ieee80211_rx_status *rx_status)
{
- struct ieee80211_local *local= sdata->local;
+ struct ieee80211_local *local = sdata->local;
struct ieee802_11_elems elems;
struct ieee80211_channel *channel;
u64 supp_rates = 0;
diff --git a/net/mac80211/mesh.h b/net/mac80211/mesh.h
index e10471c6ba42..c197ab545e54 100644
--- a/net/mac80211/mesh.h
+++ b/net/mac80211/mesh.h
@@ -145,9 +145,6 @@ struct mesh_rmc {
};
-/* Mesh IEs constants */
-#define MESH_CFG_LEN 19
-
/*
* MESH_CFG_COMP_LEN Includes:
* - Active path selection protocol ID.
@@ -157,7 +154,7 @@ struct mesh_rmc {
* Does not include mesh capabilities, which may vary across nodes in the same
* mesh
*/
-#define MESH_CFG_CMP_LEN 17
+#define MESH_CFG_CMP_LEN (IEEE80211_MESH_CONFIG_LEN - 2)
/* Default values, timeouts in ms */
#define MESH_TTL 5
diff --git a/net/mac80211/mesh_hwmp.c b/net/mac80211/mesh_hwmp.c
index 501c7831adb4..e8d573d592e7 100644
--- a/net/mac80211/mesh_hwmp.c
+++ b/net/mac80211/mesh_hwmp.c
@@ -218,12 +218,16 @@ static u32 airtime_link_metric_get(struct ieee80211_local *local,
if (sta->fail_avg >= 100)
return MAX_METRIC;
+
+ if (sta->last_tx_rate.flags & IEEE80211_TX_RC_MCS)
+ return MAX_METRIC;
+
err = (sta->fail_avg << ARITH_SHIFT) / 100;
/* bitrate is in units of 100 Kbps, while we need rate in units of
* 1Mbps. This will be corrected on tx_time computation.
*/
- rate = sband->bitrates[sta->last_txrate_idx].bitrate;
+ rate = sband->bitrates[sta->last_tx_rate.idx].bitrate;
tx_time = (device_constant + 10 * test_frame_len / rate);
estimated_retx = ((1 << (2 * ARITH_SHIFT)) / (s_unit - err));
result = (tx_time * estimated_retx) >> (2 * ARITH_SHIFT) ;
diff --git a/net/mac80211/mesh_plink.c b/net/mac80211/mesh_plink.c
index faac101c0f85..929ba542fd72 100644
--- a/net/mac80211/mesh_plink.c
+++ b/net/mac80211/mesh_plink.c
@@ -257,9 +257,6 @@ static void mesh_plink_timer(unsigned long data)
struct sta_info *sta;
__le16 llid, plid, reason;
struct ieee80211_sub_if_data *sdata;
-#ifdef CONFIG_MAC80211_VERBOSE_MPL_DEBUG
- DECLARE_MAC_BUF(mac);
-#endif
/*
* This STA is valid because sta_info_destroy() will
@@ -274,8 +271,8 @@ static void mesh_plink_timer(unsigned long data)
spin_unlock_bh(&sta->lock);
return;
}
- mpl_dbg("Mesh plink timer for %s fired on state %d\n",
- print_mac(mac, sta->sta.addr), sta->plink_state);
+ mpl_dbg("Mesh plink timer for %pM fired on state %d\n",
+ sta->sta.addr, sta->plink_state);
reason = 0;
llid = sta->llid;
plid = sta->plid;
@@ -287,9 +284,9 @@ static void mesh_plink_timer(unsigned long data)
/* retry timer */
if (sta->plink_retries < dot11MeshMaxRetries(sdata)) {
u32 rand;
- mpl_dbg("Mesh plink for %s (retry, timeout): %d %d\n",
- print_mac(mac, sta->sta.addr),
- sta->plink_retries, sta->plink_timeout);
+ mpl_dbg("Mesh plink for %pM (retry, timeout): %d %d\n",
+ sta->sta.addr, sta->plink_retries,
+ sta->plink_timeout);
get_random_bytes(&rand, sizeof(u32));
sta->plink_timeout = sta->plink_timeout +
rand % sta->plink_timeout;
@@ -337,9 +334,6 @@ int mesh_plink_open(struct sta_info *sta)
{
__le16 llid;
struct ieee80211_sub_if_data *sdata = sta->sdata;
-#ifdef CONFIG_MAC80211_VERBOSE_MPL_DEBUG
- DECLARE_MAC_BUF(mac);
-#endif
spin_lock_bh(&sta->lock);
get_random_bytes(&llid, 2);
@@ -351,8 +345,8 @@ int mesh_plink_open(struct sta_info *sta)
sta->plink_state = PLINK_OPN_SNT;
mesh_plink_timer_set(sta, dot11MeshRetryTimeout(sdata));
spin_unlock_bh(&sta->lock);
- mpl_dbg("Mesh plink: starting establishment with %s\n",
- print_mac(mac, sta->sta.addr));
+ mpl_dbg("Mesh plink: starting establishment with %pM\n",
+ sta->sta.addr);
return mesh_plink_frame_tx(sdata, PLINK_OPEN,
sta->sta.addr, llid, 0, 0);
@@ -360,10 +354,6 @@ int mesh_plink_open(struct sta_info *sta)
void mesh_plink_block(struct sta_info *sta)
{
-#ifdef CONFIG_MAC80211_VERBOSE_MPL_DEBUG
- DECLARE_MAC_BUF(mac);
-#endif
-
spin_lock_bh(&sta->lock);
__mesh_plink_deactivate(sta);
sta->plink_state = PLINK_BLOCKED;
@@ -374,12 +364,8 @@ int mesh_plink_close(struct sta_info *sta)
{
struct ieee80211_sub_if_data *sdata = sta->sdata;
__le16 llid, plid, reason;
-#ifdef CONFIG_MAC80211_VERBOSE_MPL_DEBUG
- DECLARE_MAC_BUF(mac);
-#endif
- mpl_dbg("Mesh plink: closing link with %s\n",
- print_mac(mac, sta->sta.addr));
+ mpl_dbg("Mesh plink: closing link with %pM\n", sta->sta.addr);
spin_lock_bh(&sta->lock);
sta->reason = cpu_to_le16(MESH_LINK_CANCELLED);
reason = sta->reason;
@@ -417,9 +403,6 @@ void mesh_rx_plink_frame(struct ieee80211_sub_if_data *sdata, struct ieee80211_m
u8 ie_len;
u8 *baseaddr;
__le16 plid, llid, reason;
-#ifdef CONFIG_MAC80211_VERBOSE_MPL_DEBUG
- DECLARE_MAC_BUF(mac);
-#endif
/* need action_code, aux */
if (len < IEEE80211_MIN_ACTION_SIZE + 3)
@@ -557,10 +540,10 @@ void mesh_rx_plink_frame(struct ieee80211_sub_if_data *sdata, struct ieee80211_m
}
}
- mpl_dbg("Mesh plink (peer, state, llid, plid, event): %s %d %d %d %d\n",
- print_mac(mac, mgmt->sa), sta->plink_state,
- le16_to_cpu(sta->llid), le16_to_cpu(sta->plid),
- event);
+ mpl_dbg("Mesh plink (peer, state, llid, plid, event): %pM %d %d %d %d\n",
+ mgmt->sa, sta->plink_state,
+ le16_to_cpu(sta->llid), le16_to_cpu(sta->plid),
+ event);
reason = 0;
switch (sta->plink_state) {
/* spin_unlock as soon as state is updated at each case */
@@ -660,8 +643,8 @@ void mesh_rx_plink_frame(struct ieee80211_sub_if_data *sdata, struct ieee80211_m
sta->plink_state = PLINK_ESTAB;
mesh_plink_inc_estab_count(sdata);
spin_unlock_bh(&sta->lock);
- mpl_dbg("Mesh plink with %s ESTABLISHED\n",
- print_mac(mac, sta->sta.addr));
+ mpl_dbg("Mesh plink with %pM ESTABLISHED\n",
+ sta->sta.addr);
break;
default:
spin_unlock_bh(&sta->lock);
@@ -693,8 +676,8 @@ void mesh_rx_plink_frame(struct ieee80211_sub_if_data *sdata, struct ieee80211_m
sta->plink_state = PLINK_ESTAB;
mesh_plink_inc_estab_count(sdata);
spin_unlock_bh(&sta->lock);
- mpl_dbg("Mesh plink with %s ESTABLISHED\n",
- print_mac(mac, sta->sta.addr));
+ mpl_dbg("Mesh plink with %pM ESTABLISHED\n",
+ sta->sta.addr);
mesh_plink_frame_tx(sdata, PLINK_CONFIRM, sta->sta.addr, llid,
plid, 0);
break;
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 409bb7716236..4d76bf25bada 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -236,7 +236,7 @@ static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata,
struct ieee80211_local *local = sdata->local;
struct sk_buff *skb;
struct ieee80211_mgmt *mgmt;
- u8 *pos, *ies, *ht_add_ie;
+ u8 *pos, *ies, *ht_ie;
int i, len, count, rates_len, supp_rates_len;
u16 capab;
struct ieee80211_bss *bss;
@@ -393,24 +393,25 @@ static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata,
/* wmm support is a must to HT */
if (wmm && (ifsta->flags & IEEE80211_STA_WMM_ENABLED) &&
- sband->ht_info.ht_supported &&
- (ht_add_ie = ieee80211_bss_get_ie(bss, WLAN_EID_HT_EXTRA_INFO))) {
- struct ieee80211_ht_addt_info *ht_add_info =
- (struct ieee80211_ht_addt_info *)ht_add_ie;
- u16 cap = sband->ht_info.cap;
+ sband->ht_cap.ht_supported &&
+ (ht_ie = ieee80211_bss_get_ie(bss, WLAN_EID_HT_INFORMATION)) &&
+ ht_ie[1] >= sizeof(struct ieee80211_ht_info)) {
+ struct ieee80211_ht_info *ht_info =
+ (struct ieee80211_ht_info *)(ht_ie + 2);
+ u16 cap = sband->ht_cap.cap;
__le16 tmp;
u32 flags = local->hw.conf.channel->flags;
- switch (ht_add_info->ht_param & IEEE80211_HT_IE_CHA_SEC_OFFSET) {
- case IEEE80211_HT_IE_CHA_SEC_ABOVE:
+ switch (ht_info->ht_param & IEEE80211_HT_PARAM_CHA_SEC_OFFSET) {
+ case IEEE80211_HT_PARAM_CHA_SEC_ABOVE:
if (flags & IEEE80211_CHAN_NO_FAT_ABOVE) {
- cap &= ~IEEE80211_HT_CAP_SUP_WIDTH;
+ cap &= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40;
cap &= ~IEEE80211_HT_CAP_SGI_40;
}
break;
- case IEEE80211_HT_IE_CHA_SEC_BELOW:
+ case IEEE80211_HT_PARAM_CHA_SEC_BELOW:
if (flags & IEEE80211_CHAN_NO_FAT_BELOW) {
- cap &= ~IEEE80211_HT_CAP_SUP_WIDTH;
+ cap &= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40;
cap &= ~IEEE80211_HT_CAP_SGI_40;
}
break;
@@ -424,9 +425,9 @@ static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata,
memcpy(pos, &tmp, sizeof(u16));
pos += sizeof(u16);
/* TODO: needs a define here for << 2 */
- *pos++ = sband->ht_info.ampdu_factor |
- (sband->ht_info.ampdu_density << 2);
- memcpy(pos, sband->ht_info.supp_mcs_set, 16);
+ *pos++ = sband->ht_cap.ampdu_factor |
+ (sband->ht_cap.ampdu_density << 2);
+ memcpy(pos, &sband->ht_cap.mcs, sizeof(sband->ht_cap.mcs));
}
kfree(ifsta->assocreq_ies);
@@ -568,25 +569,35 @@ static void ieee80211_sta_wmm_params(struct ieee80211_local *local,
}
}
-static u32 ieee80211_handle_protect_preamb(struct ieee80211_sub_if_data *sdata,
- bool use_protection,
- bool use_short_preamble)
+static u32 ieee80211_handle_bss_capability(struct ieee80211_sub_if_data *sdata,
+ u16 capab, bool erp_valid, u8 erp)
{
- struct ieee80211_bss_conf *bss_conf = &sdata->bss_conf;
+ struct ieee80211_bss_conf *bss_conf = &sdata->vif.bss_conf;
#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
struct ieee80211_if_sta *ifsta = &sdata->u.sta;
- DECLARE_MAC_BUF(mac);
#endif
u32 changed = 0;
+ bool use_protection;
+ bool use_short_preamble;
+ bool use_short_slot;
+
+ if (erp_valid) {
+ use_protection = (erp & WLAN_ERP_USE_PROTECTION) != 0;
+ use_short_preamble = (erp & WLAN_ERP_BARKER_PREAMBLE) == 0;
+ } else {
+ use_protection = false;
+ use_short_preamble = !!(capab & WLAN_CAPABILITY_SHORT_PREAMBLE);
+ }
+
+ use_short_slot = !!(capab & WLAN_CAPABILITY_SHORT_SLOT_TIME);
if (use_protection != bss_conf->use_cts_prot) {
#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
if (net_ratelimit()) {
- printk(KERN_DEBUG "%s: CTS protection %s (BSSID="
- "%s)\n",
+ printk(KERN_DEBUG "%s: CTS protection %s (BSSID=%pM)\n",
sdata->dev->name,
use_protection ? "enabled" : "disabled",
- print_mac(mac, ifsta->bssid));
+ ifsta->bssid);
}
#endif
bss_conf->use_cts_prot = use_protection;
@@ -597,40 +608,28 @@ static u32 ieee80211_handle_protect_preamb(struct ieee80211_sub_if_data *sdata,
#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
if (net_ratelimit()) {
printk(KERN_DEBUG "%s: switched to %s barker preamble"
- " (BSSID=%s)\n",
+ " (BSSID=%pM)\n",
sdata->dev->name,
use_short_preamble ? "short" : "long",
- print_mac(mac, ifsta->bssid));
+ ifsta->bssid);
}
#endif
bss_conf->use_short_preamble = use_short_preamble;
changed |= BSS_CHANGED_ERP_PREAMBLE;
}
- return changed;
-}
-
-static u32 ieee80211_handle_erp_ie(struct ieee80211_sub_if_data *sdata,
- u8 erp_value)
-{
- bool use_protection = (erp_value & WLAN_ERP_USE_PROTECTION) != 0;
- bool use_short_preamble = (erp_value & WLAN_ERP_BARKER_PREAMBLE) == 0;
-
- return ieee80211_handle_protect_preamb(sdata,
- use_protection, use_short_preamble);
-}
-
-static u32 ieee80211_handle_bss_capability(struct ieee80211_sub_if_data *sdata,
- struct ieee80211_bss *bss)
-{
- u32 changed = 0;
-
- if (bss->has_erp_value)
- changed |= ieee80211_handle_erp_ie(sdata, bss->erp_value);
- else {
- u16 capab = bss->capability;
- changed |= ieee80211_handle_protect_preamb(sdata, false,
- (capab & WLAN_CAPABILITY_SHORT_PREAMBLE) != 0);
+ if (use_short_slot != bss_conf->use_short_slot) {
+#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
+ if (net_ratelimit()) {
+ printk(KERN_DEBUG "%s: switched to %s slot"
+ " (BSSID=%s)\n",
+ sdata->dev->name,
+ use_short_slot ? "short" : "long",
+ ifsta->bssid);
+ }
+#endif
+ bss_conf->use_short_slot = use_short_slot;
+ changed |= BSS_CHANGED_ERP_SLOT;
}
return changed;
@@ -701,14 +700,15 @@ static void ieee80211_sta_send_associnfo(struct ieee80211_sub_if_data *sdata,
static void ieee80211_set_associated(struct ieee80211_sub_if_data *sdata,
- struct ieee80211_if_sta *ifsta)
+ struct ieee80211_if_sta *ifsta,
+ u32 bss_info_changed)
{
struct ieee80211_local *local = sdata->local;
struct ieee80211_conf *conf = &local_to_hw(local)->conf;
- u32 changed = BSS_CHANGED_ASSOC;
struct ieee80211_bss *bss;
+ bss_info_changed |= BSS_CHANGED_ASSOC;
ifsta->flags |= IEEE80211_STA_ASSOCIATED;
if (sdata->vif.type != NL80211_IFTYPE_STATION)
@@ -719,22 +719,16 @@ static void ieee80211_set_associated(struct ieee80211_sub_if_data *sdata,
ifsta->ssid, ifsta->ssid_len);
if (bss) {
/* set timing information */
- sdata->bss_conf.beacon_int = bss->beacon_int;
- sdata->bss_conf.timestamp = bss->timestamp;
- sdata->bss_conf.dtim_period = bss->dtim_period;
+ sdata->vif.bss_conf.beacon_int = bss->beacon_int;
+ sdata->vif.bss_conf.timestamp = bss->timestamp;
+ sdata->vif.bss_conf.dtim_period = bss->dtim_period;
- changed |= ieee80211_handle_bss_capability(sdata, bss);
+ bss_info_changed |= ieee80211_handle_bss_capability(sdata,
+ bss->capability, bss->has_erp_value, bss->erp_value);
ieee80211_rx_bss_put(local, bss);
}
- if (conf->flags & IEEE80211_CONF_SUPPORT_HT_MODE) {
- changed |= BSS_CHANGED_HT;
- sdata->bss_conf.assoc_ht = 1;
- sdata->bss_conf.ht_conf = &conf->ht_conf;
- sdata->bss_conf.ht_bss_conf = &conf->ht_bss_conf;
- }
-
ifsta->flags |= IEEE80211_STA_PREV_BSSID_SET;
memcpy(ifsta->prev_bssid, sdata->u.sta.bssid, ETH_ALEN);
ieee80211_sta_send_associnfo(sdata, ifsta);
@@ -742,14 +736,14 @@ static void ieee80211_set_associated(struct ieee80211_sub_if_data *sdata,
ifsta->last_probe = jiffies;
ieee80211_led_assoc(local, 1);
- sdata->bss_conf.assoc = 1;
+ sdata->vif.bss_conf.assoc = 1;
/*
* For now just always ask the driver to update the basic rateset
* when we have associated, we aren't checking whether it actually
* changed or not.
*/
- changed |= BSS_CHANGED_BASIC_RATES;
- ieee80211_bss_info_change_notify(sdata, changed);
+ bss_info_changed |= BSS_CHANGED_BASIC_RATES;
+ ieee80211_bss_info_change_notify(sdata, bss_info_changed);
netif_tx_start_all_queues(sdata->dev);
netif_carrier_on(sdata->dev);
@@ -760,18 +754,17 @@ static void ieee80211_set_associated(struct ieee80211_sub_if_data *sdata,
static void ieee80211_direct_probe(struct ieee80211_sub_if_data *sdata,
struct ieee80211_if_sta *ifsta)
{
- DECLARE_MAC_BUF(mac);
-
ifsta->direct_probe_tries++;
if (ifsta->direct_probe_tries > IEEE80211_AUTH_MAX_TRIES) {
- printk(KERN_DEBUG "%s: direct probe to AP %s timed out\n",
- sdata->dev->name, print_mac(mac, ifsta->bssid));
+ printk(KERN_DEBUG "%s: direct probe to AP %pM timed out\n",
+ sdata->dev->name, ifsta->bssid);
ifsta->state = IEEE80211_STA_MLME_DISABLED;
+ ieee80211_sta_send_apinfo(sdata, ifsta);
return;
}
- printk(KERN_DEBUG "%s: direct probe to AP %s try %d\n",
- sdata->dev->name, print_mac(mac, ifsta->bssid),
+ printk(KERN_DEBUG "%s: direct probe to AP %pM try %d\n",
+ sdata->dev->name, ifsta->bssid,
ifsta->direct_probe_tries);
ifsta->state = IEEE80211_STA_MLME_DIRECT_PROBE;
@@ -791,20 +784,19 @@ static void ieee80211_direct_probe(struct ieee80211_sub_if_data *sdata,
static void ieee80211_authenticate(struct ieee80211_sub_if_data *sdata,
struct ieee80211_if_sta *ifsta)
{
- DECLARE_MAC_BUF(mac);
-
ifsta->auth_tries++;
if (ifsta->auth_tries > IEEE80211_AUTH_MAX_TRIES) {
- printk(KERN_DEBUG "%s: authentication with AP %s"
+ printk(KERN_DEBUG "%s: authentication with AP %pM"
" timed out\n",
- sdata->dev->name, print_mac(mac, ifsta->bssid));
+ sdata->dev->name, ifsta->bssid);
ifsta->state = IEEE80211_STA_MLME_DISABLED;
+ ieee80211_sta_send_apinfo(sdata, ifsta);
return;
}
ifsta->state = IEEE80211_STA_MLME_AUTHENTICATE;
- printk(KERN_DEBUG "%s: authenticate with AP %s\n",
- sdata->dev->name, print_mac(mac, ifsta->bssid));
+ printk(KERN_DEBUG "%s: authenticate with AP %pM\n",
+ sdata->dev->name, ifsta->bssid);
ieee80211_send_auth(sdata, ifsta, 1, NULL, 0, 0);
@@ -817,7 +809,7 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata,
{
struct ieee80211_local *local = sdata->local;
struct sta_info *sta;
- u32 changed = BSS_CHANGED_ASSOC;
+ u32 changed = 0;
rcu_read_lock();
@@ -851,15 +843,9 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata,
ifsta->flags &= ~IEEE80211_STA_ASSOCIATED;
changed |= ieee80211_reset_erp_info(sdata);
- if (sdata->bss_conf.assoc_ht)
- changed |= BSS_CHANGED_HT;
-
- sdata->bss_conf.assoc_ht = 0;
- sdata->bss_conf.ht_conf = NULL;
- sdata->bss_conf.ht_bss_conf = NULL;
-
ieee80211_led_assoc(local, 0);
- sdata->bss_conf.assoc = 0;
+ changed |= BSS_CHANGED_ASSOC;
+ sdata->vif.bss_conf.assoc = false;
ieee80211_sta_send_apinfo(sdata, ifsta);
@@ -871,6 +857,11 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata,
rcu_read_unlock();
sta_info_destroy(sta);
+
+ local->hw.conf.ht.enabled = false;
+ ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_HT);
+
+ ieee80211_bss_info_change_notify(sdata, changed);
}
static int ieee80211_sta_wep_configured(struct ieee80211_sub_if_data *sdata)
@@ -914,20 +905,19 @@ static int ieee80211_privacy_mismatch(struct ieee80211_sub_if_data *sdata,
static void ieee80211_associate(struct ieee80211_sub_if_data *sdata,
struct ieee80211_if_sta *ifsta)
{
- DECLARE_MAC_BUF(mac);
-
ifsta->assoc_tries++;
if (ifsta->assoc_tries > IEEE80211_ASSOC_MAX_TRIES) {
- printk(KERN_DEBUG "%s: association with AP %s"
+ printk(KERN_DEBUG "%s: association with AP %pM"
" timed out\n",
- sdata->dev->name, print_mac(mac, ifsta->bssid));
+ sdata->dev->name, ifsta->bssid);
ifsta->state = IEEE80211_STA_MLME_DISABLED;
+ ieee80211_sta_send_apinfo(sdata, ifsta);
return;
}
ifsta->state = IEEE80211_STA_MLME_ASSOCIATE;
- printk(KERN_DEBUG "%s: associate with AP %s\n",
- sdata->dev->name, print_mac(mac, ifsta->bssid));
+ printk(KERN_DEBUG "%s: associate with AP %pM\n",
+ sdata->dev->name, ifsta->bssid);
if (ieee80211_privacy_mismatch(sdata, ifsta)) {
printk(KERN_DEBUG "%s: mismatch in privacy configuration and "
"mixed-cell disabled - abort association\n", sdata->dev->name);
@@ -947,7 +937,6 @@ static void ieee80211_associated(struct ieee80211_sub_if_data *sdata,
struct ieee80211_local *local = sdata->local;
struct sta_info *sta;
int disassoc;
- DECLARE_MAC_BUF(mac);
/* TODO: start monitoring current AP signal quality and number of
* missed beacons. Scan other channels every now and then and search
@@ -960,8 +949,8 @@ static void ieee80211_associated(struct ieee80211_sub_if_data *sdata,
sta = sta_info_get(local, ifsta->bssid);
if (!sta) {
- printk(KERN_DEBUG "%s: No STA entry for own AP %s\n",
- sdata->dev->name, print_mac(mac, ifsta->bssid));
+ printk(KERN_DEBUG "%s: No STA entry for own AP %pM\n",
+ sdata->dev->name, ifsta->bssid);
disassoc = 1;
} else {
disassoc = 0;
@@ -969,9 +958,9 @@ static void ieee80211_associated(struct ieee80211_sub_if_data *sdata,
sta->last_rx + IEEE80211_MONITORING_INTERVAL)) {
if (ifsta->flags & IEEE80211_STA_PROBEREQ_POLL) {
printk(KERN_DEBUG "%s: No ProbeResp from "
- "current AP %s - assume out of "
+ "current AP %pM - assume out of "
"range\n",
- sdata->dev->name, print_mac(mac, ifsta->bssid));
+ sdata->dev->name, ifsta->bssid);
disassoc = 1;
} else
ieee80211_send_probe_req(sdata, ifsta->bssid,
@@ -1032,7 +1021,6 @@ static void ieee80211_rx_mgmt_auth(struct ieee80211_sub_if_data *sdata,
size_t len)
{
u16 auth_alg, auth_transaction, status_code;
- DECLARE_MAC_BUF(mac);
if (ifsta->state != IEEE80211_STA_MLME_AUTHENTICATE &&
sdata->vif.type != NL80211_IFTYPE_ADHOC)
@@ -1125,7 +1113,6 @@ static void ieee80211_rx_mgmt_deauth(struct ieee80211_sub_if_data *sdata,
size_t len)
{
u16 reason_code;
- DECLARE_MAC_BUF(mac);
if (len < 24 + 2)
return;
@@ -1136,7 +1123,8 @@ static void ieee80211_rx_mgmt_deauth(struct ieee80211_sub_if_data *sdata,
reason_code = le16_to_cpu(mgmt->u.deauth.reason_code);
if (ifsta->flags & IEEE80211_STA_AUTHENTICATED)
- printk(KERN_DEBUG "%s: deauthenticated\n", sdata->dev->name);
+ printk(KERN_DEBUG "%s: deauthenticated (Reason: %u)\n",
+ sdata->dev->name, reason_code);
if (ifsta->state == IEEE80211_STA_MLME_AUTHENTICATE ||
ifsta->state == IEEE80211_STA_MLME_ASSOCIATE ||
@@ -1157,7 +1145,6 @@ static void ieee80211_rx_mgmt_disassoc(struct ieee80211_sub_if_data *sdata,
size_t len)
{
u16 reason_code;
- DECLARE_MAC_BUF(mac);
if (len < 24 + 2)
return;
@@ -1168,7 +1155,8 @@ static void ieee80211_rx_mgmt_disassoc(struct ieee80211_sub_if_data *sdata,
reason_code = le16_to_cpu(mgmt->u.disassoc.reason_code);
if (ifsta->flags & IEEE80211_STA_ASSOCIATED)
- printk(KERN_DEBUG "%s: disassociated\n", sdata->dev->name);
+ printk(KERN_DEBUG "%s: disassociated (Reason: %u)\n",
+ sdata->dev->name, reason_code);
if (ifsta->state == IEEE80211_STA_MLME_ASSOCIATED) {
ifsta->state = IEEE80211_STA_MLME_ASSOCIATE;
@@ -1192,11 +1180,12 @@ static void ieee80211_rx_mgmt_assoc_resp(struct ieee80211_sub_if_data *sdata,
u64 rates, basic_rates;
u16 capab_info, status_code, aid;
struct ieee802_11_elems elems;
- struct ieee80211_bss_conf *bss_conf = &sdata->bss_conf;
+ struct ieee80211_bss_conf *bss_conf = &sdata->vif.bss_conf;
u8 *pos;
+ u32 changed = 0;
int i, j;
- DECLARE_MAC_BUF(mac);
- bool have_higher_than_11mbit = false;
+ bool have_higher_than_11mbit = false, newsta = false;
+ u16 ap_ht_cap_flags;
/* AssocResp and ReassocResp have identical structure, so process both
* of them in this function. */
@@ -1214,9 +1203,9 @@ static void ieee80211_rx_mgmt_assoc_resp(struct ieee80211_sub_if_data *sdata,
status_code = le16_to_cpu(mgmt->u.assoc_resp.status_code);
aid = le16_to_cpu(mgmt->u.assoc_resp.aid);
- printk(KERN_DEBUG "%s: RX %sssocResp from %s (capab=0x%x "
+ printk(KERN_DEBUG "%s: RX %sssocResp from %pM (capab=0x%x "
"status=%d aid=%d)\n",
- sdata->dev->name, reassoc ? "Rea" : "A", print_mac(mac, mgmt->sa),
+ sdata->dev->name, reassoc ? "Rea" : "A", mgmt->sa,
capab_info, status_code, (u16)(aid & ~(BIT(15) | BIT(14))));
if (status_code != WLAN_STATUS_SUCCESS) {
@@ -1259,7 +1248,8 @@ static void ieee80211_rx_mgmt_assoc_resp(struct ieee80211_sub_if_data *sdata,
sta = sta_info_get(local, ifsta->bssid);
if (!sta) {
struct ieee80211_bss *bss;
- int err;
+
+ newsta = true;
sta = sta_info_alloc(sdata, ifsta->bssid, GFP_ATOMIC);
if (!sta) {
@@ -1278,13 +1268,6 @@ static void ieee80211_rx_mgmt_assoc_resp(struct ieee80211_sub_if_data *sdata,
ieee80211_rx_bss_put(local, bss);
}
- err = sta_info_insert(sta);
- if (err) {
- printk(KERN_DEBUG "%s: failed to insert STA entry for"
- " the AP (error %d)\n", sdata->dev->name, err);
- rcu_read_unlock();
- return;
- }
/* update new sta with its last rx activity */
sta->last_rx = jiffies;
}
@@ -1308,34 +1291,40 @@ static void ieee80211_rx_mgmt_assoc_resp(struct ieee80211_sub_if_data *sdata,
for (i = 0; i < elems.supp_rates_len; i++) {
int rate = (elems.supp_rates[i] & 0x7f) * 5;
+ bool is_basic = !!(elems.supp_rates[i] & 0x80);
if (rate > 110)
have_higher_than_11mbit = true;
for (j = 0; j < sband->n_bitrates; j++) {
- if (sband->bitrates[j].bitrate == rate)
+ if (sband->bitrates[j].bitrate == rate) {
rates |= BIT(j);
- if (elems.supp_rates[i] & 0x80)
- basic_rates |= BIT(j);
+ if (is_basic)
+ basic_rates |= BIT(j);
+ break;
+ }
}
}
for (i = 0; i < elems.ext_supp_rates_len; i++) {
int rate = (elems.ext_supp_rates[i] & 0x7f) * 5;
+ bool is_basic = !!(elems.supp_rates[i] & 0x80);
if (rate > 110)
have_higher_than_11mbit = true;
for (j = 0; j < sband->n_bitrates; j++) {
- if (sband->bitrates[j].bitrate == rate)
+ if (sband->bitrates[j].bitrate == rate) {
rates |= BIT(j);
- if (elems.ext_supp_rates[i] & 0x80)
- basic_rates |= BIT(j);
+ if (is_basic)
+ basic_rates |= BIT(j);
+ break;
+ }
}
}
sta->sta.supp_rates[local->hw.conf.channel->band] = rates;
- sdata->bss_conf.basic_rates = basic_rates;
+ sdata->vif.bss_conf.basic_rates = basic_rates;
/* cf. IEEE 802.11 9.2.12 */
if (local->hw.conf.channel->band == IEEE80211_BAND_2GHZ &&
@@ -1344,31 +1333,43 @@ static void ieee80211_rx_mgmt_assoc_resp(struct ieee80211_sub_if_data *sdata,
else
sdata->flags &= ~IEEE80211_SDATA_OPERATING_GMODE;
- if (elems.ht_cap_elem && elems.ht_info_elem && elems.wmm_param &&
- (ifsta->flags & IEEE80211_STA_WMM_ENABLED)) {
- struct ieee80211_ht_bss_info bss_info;
- ieee80211_ht_cap_ie_to_ht_info(
- elems.ht_cap_elem, &sta->sta.ht_info);
- ieee80211_ht_addt_info_ie_to_ht_bss_info(
- elems.ht_info_elem, &bss_info);
- ieee80211_handle_ht(local, 1, &sta->sta.ht_info, &bss_info);
- }
+ if (elems.ht_cap_elem)
+ ieee80211_ht_cap_ie_to_sta_ht_cap(sband,
+ elems.ht_cap_elem, &sta->sta.ht_cap);
+
+ ap_ht_cap_flags = sta->sta.ht_cap.cap;
rate_control_rate_init(sta);
- if (elems.wmm_param) {
+ if (elems.wmm_param)
set_sta_flags(sta, WLAN_STA_WME);
- rcu_read_unlock();
+
+ if (newsta) {
+ int err = sta_info_insert(sta);
+ if (err) {
+ printk(KERN_DEBUG "%s: failed to insert STA entry for"
+ " the AP (error %d)\n", sdata->dev->name, err);
+ rcu_read_unlock();
+ return;
+ }
+ }
+
+ rcu_read_unlock();
+
+ if (elems.wmm_param)
ieee80211_sta_wmm_params(local, ifsta, elems.wmm_param,
elems.wmm_param_len);
- } else
- rcu_read_unlock();
+
+ if (elems.ht_info_elem && elems.wmm_param &&
+ (ifsta->flags & IEEE80211_STA_WMM_ENABLED))
+ changed |= ieee80211_enable_ht(sdata, elems.ht_info_elem,
+ ap_ht_cap_flags);
/* set AID and assoc capability,
* ieee80211_set_associated() will tell the driver */
bss_conf->aid = aid;
bss_conf->assoc_capability = capab_info;
- ieee80211_set_associated(sdata, ifsta);
+ ieee80211_set_associated(sdata, ifsta, changed);
ieee80211_associated(sdata, ifsta);
}
@@ -1386,6 +1387,13 @@ static int ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata,
struct ieee80211_supported_band *sband;
union iwreq_data wrqu;
+ skb = dev_alloc_skb(local->hw.extra_tx_headroom + 400);
+ if (!skb) {
+ printk(KERN_DEBUG "%s: failed to allocate buffer for probe "
+ "response\n", sdata->dev->name);
+ return -ENOMEM;
+ }
+
sband = local->hw.wiphy->bands[local->hw.conf.channel->band];
/* Remove possible STA entries from other IBSS networks. */
@@ -1411,63 +1419,62 @@ static int ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata,
return res;
/* Build IBSS probe response */
- skb = dev_alloc_skb(local->hw.extra_tx_headroom + 400);
- if (skb) {
- skb_reserve(skb, local->hw.extra_tx_headroom);
- mgmt = (struct ieee80211_mgmt *)
- skb_put(skb, 24 + sizeof(mgmt->u.beacon));
- memset(mgmt, 0, 24 + sizeof(mgmt->u.beacon));
- mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
- IEEE80211_STYPE_PROBE_RESP);
- memset(mgmt->da, 0xff, ETH_ALEN);
- memcpy(mgmt->sa, sdata->dev->dev_addr, ETH_ALEN);
- memcpy(mgmt->bssid, ifsta->bssid, ETH_ALEN);
- mgmt->u.beacon.beacon_int =
- cpu_to_le16(local->hw.conf.beacon_int);
- mgmt->u.beacon.timestamp = cpu_to_le64(bss->timestamp);
- mgmt->u.beacon.capab_info = cpu_to_le16(bss->capability);
-
- pos = skb_put(skb, 2 + ifsta->ssid_len);
- *pos++ = WLAN_EID_SSID;
- *pos++ = ifsta->ssid_len;
- memcpy(pos, ifsta->ssid, ifsta->ssid_len);
-
- rates = bss->supp_rates_len;
- if (rates > 8)
- rates = 8;
- pos = skb_put(skb, 2 + rates);
- *pos++ = WLAN_EID_SUPP_RATES;
- *pos++ = rates;
- memcpy(pos, bss->supp_rates, rates);
+ skb_reserve(skb, local->hw.extra_tx_headroom);
- if (bss->band == IEEE80211_BAND_2GHZ) {
- pos = skb_put(skb, 2 + 1);
- *pos++ = WLAN_EID_DS_PARAMS;
- *pos++ = 1;
- *pos++ = ieee80211_frequency_to_channel(bss->freq);
- }
+ mgmt = (struct ieee80211_mgmt *)
+ skb_put(skb, 24 + sizeof(mgmt->u.beacon));
+ memset(mgmt, 0, 24 + sizeof(mgmt->u.beacon));
+ mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
+ IEEE80211_STYPE_PROBE_RESP);
+ memset(mgmt->da, 0xff, ETH_ALEN);
+ memcpy(mgmt->sa, sdata->dev->dev_addr, ETH_ALEN);
+ memcpy(mgmt->bssid, ifsta->bssid, ETH_ALEN);
+ mgmt->u.beacon.beacon_int =
+ cpu_to_le16(local->hw.conf.beacon_int);
+ mgmt->u.beacon.timestamp = cpu_to_le64(bss->timestamp);
+ mgmt->u.beacon.capab_info = cpu_to_le16(bss->capability);
- pos = skb_put(skb, 2 + 2);
- *pos++ = WLAN_EID_IBSS_PARAMS;
- *pos++ = 2;
- /* FIX: set ATIM window based on scan results */
- *pos++ = 0;
- *pos++ = 0;
+ pos = skb_put(skb, 2 + ifsta->ssid_len);
+ *pos++ = WLAN_EID_SSID;
+ *pos++ = ifsta->ssid_len;
+ memcpy(pos, ifsta->ssid, ifsta->ssid_len);
- if (bss->supp_rates_len > 8) {
- rates = bss->supp_rates_len - 8;
- pos = skb_put(skb, 2 + rates);
- *pos++ = WLAN_EID_EXT_SUPP_RATES;
- *pos++ = rates;
- memcpy(pos, &bss->supp_rates[8], rates);
- }
+ rates = bss->supp_rates_len;
+ if (rates > 8)
+ rates = 8;
+ pos = skb_put(skb, 2 + rates);
+ *pos++ = WLAN_EID_SUPP_RATES;
+ *pos++ = rates;
+ memcpy(pos, bss->supp_rates, rates);
+
+ if (bss->band == IEEE80211_BAND_2GHZ) {
+ pos = skb_put(skb, 2 + 1);
+ *pos++ = WLAN_EID_DS_PARAMS;
+ *pos++ = 1;
+ *pos++ = ieee80211_frequency_to_channel(bss->freq);
+ }
- ifsta->probe_resp = skb;
+ pos = skb_put(skb, 2 + 2);
+ *pos++ = WLAN_EID_IBSS_PARAMS;
+ *pos++ = 2;
+ /* FIX: set ATIM window based on scan results */
+ *pos++ = 0;
+ *pos++ = 0;
- ieee80211_if_config(sdata, IEEE80211_IFCC_BEACON);
+ if (bss->supp_rates_len > 8) {
+ rates = bss->supp_rates_len - 8;
+ pos = skb_put(skb, 2 + rates);
+ *pos++ = WLAN_EID_EXT_SUPP_RATES;
+ *pos++ = rates;
+ memcpy(pos, &bss->supp_rates[8], rates);
}
+ ifsta->probe_resp = skb;
+
+ ieee80211_if_config(sdata, IEEE80211_IFCC_BEACON);
+
+
rates = 0;
sband = local->hw.wiphy->bands[local->hw.conf.channel->band];
for (i = 0; i < bss->supp_rates_len; i++) {
@@ -1507,8 +1514,6 @@ static void ieee80211_rx_bss_info(struct ieee80211_sub_if_data *sdata,
u64 beacon_timestamp, rx_timestamp;
u64 supp_rates = 0;
enum ieee80211_band band = rx_status->band;
- DECLARE_MAC_BUF(mac);
- DECLARE_MAC_BUF(mac2);
if (elems->ds_params && elems->ds_params_len == 1)
freq = ieee80211_channel_to_frequency(elems->ds_params[0]);
@@ -1538,10 +1543,10 @@ static void ieee80211_rx_bss_info(struct ieee80211_sub_if_data *sdata,
#ifdef CONFIG_MAC80211_IBSS_DEBUG
if (sta->sta.supp_rates[band] != prev_rates)
printk(KERN_DEBUG "%s: updated supp_rates set "
- "for %s based on beacon info (0x%llx | "
+ "for %pM based on beacon info (0x%llx | "
"0x%llx -> 0x%llx)\n",
sdata->dev->name,
- print_mac(mac, sta->sta.addr),
+ sta->sta.addr,
(unsigned long long) prev_rates,
(unsigned long long) supp_rates,
(unsigned long long) sta->sta.supp_rates[band]);
@@ -1605,10 +1610,9 @@ static void ieee80211_rx_bss_info(struct ieee80211_sub_if_data *sdata,
/* can't merge without knowing the TSF */
rx_timestamp = -1LLU;
#ifdef CONFIG_MAC80211_IBSS_DEBUG
- printk(KERN_DEBUG "RX beacon SA=%s BSSID="
- "%s TSF=0x%llx BCN=0x%llx diff=%lld @%lu\n",
- print_mac(mac, mgmt->sa),
- print_mac(mac2, mgmt->bssid),
+ printk(KERN_DEBUG "RX beacon SA=%pM BSSID="
+ "%pM TSF=0x%llx BCN=0x%llx diff=%lld @%lu\n",
+ mgmt->sa, mgmt->bssid,
(unsigned long long)rx_timestamp,
(unsigned long long)beacon_timestamp,
(unsigned long long)(rx_timestamp - beacon_timestamp),
@@ -1617,8 +1621,8 @@ static void ieee80211_rx_bss_info(struct ieee80211_sub_if_data *sdata,
if (beacon_timestamp > rx_timestamp) {
#ifdef CONFIG_MAC80211_IBSS_DEBUG
printk(KERN_DEBUG "%s: beacon TSF higher than "
- "local TSF - IBSS merge with BSSID %s\n",
- sdata->dev->name, print_mac(mac, mgmt->bssid));
+ "local TSF - IBSS merge with BSSID %pM\n",
+ sdata->dev->name, mgmt->bssid);
#endif
ieee80211_sta_join_ibss(sdata, &sdata->u.sta, bss);
ieee80211_ibss_add_sta(sdata, NULL,
@@ -1671,8 +1675,9 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_sub_if_data *sdata,
size_t baselen;
struct ieee802_11_elems elems;
struct ieee80211_local *local = sdata->local;
- struct ieee80211_conf *conf = &local->hw.conf;
u32 changed = 0;
+ bool erp_valid;
+ u8 erp_value = 0;
/* Process beacon from the current BSS */
baselen = (u8 *) mgmt->u.beacon.variable - (u8 *) mgmt;
@@ -1694,22 +1699,42 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_sub_if_data *sdata,
ieee80211_sta_wmm_params(local, ifsta, elems.wmm_param,
elems.wmm_param_len);
- if (elems.erp_info && elems.erp_info_len >= 1)
- changed |= ieee80211_handle_erp_ie(sdata, elems.erp_info[0]);
- else {
- u16 capab = le16_to_cpu(mgmt->u.beacon.capab_info);
- changed |= ieee80211_handle_protect_preamb(sdata, false,
- (capab & WLAN_CAPABILITY_SHORT_PREAMBLE) != 0);
+
+ if (elems.erp_info && elems.erp_info_len >= 1) {
+ erp_valid = true;
+ erp_value = elems.erp_info[0];
+ } else {
+ erp_valid = false;
}
+ changed |= ieee80211_handle_bss_capability(sdata,
+ le16_to_cpu(mgmt->u.beacon.capab_info),
+ erp_valid, erp_value);
+
+
+ if (elems.ht_cap_elem && elems.ht_info_elem && elems.wmm_param) {
+ struct sta_info *sta;
+ struct ieee80211_supported_band *sband;
+ u16 ap_ht_cap_flags;
+
+ rcu_read_lock();
+
+ sta = sta_info_get(local, ifsta->bssid);
+ if (!sta) {
+ rcu_read_unlock();
+ return;
+ }
+
+ sband = local->hw.wiphy->bands[local->hw.conf.channel->band];
- if (elems.ht_cap_elem && elems.ht_info_elem &&
- elems.wmm_param && conf->flags & IEEE80211_CONF_SUPPORT_HT_MODE) {
- struct ieee80211_ht_bss_info bss_info;
+ ieee80211_ht_cap_ie_to_sta_ht_cap(sband,
+ elems.ht_cap_elem, &sta->sta.ht_cap);
- ieee80211_ht_addt_info_ie_to_ht_bss_info(
- elems.ht_info_elem, &bss_info);
- changed |= ieee80211_handle_ht(local, 1, &conf->ht_conf,
- &bss_info);
+ ap_ht_cap_flags = sta->sta.ht_cap.cap;
+
+ rcu_read_unlock();
+
+ changed |= ieee80211_enable_ht(sdata, elems.ht_info_elem,
+ ap_ht_cap_flags);
}
ieee80211_bss_info_change_notify(sdata, changed);
@@ -1727,11 +1752,6 @@ static void ieee80211_rx_mgmt_probe_req(struct ieee80211_sub_if_data *sdata,
struct sk_buff *skb;
struct ieee80211_mgmt *resp;
u8 *pos, *end;
- DECLARE_MAC_BUF(mac);
-#ifdef CONFIG_MAC80211_IBSS_DEBUG
- DECLARE_MAC_BUF(mac2);
- DECLARE_MAC_BUF(mac3);
-#endif
if (sdata->vif.type != NL80211_IFTYPE_ADHOC ||
ifsta->state != IEEE80211_STA_MLME_IBSS_JOINED ||
@@ -1744,10 +1764,10 @@ static void ieee80211_rx_mgmt_probe_req(struct ieee80211_sub_if_data *sdata,
tx_last_beacon = 1;
#ifdef CONFIG_MAC80211_IBSS_DEBUG
- printk(KERN_DEBUG "%s: RX ProbeReq SA=%s DA=%s BSSID="
- "%s (tx_last_beacon=%d)\n",
- sdata->dev->name, print_mac(mac, mgmt->sa), print_mac(mac2, mgmt->da),
- print_mac(mac3, mgmt->bssid), tx_last_beacon);
+ printk(KERN_DEBUG "%s: RX ProbeReq SA=%pM DA=%pM BSSID=%pM"
+ " (tx_last_beacon=%d)\n",
+ sdata->dev->name, mgmt->sa, mgmt->da,
+ mgmt->bssid, tx_last_beacon);
#endif /* CONFIG_MAC80211_IBSS_DEBUG */
if (!tx_last_beacon)
@@ -1763,8 +1783,8 @@ static void ieee80211_rx_mgmt_probe_req(struct ieee80211_sub_if_data *sdata,
pos + 2 + pos[1] > end) {
#ifdef CONFIG_MAC80211_IBSS_DEBUG
printk(KERN_DEBUG "%s: Invalid SSID IE in ProbeReq "
- "from %s\n",
- sdata->dev->name, print_mac(mac, mgmt->sa));
+ "from %pM\n",
+ sdata->dev->name, mgmt->sa);
#endif
return;
}
@@ -1783,8 +1803,8 @@ static void ieee80211_rx_mgmt_probe_req(struct ieee80211_sub_if_data *sdata,
resp = (struct ieee80211_mgmt *) skb->data;
memcpy(resp->da, mgmt->sa, ETH_ALEN);
#ifdef CONFIG_MAC80211_IBSS_DEBUG
- printk(KERN_DEBUG "%s: Sending ProbeResp to %s\n",
- sdata->dev->name, print_mac(mac, resp->da));
+ printk(KERN_DEBUG "%s: Sending ProbeResp to %pM\n",
+ sdata->dev->name, resp->da);
#endif /* CONFIG_MAC80211_IBSS_DEBUG */
ieee80211_tx_skb(sdata, skb, 0);
}
@@ -1990,7 +2010,6 @@ static int ieee80211_sta_create_ibss(struct ieee80211_sub_if_data *sdata,
u8 bssid[ETH_ALEN], *pos;
int i;
int ret;
- DECLARE_MAC_BUF(mac);
#if 0
/* Easier testing, use fixed BSSID. */
@@ -2006,8 +2025,8 @@ static int ieee80211_sta_create_ibss(struct ieee80211_sub_if_data *sdata,
bssid[0] |= 0x02;
#endif
- printk(KERN_DEBUG "%s: Creating new IBSS network, BSSID %s\n",
- sdata->dev->name, print_mac(mac, bssid));
+ printk(KERN_DEBUG "%s: Creating new IBSS network, BSSID %pM\n",
+ sdata->dev->name, bssid);
bss = ieee80211_rx_bss_add(local, bssid,
local->hw.conf.channel->center_freq,
@@ -2050,8 +2069,6 @@ static int ieee80211_sta_find_ibss(struct ieee80211_sub_if_data *sdata,
int found = 0;
u8 bssid[ETH_ALEN];
int active_ibss;
- DECLARE_MAC_BUF(mac);
- DECLARE_MAC_BUF(mac2);
if (ifsta->ssid_len == 0)
return -EINVAL;
@@ -2068,8 +2085,7 @@ static int ieee80211_sta_find_ibss(struct ieee80211_sub_if_data *sdata,
|| !(bss->capability & WLAN_CAPABILITY_IBSS))
continue;
#ifdef CONFIG_MAC80211_IBSS_DEBUG
- printk(KERN_DEBUG " bssid=%s found\n",
- print_mac(mac, bss->bssid));
+ printk(KERN_DEBUG " bssid=%pM found\n", bss->bssid);
#endif /* CONFIG_MAC80211_IBSS_DEBUG */
memcpy(bssid, bss->bssid, ETH_ALEN);
found = 1;
@@ -2080,9 +2096,8 @@ static int ieee80211_sta_find_ibss(struct ieee80211_sub_if_data *sdata,
#ifdef CONFIG_MAC80211_IBSS_DEBUG
if (found)
- printk(KERN_DEBUG " sta_find_ibss: selected %s current "
- "%s\n", print_mac(mac, bssid),
- print_mac(mac2, ifsta->bssid));
+ printk(KERN_DEBUG " sta_find_ibss: selected %pM current "
+ "%pM\n", bssid, ifsta->bssid);
#endif /* CONFIG_MAC80211_IBSS_DEBUG */
if (found && memcmp(ifsta->bssid, bssid, ETH_ALEN) != 0) {
@@ -2099,9 +2114,9 @@ static int ieee80211_sta_find_ibss(struct ieee80211_sub_if_data *sdata,
if (!bss)
goto dont_join;
- printk(KERN_DEBUG "%s: Selected IBSS BSSID %s"
+ printk(KERN_DEBUG "%s: Selected IBSS BSSID %pM"
" based on configured SSID\n",
- sdata->dev->name, print_mac(mac, bssid));
+ sdata->dev->name, bssid);
ret = ieee80211_sta_join_ibss(sdata, ifsta, bss);
ieee80211_rx_bss_put(local, bss);
return ret;
@@ -2343,7 +2358,6 @@ struct sta_info *ieee80211_ibss_add_sta(struct ieee80211_sub_if_data *sdata,
{
struct ieee80211_local *local = sdata->local;
struct sta_info *sta;
- DECLARE_MAC_BUF(mac);
int band = local->hw.conf.channel->band;
/* TODO: Could consider removing the least recently used entry and
@@ -2351,7 +2365,7 @@ struct sta_info *ieee80211_ibss_add_sta(struct ieee80211_sub_if_data *sdata,
if (local->num_sta >= IEEE80211_IBSS_MAX_STA_ENTRIES) {
if (net_ratelimit()) {
printk(KERN_DEBUG "%s: No room for a new IBSS STA "
- "entry %s\n", sdata->dev->name, print_mac(mac, addr));
+ "entry %pM\n", sdata->dev->name, addr);
}
return NULL;
}
@@ -2360,8 +2374,8 @@ struct sta_info *ieee80211_ibss_add_sta(struct ieee80211_sub_if_data *sdata,
return NULL;
#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
- printk(KERN_DEBUG "%s: Adding new IBSS station %s (dev=%s)\n",
- wiphy_name(local->hw.wiphy), print_mac(mac, addr), sdata->dev->name);
+ printk(KERN_DEBUG "%s: Adding new IBSS station %pM (dev=%s)\n",
+ wiphy_name(local->hw.wiphy), addr, sdata->dev->name);
#endif
sta = sta_info_alloc(sdata, addr, GFP_ATOMIC);
@@ -2408,7 +2422,6 @@ void ieee80211_sta_req_auth(struct ieee80211_sub_if_data *sdata,
int ieee80211_sta_set_ssid(struct ieee80211_sub_if_data *sdata, char *ssid, size_t len)
{
struct ieee80211_if_sta *ifsta;
- int res;
if (len > IEEE80211_MAX_SSID_LEN)
return -EINVAL;
@@ -2420,19 +2433,6 @@ int ieee80211_sta_set_ssid(struct ieee80211_sub_if_data *sdata, char *ssid, size
memcpy(ifsta->ssid, ssid, len);
ifsta->ssid_len = len;
ifsta->flags &= ~IEEE80211_STA_PREV_BSSID_SET;
-
- res = 0;
- /*
- * Hack! MLME code needs to be cleaned up to have different
- * entry points for configuration and internal selection change
- */
- if (netif_running(sdata->dev))
- res = ieee80211_if_config(sdata, IEEE80211_IFCC_SSID);
- if (res) {
- printk(KERN_DEBUG "%s: Failed to config new SSID to "
- "the low-level driver\n", sdata->dev->name);
- return res;
- }
}
if (len)
diff --git a/net/mac80211/rate.c b/net/mac80211/rate.c
index 5d786720d935..3fa7ab285066 100644
--- a/net/mac80211/rate.c
+++ b/net/mac80211/rate.c
@@ -199,48 +199,44 @@ static void rate_control_release(struct kref *kref)
}
void rate_control_get_rate(struct ieee80211_sub_if_data *sdata,
- struct ieee80211_supported_band *sband,
- struct sta_info *sta, struct sk_buff *skb,
- struct rate_selection *sel)
+ struct sta_info *sta,
+ struct ieee80211_tx_rate_control *txrc)
{
struct rate_control_ref *ref = sdata->local->rate_ctrl;
void *priv_sta = NULL;
struct ieee80211_sta *ista = NULL;
+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(txrc->skb);
int i;
- sel->rate_idx = -1;
- sel->nonerp_idx = -1;
- sel->probe_idx = -1;
- sel->max_rate_idx = sdata->max_ratectrl_rateidx;
-
if (sta) {
ista = &sta->sta;
priv_sta = sta->rate_ctrl_priv;
}
+ for (i = 0; i < IEEE80211_TX_MAX_RATES; i++) {
+ info->control.rates[i].idx = -1;
+ info->control.rates[i].flags = 0;
+ info->control.rates[i].count = 1;
+ }
+
if (sta && sdata->force_unicast_rateidx > -1)
- sel->rate_idx = sdata->force_unicast_rateidx;
+ info->control.rates[0].idx = sdata->force_unicast_rateidx;
else
- ref->ops->get_rate(ref->priv, sband, ista, priv_sta, skb, sel);
-
- if (sdata->max_ratectrl_rateidx > -1 &&
- sel->rate_idx > sdata->max_ratectrl_rateidx)
- sel->rate_idx = sdata->max_ratectrl_rateidx;
-
- BUG_ON(sel->rate_idx < 0);
-
- /* Select a non-ERP backup rate. */
- if (sel->nonerp_idx < 0) {
- for (i = 0; i < sband->n_bitrates; i++) {
- struct ieee80211_rate *rate = &sband->bitrates[i];
- if (sband->bitrates[sel->rate_idx].bitrate < rate->bitrate)
- break;
-
- if (rate_supported(ista, sband->band, i) &&
- !(rate->flags & IEEE80211_RATE_ERP_G))
- sel->nonerp_idx = i;
- }
+ ref->ops->get_rate(ref->priv, ista, priv_sta, txrc);
+
+ /*
+ * try to enforce the maximum rate the user wanted
+ */
+ if (sdata->max_ratectrl_rateidx > -1)
+ for (i = 0; i < IEEE80211_TX_MAX_RATES; i++) {
+ if (info->control.rates[i].flags & IEEE80211_TX_RC_MCS)
+ continue;
+ info->control.rates[i].idx =
+ min_t(s8, info->control.rates[i].idx,
+ sdata->max_ratectrl_rateidx);
}
+
+ BUG_ON(info->control.rates[0].idx < 0);
}
struct rate_control_ref *rate_control_get(struct rate_control_ref *ref)
diff --git a/net/mac80211/rate.h b/net/mac80211/rate.h
index d0092f847f82..928da625e281 100644
--- a/net/mac80211/rate.h
+++ b/net/mac80211/rate.h
@@ -31,9 +31,8 @@ struct rate_control_ref {
struct rate_control_ref *rate_control_alloc(const char *name,
struct ieee80211_local *local);
void rate_control_get_rate(struct ieee80211_sub_if_data *sdata,
- struct ieee80211_supported_band *sband,
- struct sta_info *sta, struct sk_buff *skb,
- struct rate_selection *sel);
+ struct sta_info *sta,
+ struct ieee80211_tx_rate_control *txrc);
struct rate_control_ref *rate_control_get(struct rate_control_ref *ref);
void rate_control_put(struct rate_control_ref *ref);
@@ -64,12 +63,6 @@ static inline void rate_control_rate_init(struct sta_info *sta)
}
-static inline void rate_control_clear(struct ieee80211_local *local)
-{
- struct rate_control_ref *ref = local->rate_ctrl;
- ref->ops->clear(ref->priv);
-}
-
static inline void *rate_control_alloc_sta(struct rate_control_ref *ref,
struct ieee80211_sta *sta,
gfp_t gfp)
diff --git a/net/mac80211/rc80211_minstrel.c b/net/mac80211/rc80211_minstrel.c
index f6d69dab07a3..2b3b490a6073 100644
--- a/net/mac80211/rc80211_minstrel.c
+++ b/net/mac80211/rc80211_minstrel.c
@@ -126,7 +126,9 @@ minstrel_update_stats(struct minstrel_priv *mp, struct minstrel_sta_info *mi)
mr->adjusted_retry_count = mr->retry_count >> 1;
if (mr->adjusted_retry_count > 2)
mr->adjusted_retry_count = 2;
+ mr->sample_limit = 4;
} else {
+ mr->sample_limit = -1;
mr->adjusted_retry_count = mr->retry_count;
}
if (!mr->adjusted_retry_count)
@@ -169,30 +171,20 @@ minstrel_tx_status(void *priv, struct ieee80211_supported_band *sband,
{
struct minstrel_sta_info *mi = priv_sta;
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
- struct ieee80211_tx_altrate *ar = info->status.retries;
- struct minstrel_priv *mp = priv;
- int i, ndx, tries;
- int success = 0;
-
- if (!info->status.excessive_retries)
- success = 1;
+ struct ieee80211_tx_rate *ar = info->status.rates;
+ int i, ndx;
+ int success;
- if (!mp->has_mrr || (ar[0].rate_idx < 0)) {
- ndx = rix_to_ndx(mi, info->tx_rate_idx);
- tries = info->status.retry_count + 1;
- mi->r[ndx].success += success;
- mi->r[ndx].attempts += tries;
- return;
- }
+ success = !!(info->flags & IEEE80211_TX_STAT_ACK);
- for (i = 0; i < 4; i++) {
- if (ar[i].rate_idx < 0)
+ for (i = 0; i < IEEE80211_TX_MAX_RATES; i++) {
+ if (ar[i].idx < 0)
break;
- ndx = rix_to_ndx(mi, ar[i].rate_idx);
- mi->r[ndx].attempts += ar[i].limit + 1;
+ ndx = rix_to_ndx(mi, ar[i].idx);
+ mi->r[ndx].attempts += ar[i].count;
- if ((i != 3) && (ar[i + 1].rate_idx < 0))
+ if ((i != IEEE80211_TX_MAX_RATES - 1) && (ar[i + 1].idx < 0))
mi->r[ndx].success += success;
}
@@ -210,9 +202,9 @@ minstrel_get_retry_count(struct minstrel_rate *mr,
{
unsigned int retry = mr->adjusted_retry_count;
- if (info->flags & IEEE80211_TX_CTL_USE_RTS_CTS)
+ if (info->control.rates[0].flags & IEEE80211_TX_RC_USE_RTS_CTS)
retry = max(2U, min(mr->retry_count_rtscts, retry));
- else if (info->flags & IEEE80211_TX_CTL_USE_CTS_PROTECT)
+ else if (info->control.rates[0].flags & IEEE80211_TX_RC_USE_CTS_PROTECT)
retry = max(2U, min(mr->retry_count_cts, retry));
return retry;
}
@@ -233,15 +225,16 @@ minstrel_get_next_sample(struct minstrel_sta_info *mi)
return sample_ndx;
}
-void
-minstrel_get_rate(void *priv, struct ieee80211_supported_band *sband,
- struct ieee80211_sta *sta, void *priv_sta,
- struct sk_buff *skb, struct rate_selection *sel)
+static void
+minstrel_get_rate(void *priv, struct ieee80211_sta *sta,
+ void *priv_sta, struct ieee80211_tx_rate_control *txrc)
{
+ struct sk_buff *skb = txrc->skb;
+ struct ieee80211_supported_band *sband = txrc->sband;
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
struct minstrel_sta_info *mi = priv_sta;
struct minstrel_priv *mp = priv;
- struct ieee80211_tx_altrate *ar = info->control.retries;
+ struct ieee80211_tx_rate *ar = info->control.rates;
unsigned int ndx, sample_ndx = 0;
bool mrr;
bool sample_slower = false;
@@ -251,16 +244,12 @@ minstrel_get_rate(void *priv, struct ieee80211_supported_band *sband,
int sample_rate;
if (!sta || !mi || use_low_rate(skb)) {
- sel->rate_idx = rate_lowest_index(sband, sta);
+ ar[0].idx = rate_lowest_index(sband, sta);
+ ar[0].count = mp->max_retry;
return;
}
- mrr = mp->has_mrr;
-
- /* mac80211 does not allow mrr for RTS/CTS */
- if ((info->flags & IEEE80211_TX_CTL_USE_RTS_CTS) ||
- (info->flags & IEEE80211_TX_CTL_USE_CTS_PROTECT))
- mrr = false;
+ mrr = mp->has_mrr && !txrc->rts && !txrc->bss_conf->use_cts_prot;
if (time_after(jiffies, mi->stats_update + (mp->update_interval *
HZ) / 1000))
@@ -278,7 +267,8 @@ minstrel_get_rate(void *priv, struct ieee80211_supported_band *sband,
(mi->sample_count + mi->sample_deferred / 2);
/* delta > 0: sampling required */
- if (delta > 0) {
+ if ((delta > 0) && (mrr || !mi->prev_sample)) {
+ struct minstrel_rate *msr;
if (mi->packet_count >= 10000) {
mi->sample_deferred = 0;
mi->sample_count = 0;
@@ -297,13 +287,20 @@ minstrel_get_rate(void *priv, struct ieee80211_supported_band *sband,
}
sample_ndx = minstrel_get_next_sample(mi);
+ msr = &mi->r[sample_ndx];
sample = true;
- sample_slower = mrr && (mi->r[sample_ndx].perfect_tx_time >
+ sample_slower = mrr && (msr->perfect_tx_time >
mi->r[ndx].perfect_tx_time);
if (!sample_slower) {
- ndx = sample_ndx;
- mi->sample_count++;
+ if (msr->sample_limit != 0) {
+ ndx = sample_ndx;
+ mi->sample_count++;
+ if (msr->sample_limit > 0)
+ msr->sample_limit--;
+ } else {
+ sample = false;
+ }
} else {
/* Only use IEEE80211_TX_CTL_RATE_CTRL_PROBE to mark
* packets that have the sampling rate deferred to the
@@ -315,13 +312,22 @@ minstrel_get_rate(void *priv, struct ieee80211_supported_band *sband,
mi->sample_deferred++;
}
}
- sel->rate_idx = mi->r[ndx].rix;
- info->control.retry_limit = minstrel_get_retry_count(&mi->r[ndx], info);
+ mi->prev_sample = sample;
+
+ /* If we're not using MRR and the sampling rate already
+ * has a probability of >95%, we shouldn't be attempting
+ * to use it, as this only wastes precious airtime */
+ if (!mrr && sample && (mi->r[ndx].probability > 17100))
+ ndx = mi->max_tp_rate;
+
+ ar[0].idx = mi->r[ndx].rix;
+ ar[0].count = minstrel_get_retry_count(&mi->r[ndx], info);
if (!mrr) {
- ar[0].rate_idx = mi->lowest_rix;
- ar[0].limit = mp->max_retry;
- ar[1].rate_idx = -1;
+ if (!sample)
+ ar[0].count = mp->max_retry;
+ ar[1].idx = mi->lowest_rix;
+ ar[1].count = mp->max_retry;
return;
}
@@ -336,9 +342,9 @@ minstrel_get_rate(void *priv, struct ieee80211_supported_band *sband,
}
mrr_ndx[1] = mi->max_prob_rate;
mrr_ndx[2] = 0;
- for (i = 0; i < 3; i++) {
- ar[i].rate_idx = mi->r[mrr_ndx[i]].rix;
- ar[i].limit = mi->r[mrr_ndx[i]].adjusted_retry_count;
+ for (i = 1; i < 4; i++) {
+ ar[i].idx = mi->r[mrr_ndx[i - 1]].rix;
+ ar[i].count = mi->r[mrr_ndx[i - 1]].adjusted_retry_count;
}
}
@@ -415,6 +421,7 @@ minstrel_rate_init(void *priv, struct ieee80211_supported_band *sband,
/* calculate maximum number of retransmissions before
* fallback (based on maximum segment size) */
+ mr->sample_limit = -1;
mr->retry_count = 1;
mr->retry_count_cts = 1;
mr->retry_count_rtscts = 1;
@@ -500,11 +507,6 @@ minstrel_free_sta(void *priv, struct ieee80211_sta *sta, void *priv_sta)
kfree(mi);
}
-static void
-minstrel_clear(void *priv)
-{
-}
-
static void *
minstrel_alloc(struct ieee80211_hw *hw, struct dentry *debugfsdir)
{
@@ -532,13 +534,13 @@ minstrel_alloc(struct ieee80211_hw *hw, struct dentry *debugfsdir)
/* maximum time that the hw is allowed to stay in one MRR segment */
mp->segment_size = 6000;
- if (hw->max_altrate_tries > 0)
- mp->max_retry = hw->max_altrate_tries;
+ if (hw->max_rate_tries > 0)
+ mp->max_retry = hw->max_rate_tries;
else
/* safe default, does not necessarily have to match hw properties */
mp->max_retry = 7;
- if (hw->max_altrates >= 3)
+ if (hw->max_rates >= 4)
mp->has_mrr = true;
mp->hw = hw;
@@ -558,7 +560,6 @@ static struct rate_control_ops mac80211_minstrel = {
.tx_status = minstrel_tx_status,
.get_rate = minstrel_get_rate,
.rate_init = minstrel_rate_init,
- .clear = minstrel_clear,
.alloc = minstrel_alloc,
.free = minstrel_free,
.alloc_sta = minstrel_alloc_sta,
diff --git a/net/mac80211/rc80211_minstrel.h b/net/mac80211/rc80211_minstrel.h
index 9a90a6aee043..869fe0ef951d 100644
--- a/net/mac80211/rc80211_minstrel.h
+++ b/net/mac80211/rc80211_minstrel.h
@@ -16,6 +16,7 @@ struct minstrel_rate {
unsigned int perfect_tx_time;
unsigned int ack_time;
+ int sample_limit;
unsigned int retry_count;
unsigned int retry_count_cts;
unsigned int retry_count_rtscts;
@@ -57,6 +58,7 @@ struct minstrel_sta_info {
int n_rates;
struct minstrel_rate *r;
+ bool prev_sample;
/* sampling table */
u8 *sample_table;
diff --git a/net/mac80211/rc80211_pid.h b/net/mac80211/rc80211_pid.h
index 01d64d53f3b9..1a873f00691a 100644
--- a/net/mac80211/rc80211_pid.h
+++ b/net/mac80211/rc80211_pid.h
@@ -49,7 +49,7 @@
/* Arithmetic right shift for positive and negative values for ISO C. */
#define RC_PID_DO_ARITH_RIGHT_SHIFT(x, y) \
- (x) < 0 ? -((-(x)) >> (y)) : (x) >> (y)
+ ((x) < 0 ? -((-(x)) >> (y)) : (x) >> (y))
enum rc_pid_event_type {
RC_PID_EVENT_TYPE_TX_STATUS,
@@ -61,6 +61,7 @@ enum rc_pid_event_type {
union rc_pid_event_data {
/* RC_PID_EVENT_TX_STATUS */
struct {
+ u32 flags;
struct ieee80211_tx_info tx_status;
};
/* RC_PID_EVENT_TYPE_RATE_CHANGE */
diff --git a/net/mac80211/rc80211_pid_algo.c b/net/mac80211/rc80211_pid_algo.c
index 86eb374e3b87..2328ba568039 100644
--- a/net/mac80211/rc80211_pid_algo.c
+++ b/net/mac80211/rc80211_pid_algo.c
@@ -241,7 +241,7 @@ static void rate_control_pid_tx_status(void *priv, struct ieee80211_supported_ba
/* Ignore all frames that were sent with a different rate than the rate
* we currently advise mac80211 to use. */
- if (info->tx_rate_idx != spinfo->txrate_idx)
+ if (info->status.rates[0].idx != spinfo->txrate_idx)
return;
spinfo->tx_num_xmit++;
@@ -253,10 +253,10 @@ static void rate_control_pid_tx_status(void *priv, struct ieee80211_supported_ba
/* We count frames that totally failed to be transmitted as two bad
* frames, those that made it out but had some retries as one good and
* one bad frame. */
- if (info->status.excessive_retries) {
+ if (!(info->flags & IEEE80211_TX_STAT_ACK)) {
spinfo->tx_num_failed += 2;
spinfo->tx_num_xmit++;
- } else if (info->status.retry_count) {
+ } else if (info->status.rates[0].count) {
spinfo->tx_num_failed++;
spinfo->tx_num_xmit++;
}
@@ -270,23 +270,32 @@ static void rate_control_pid_tx_status(void *priv, struct ieee80211_supported_ba
}
static void
-rate_control_pid_get_rate(void *priv, struct ieee80211_supported_band *sband,
- struct ieee80211_sta *sta, void *priv_sta,
- struct sk_buff *skb,
- struct rate_selection *sel)
+rate_control_pid_get_rate(void *priv, struct ieee80211_sta *sta,
+ void *priv_sta,
+ struct ieee80211_tx_rate_control *txrc)
{
+ struct sk_buff *skb = txrc->skb;
+ struct ieee80211_supported_band *sband = txrc->sband;
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
struct rc_pid_sta_info *spinfo = priv_sta;
int rateidx;
u16 fc;
+ if (txrc->rts)
+ info->control.rates[0].count =
+ txrc->hw->conf.long_frame_max_tx_count;
+ else
+ info->control.rates[0].count =
+ txrc->hw->conf.short_frame_max_tx_count;
+
/* Send management frames and broadcast/multicast data using lowest
* rate. */
fc = le16_to_cpu(hdr->frame_control);
if (!sta || !spinfo ||
(fc & IEEE80211_FCTL_FTYPE) != IEEE80211_FTYPE_DATA ||
is_multicast_ether_addr(hdr->addr1)) {
- sel->rate_idx = rate_lowest_index(sband, sta);
+ info->control.rates[0].idx = rate_lowest_index(sband, sta);
return;
}
@@ -295,7 +304,7 @@ rate_control_pid_get_rate(void *priv, struct ieee80211_supported_band *sband,
if (rateidx >= sband->n_bitrates)
rateidx = sband->n_bitrates - 1;
- sel->rate_idx = rateidx;
+ info->control.rates[0].idx = rateidx;
#ifdef CONFIG_MAC80211_DEBUGFS
rate_control_pid_event_tx_rate(&spinfo->events,
@@ -437,10 +446,6 @@ static void rate_control_pid_free(void *priv)
kfree(pinfo);
}
-static void rate_control_pid_clear(void *priv)
-{
-}
-
static void *rate_control_pid_alloc_sta(void *priv, struct ieee80211_sta *sta,
gfp_t gfp)
{
@@ -471,7 +476,6 @@ static struct rate_control_ops mac80211_rcpid = {
.tx_status = rate_control_pid_tx_status,
.get_rate = rate_control_pid_get_rate,
.rate_init = rate_control_pid_rate_init,
- .clear = rate_control_pid_clear,
.alloc = rate_control_pid_alloc,
.free = rate_control_pid_free,
.alloc_sta = rate_control_pid_alloc_sta,
diff --git a/net/mac80211/rc80211_pid_debugfs.c b/net/mac80211/rc80211_pid_debugfs.c
index 8121d3bc6835..a08a9b530347 100644
--- a/net/mac80211/rc80211_pid_debugfs.c
+++ b/net/mac80211/rc80211_pid_debugfs.c
@@ -43,6 +43,7 @@ void rate_control_pid_event_tx_status(struct rc_pid_event_buffer *buf,
{
union rc_pid_event_data evd;
+ evd.flags = stat->flags;
memcpy(&evd.tx_status, stat, sizeof(struct ieee80211_tx_info));
rate_control_pid_event(buf, RC_PID_EVENT_TYPE_TX_STATUS, &evd);
}
@@ -167,8 +168,8 @@ static ssize_t rate_control_pid_events_read(struct file *file, char __user *buf,
switch (ev->type) {
case RC_PID_EVENT_TYPE_TX_STATUS:
p += snprintf(pb + p, length - p, "tx_status %u %u",
- ev->data.tx_status.status.excessive_retries,
- ev->data.tx_status.status.retry_count);
+ !(ev->data.flags & IEEE80211_TX_STAT_ACK),
+ ev->data.tx_status.status.rates[0].idx);
break;
case RC_PID_EVENT_TYPE_RATE_CHANGE:
p += snprintf(pb + p, length - p, "rate_change %d %d",
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index cf6b121e1bbf..648a1d0e6c82 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -26,10 +26,11 @@
#include "tkip.h"
#include "wme.h"
-u8 ieee80211_sta_manage_reorder_buf(struct ieee80211_hw *hw,
- struct tid_ampdu_rx *tid_agg_rx,
- struct sk_buff *skb, u16 mpdu_seq_num,
- int bar_req);
+static u8 ieee80211_sta_manage_reorder_buf(struct ieee80211_hw *hw,
+ struct tid_ampdu_rx *tid_agg_rx,
+ struct sk_buff *skb,
+ u16 mpdu_seq_num,
+ int bar_req);
/*
* monitor mode reception
*
@@ -653,13 +654,12 @@ ieee80211_rx_h_decrypt(struct ieee80211_rx_data *rx)
static void ap_sta_ps_start(struct sta_info *sta)
{
struct ieee80211_sub_if_data *sdata = sta->sdata;
- DECLARE_MAC_BUF(mac);
atomic_inc(&sdata->bss->num_sta_ps);
set_and_clear_sta_flags(sta, WLAN_STA_PS, WLAN_STA_PSPOLL);
#ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG
- printk(KERN_DEBUG "%s: STA %s aid %d enters power save mode\n",
- sdata->dev->name, print_mac(mac, sta->sta.addr), sta->sta.aid);
+ printk(KERN_DEBUG "%s: STA %pM aid %d enters power save mode\n",
+ sdata->dev->name, sta->sta.addr, sta->sta.aid);
#endif /* CONFIG_MAC80211_VERBOSE_PS_DEBUG */
}
@@ -669,8 +669,6 @@ static int ap_sta_ps_end(struct sta_info *sta)
struct ieee80211_local *local = sdata->local;
struct sk_buff *skb;
int sent = 0;
- struct ieee80211_tx_info *info;
- DECLARE_MAC_BUF(mac);
atomic_dec(&sdata->bss->num_sta_ps);
@@ -680,27 +678,25 @@ static int ap_sta_ps_end(struct sta_info *sta)
sta_info_clear_tim_bit(sta);
#ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG
- printk(KERN_DEBUG "%s: STA %s aid %d exits power save mode\n",
- sdata->dev->name, print_mac(mac, sta->sta.addr), sta->sta.aid);
+ printk(KERN_DEBUG "%s: STA %pM aid %d exits power save mode\n",
+ sdata->dev->name, sta->sta.addr, sta->sta.aid);
#endif /* CONFIG_MAC80211_VERBOSE_PS_DEBUG */
/* Send all buffered frames to the station */
while ((skb = skb_dequeue(&sta->tx_filtered)) != NULL) {
- info = IEEE80211_SKB_CB(skb);
sent++;
- info->flags |= IEEE80211_TX_CTL_REQUEUE;
+ skb->requeue = 1;
dev_queue_xmit(skb);
}
while ((skb = skb_dequeue(&sta->ps_tx_buf)) != NULL) {
- info = IEEE80211_SKB_CB(skb);
local->total_ps_buffered--;
sent++;
#ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG
- printk(KERN_DEBUG "%s: STA %s aid %d send PS frame "
+ printk(KERN_DEBUG "%s: STA %pM aid %d send PS frame "
"since STA not sleeping anymore\n", sdata->dev->name,
- print_mac(mac, sta->sta.addr), sta->sta.aid);
+ sta->sta.addr, sta->sta.aid);
#endif /* CONFIG_MAC80211_VERBOSE_PS_DEBUG */
- info->flags |= IEEE80211_TX_CTL_REQUEUE;
+ skb->requeue = 1;
dev_queue_xmit(skb);
}
@@ -789,15 +785,12 @@ ieee80211_reassemble_add(struct ieee80211_sub_if_data *sdata,
#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
struct ieee80211_hdr *hdr =
(struct ieee80211_hdr *) entry->skb_list.next->data;
- DECLARE_MAC_BUF(mac);
- DECLARE_MAC_BUF(mac2);
printk(KERN_DEBUG "%s: RX reassembly removed oldest "
"fragment entry (idx=%d age=%lu seq=%d last_frag=%d "
- "addr1=%s addr2=%s\n",
+ "addr1=%pM addr2=%pM\n",
sdata->dev->name, idx,
jiffies - entry->first_frag_time, entry->seq,
- entry->last_frag, print_mac(mac, hdr->addr1),
- print_mac(mac2, hdr->addr2));
+ entry->last_frag, hdr->addr1, hdr->addr2);
#endif
__skb_queue_purge(&entry->skb_list);
}
@@ -866,7 +859,6 @@ ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx)
unsigned int frag, seq;
struct ieee80211_fragment_entry *entry;
struct sk_buff *skb;
- DECLARE_MAC_BUF(mac);
hdr = (struct ieee80211_hdr *)rx->skb->data;
fc = hdr->frame_control;
@@ -970,7 +962,6 @@ ieee80211_rx_h_ps_poll(struct ieee80211_rx_data *rx)
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(rx->dev);
struct sk_buff *skb;
int no_pending_pkts;
- DECLARE_MAC_BUF(mac);
__le16 fc = ((struct ieee80211_hdr *)rx->skb->data)->frame_control;
if (likely(!rx->sta || !ieee80211_is_pspoll(fc) ||
@@ -1001,8 +992,8 @@ ieee80211_rx_h_ps_poll(struct ieee80211_rx_data *rx)
set_sta_flags(rx->sta, WLAN_STA_PSPOLL);
#ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG
- printk(KERN_DEBUG "STA %s aid %d: PS Poll (entries after %d)\n",
- print_mac(mac, rx->sta->sta.addr), rx->sta->sta.aid,
+ printk(KERN_DEBUG "STA %pM aid %d: PS Poll (entries after %d)\n",
+ rx->sta->sta.addr, rx->sta->sta.aid,
skb_queue_len(&rx->sta->ps_tx_buf));
#endif /* CONFIG_MAC80211_VERBOSE_PS_DEBUG */
@@ -1025,9 +1016,9 @@ ieee80211_rx_h_ps_poll(struct ieee80211_rx_data *rx)
* Should we send it a null-func frame indicating we
* have nothing buffered for it?
*/
- printk(KERN_DEBUG "%s: STA %s sent PS Poll even "
+ printk(KERN_DEBUG "%s: STA %pM sent PS Poll even "
"though there are no buffered frames for it\n",
- rx->dev->name, print_mac(mac, rx->sta->sta.addr));
+ rx->dev->name, rx->sta->sta.addr);
#endif /* CONFIG_MAC80211_VERBOSE_PS_DEBUG */
}
@@ -1097,10 +1088,6 @@ ieee80211_data_to_8023(struct ieee80211_rx_data *rx)
u8 src[ETH_ALEN] __aligned(2);
struct sk_buff *skb = rx->skb;
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
- DECLARE_MAC_BUF(mac);
- DECLARE_MAC_BUF(mac2);
- DECLARE_MAC_BUF(mac3);
- DECLARE_MAC_BUF(mac4);
if (unlikely(!ieee80211_is_data_present(hdr->frame_control)))
return -1;
@@ -1279,7 +1266,6 @@ ieee80211_rx_h_amsdu(struct ieee80211_rx_data *rx)
int remaining, err;
u8 dst[ETH_ALEN];
u8 src[ETH_ALEN];
- DECLARE_MAC_BUF(mac);
if (unlikely(!ieee80211_is_data(fc)))
return RX_CONTINUE;
@@ -1552,14 +1538,6 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx)
if (len < IEEE80211_MIN_ACTION_SIZE + 1)
return RX_DROP_MONITOR;
- /*
- * FIXME: revisit this, I'm sure we should handle most
- * of these frames in other modes as well!
- */
- if (sdata->vif.type != NL80211_IFTYPE_STATION &&
- sdata->vif.type != NL80211_IFTYPE_ADHOC)
- return RX_CONTINUE;
-
switch (mgmt->u.action.category) {
case WLAN_CATEGORY_BACK:
switch (mgmt->u.action.u.addba_req.action_code) {
@@ -1632,8 +1610,6 @@ static void ieee80211_rx_michael_mic_report(struct net_device *dev,
{
int keyidx;
unsigned int hdrlen;
- DECLARE_MAC_BUF(mac);
- DECLARE_MAC_BUF(mac2);
hdrlen = ieee80211_hdrlen(hdr->frame_control);
if (rx->skb->len >= hdrlen + 4)
@@ -2002,17 +1978,17 @@ static void __ieee80211_rx_handle_packet(struct ieee80211_hw *hw,
static inline int seq_less(u16 sq1, u16 sq2)
{
- return (((sq1 - sq2) & SEQ_MASK) > (SEQ_MODULO >> 1));
+ return ((sq1 - sq2) & SEQ_MASK) > (SEQ_MODULO >> 1);
}
static inline u16 seq_inc(u16 sq)
{
- return ((sq + 1) & SEQ_MASK);
+ return (sq + 1) & SEQ_MASK;
}
static inline u16 seq_sub(u16 sq1, u16 sq2)
{
- return ((sq1 - sq2) & SEQ_MASK);
+ return (sq1 - sq2) & SEQ_MASK;
}
@@ -2020,10 +1996,11 @@ static inline u16 seq_sub(u16 sq1, u16 sq2)
* As it function blongs to Rx path it must be called with
* the proper rcu_read_lock protection for its flow.
*/
-u8 ieee80211_sta_manage_reorder_buf(struct ieee80211_hw *hw,
- struct tid_ampdu_rx *tid_agg_rx,
- struct sk_buff *skb, u16 mpdu_seq_num,
- int bar_req)
+static u8 ieee80211_sta_manage_reorder_buf(struct ieee80211_hw *hw,
+ struct tid_ampdu_rx *tid_agg_rx,
+ struct sk_buff *skb,
+ u16 mpdu_seq_num,
+ int bar_req)
{
struct ieee80211_local *local = hw_to_local(hw);
struct ieee80211_rx_status status;
diff --git a/net/mac80211/scan.c b/net/mac80211/scan.c
index 416bb41099f3..f5c7c3371929 100644
--- a/net/mac80211/scan.c
+++ b/net/mac80211/scan.c
@@ -159,7 +159,7 @@ ieee80211_rx_mesh_bss_add(struct ieee80211_local *local, u8 *mesh_id, int mesh_i
{
struct ieee80211_bss *bss;
- if (mesh_config_len != MESH_CFG_LEN)
+ if (mesh_config_len != IEEE80211_MESH_CONFIG_LEN)
return NULL;
bss = kzalloc(sizeof(*bss), GFP_ATOMIC);
@@ -448,18 +448,17 @@ void ieee80211_scan_completed(struct ieee80211_hw *hw)
if (local->hw_scanning) {
local->hw_scanning = false;
- if (ieee80211_hw_config(local))
- printk(KERN_DEBUG "%s: failed to restore operational "
- "channel after scan\n", wiphy_name(local->hw.wiphy));
-
+ /*
+ * Somebody might have requested channel change during scan
+ * that we won't have acted upon, try now. ieee80211_hw_config
+ * will set the flag based on actual changes.
+ */
+ ieee80211_hw_config(local, 0);
goto done;
}
local->sw_scanning = false;
- if (ieee80211_hw_config(local))
- printk(KERN_DEBUG "%s: failed to restore operational "
- "channel after scan\n", wiphy_name(local->hw.wiphy));
-
+ ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_CHANNEL);
netif_tx_lock_bh(local->mdev);
netif_addr_lock(local->mdev);
@@ -546,12 +545,9 @@ void ieee80211_scan_work(struct work_struct *work)
if (!skip) {
local->scan_channel = chan;
- if (ieee80211_hw_config(local)) {
- printk(KERN_DEBUG "%s: failed to set freq to "
- "%d MHz for scan\n", wiphy_name(local->hw.wiphy),
- chan->center_freq);
+ if (ieee80211_hw_config(local,
+ IEEE80211_CONF_CHANGE_CHANNEL))
skip = 1;
- }
}
/* advance state machine to next channel/band */
diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c
index 7fef8ea1f5ec..b22110a4a75e 100644
--- a/net/mac80211/sta_info.c
+++ b/net/mac80211/sta_info.c
@@ -137,14 +137,12 @@ struct sta_info *sta_info_get_by_idx(struct ieee80211_local *local, int idx,
static void __sta_info_free(struct ieee80211_local *local,
struct sta_info *sta)
{
- DECLARE_MAC_BUF(mbuf);
-
rate_control_free_sta(sta);
rate_control_put(sta->rate_ctrl);
#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
- printk(KERN_DEBUG "%s: Destroyed STA %s\n",
- wiphy_name(local->hw.wiphy), print_mac(mbuf, sta->sta.addr));
+ printk(KERN_DEBUG "%s: Destroyed STA %pM\n",
+ wiphy_name(local->hw.wiphy), sta->sta.addr);
#endif /* CONFIG_MAC80211_VERBOSE_DEBUG */
kfree(sta);
@@ -222,7 +220,6 @@ struct sta_info *sta_info_alloc(struct ieee80211_sub_if_data *sdata,
struct ieee80211_local *local = sdata->local;
struct sta_info *sta;
int i;
- DECLARE_MAC_BUF(mbuf);
sta = kzalloc(sizeof(*sta) + local->hw.sta_data_size, gfp);
if (!sta)
@@ -263,8 +260,8 @@ struct sta_info *sta_info_alloc(struct ieee80211_sub_if_data *sdata,
skb_queue_head_init(&sta->tx_filtered);
#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
- printk(KERN_DEBUG "%s: Allocated STA %s\n",
- wiphy_name(local->hw.wiphy), print_mac(mbuf, sta->sta.addr));
+ printk(KERN_DEBUG "%s: Allocated STA %pM\n",
+ wiphy_name(local->hw.wiphy), sta->sta.addr);
#endif /* CONFIG_MAC80211_VERBOSE_DEBUG */
#ifdef CONFIG_MAC80211_MESH
@@ -281,7 +278,6 @@ int sta_info_insert(struct sta_info *sta)
struct ieee80211_sub_if_data *sdata = sta->sdata;
unsigned long flags;
int err = 0;
- DECLARE_MAC_BUF(mac);
/*
* Can't be a WARN_ON because it can be triggered through a race:
@@ -294,7 +290,7 @@ int sta_info_insert(struct sta_info *sta)
}
if (WARN_ON(compare_ether_addr(sta->sta.addr, sdata->dev->dev_addr) == 0 ||
- is_multicast_ether_addr(sta->sta.addr))) {
+ is_multicast_ether_addr(sta->sta.addr))) {
err = -EINVAL;
goto out_free;
}
@@ -322,8 +318,8 @@ int sta_info_insert(struct sta_info *sta)
}
#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
- printk(KERN_DEBUG "%s: Inserted STA %s\n",
- wiphy_name(local->hw.wiphy), print_mac(mac, sta->sta.addr));
+ printk(KERN_DEBUG "%s: Inserted STA %pM\n",
+ wiphy_name(local->hw.wiphy), sta->sta.addr);
#endif /* CONFIG_MAC80211_VERBOSE_DEBUG */
spin_unlock_irqrestore(&local->sta_lock, flags);
@@ -423,9 +419,6 @@ static void __sta_info_unlink(struct sta_info **sta)
{
struct ieee80211_local *local = (*sta)->local;
struct ieee80211_sub_if_data *sdata = (*sta)->sdata;
-#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
- DECLARE_MAC_BUF(mbuf);
-#endif
/*
* pull caller's reference if we're already gone.
*/
@@ -468,8 +461,8 @@ static void __sta_info_unlink(struct sta_info **sta)
}
#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
- printk(KERN_DEBUG "%s: Removed STA %s\n",
- wiphy_name(local->hw.wiphy), print_mac(mbuf, (*sta)->sta.addr));
+ printk(KERN_DEBUG "%s: Removed STA %pM\n",
+ wiphy_name(local->hw.wiphy), (*sta)->sta.addr);
#endif /* CONFIG_MAC80211_VERBOSE_DEBUG */
/*
@@ -544,7 +537,6 @@ static void sta_info_cleanup_expire_buffered(struct ieee80211_local *local,
unsigned long flags;
struct sk_buff *skb;
struct ieee80211_sub_if_data *sdata;
- DECLARE_MAC_BUF(mac);
if (skb_queue_empty(&sta->ps_tx_buf))
return;
@@ -564,8 +556,8 @@ static void sta_info_cleanup_expire_buffered(struct ieee80211_local *local,
sdata = sta->sdata;
local->total_ps_buffered--;
#ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG
- printk(KERN_DEBUG "Buffered frame expired (STA "
- "%s)\n", print_mac(mac, sta->sta.addr));
+ printk(KERN_DEBUG "Buffered frame expired (STA %pM)\n",
+ sta->sta.addr);
#endif
dev_kfree_skb(skb);
@@ -809,15 +801,14 @@ void ieee80211_sta_expire(struct ieee80211_sub_if_data *sdata,
struct ieee80211_local *local = sdata->local;
struct sta_info *sta, *tmp;
LIST_HEAD(tmp_list);
- DECLARE_MAC_BUF(mac);
unsigned long flags;
spin_lock_irqsave(&local->sta_lock, flags);
list_for_each_entry_safe(sta, tmp, &local->sta_list, list)
if (time_after(jiffies, sta->last_rx + exp_time)) {
#ifdef CONFIG_MAC80211_IBSS_DEBUG
- printk(KERN_DEBUG "%s: expiring inactive STA %s\n",
- sdata->dev->name, print_mac(mac, sta->sta.addr));
+ printk(KERN_DEBUG "%s: expiring inactive STA %pM\n",
+ sdata->dev->name, sta->sta.addr);
#endif
__sta_info_unlink(&sta);
if (sta)
@@ -830,7 +821,7 @@ void ieee80211_sta_expire(struct ieee80211_sub_if_data *sdata,
}
struct ieee80211_sta *ieee80211_find_sta(struct ieee80211_hw *hw,
- const u8 *addr)
+ const u8 *addr)
{
struct sta_info *sta = sta_info_get(hw_to_local(hw), addr);
diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h
index 168a39a298bd..5ad9250b63ab 100644
--- a/net/mac80211/sta_info.h
+++ b/net/mac80211/sta_info.h
@@ -160,18 +160,20 @@ struct sta_ampdu_mlme {
* @list: global linked list entry
* @hnext: hash table linked list pointer
* @local: pointer to the global information
- * @sdata: TBD
- * @key: TBD
- * @rate_ctrl: TBD
- * @rate_ctrl_priv: TBD
+ * @sdata: virtual interface this station belongs to
+ * @key: peer key negotiated with this station, if any
+ * @rate_ctrl: rate control algorithm reference
+ * @rate_ctrl_priv: rate control private per-STA pointer
+ * @last_tx_rate: rate used for last transmit, to report to userspace as
+ * "the" transmit rate
* @lock: used for locking all fields that require locking, see comments
* in the header file.
* @flaglock: spinlock for flags accesses
* @addr: MAC address of this STA
* @aid: STA's unique AID (1..2007, 0 = not assigned yet),
* only used in AP (and IBSS?) mode
- * @listen_interval: TBD
- * @pin_status: TBD
+ * @listen_interval: listen interval of this station, when we're acting as AP
+ * @pin_status: used internally for pinning a STA struct into memory
* @flags: STA flags, see &enum ieee80211_sta_info_flags
* @ps_tx_buf: buffer of frames to transmit to this station
* when it leaves power saving state
@@ -180,8 +182,8 @@ struct sta_ampdu_mlme {
* power saving state
* @rx_packets: Number of MSDUs received from this STA
* @rx_bytes: Number of bytes received from this STA
- * @wep_weak_iv_count: TBD
- * @last_rx: TBD
+ * @wep_weak_iv_count: number of weak WEP IVs received from this station
+ * @last_rx: time (in jiffies) when last frame was received from this STA
* @num_duplicates: number of duplicate frames received from this STA
* @rx_fragments: number of received MPDUs
* @rx_dropped: number of dropped MPDUs from this STA
@@ -189,26 +191,26 @@ struct sta_ampdu_mlme {
* @last_qual: qual of last received frame from this STA
* @last_noise: noise of last received frame from this STA
* @last_seq_ctrl: last received seq/frag number from this STA (per RX queue)
- * @tx_filtered_count: TBD
- * @tx_retry_failed: TBD
- * @tx_retry_count: TBD
+ * @tx_filtered_count: number of frames the hardware filtered for this STA
+ * @tx_retry_failed: number of frames that failed retry
+ * @tx_retry_count: total number of retries for frames to this STA
* @fail_avg: moving percentage of failed MSDUs
* @tx_packets: number of RX/TX MSDUs
- * @tx_bytes: TBD
+ * @tx_bytes: number of bytes transmitted to this STA
* @tx_fragments: number of transmitted MPDUs
- * @last_txrate_idx: Index of the last used transmit rate
- * @tid_seq: TBD
- * @ampdu_mlme: TBD
+ * @last_txrate: description of the last used transmit rate
+ * @tid_seq: per-TID sequence numbers for sending to this STA
+ * @ampdu_mlme: A-MPDU state machine state
* @timer_to_tid: identity mapping to ID timers
* @tid_to_tx_q: map tid to tx queue
* @llid: Local link ID
* @plid: Peer link ID
* @reason: Cancel reason on PLINK_HOLDING state
* @plink_retries: Retries in establishment
- * @ignore_plink_timer: TBD
- * @plink_state plink_state: TBD
- * @plink_timeout: TBD
- * @plink_timer: TBD
+ * @ignore_plink_timer: ignore the peer-link timer (used internally)
+ * @plink_state: peer link state
+ * @plink_timeout: timeout of peer link
+ * @plink_timer: peer link watch timer
* @debugfs: debug filesystem info
* @sta: station information we share with the driver
*/
@@ -267,7 +269,7 @@ struct sta_info {
unsigned long tx_packets;
unsigned long tx_bytes;
unsigned long tx_fragments;
- unsigned int last_txrate_idx;
+ struct ieee80211_tx_rate last_tx_rate;
u16 tid_seq[IEEE80211_QOS_CTL_TID_MASK + 1];
/*
diff --git a/net/mac80211/tkip.c b/net/mac80211/tkip.c
index 34b32bc8f609..38fa111d2dc6 100644
--- a/net/mac80211/tkip.c
+++ b/net/mac80211/tkip.c
@@ -263,10 +263,9 @@ int ieee80211_tkip_decrypt_data(struct crypto_blkcipher *tfm,
(iv32 == key->u.tkip.rx[queue].iv32 &&
iv16 <= key->u.tkip.rx[queue].iv16))) {
#ifdef CONFIG_MAC80211_TKIP_DEBUG
- DECLARE_MAC_BUF(mac);
printk(KERN_DEBUG "TKIP replay detected for RX frame from "
- "%s (RX IV (%04x,%02x) <= prev. IV (%04x,%02x)\n",
- print_mac(mac, ta),
+ "%pM (RX IV (%04x,%02x) <= prev. IV (%04x,%02x)\n",
+ ta,
iv32, iv16, key->u.tkip.rx[queue].iv32,
key->u.tkip.rx[queue].iv16);
#endif
@@ -287,9 +286,8 @@ int ieee80211_tkip_decrypt_data(struct crypto_blkcipher *tfm,
{
int i;
u8 key_offset = NL80211_TKIP_DATA_OFFSET_ENCR_KEY;
- DECLARE_MAC_BUF(mac);
- printk(KERN_DEBUG "TKIP decrypt: Phase1 TA=%s"
- " TK=", print_mac(mac, ta));
+ printk(KERN_DEBUG "TKIP decrypt: Phase1 TA=%pM"
+ " TK=", ta);
for (i = 0; i < 16; i++)
printk("%02x ",
key->conf.key[key_offset + i]);
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 1460537faf33..0d81b2cfd1a6 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -46,13 +46,20 @@ static __le16 ieee80211_duration(struct ieee80211_tx_data *tx, int group_addr,
struct ieee80211_local *local = tx->local;
struct ieee80211_supported_band *sband;
struct ieee80211_hdr *hdr;
+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx->skb);
+
+ /* assume HW handles this */
+ if (info->control.rates[0].flags & IEEE80211_TX_RC_MCS)
+ return 0;
+
+ /* uh huh? */
+ if (WARN_ON_ONCE(info->control.rates[0].idx < 0))
+ return 0;
sband = local->hw.wiphy->bands[tx->channel->band];
- txrate = &sband->bitrates[tx->rate_idx];
+ txrate = &sband->bitrates[info->control.rates[0].idx];
- erp = 0;
- if (tx->sdata->flags & IEEE80211_SDATA_OPERATING_GMODE)
- erp = txrate->flags & IEEE80211_RATE_ERP_G;
+ erp = txrate->flags & IEEE80211_RATE_ERP_G;
/*
* data and mgmt (except PS Poll):
@@ -116,7 +123,7 @@ static __le16 ieee80211_duration(struct ieee80211_tx_data *tx, int group_addr,
if (r->bitrate > txrate->bitrate)
break;
- if (tx->sdata->bss_conf.basic_rates & BIT(i))
+ if (tx->sdata->vif.bss_conf.basic_rates & BIT(i))
rate = r->bitrate;
switch (sband->band) {
@@ -150,7 +157,7 @@ static __le16 ieee80211_duration(struct ieee80211_tx_data *tx, int group_addr,
* to closest integer */
dur = ieee80211_frame_duration(local, 10, rate, erp,
- tx->sdata->bss_conf.use_short_preamble);
+ tx->sdata->vif.bss_conf.use_short_preamble);
if (next_frag_len) {
/* Frame is fragmented: duration increases with time needed to
@@ -159,7 +166,7 @@ static __le16 ieee80211_duration(struct ieee80211_tx_data *tx, int group_addr,
/* next fragment */
dur += ieee80211_frame_duration(local, next_frag_len,
txrate->bitrate, erp,
- tx->sdata->bss_conf.use_short_preamble);
+ tx->sdata->vif.bss_conf.use_short_preamble);
}
return cpu_to_le16(dur);
@@ -201,10 +208,9 @@ ieee80211_tx_h_check_assoc(struct ieee80211_tx_data *tx)
tx->sdata->vif.type != NL80211_IFTYPE_ADHOC &&
ieee80211_is_data(hdr->frame_control))) {
#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
- DECLARE_MAC_BUF(mac);
printk(KERN_DEBUG "%s: dropped data frame to not "
- "associated station %s\n",
- tx->dev->name, print_mac(mac, hdr->addr1));
+ "associated station %pM\n",
+ tx->dev->name, hdr->addr1);
#endif /* CONFIG_MAC80211_VERBOSE_DEBUG */
I802_DEBUG_INC(tx->local->tx_handlers_drop_not_assoc);
return TX_DROP;
@@ -331,7 +337,6 @@ ieee80211_tx_h_unicast_ps_buf(struct ieee80211_tx_data *tx)
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx->skb);
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)tx->skb->data;
u32 staflags;
- DECLARE_MAC_BUF(mac);
if (unlikely(!sta || ieee80211_is_probe_resp(hdr->frame_control)))
return TX_CONTINUE;
@@ -341,9 +346,9 @@ ieee80211_tx_h_unicast_ps_buf(struct ieee80211_tx_data *tx)
if (unlikely((staflags & WLAN_STA_PS) &&
!(staflags & WLAN_STA_PSPOLL))) {
#ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG
- printk(KERN_DEBUG "STA %s aid %d: PS buffer (entries "
+ printk(KERN_DEBUG "STA %pM aid %d: PS buffer (entries "
"before %d)\n",
- print_mac(mac, sta->sta.addr), sta->sta.aid,
+ sta->sta.addr, sta->sta.aid,
skb_queue_len(&sta->ps_tx_buf));
#endif /* CONFIG_MAC80211_VERBOSE_PS_DEBUG */
if (tx->local->total_ps_buffered >= TOTAL_MAX_TX_BUFFER)
@@ -352,9 +357,9 @@ ieee80211_tx_h_unicast_ps_buf(struct ieee80211_tx_data *tx)
struct sk_buff *old = skb_dequeue(&sta->ps_tx_buf);
#ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG
if (net_ratelimit()) {
- printk(KERN_DEBUG "%s: STA %s TX "
+ printk(KERN_DEBUG "%s: STA %pM TX "
"buffer full - dropping oldest frame\n",
- tx->dev->name, print_mac(mac, sta->sta.addr));
+ tx->dev->name, sta->sta.addr);
}
#endif
dev_kfree_skb(old);
@@ -371,9 +376,9 @@ ieee80211_tx_h_unicast_ps_buf(struct ieee80211_tx_data *tx)
}
#ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG
else if (unlikely(test_sta_flags(sta, WLAN_STA_PS))) {
- printk(KERN_DEBUG "%s: STA %s in PS mode, but pspoll "
+ printk(KERN_DEBUG "%s: STA %pM in PS mode, but pspoll "
"set -> send frame\n", tx->dev->name,
- print_mac(mac, sta->sta.addr));
+ sta->sta.addr);
}
#endif /* CONFIG_MAC80211_VERBOSE_PS_DEBUG */
clear_sta_flags(sta, WLAN_STA_PSPOLL);
@@ -439,140 +444,154 @@ ieee80211_tx_h_select_key(struct ieee80211_tx_data *tx)
static ieee80211_tx_result debug_noinline
ieee80211_tx_h_rate_ctrl(struct ieee80211_tx_data *tx)
{
- struct rate_selection rsel;
- struct ieee80211_supported_band *sband;
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx->skb);
+ struct ieee80211_hdr *hdr = (void *)tx->skb->data;
+ struct ieee80211_supported_band *sband;
+ struct ieee80211_rate *rate;
+ int i, len;
+ bool inval = false, rts = false, short_preamble = false;
+ struct ieee80211_tx_rate_control txrc;
- sband = tx->local->hw.wiphy->bands[tx->channel->band];
+ memset(&txrc, 0, sizeof(txrc));
- if (likely(tx->rate_idx < 0)) {
- rate_control_get_rate(tx->sdata, sband, tx->sta,
- tx->skb, &rsel);
- if (tx->sta)
- tx->sta->last_txrate_idx = rsel.rate_idx;
- tx->rate_idx = rsel.rate_idx;
- if (unlikely(rsel.probe_idx >= 0)) {
- info->flags |= IEEE80211_TX_CTL_RATE_CTRL_PROBE;
- tx->flags |= IEEE80211_TX_PROBE_LAST_FRAG;
- info->control.retries[0].rate_idx = tx->rate_idx;
- info->control.retries[0].limit = tx->local->hw.max_altrate_tries;
- tx->rate_idx = rsel.probe_idx;
- } else if (info->control.retries[0].limit == 0)
- info->control.retries[0].rate_idx = -1;
-
- if (unlikely(tx->rate_idx < 0))
- return TX_DROP;
- } else
- info->control.retries[0].rate_idx = -1;
+ sband = tx->local->hw.wiphy->bands[tx->channel->band];
- if (tx->sdata->bss_conf.use_cts_prot &&
- (tx->flags & IEEE80211_TX_FRAGMENTED) && (rsel.nonerp_idx >= 0)) {
- tx->last_frag_rate_idx = tx->rate_idx;
- if (rsel.probe_idx >= 0)
- tx->flags &= ~IEEE80211_TX_PROBE_LAST_FRAG;
- else
- tx->flags |= IEEE80211_TX_PROBE_LAST_FRAG;
- tx->rate_idx = rsel.nonerp_idx;
- info->tx_rate_idx = rsel.nonerp_idx;
- info->flags &= ~IEEE80211_TX_CTL_RATE_CTRL_PROBE;
- } else {
- tx->last_frag_rate_idx = tx->rate_idx;
- info->tx_rate_idx = tx->rate_idx;
+ len = min_t(int, tx->skb->len + FCS_LEN,
+ tx->local->fragmentation_threshold);
+
+ /* set up the tx rate control struct we give the RC algo */
+ txrc.hw = local_to_hw(tx->local);
+ txrc.sband = sband;
+ txrc.bss_conf = &tx->sdata->vif.bss_conf;
+ txrc.skb = tx->skb;
+ txrc.reported_rate.idx = -1;
+ txrc.max_rate_idx = tx->sdata->max_ratectrl_rateidx;
+
+ /* set up RTS protection if desired */
+ if (tx->local->rts_threshold < IEEE80211_MAX_RTS_THRESHOLD &&
+ len > tx->local->rts_threshold) {
+ txrc.rts = rts = true;
}
- info->tx_rate_idx = tx->rate_idx;
- return TX_CONTINUE;
-}
+ /*
+ * Use short preamble if the BSS can handle it, but not for
+ * management frames unless we know the receiver can handle
+ * that -- the management frame might be to a station that
+ * just wants a probe response.
+ */
+ if (tx->sdata->vif.bss_conf.use_short_preamble &&
+ (ieee80211_is_data(hdr->frame_control) ||
+ (tx->sta && test_sta_flags(tx->sta, WLAN_STA_SHORT_PREAMBLE))))
+ txrc.short_preamble = short_preamble = true;
-static ieee80211_tx_result debug_noinline
-ieee80211_tx_h_misc(struct ieee80211_tx_data *tx)
-{
- struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)tx->skb->data;
- struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx->skb);
- struct ieee80211_supported_band *sband;
- sband = tx->local->hw.wiphy->bands[tx->channel->band];
+ rate_control_get_rate(tx->sdata, tx->sta, &txrc);
+
+ if (unlikely(info->control.rates[0].idx < 0))
+ return TX_DROP;
+
+ if (txrc.reported_rate.idx < 0)
+ txrc.reported_rate = info->control.rates[0];
if (tx->sta)
- info->control.sta = &tx->sta->sta;
+ tx->sta->last_tx_rate = txrc.reported_rate;
- if (!info->control.retry_limit) {
- if (!is_multicast_ether_addr(hdr->addr1)) {
- int len = min_t(int, tx->skb->len + FCS_LEN,
- tx->local->fragmentation_threshold);
- if (len > tx->local->rts_threshold
- && tx->local->rts_threshold <
- IEEE80211_MAX_RTS_THRESHOLD) {
- info->flags |= IEEE80211_TX_CTL_USE_RTS_CTS;
- info->flags |=
- IEEE80211_TX_CTL_LONG_RETRY_LIMIT;
- info->control.retry_limit =
- tx->local->long_retry_limit;
- } else {
- info->control.retry_limit =
- tx->local->short_retry_limit;
- }
- } else {
- info->control.retry_limit = 1;
- }
- }
+ if (unlikely(!info->control.rates[0].count))
+ info->control.rates[0].count = 1;
- if (tx->flags & IEEE80211_TX_FRAGMENTED) {
- /* Do not use multiple retry rates when sending fragmented
- * frames.
- * TODO: The last fragment could still use multiple retry
- * rates. */
- info->control.retries[0].rate_idx = -1;
+ if (is_multicast_ether_addr(hdr->addr1)) {
+ /*
+ * XXX: verify the rate is in the basic rateset
+ */
+ return TX_CONTINUE;
}
- /* Use CTS protection for unicast frames sent using extended rates if
- * there are associated non-ERP stations and RTS/CTS is not configured
- * for the frame. */
- if ((tx->sdata->flags & IEEE80211_SDATA_OPERATING_GMODE) &&
- (sband->bitrates[tx->rate_idx].flags & IEEE80211_RATE_ERP_G) &&
- (tx->flags & IEEE80211_TX_UNICAST) &&
- tx->sdata->bss_conf.use_cts_prot &&
- !(info->flags & IEEE80211_TX_CTL_USE_RTS_CTS))
- info->flags |= IEEE80211_TX_CTL_USE_CTS_PROTECT;
-
- /* Transmit data frames using short preambles if the driver supports
- * short preambles at the selected rate and short preambles are
- * available on the network at the current point in time. */
- if (ieee80211_is_data(hdr->frame_control) &&
- (sband->bitrates[tx->rate_idx].flags & IEEE80211_RATE_SHORT_PREAMBLE) &&
- tx->sdata->bss_conf.use_short_preamble &&
- (!tx->sta || test_sta_flags(tx->sta, WLAN_STA_SHORT_PREAMBLE))) {
- info->flags |= IEEE80211_TX_CTL_SHORT_PREAMBLE;
+ /*
+ * set up the RTS/CTS rate as the fastest basic rate
+ * that is not faster than the data rate
+ *
+ * XXX: Should this check all retry rates?
+ */
+ if (!(info->control.rates[0].flags & IEEE80211_TX_RC_MCS)) {
+ s8 baserate = 0;
+
+ rate = &sband->bitrates[info->control.rates[0].idx];
+
+ for (i = 0; i < sband->n_bitrates; i++) {
+ /* must be a basic rate */
+ if (!(tx->sdata->vif.bss_conf.basic_rates & BIT(i)))
+ continue;
+ /* must not be faster than the data rate */
+ if (sband->bitrates[i].bitrate > rate->bitrate)
+ continue;
+ /* maximum */
+ if (sband->bitrates[baserate].bitrate <
+ sband->bitrates[i].bitrate)
+ baserate = i;
+ }
+
+ info->control.rts_cts_rate_idx = baserate;
}
- if ((info->flags & IEEE80211_TX_CTL_USE_RTS_CTS) ||
- (info->flags & IEEE80211_TX_CTL_USE_CTS_PROTECT)) {
- struct ieee80211_rate *rate;
- s8 baserate = -1;
- int idx;
+ for (i = 0; i < IEEE80211_TX_MAX_RATES; i++) {
+ /*
+ * make sure there's no valid rate following
+ * an invalid one, just in case drivers don't
+ * take the API seriously to stop at -1.
+ */
+ if (inval) {
+ info->control.rates[i].idx = -1;
+ continue;
+ }
+ if (info->control.rates[i].idx < 0) {
+ inval = true;
+ continue;
+ }
- /* Do not use multiple retry rates when using RTS/CTS */
- info->control.retries[0].rate_idx = -1;
+ /*
+ * For now assume MCS is already set up correctly, this
+ * needs to be fixed.
+ */
+ if (info->control.rates[i].flags & IEEE80211_TX_RC_MCS) {
+ WARN_ON(info->control.rates[i].idx > 76);
+ continue;
+ }
- /* Use min(data rate, max base rate) as CTS/RTS rate */
- rate = &sband->bitrates[tx->rate_idx];
+ /* set up RTS protection if desired */
+ if (rts)
+ info->control.rates[i].flags |=
+ IEEE80211_TX_RC_USE_RTS_CTS;
- for (idx = 0; idx < sband->n_bitrates; idx++) {
- if (sband->bitrates[idx].bitrate > rate->bitrate)
- continue;
- if (tx->sdata->bss_conf.basic_rates & BIT(idx) &&
- (baserate < 0 ||
- (sband->bitrates[baserate].bitrate
- < sband->bitrates[idx].bitrate)))
- baserate = idx;
+ /* RC is busted */
+ if (WARN_ON_ONCE(info->control.rates[i].idx >=
+ sband->n_bitrates)) {
+ info->control.rates[i].idx = -1;
+ continue;
}
- if (baserate >= 0)
- info->control.rts_cts_rate_idx = baserate;
- else
- info->control.rts_cts_rate_idx = 0;
+ rate = &sband->bitrates[info->control.rates[i].idx];
+
+ /* set up short preamble */
+ if (short_preamble &&
+ rate->flags & IEEE80211_RATE_SHORT_PREAMBLE)
+ info->control.rates[i].flags |=
+ IEEE80211_TX_RC_USE_SHORT_PREAMBLE;
+
+ /* set up G protection */
+ if (!rts && tx->sdata->vif.bss_conf.use_cts_prot &&
+ rate->flags & IEEE80211_RATE_ERP_G)
+ info->control.rates[i].flags |=
+ IEEE80211_TX_RC_USE_CTS_PROTECT;
}
+ return TX_CONTINUE;
+}
+
+static ieee80211_tx_result debug_noinline
+ieee80211_tx_h_misc(struct ieee80211_tx_data *tx)
+{
+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx->skb);
+
if (tx->sta)
info->control.sta = &tx->sta->sta;
@@ -602,8 +621,18 @@ ieee80211_tx_h_sequence(struct ieee80211_tx_data *tx)
if (ieee80211_hdrlen(hdr->frame_control) < 24)
return TX_CONTINUE;
+ /*
+ * Anything but QoS data that has a sequence number field
+ * (is long enough) gets a sequence number from the global
+ * counter.
+ */
if (!ieee80211_is_data_qos(hdr->frame_control)) {
+ /* driver should assign sequence number */
info->flags |= IEEE80211_TX_CTL_ASSIGN_SEQ;
+ /* for pure STA mode without beacons, we can do it */
+ hdr->seq_ctrl = cpu_to_le16(tx->sdata->sequence_number);
+ tx->sdata->sequence_number += 0x10;
+ tx->sdata->sequence_number &= IEEE80211_SCTL_SEQ;
return TX_CONTINUE;
}
@@ -632,6 +661,7 @@ ieee80211_tx_h_sequence(struct ieee80211_tx_data *tx)
static ieee80211_tx_result debug_noinline
ieee80211_tx_h_fragment(struct ieee80211_tx_data *tx)
{
+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx->skb);
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)tx->skb->data;
size_t hdrlen, per_fragm, num_fragm, payload_len, left;
struct sk_buff **frags, *first, *frag;
@@ -648,9 +678,7 @@ ieee80211_tx_h_fragment(struct ieee80211_tx_data *tx)
* This scenario is handled in __ieee80211_tx_prepare but extra
* caution taken here as fragmented ampdu may cause Tx stop.
*/
- if (WARN_ON(tx->flags & IEEE80211_TX_CTL_AMPDU ||
- skb_get_queue_mapping(tx->skb) >=
- ieee80211_num_regular_queues(&tx->local->hw)))
+ if (WARN_ON(info->flags & IEEE80211_TX_CTL_AMPDU))
return TX_DROP;
first = tx->skb;
@@ -684,20 +712,45 @@ ieee80211_tx_h_fragment(struct ieee80211_tx_data *tx)
IEEE80211_ENCRYPT_TAILROOM);
if (!frag)
goto fail;
+
/* Make sure that all fragments use the same priority so
* that they end up using the same TX queue */
frag->priority = first->priority;
+
skb_reserve(frag, tx->local->tx_headroom +
IEEE80211_ENCRYPT_HEADROOM);
+
+ /* copy TX information */
+ info = IEEE80211_SKB_CB(frag);
+ memcpy(info, first->cb, sizeof(frag->cb));
+
+ /* copy/fill in 802.11 header */
fhdr = (struct ieee80211_hdr *) skb_put(frag, hdrlen);
memcpy(fhdr, first->data, hdrlen);
- if (i == num_fragm - 2)
- fhdr->frame_control &= cpu_to_le16(~IEEE80211_FCTL_MOREFRAGS);
fhdr->seq_ctrl = cpu_to_le16(seq | ((i + 1) & IEEE80211_SCTL_FRAG));
+
+ if (i == num_fragm - 2) {
+ /* clear MOREFRAGS bit for the last fragment */
+ fhdr->frame_control &= cpu_to_le16(~IEEE80211_FCTL_MOREFRAGS);
+ } else {
+ /*
+ * No multi-rate retries for fragmented frames, that
+ * would completely throw off the NAV at other STAs.
+ */
+ info->control.rates[1].idx = -1;
+ info->control.rates[2].idx = -1;
+ info->control.rates[3].idx = -1;
+ info->control.rates[4].idx = -1;
+ BUILD_BUG_ON(IEEE80211_TX_MAX_RATES != 5);
+ info->flags &= ~IEEE80211_TX_CTL_RATE_CTRL_PROBE;
+ }
+
+ /* copy data */
copylen = left > per_fragm ? per_fragm : left;
memcpy(skb_put(frag, copylen), pos, copylen);
- memcpy(frag->cb, first->cb, sizeof(frag->cb));
+
skb_copy_queue_mapping(frag, first);
+
frag->do_not_encrypt = first->do_not_encrypt;
pos += copylen;
@@ -757,12 +810,10 @@ ieee80211_tx_h_calculate_duration(struct ieee80211_tx_data *tx)
tx->extra_frag[0]->len);
for (i = 0; i < tx->num_extra_frag; i++) {
- if (i + 1 < tx->num_extra_frag) {
+ if (i + 1 < tx->num_extra_frag)
next_len = tx->extra_frag[i + 1]->len;
- } else {
+ else
next_len = 0;
- tx->rate_idx = tx->last_frag_rate_idx;
- }
hdr = (struct ieee80211_hdr *)tx->extra_frag[i]->data;
hdr->duration_id = ieee80211_duration(tx, 0, next_len);
@@ -815,7 +866,6 @@ __ieee80211_parse_tx_radiotap(struct ieee80211_tx_data *tx,
(struct ieee80211_radiotap_header *) skb->data;
struct ieee80211_supported_band *sband;
int ret = ieee80211_radiotap_iterator_init(&iterator, rthdr, skb->len);
- struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
sband = tx->local->hw.wiphy->bands[tx->channel->band];
@@ -829,8 +879,6 @@ __ieee80211_parse_tx_radiotap(struct ieee80211_tx_data *tx,
*/
while (!ret) {
- int i, target_rate;
-
ret = ieee80211_radiotap_iterator_next(&iterator);
if (ret)
@@ -844,38 +892,6 @@ __ieee80211_parse_tx_radiotap(struct ieee80211_tx_data *tx,
* get_unaligned((type *)iterator.this_arg) to dereference
* iterator.this_arg for type "type" safely on all arches.
*/
- case IEEE80211_RADIOTAP_RATE:
- /*
- * radiotap rate u8 is in 500kbps units eg, 0x02=1Mbps
- * ieee80211 rate int is in 100kbps units eg, 0x0a=1Mbps
- */
- target_rate = (*iterator.this_arg) * 5;
- for (i = 0; i < sband->n_bitrates; i++) {
- struct ieee80211_rate *r;
-
- r = &sband->bitrates[i];
-
- if (r->bitrate == target_rate) {
- tx->rate_idx = i;
- break;
- }
- }
- break;
-
- case IEEE80211_RADIOTAP_ANTENNA:
- /*
- * radiotap uses 0 for 1st ant, mac80211 is 1 for
- * 1st ant
- */
- info->antenna_sel_tx = (*iterator.this_arg) + 1;
- break;
-
-#if 0
- case IEEE80211_RADIOTAP_DBM_TX_POWER:
- control->power_level = *iterator.this_arg;
- break;
-#endif
-
case IEEE80211_RADIOTAP_FLAGS:
if (*iterator.this_arg & IEEE80211_RADIOTAP_F_FCS) {
/*
@@ -933,7 +949,8 @@ __ieee80211_tx_prepare(struct ieee80211_tx_data *tx,
struct ieee80211_sub_if_data *sdata;
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
- int hdrlen;
+ int hdrlen, tid;
+ u8 *qc, *state;
memset(tx, 0, sizeof(*tx));
tx->skb = skb;
@@ -941,8 +958,6 @@ __ieee80211_tx_prepare(struct ieee80211_tx_data *tx,
tx->local = local;
tx->sdata = IEEE80211_DEV_TO_SUB_IF(dev);
tx->channel = local->hw.conf.channel;
- tx->rate_idx = -1;
- tx->last_frag_rate_idx = -1;
/*
* Set this flag (used below to indicate "automatic fragmentation"),
* it will be cleared/left by radiotap as desired.
@@ -966,6 +981,15 @@ __ieee80211_tx_prepare(struct ieee80211_tx_data *tx,
tx->sta = sta_info_get(local, hdr->addr1);
+ if (tx->sta && ieee80211_is_data_qos(hdr->frame_control)) {
+ qc = ieee80211_get_qos_ctl(hdr);
+ tid = *qc & IEEE80211_QOS_CTL_TID_MASK;
+
+ state = &tx->sta->ampdu_mlme.tid_state_tx[tid];
+ if (*state == HT_AGG_STATE_OPERATIONAL)
+ info->flags |= IEEE80211_TX_CTL_AMPDU;
+ }
+
if (is_multicast_ether_addr(hdr->addr1)) {
tx->flags &= ~IEEE80211_TX_UNICAST;
info->flags |= IEEE80211_TX_CTL_NO_ACK;
@@ -1043,23 +1067,11 @@ static int __ieee80211_tx(struct ieee80211_local *local, struct sk_buff *skb,
if (!tx->extra_frag[i])
continue;
info = IEEE80211_SKB_CB(tx->extra_frag[i]);
- info->flags &= ~(IEEE80211_TX_CTL_USE_RTS_CTS |
- IEEE80211_TX_CTL_USE_CTS_PROTECT |
- IEEE80211_TX_CTL_CLEAR_PS_FILT |
+ info->flags &= ~(IEEE80211_TX_CTL_CLEAR_PS_FILT |
IEEE80211_TX_CTL_FIRST_FRAGMENT);
if (netif_subqueue_stopped(local->mdev,
tx->extra_frag[i]))
return IEEE80211_TX_FRAG_AGAIN;
- if (i == tx->num_extra_frag) {
- info->tx_rate_idx = tx->last_frag_rate_idx;
-
- if (tx->flags & IEEE80211_TX_PROBE_LAST_FRAG)
- info->flags |=
- IEEE80211_TX_CTL_RATE_CTRL_PROBE;
- else
- info->flags &=
- ~IEEE80211_TX_CTL_RATE_CTRL_PROBE;
- }
ret = local->ops->tx(local_to_hw(local),
tx->extra_frag[i]);
@@ -1168,7 +1180,7 @@ retry:
* queues, there's no reason for a driver to reject
* a frame there, warn and drop it.
*/
- if (WARN_ON(queue >= ieee80211_num_regular_queues(&local->hw)))
+ if (WARN_ON(info->flags & IEEE80211_TX_CTL_AMPDU))
goto drop;
store = &local->pending_packet[queue];
@@ -1196,9 +1208,6 @@ retry:
store->skb = skb;
store->extra_frag = tx.extra_frag;
store->num_extra_frag = tx.num_extra_frag;
- store->last_frag_rate_idx = tx.last_frag_rate_idx;
- store->last_frag_rate_ctrl_probe =
- !!(tx.flags & IEEE80211_TX_PROBE_LAST_FRAG);
}
out:
rcu_read_unlock();
@@ -1593,12 +1602,10 @@ int ieee80211_subif_start_xmit(struct sk_buff *skb,
compare_ether_addr(dev->dev_addr,
skb->data + ETH_ALEN) == 0))) {
#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
- DECLARE_MAC_BUF(mac);
-
if (net_ratelimit())
- printk(KERN_DEBUG "%s: dropped frame to %s"
+ printk(KERN_DEBUG "%s: dropped frame to %pM"
" (unauthorized port)\n", dev->name,
- print_mac(mac, hdr.addr1));
+ hdr.addr1);
#endif
I802_DEBUG_INC(local->tx_handlers_drop_unauth_port);
@@ -1757,10 +1764,7 @@ void ieee80211_tx_pending(unsigned long data)
store = &local->pending_packet[i];
tx.extra_frag = store->extra_frag;
tx.num_extra_frag = store->num_extra_frag;
- tx.last_frag_rate_idx = store->last_frag_rate_idx;
tx.flags = 0;
- if (store->last_frag_rate_ctrl_probe)
- tx.flags |= IEEE80211_TX_PROBE_LAST_FRAG;
ret = __ieee80211_tx(local, store->skb, &tx);
if (ret) {
if (ret == IEEE80211_TX_FRAG_AGAIN)
@@ -1848,7 +1852,6 @@ struct sk_buff *ieee80211_beacon_get(struct ieee80211_hw *hw,
struct ieee80211_sub_if_data *sdata = NULL;
struct ieee80211_if_ap *ap = NULL;
struct ieee80211_if_sta *ifsta = NULL;
- struct rate_selection rsel;
struct beacon_data *beacon;
struct ieee80211_supported_band *sband;
enum ieee80211_band band = local->hw.conf.channel->band;
@@ -1952,33 +1955,23 @@ struct sk_buff *ieee80211_beacon_get(struct ieee80211_hw *hw,
skb->do_not_encrypt = 1;
info->band = band;
- rate_control_get_rate(sdata, sband, NULL, skb, &rsel);
-
- if (unlikely(rsel.rate_idx < 0)) {
- if (net_ratelimit()) {
- printk(KERN_DEBUG "%s: ieee80211_beacon_get: "
- "no rate found\n",
- wiphy_name(local->hw.wiphy));
- }
- dev_kfree_skb_any(skb);
- skb = NULL;
- goto out;
- }
+ /*
+ * XXX: For now, always use the lowest rate
+ */
+ info->control.rates[0].idx = 0;
+ info->control.rates[0].count = 1;
+ info->control.rates[1].idx = -1;
+ info->control.rates[2].idx = -1;
+ info->control.rates[3].idx = -1;
+ info->control.rates[4].idx = -1;
+ BUILD_BUG_ON(IEEE80211_TX_MAX_RATES != 5);
info->control.vif = vif;
- info->tx_rate_idx = rsel.rate_idx;
info->flags |= IEEE80211_TX_CTL_NO_ACK;
info->flags |= IEEE80211_TX_CTL_CLEAR_PS_FILT;
info->flags |= IEEE80211_TX_CTL_ASSIGN_SEQ;
- if (sdata->bss_conf.use_short_preamble &&
- sband->bitrates[rsel.rate_idx].flags & IEEE80211_RATE_SHORT_PREAMBLE)
- info->flags |= IEEE80211_TX_CTL_SHORT_PREAMBLE;
-
- info->antenna_sel_tx = local->hw.conf.antenna_sel_tx;
- info->control.retry_limit = 1;
-
-out:
+ out:
rcu_read_unlock();
return skb;
}
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index cee4884b9d06..0f841317c7e9 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -239,7 +239,7 @@ __le16 ieee80211_generic_frame_duration(struct ieee80211_hw *hw,
erp = 0;
if (vif) {
sdata = vif_to_sdata(vif);
- short_preamble = sdata->bss_conf.use_short_preamble;
+ short_preamble = sdata->vif.bss_conf.use_short_preamble;
if (sdata->flags & IEEE80211_SDATA_OPERATING_GMODE)
erp = rate->flags & IEEE80211_RATE_ERP_G;
}
@@ -272,7 +272,7 @@ __le16 ieee80211_rts_duration(struct ieee80211_hw *hw,
erp = 0;
if (vif) {
sdata = vif_to_sdata(vif);
- short_preamble = sdata->bss_conf.use_short_preamble;
+ short_preamble = sdata->vif.bss_conf.use_short_preamble;
if (sdata->flags & IEEE80211_SDATA_OPERATING_GMODE)
erp = rate->flags & IEEE80211_RATE_ERP_G;
}
@@ -312,7 +312,7 @@ __le16 ieee80211_ctstoself_duration(struct ieee80211_hw *hw,
erp = 0;
if (vif) {
sdata = vif_to_sdata(vif);
- short_preamble = sdata->bss_conf.use_short_preamble;
+ short_preamble = sdata->vif.bss_conf.use_short_preamble;
if (sdata->flags & IEEE80211_SDATA_OPERATING_GMODE)
erp = rate->flags & IEEE80211_RATE_ERP_G;
}
@@ -532,8 +532,8 @@ void ieee802_11_parse_elems(u8 *start, size_t len,
if (elen >= sizeof(struct ieee80211_ht_cap))
elems->ht_cap_elem = (void *)pos;
break;
- case WLAN_EID_HT_EXTRA_INFO:
- if (elen >= sizeof(struct ieee80211_ht_addt_info))
+ case WLAN_EID_HT_INFORMATION:
+ if (elen >= sizeof(struct ieee80211_ht_info))
elems->ht_info_elem = (void *)pos;
break;
case WLAN_EID_MESH_ID:
@@ -638,19 +638,15 @@ int ieee80211_set_freq(struct ieee80211_sub_if_data *sdata, int freqMHz)
if (chan && !(chan->flags & IEEE80211_CHAN_DISABLED)) {
if (sdata->vif.type == NL80211_IFTYPE_ADHOC &&
- chan->flags & IEEE80211_CHAN_NO_IBSS) {
- printk(KERN_DEBUG "%s: IBSS not allowed on frequency "
- "%d MHz\n", sdata->dev->name, chan->center_freq);
+ chan->flags & IEEE80211_CHAN_NO_IBSS)
return ret;
- }
local->oper_channel = chan;
if (local->sw_scanning || local->hw_scanning)
ret = 0;
else
- ret = ieee80211_hw_config(local);
-
- rate_control_clear(local);
+ ret = ieee80211_hw_config(
+ local, IEEE80211_CONF_CHANGE_CHANNEL);
}
return ret;
diff --git a/net/mac80211/wep.c b/net/mac80211/wep.c
index f0e2d3ecb5c4..7bbb98e846a3 100644
--- a/net/mac80211/wep.c
+++ b/net/mac80211/wep.c
@@ -49,17 +49,19 @@ void ieee80211_wep_free(struct ieee80211_local *local)
crypto_free_blkcipher(local->wep_rx_tfm);
}
-static inline int ieee80211_wep_weak_iv(u32 iv, int keylen)
+static inline bool ieee80211_wep_weak_iv(u32 iv, int keylen)
{
- /* Fluhrer, Mantin, and Shamir have reported weaknesses in the
+ /*
+ * Fluhrer, Mantin, and Shamir have reported weaknesses in the
* key scheduling algorithm of RC4. At least IVs (KeyByte + 3,
- * 0xff, N) can be used to speedup attacks, so avoid using them. */
+ * 0xff, N) can be used to speedup attacks, so avoid using them.
+ */
if ((iv & 0xff00) == 0xff00) {
u8 B = (iv >> 16) & 0xff;
if (B >= 3 && B < 3 + keylen)
- return 1;
+ return true;
}
- return 0;
+ return false;
}
@@ -268,7 +270,7 @@ int ieee80211_wep_decrypt(struct ieee80211_local *local, struct sk_buff *skb,
}
-u8 * ieee80211_wep_is_weak_iv(struct sk_buff *skb, struct ieee80211_key *key)
+bool ieee80211_wep_is_weak_iv(struct sk_buff *skb, struct ieee80211_key *key)
{
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
unsigned int hdrlen;
@@ -276,16 +278,13 @@ u8 * ieee80211_wep_is_weak_iv(struct sk_buff *skb, struct ieee80211_key *key)
u32 iv;
if (!ieee80211_has_protected(hdr->frame_control))
- return NULL;
+ return false;
hdrlen = ieee80211_hdrlen(hdr->frame_control);
ivpos = skb->data + hdrlen;
iv = (ivpos[0] << 16) | (ivpos[1] << 8) | ivpos[2];
- if (ieee80211_wep_weak_iv(iv, key->conf.keylen))
- return ivpos;
-
- return NULL;
+ return ieee80211_wep_weak_iv(iv, key->conf.keylen);
}
ieee80211_rx_result
@@ -329,6 +328,8 @@ static int wep_encrypt_skb(struct ieee80211_tx_data *tx, struct sk_buff *skb)
ieee80211_tx_result
ieee80211_crypto_wep_encrypt(struct ieee80211_tx_data *tx)
{
+ int i;
+
ieee80211_tx_set_protected(tx);
if (wep_encrypt_skb(tx, tx->skb) < 0) {
@@ -337,9 +338,8 @@ ieee80211_crypto_wep_encrypt(struct ieee80211_tx_data *tx)
}
if (tx->extra_frag) {
- int i;
for (i = 0; i < tx->num_extra_frag; i++) {
- if (wep_encrypt_skb(tx, tx->extra_frag[i]) < 0) {
+ if (wep_encrypt_skb(tx, tx->extra_frag[i])) {
I802_DEBUG_INC(tx->local->
tx_handlers_drop_wep);
return TX_DROP;
diff --git a/net/mac80211/wep.h b/net/mac80211/wep.h
index e587172115b8..d3f0db48314e 100644
--- a/net/mac80211/wep.h
+++ b/net/mac80211/wep.h
@@ -26,7 +26,7 @@ int ieee80211_wep_encrypt(struct ieee80211_local *local, struct sk_buff *skb,
struct ieee80211_key *key);
int ieee80211_wep_decrypt(struct ieee80211_local *local, struct sk_buff *skb,
struct ieee80211_key *key);
-u8 *ieee80211_wep_is_weak_iv(struct sk_buff *skb, struct ieee80211_key *key);
+bool ieee80211_wep_is_weak_iv(struct sk_buff *skb, struct ieee80211_key *key);
ieee80211_rx_result
ieee80211_crypto_wep_decrypt(struct ieee80211_rx_data *rx);
diff --git a/net/mac80211/wext.c b/net/mac80211/wext.c
index 742f811ca416..63f36e9d1af8 100644
--- a/net/mac80211/wext.c
+++ b/net/mac80211/wext.c
@@ -147,7 +147,7 @@ static int ieee80211_ioctl_giwname(struct net_device *dev,
sband = local->hw.wiphy->bands[IEEE80211_BAND_5GHZ];
if (sband) {
is_a = 1;
- is_ht |= sband->ht_info.ht_supported;
+ is_ht |= sband->ht_cap.ht_supported;
}
sband = local->hw.wiphy->bands[IEEE80211_BAND_2GHZ];
@@ -160,7 +160,7 @@ static int ieee80211_ioctl_giwname(struct net_device *dev,
if (sband->bitrates[i].bitrate == 60)
is_g = 1;
}
- is_ht |= sband->ht_info.ht_supported;
+ is_ht |= sband->ht_cap.ht_supported;
}
strcpy(name, "IEEE 802.11");
@@ -407,13 +407,6 @@ static int ieee80211_ioctl_siwessid(struct net_device *dev,
return 0;
}
- if (sdata->vif.type == NL80211_IFTYPE_AP) {
- memcpy(sdata->u.ap.ssid, ssid, len);
- memset(sdata->u.ap.ssid + len, 0,
- IEEE80211_MAX_SSID_LEN - len);
- sdata->u.ap.ssid_len = len;
- return ieee80211_if_config(sdata, IEEE80211_IFCC_SSID);
- }
return -EOPNOTSUPP;
}
@@ -437,15 +430,6 @@ static int ieee80211_ioctl_giwessid(struct net_device *dev,
return res;
}
- if (sdata->vif.type == NL80211_IFTYPE_AP) {
- len = sdata->u.ap.ssid_len;
- if (len > IW_ESSID_MAX_SIZE)
- len = IW_ESSID_MAX_SIZE;
- memcpy(ssid, sdata->u.ap.ssid, len);
- data->length = len;
- data->flags = 1;
- return 0;
- }
return -EOPNOTSUPP;
}
@@ -636,8 +620,8 @@ static int ieee80211_ioctl_giwrate(struct net_device *dev,
sta = sta_info_get(local, sdata->u.sta.bssid);
- if (sta && sta->last_txrate_idx < sband->n_bitrates)
- rate->value = sband->bitrates[sta->last_txrate_idx].bitrate;
+ if (sta && !(sta->last_tx_rate.flags & IEEE80211_TX_RC_MCS))
+ rate->value = sband->bitrates[sta->last_tx_rate.idx].bitrate;
else
rate->value = 0;
@@ -656,45 +640,35 @@ static int ieee80211_ioctl_siwtxpower(struct net_device *dev,
union iwreq_data *data, char *extra)
{
struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
- bool need_reconfig = 0;
+ struct ieee80211_channel* chan = local->hw.conf.channel;
+ u32 reconf_flags = 0;
int new_power_level;
if ((data->txpower.flags & IW_TXPOW_TYPE) != IW_TXPOW_DBM)
return -EINVAL;
if (data->txpower.flags & IW_TXPOW_RANGE)
return -EINVAL;
+ if (!chan)
+ return -EINVAL;
- if (data->txpower.fixed) {
- new_power_level = data->txpower.value;
- } else {
- /*
- * Automatic power level. Use maximum power for the current
- * channel. Should be part of rate control.
- */
- struct ieee80211_channel* chan = local->hw.conf.channel;
- if (!chan)
- return -EINVAL;
-
+ if (data->txpower.fixed)
+ new_power_level = min(data->txpower.value, chan->max_power);
+ else /* Automatic power level setting */
new_power_level = chan->max_power;
- }
if (local->hw.conf.power_level != new_power_level) {
local->hw.conf.power_level = new_power_level;
- need_reconfig = 1;
+ reconf_flags |= IEEE80211_CONF_CHANGE_POWER;
}
if (local->hw.conf.radio_enabled != !(data->txpower.disabled)) {
local->hw.conf.radio_enabled = !(data->txpower.disabled);
- need_reconfig = 1;
+ reconf_flags |= IEEE80211_CONF_CHANGE_RADIO_ENABLED;
ieee80211_led_radio(local, local->hw.conf.radio_enabled);
}
- if (need_reconfig) {
- ieee80211_hw_config(local);
- /* The return value of hw_config is not of big interest here,
- * as it doesn't say that it failed because of _this_ config
- * change or something else. Ignore it. */
- }
+ if (reconf_flags)
+ ieee80211_hw_config(local, reconf_flags);
return 0;
}
@@ -806,21 +780,16 @@ static int ieee80211_ioctl_siwretry(struct net_device *dev,
(retry->flags & IW_RETRY_TYPE) != IW_RETRY_LIMIT)
return -EINVAL;
- if (retry->flags & IW_RETRY_MAX)
- local->long_retry_limit = retry->value;
- else if (retry->flags & IW_RETRY_MIN)
- local->short_retry_limit = retry->value;
- else {
- local->long_retry_limit = retry->value;
- local->short_retry_limit = retry->value;
+ if (retry->flags & IW_RETRY_MAX) {
+ local->hw.conf.long_frame_max_tx_count = retry->value;
+ } else if (retry->flags & IW_RETRY_MIN) {
+ local->hw.conf.short_frame_max_tx_count = retry->value;
+ } else {
+ local->hw.conf.long_frame_max_tx_count = retry->value;
+ local->hw.conf.short_frame_max_tx_count = retry->value;
}
- if (local->ops->set_retry_limit) {
- return local->ops->set_retry_limit(
- local_to_hw(local),
- local->short_retry_limit,
- local->long_retry_limit);
- }
+ ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_RETRY_LIMITS);
return 0;
}
@@ -837,14 +806,15 @@ static int ieee80211_ioctl_giwretry(struct net_device *dev,
/* first return min value, iwconfig will ask max value
* later if needed */
retry->flags |= IW_RETRY_LIMIT;
- retry->value = local->short_retry_limit;
- if (local->long_retry_limit != local->short_retry_limit)
+ retry->value = local->hw.conf.short_frame_max_tx_count;
+ if (local->hw.conf.long_frame_max_tx_count !=
+ local->hw.conf.short_frame_max_tx_count)
retry->flags |= IW_RETRY_MIN;
return 0;
}
if (retry->flags & IW_RETRY_MAX) {
retry->flags = IW_RETRY_LIMIT | IW_RETRY_MAX;
- retry->value = local->long_retry_limit;
+ retry->value = local->hw.conf.long_frame_max_tx_count;
}
return 0;
@@ -980,7 +950,7 @@ static int ieee80211_ioctl_siwpower(struct net_device *dev,
if (wrq->disabled) {
conf->flags &= ~IEEE80211_CONF_PS;
- return ieee80211_hw_config(local);
+ return ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_PS);
}
switch (wrq->flags & IW_POWER_MODE) {
@@ -993,7 +963,7 @@ static int ieee80211_ioctl_siwpower(struct net_device *dev,
return -EINVAL;
}
- return ieee80211_hw_config(local);
+ return ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_PS);
}
static int ieee80211_ioctl_giwpower(struct net_device *dev,
diff --git a/net/mac80211/wme.c b/net/mac80211/wme.c
index 139b5f267b34..ac71b38f7cb5 100644
--- a/net/mac80211/wme.c
+++ b/net/mac80211/wme.c
@@ -114,8 +114,8 @@ u16 ieee80211_select_queue(struct net_device *dev, struct sk_buff *skb)
{
struct ieee80211_master_priv *mpriv = netdev_priv(dev);
struct ieee80211_local *local = mpriv->local;
+ struct ieee80211_hw *hw = &local->hw;
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
- struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
struct sta_info *sta;
u16 queue;
u8 tid;
@@ -124,21 +124,19 @@ u16 ieee80211_select_queue(struct net_device *dev, struct sk_buff *skb)
if (unlikely(queue >= local->hw.queues))
queue = local->hw.queues - 1;
- if (info->flags & IEEE80211_TX_CTL_REQUEUE) {
+ if (skb->requeue) {
+ if (!hw->ampdu_queues)
+ return queue;
+
rcu_read_lock();
sta = sta_info_get(local, hdr->addr1);
tid = skb->priority & IEEE80211_QOS_CTL_TAG1D_MASK;
if (sta) {
- struct ieee80211_hw *hw = &local->hw;
int ampdu_queue = sta->tid_to_tx_q[tid];
if ((ampdu_queue < ieee80211_num_queues(hw)) &&
- test_bit(ampdu_queue, local->queue_pool)) {
+ test_bit(ampdu_queue, local->queue_pool))
queue = ampdu_queue;
- info->flags |= IEEE80211_TX_CTL_AMPDU;
- } else {
- info->flags &= ~IEEE80211_TX_CTL_AMPDU;
- }
}
rcu_read_unlock();
@@ -159,20 +157,18 @@ u16 ieee80211_select_queue(struct net_device *dev, struct sk_buff *skb)
*p++ = ack_policy | tid;
*p = 0;
+ if (!hw->ampdu_queues)
+ return queue;
+
rcu_read_lock();
sta = sta_info_get(local, hdr->addr1);
if (sta) {
int ampdu_queue = sta->tid_to_tx_q[tid];
- struct ieee80211_hw *hw = &local->hw;
if ((ampdu_queue < ieee80211_num_queues(hw)) &&
- test_bit(ampdu_queue, local->queue_pool)) {
+ test_bit(ampdu_queue, local->queue_pool))
queue = ampdu_queue;
- info->flags |= IEEE80211_TX_CTL_AMPDU;
- } else {
- info->flags &= ~IEEE80211_TX_CTL_AMPDU;
- }
}
rcu_read_unlock();
@@ -206,13 +202,11 @@ int ieee80211_ht_agg_queue_add(struct ieee80211_local *local,
* on the previous queue
* since HT is strict in order */
#ifdef CONFIG_MAC80211_HT_DEBUG
- if (net_ratelimit()) {
- DECLARE_MAC_BUF(mac);
+ if (net_ratelimit())
printk(KERN_DEBUG "allocated aggregation queue"
- " %d tid %d addr %s pool=0x%lX\n",
- i, tid, print_mac(mac, sta->sta.addr),
+ " %d tid %d addr %pM pool=0x%lX\n",
+ i, tid, sta->sta.addr,
local->queue_pool[0]);
- }
#endif /* CONFIG_MAC80211_HT_DEBUG */
return 0;
}
diff --git a/net/mac80211/wpa.c b/net/mac80211/wpa.c
index 6db649480e8f..7aa63caf8d50 100644
--- a/net/mac80211/wpa.c
+++ b/net/mac80211/wpa.c
@@ -49,8 +49,7 @@ ieee80211_tx_h_michael_mic_add(struct ieee80211_tx_data *tx)
!(tx->flags & IEEE80211_TX_FRAGMENTED) &&
!(tx->key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_MMIC) &&
!wpa_test) {
- /* hwaccel - with no need for preallocated room for Michael MIC
- */
+ /* hwaccel - with no need for preallocated room for MMIC */
return TX_CONTINUE;
}
@@ -67,8 +66,6 @@ ieee80211_tx_h_michael_mic_add(struct ieee80211_tx_data *tx)
#else
authenticator = 1;
#endif
- /* At this point we know we're using ALG_TKIP. To get the MIC key
- * we now will rely on the offset from the ieee80211_key_conf::key */
key_offset = authenticator ?
NL80211_TKIP_DATA_OFFSET_TX_MIC_KEY :
NL80211_TKIP_DATA_OFFSET_RX_MIC_KEY;
@@ -90,11 +87,8 @@ ieee80211_rx_h_michael_mic_verify(struct ieee80211_rx_data *rx)
u8 mic[MICHAEL_MIC_LEN];
struct sk_buff *skb = rx->skb;
int authenticator = 1, wpa_test = 0;
- DECLARE_MAC_BUF(mac);
- /*
- * No way to verify the MIC if the hardware stripped it
- */
+ /* No way to verify the MIC if the hardware stripped it */
if (rx->status->flag & RX_FLAG_MMIC_STRIPPED)
return RX_CONTINUE;
@@ -116,8 +110,6 @@ ieee80211_rx_h_michael_mic_verify(struct ieee80211_rx_data *rx)
#else
authenticator = 1;
#endif
- /* At this point we know we're using ALG_TKIP. To get the MIC key
- * we now will rely on the offset from the ieee80211_key_conf::key */
key_offset = authenticator ?
NL80211_TKIP_DATA_OFFSET_RX_MIC_KEY :
NL80211_TKIP_DATA_OFFSET_TX_MIC_KEY;
@@ -202,6 +194,7 @@ ieee80211_tx_result
ieee80211_crypto_tkip_encrypt(struct ieee80211_tx_data *tx)
{
struct sk_buff *skb = tx->skb;
+ int i;
ieee80211_tx_set_protected(tx);
@@ -209,9 +202,8 @@ ieee80211_crypto_tkip_encrypt(struct ieee80211_tx_data *tx)
return TX_DROP;
if (tx->extra_frag) {
- int i;
for (i = 0; i < tx->num_extra_frag; i++) {
- if (tkip_encrypt_skb(tx, tx->extra_frag[i]) < 0)
+ if (tkip_encrypt_skb(tx, tx->extra_frag[i]))
return TX_DROP;
}
}
@@ -227,7 +219,6 @@ ieee80211_crypto_tkip_decrypt(struct ieee80211_rx_data *rx)
int hdrlen, res, hwaccel = 0, wpa_test = 0;
struct ieee80211_key *key = rx->key;
struct sk_buff *skb = rx->skb;
- DECLARE_MAC_BUF(mac);
hdrlen = ieee80211_hdrlen(hdr->frame_control);
@@ -350,7 +341,7 @@ static inline void ccmp_pn2hdr(u8 *hdr, u8 *pn, int key_id)
}
-static inline int ccmp_hdr2pn(u8 *pn, u8 *hdr)
+static inline void ccmp_hdr2pn(u8 *pn, u8 *hdr)
{
pn[0] = hdr[7];
pn[1] = hdr[6];
@@ -358,7 +349,6 @@ static inline int ccmp_hdr2pn(u8 *pn, u8 *hdr)
pn[3] = hdr[4];
pn[4] = hdr[1];
pn[5] = hdr[0];
- return (hdr[3] >> 6) & 0x03;
}
@@ -373,7 +363,7 @@ static int ccmp_encrypt_skb(struct ieee80211_tx_data *tx, struct sk_buff *skb)
if ((tx->key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE) &&
!(tx->key->conf.flags & IEEE80211_KEY_FLAG_GENERATE_IV)) {
- /* hwaccel - with no need for preallocated room for CCMP "
+ /* hwaccel - with no need for preallocated room for CCMP
* header or MIC fields */
info->control.hw_key = &tx->key->conf;
return 0;
@@ -426,6 +416,7 @@ ieee80211_tx_result
ieee80211_crypto_ccmp_encrypt(struct ieee80211_tx_data *tx)
{
struct sk_buff *skb = tx->skb;
+ int i;
ieee80211_tx_set_protected(tx);
@@ -433,9 +424,8 @@ ieee80211_crypto_ccmp_encrypt(struct ieee80211_tx_data *tx)
return TX_DROP;
if (tx->extra_frag) {
- int i;
for (i = 0; i < tx->num_extra_frag; i++) {
- if (ccmp_encrypt_skb(tx, tx->extra_frag[i]) < 0)
+ if (ccmp_encrypt_skb(tx, tx->extra_frag[i]))
return TX_DROP;
}
}
@@ -453,7 +443,6 @@ ieee80211_crypto_ccmp_decrypt(struct ieee80211_rx_data *rx)
struct sk_buff *skb = rx->skb;
u8 pn[CCMP_PN_LEN];
int data_len;
- DECLARE_MAC_BUF(mac);
hdrlen = ieee80211_hdrlen(hdr->frame_control);
@@ -468,7 +457,7 @@ ieee80211_crypto_ccmp_decrypt(struct ieee80211_rx_data *rx)
(rx->status->flag & RX_FLAG_IV_STRIPPED))
return RX_CONTINUE;
- (void) ccmp_hdr2pn(pn, skb->data + hdrlen);
+ ccmp_hdr2pn(pn, skb->data + hdrlen);
if (memcmp(pn, key->u.ccmp.rx_pn[rx->queue], CCMP_PN_LEN) <= 0) {
key->u.ccmp.replays++;
@@ -483,9 +472,8 @@ ieee80211_crypto_ccmp_decrypt(struct ieee80211_rx_data *rx)
key->u.ccmp.tfm, key->u.ccmp.rx_crypto_buf,
skb->data + hdrlen + CCMP_HDR_LEN, data_len,
skb->data + skb->len - CCMP_MIC_LEN,
- skb->data + hdrlen + CCMP_HDR_LEN)) {
+ skb->data + hdrlen + CCMP_HDR_LEN))
return RX_DROP_UNUSABLE;
- }
}
memcpy(key->u.ccmp.rx_pn[rx->queue], pn, CCMP_PN_LEN);
diff --git a/net/netfilter/ipvs/ip_vs_conn.c b/net/netfilter/ipvs/ip_vs_conn.c
index 9a24332fbed8..60aba45023ff 100644
--- a/net/netfilter/ipvs/ip_vs_conn.c
+++ b/net/netfilter/ipvs/ip_vs_conn.c
@@ -820,13 +820,11 @@ static int ip_vs_conn_seq_show(struct seq_file *seq, void *v)
#ifdef CONFIG_IP_VS_IPV6
if (cp->af == AF_INET6)
- seq_printf(seq,
- "%-3s " NIP6_FMT " %04X " NIP6_FMT
- " %04X " NIP6_FMT " %04X %-11s %7lu\n",
+ seq_printf(seq, "%-3s %pI6 %04X %pI6 %04X %pI6 %04X %-11s %7lu\n",
ip_vs_proto_name(cp->protocol),
- NIP6(cp->caddr.in6), ntohs(cp->cport),
- NIP6(cp->vaddr.in6), ntohs(cp->vport),
- NIP6(cp->daddr.in6), ntohs(cp->dport),
+ &cp->caddr.in6, ntohs(cp->cport),
+ &cp->vaddr.in6, ntohs(cp->vport),
+ &cp->daddr.in6, ntohs(cp->dport),
ip_vs_state_name(cp->protocol, cp->state),
(cp->timer.expires-jiffies)/HZ);
else
@@ -883,13 +881,11 @@ static int ip_vs_conn_sync_seq_show(struct seq_file *seq, void *v)
#ifdef CONFIG_IP_VS_IPV6
if (cp->af == AF_INET6)
- seq_printf(seq,
- "%-3s " NIP6_FMT " %04X " NIP6_FMT
- " %04X " NIP6_FMT " %04X %-11s %-6s %7lu\n",
+ seq_printf(seq, "%-3s %pI6 %04X %pI6 %04X %pI6 %04X %-11s %-6s %7lu\n",
ip_vs_proto_name(cp->protocol),
- NIP6(cp->caddr.in6), ntohs(cp->cport),
- NIP6(cp->vaddr.in6), ntohs(cp->vport),
- NIP6(cp->daddr.in6), ntohs(cp->dport),
+ &cp->caddr.in6, ntohs(cp->cport),
+ &cp->vaddr.in6, ntohs(cp->vport),
+ &cp->daddr.in6, ntohs(cp->dport),
ip_vs_state_name(cp->protocol, cp->state),
ip_vs_origin_name(cp->flags),
(cp->timer.expires-jiffies)/HZ);
diff --git a/net/netfilter/ipvs/ip_vs_core.c b/net/netfilter/ipvs/ip_vs_core.c
index 958abf3e5f8c..cb3e031335eb 100644
--- a/net/netfilter/ipvs/ip_vs_core.c
+++ b/net/netfilter/ipvs/ip_vs_core.c
@@ -730,9 +730,9 @@ static int ip_vs_out_icmp(struct sk_buff *skb, int *related)
if (ic == NULL)
return NF_DROP;
- IP_VS_DBG(12, "Outgoing ICMP (%d,%d) %u.%u.%u.%u->%u.%u.%u.%u\n",
+ IP_VS_DBG(12, "Outgoing ICMP (%d,%d) %pI4->%pI4\n",
ic->type, ntohs(icmp_id(ic)),
- NIPQUAD(iph->saddr), NIPQUAD(iph->daddr));
+ &iph->saddr, &iph->daddr);
/*
* Work through seeing if this is for us.
@@ -805,9 +805,9 @@ static int ip_vs_out_icmp_v6(struct sk_buff *skb, int *related)
if (ic == NULL)
return NF_DROP;
- IP_VS_DBG(12, "Outgoing ICMPv6 (%d,%d) " NIP6_FMT "->" NIP6_FMT "\n",
+ IP_VS_DBG(12, "Outgoing ICMPv6 (%d,%d) %pI6->%pI6\n",
ic->icmp6_type, ntohs(icmpv6_id(ic)),
- NIP6(iph->saddr), NIP6(iph->daddr));
+ &iph->saddr, &iph->daddr);
/*
* Work through seeing if this is for us.
@@ -1070,9 +1070,9 @@ ip_vs_in_icmp(struct sk_buff *skb, int *related, unsigned int hooknum)
if (ic == NULL)
return NF_DROP;
- IP_VS_DBG(12, "Incoming ICMP (%d,%d) %u.%u.%u.%u->%u.%u.%u.%u\n",
+ IP_VS_DBG(12, "Incoming ICMP (%d,%d) %pI4->%pI4\n",
ic->type, ntohs(icmp_id(ic)),
- NIPQUAD(iph->saddr), NIPQUAD(iph->daddr));
+ &iph->saddr, &iph->daddr);
/*
* Work through seeing if this is for us.
@@ -1127,8 +1127,8 @@ ip_vs_in_icmp(struct sk_buff *skb, int *related, unsigned int hooknum)
/* Ensure the checksum is correct */
if (!skb_csum_unnecessary(skb) && ip_vs_checksum_complete(skb, ihl)) {
/* Failed checksum! */
- IP_VS_DBG(1, "Incoming ICMP: failed checksum from %d.%d.%d.%d!\n",
- NIPQUAD(iph->saddr));
+ IP_VS_DBG(1, "Incoming ICMP: failed checksum from %pI4!\n",
+ &iph->saddr);
goto out;
}
@@ -1175,9 +1175,9 @@ ip_vs_in_icmp_v6(struct sk_buff *skb, int *related, unsigned int hooknum)
if (ic == NULL)
return NF_DROP;
- IP_VS_DBG(12, "Incoming ICMPv6 (%d,%d) " NIP6_FMT "->" NIP6_FMT "\n",
+ IP_VS_DBG(12, "Incoming ICMPv6 (%d,%d) %pI6->%pI6\n",
ic->icmp6_type, ntohs(icmpv6_id(ic)),
- NIP6(iph->saddr), NIP6(iph->daddr));
+ &iph->saddr, &iph->daddr);
/*
* Work through seeing if this is for us.
diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c
index 0302cf3e5039..e01061f49cdc 100644
--- a/net/netfilter/ipvs/ip_vs_ctl.c
+++ b/net/netfilter/ipvs/ip_vs_ctl.c
@@ -1168,15 +1168,9 @@ ip_vs_add_service(struct ip_vs_service_user_kern *u,
}
#ifdef CONFIG_IP_VS_IPV6
- if (u->af == AF_INET6) {
- if (!sched->supports_ipv6) {
- ret = -EAFNOSUPPORT;
- goto out_err;
- }
- if ((u->netmask < 1) || (u->netmask > 128)) {
- ret = -EINVAL;
- goto out_err;
- }
+ if (u->af == AF_INET6 && (u->netmask < 1 || u->netmask > 128)) {
+ ret = -EINVAL;
+ goto out_err;
}
#endif
@@ -1272,15 +1266,9 @@ ip_vs_edit_service(struct ip_vs_service *svc, struct ip_vs_service_user_kern *u)
old_sched = sched;
#ifdef CONFIG_IP_VS_IPV6
- if (u->af == AF_INET6) {
- if (!sched->supports_ipv6) {
- ret = -EAFNOSUPPORT;
- goto out;
- }
- if ((u->netmask < 1) || (u->netmask > 128)) {
- ret = -EINVAL;
- goto out;
- }
+ if (u->af == AF_INET6 && (u->netmask < 1 || u->netmask > 128)) {
+ ret = -EINVAL;
+ goto out;
}
#endif
@@ -1557,7 +1545,7 @@ static struct ctl_table vs_vars[] = {
.data = &sysctl_ip_vs_amemthresh,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
#ifdef CONFIG_IP_VS_DEBUG
{
@@ -1565,7 +1553,7 @@ static struct ctl_table vs_vars[] = {
.data = &sysctl_ip_vs_debug_level,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
#endif
{
@@ -1573,28 +1561,28 @@ static struct ctl_table vs_vars[] = {
.data = &sysctl_ip_vs_am_droprate,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.procname = "drop_entry",
.data = &sysctl_ip_vs_drop_entry,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_do_defense_mode,
+ .proc_handler = proc_do_defense_mode,
},
{
.procname = "drop_packet",
.data = &sysctl_ip_vs_drop_packet,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_do_defense_mode,
+ .proc_handler = proc_do_defense_mode,
},
{
.procname = "secure_tcp",
.data = &sysctl_ip_vs_secure_tcp,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_do_defense_mode,
+ .proc_handler = proc_do_defense_mode,
},
#if 0
{
@@ -1602,84 +1590,84 @@ static struct ctl_table vs_vars[] = {
.data = &vs_timeout_table_dos.timeout[IP_VS_S_ESTABLISHED],
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "timeout_synsent",
.data = &vs_timeout_table_dos.timeout[IP_VS_S_SYN_SENT],
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "timeout_synrecv",
.data = &vs_timeout_table_dos.timeout[IP_VS_S_SYN_RECV],
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "timeout_finwait",
.data = &vs_timeout_table_dos.timeout[IP_VS_S_FIN_WAIT],
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "timeout_timewait",
.data = &vs_timeout_table_dos.timeout[IP_VS_S_TIME_WAIT],
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "timeout_close",
.data = &vs_timeout_table_dos.timeout[IP_VS_S_CLOSE],
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "timeout_closewait",
.data = &vs_timeout_table_dos.timeout[IP_VS_S_CLOSE_WAIT],
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "timeout_lastack",
.data = &vs_timeout_table_dos.timeout[IP_VS_S_LAST_ACK],
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "timeout_listen",
.data = &vs_timeout_table_dos.timeout[IP_VS_S_LISTEN],
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "timeout_synack",
.data = &vs_timeout_table_dos.timeout[IP_VS_S_SYNACK],
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "timeout_udp",
.data = &vs_timeout_table_dos.timeout[IP_VS_S_UDP],
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "timeout_icmp",
.data = &vs_timeout_table_dos.timeout[IP_VS_S_ICMP],
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
#endif
{
@@ -1687,35 +1675,35 @@ static struct ctl_table vs_vars[] = {
.data = &sysctl_ip_vs_cache_bypass,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.procname = "expire_nodest_conn",
.data = &sysctl_ip_vs_expire_nodest_conn,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.procname = "expire_quiescent_template",
.data = &sysctl_ip_vs_expire_quiescent_template,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.procname = "sync_threshold",
.data = &sysctl_ip_vs_sync_threshold,
.maxlen = sizeof(sysctl_ip_vs_sync_threshold),
.mode = 0644,
- .proc_handler = &proc_do_sync_threshold,
+ .proc_handler = proc_do_sync_threshold,
},
{
.procname = "nat_icmp_send",
.data = &sysctl_ip_vs_nat_icmp_send,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{ .ctl_name = 0 }
};
@@ -1867,9 +1855,9 @@ static int ip_vs_info_seq_show(struct seq_file *seq, void *v)
if (iter->table == ip_vs_svc_table) {
#ifdef CONFIG_IP_VS_IPV6
if (svc->af == AF_INET6)
- seq_printf(seq, "%s [" NIP6_FMT "]:%04X %s ",
+ seq_printf(seq, "%s [%pI6]:%04X %s ",
ip_vs_proto_name(svc->protocol),
- NIP6(svc->addr.in6),
+ &svc->addr.in6,
ntohs(svc->port),
svc->scheduler->name);
else
@@ -1895,9 +1883,9 @@ static int ip_vs_info_seq_show(struct seq_file *seq, void *v)
#ifdef CONFIG_IP_VS_IPV6
if (dest->af == AF_INET6)
seq_printf(seq,
- " -> [" NIP6_FMT "]:%04X"
+ " -> [%pI6]:%04X"
" %-7s %-6d %-10d %-10d\n",
- NIP6(dest->addr.in6),
+ &dest->addr.in6,
ntohs(dest->port),
ip_vs_fwd_name(atomic_read(&dest->conn_flags)),
atomic_read(&dest->weight),
@@ -2141,8 +2129,8 @@ do_ip_vs_set_ctl(struct sock *sk, int cmd, void __user *user, unsigned int len)
/* Check for valid protocol: TCP or UDP, even for fwmark!=0 */
if (usvc.protocol != IPPROTO_TCP && usvc.protocol != IPPROTO_UDP) {
- IP_VS_ERR("set_ctl: invalid protocol: %d %d.%d.%d.%d:%d %s\n",
- usvc.protocol, NIPQUAD(usvc.addr.ip),
+ IP_VS_ERR("set_ctl: invalid protocol: %d %pI4:%d %s\n",
+ usvc.protocol, &usvc.addr.ip,
ntohs(usvc.port), usvc.sched_name);
ret = -EFAULT;
goto out_unlock;
diff --git a/net/netfilter/ipvs/ip_vs_dh.c b/net/netfilter/ipvs/ip_vs_dh.c
index a16943fd72f1..a9dac74bb13f 100644
--- a/net/netfilter/ipvs/ip_vs_dh.c
+++ b/net/netfilter/ipvs/ip_vs_dh.c
@@ -64,9 +64,16 @@ struct ip_vs_dh_bucket {
/*
* Returns hash value for IPVS DH entry
*/
-static inline unsigned ip_vs_dh_hashkey(__be32 addr)
+static inline unsigned ip_vs_dh_hashkey(int af, const union nf_inet_addr *addr)
{
- return (ntohl(addr)*2654435761UL) & IP_VS_DH_TAB_MASK;
+ __be32 addr_fold = addr->ip;
+
+#ifdef CONFIG_IP_VS_IPV6
+ if (af == AF_INET6)
+ addr_fold = addr->ip6[0]^addr->ip6[1]^
+ addr->ip6[2]^addr->ip6[3];
+#endif
+ return (ntohl(addr_fold)*2654435761UL) & IP_VS_DH_TAB_MASK;
}
@@ -74,9 +81,10 @@ static inline unsigned ip_vs_dh_hashkey(__be32 addr)
* Get ip_vs_dest associated with supplied parameters.
*/
static inline struct ip_vs_dest *
-ip_vs_dh_get(struct ip_vs_dh_bucket *tbl, __be32 addr)
+ip_vs_dh_get(int af, struct ip_vs_dh_bucket *tbl,
+ const union nf_inet_addr *addr)
{
- return (tbl[ip_vs_dh_hashkey(addr)]).dest;
+ return (tbl[ip_vs_dh_hashkey(af, addr)]).dest;
}
@@ -202,12 +210,14 @@ ip_vs_dh_schedule(struct ip_vs_service *svc, const struct sk_buff *skb)
{
struct ip_vs_dest *dest;
struct ip_vs_dh_bucket *tbl;
- struct iphdr *iph = ip_hdr(skb);
+ struct ip_vs_iphdr iph;
+
+ ip_vs_fill_iphdr(svc->af, skb_network_header(skb), &iph);
IP_VS_DBG(6, "ip_vs_dh_schedule(): Scheduling...\n");
tbl = (struct ip_vs_dh_bucket *)svc->sched_data;
- dest = ip_vs_dh_get(tbl, iph->daddr);
+ dest = ip_vs_dh_get(svc->af, tbl, &iph.daddr);
if (!dest
|| !(dest->flags & IP_VS_DEST_F_AVAILABLE)
|| atomic_read(&dest->weight) <= 0
@@ -215,11 +225,10 @@ ip_vs_dh_schedule(struct ip_vs_service *svc, const struct sk_buff *skb)
return NULL;
}
- IP_VS_DBG(6, "DH: destination IP address %u.%u.%u.%u "
- "--> server %u.%u.%u.%u:%d\n",
- NIPQUAD(iph->daddr),
- NIPQUAD(dest->addr.ip),
- ntohs(dest->port));
+ IP_VS_DBG_BUF(6, "DH: destination IP address %s --> server %s:%d\n",
+ IP_VS_DBG_ADDR(svc->af, &iph.daddr),
+ IP_VS_DBG_ADDR(svc->af, &dest->addr),
+ ntohs(dest->port));
return dest;
}
@@ -234,9 +243,6 @@ static struct ip_vs_scheduler ip_vs_dh_scheduler =
.refcnt = ATOMIC_INIT(0),
.module = THIS_MODULE,
.n_list = LIST_HEAD_INIT(ip_vs_dh_scheduler.n_list),
-#ifdef CONFIG_IP_VS_IPV6
- .supports_ipv6 = 0,
-#endif
.init_service = ip_vs_dh_init_svc,
.done_service = ip_vs_dh_done_svc,
.update_service = ip_vs_dh_update_svc,
diff --git a/net/netfilter/ipvs/ip_vs_ftp.c b/net/netfilter/ipvs/ip_vs_ftp.c
index 2e7dbd8b73a4..428edbf481cc 100644
--- a/net/netfilter/ipvs/ip_vs_ftp.c
+++ b/net/netfilter/ipvs/ip_vs_ftp.c
@@ -178,10 +178,8 @@ static int ip_vs_ftp_out(struct ip_vs_app *app, struct ip_vs_conn *cp,
&start, &end) != 1)
return 1;
- IP_VS_DBG(7, "PASV response (%u.%u.%u.%u:%d) -> "
- "%u.%u.%u.%u:%d detected\n",
- NIPQUAD(from.ip), ntohs(port),
- NIPQUAD(cp->caddr.ip), 0);
+ IP_VS_DBG(7, "PASV response (%pI4:%d) -> %pI4:%d detected\n",
+ &from.ip, ntohs(port), &cp->caddr.ip, 0);
/*
* Now update or create an connection entry for it
@@ -312,8 +310,7 @@ static int ip_vs_ftp_in(struct ip_vs_app *app, struct ip_vs_conn *cp,
&start, &end) != 1)
return 1;
- IP_VS_DBG(7, "PORT %u.%u.%u.%u:%d detected\n",
- NIPQUAD(to.ip), ntohs(port));
+ IP_VS_DBG(7, "PORT %pI4:%d detected\n", &to.ip, ntohs(port));
/* Passive mode off */
cp->app_data = NULL;
@@ -321,9 +318,9 @@ static int ip_vs_ftp_in(struct ip_vs_app *app, struct ip_vs_conn *cp,
/*
* Now update or create a connection entry for it
*/
- IP_VS_DBG(7, "protocol %s %u.%u.%u.%u:%d %u.%u.%u.%u:%d\n",
+ IP_VS_DBG(7, "protocol %s %pI4:%d %pI4:%d\n",
ip_vs_proto_name(iph->protocol),
- NIPQUAD(to.ip), ntohs(port), NIPQUAD(cp->vaddr.ip), 0);
+ &to.ip, ntohs(port), &cp->vaddr.ip, 0);
n_cp = ip_vs_conn_in_get(AF_INET, iph->protocol,
&to, port,
diff --git a/net/netfilter/ipvs/ip_vs_lblc.c b/net/netfilter/ipvs/ip_vs_lblc.c
index 6ecef3518cac..9394f539966a 100644
--- a/net/netfilter/ipvs/ip_vs_lblc.c
+++ b/net/netfilter/ipvs/ip_vs_lblc.c
@@ -86,7 +86,8 @@ static int sysctl_ip_vs_lblc_expiration = 24*60*60*HZ;
*/
struct ip_vs_lblc_entry {
struct list_head list;
- __be32 addr; /* destination IP address */
+ int af; /* address family */
+ union nf_inet_addr addr; /* destination IP address */
struct ip_vs_dest *dest; /* real server (cache) */
unsigned long lastuse; /* last used time */
};
@@ -115,7 +116,7 @@ static ctl_table vs_vars_table[] = {
.data = &sysctl_ip_vs_lblc_expiration,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{ .ctl_name = 0 }
};
@@ -137,9 +138,17 @@ static inline void ip_vs_lblc_free(struct ip_vs_lblc_entry *en)
/*
* Returns hash value for IPVS LBLC entry
*/
-static inline unsigned ip_vs_lblc_hashkey(__be32 addr)
+static inline unsigned
+ip_vs_lblc_hashkey(int af, const union nf_inet_addr *addr)
{
- return (ntohl(addr)*2654435761UL) & IP_VS_LBLC_TAB_MASK;
+ __be32 addr_fold = addr->ip;
+
+#ifdef CONFIG_IP_VS_IPV6
+ if (af == AF_INET6)
+ addr_fold = addr->ip6[0]^addr->ip6[1]^
+ addr->ip6[2]^addr->ip6[3];
+#endif
+ return (ntohl(addr_fold)*2654435761UL) & IP_VS_LBLC_TAB_MASK;
}
@@ -150,7 +159,7 @@ static inline unsigned ip_vs_lblc_hashkey(__be32 addr)
static void
ip_vs_lblc_hash(struct ip_vs_lblc_table *tbl, struct ip_vs_lblc_entry *en)
{
- unsigned hash = ip_vs_lblc_hashkey(en->addr);
+ unsigned hash = ip_vs_lblc_hashkey(en->af, &en->addr);
list_add(&en->list, &tbl->bucket[hash]);
atomic_inc(&tbl->entries);
@@ -162,13 +171,14 @@ ip_vs_lblc_hash(struct ip_vs_lblc_table *tbl, struct ip_vs_lblc_entry *en)
* lock
*/
static inline struct ip_vs_lblc_entry *
-ip_vs_lblc_get(struct ip_vs_lblc_table *tbl, __be32 addr)
+ip_vs_lblc_get(int af, struct ip_vs_lblc_table *tbl,
+ const union nf_inet_addr *addr)
{
- unsigned hash = ip_vs_lblc_hashkey(addr);
+ unsigned hash = ip_vs_lblc_hashkey(af, addr);
struct ip_vs_lblc_entry *en;
list_for_each_entry(en, &tbl->bucket[hash], list)
- if (en->addr == addr)
+ if (ip_vs_addr_equal(af, &en->addr, addr))
return en;
return NULL;
@@ -180,12 +190,12 @@ ip_vs_lblc_get(struct ip_vs_lblc_table *tbl, __be32 addr)
* address to a server. Called under write lock.
*/
static inline struct ip_vs_lblc_entry *
-ip_vs_lblc_new(struct ip_vs_lblc_table *tbl, __be32 daddr,
+ip_vs_lblc_new(struct ip_vs_lblc_table *tbl, const union nf_inet_addr *daddr,
struct ip_vs_dest *dest)
{
struct ip_vs_lblc_entry *en;
- en = ip_vs_lblc_get(tbl, daddr);
+ en = ip_vs_lblc_get(dest->af, tbl, daddr);
if (!en) {
en = kmalloc(sizeof(*en), GFP_ATOMIC);
if (!en) {
@@ -193,7 +203,8 @@ ip_vs_lblc_new(struct ip_vs_lblc_table *tbl, __be32 daddr,
return NULL;
}
- en->addr = daddr;
+ en->af = dest->af;
+ ip_vs_addr_copy(dest->af, &en->addr, daddr);
en->lastuse = jiffies;
atomic_inc(&dest->refcnt);
@@ -369,7 +380,7 @@ static int ip_vs_lblc_done_svc(struct ip_vs_service *svc)
static inline struct ip_vs_dest *
-__ip_vs_lblc_schedule(struct ip_vs_service *svc, struct iphdr *iph)
+__ip_vs_lblc_schedule(struct ip_vs_service *svc)
{
struct ip_vs_dest *dest, *least;
int loh, doh;
@@ -420,12 +431,13 @@ __ip_vs_lblc_schedule(struct ip_vs_service *svc, struct iphdr *iph)
}
}
- IP_VS_DBG(6, "LBLC: server %d.%d.%d.%d:%d "
- "activeconns %d refcnt %d weight %d overhead %d\n",
- NIPQUAD(least->addr.ip), ntohs(least->port),
- atomic_read(&least->activeconns),
- atomic_read(&least->refcnt),
- atomic_read(&least->weight), loh);
+ IP_VS_DBG_BUF(6, "LBLC: server %s:%d "
+ "activeconns %d refcnt %d weight %d overhead %d\n",
+ IP_VS_DBG_ADDR(least->af, &least->addr),
+ ntohs(least->port),
+ atomic_read(&least->activeconns),
+ atomic_read(&least->refcnt),
+ atomic_read(&least->weight), loh);
return least;
}
@@ -459,15 +471,17 @@ static struct ip_vs_dest *
ip_vs_lblc_schedule(struct ip_vs_service *svc, const struct sk_buff *skb)
{
struct ip_vs_lblc_table *tbl = svc->sched_data;
- struct iphdr *iph = ip_hdr(skb);
+ struct ip_vs_iphdr iph;
struct ip_vs_dest *dest = NULL;
struct ip_vs_lblc_entry *en;
+ ip_vs_fill_iphdr(svc->af, skb_network_header(skb), &iph);
+
IP_VS_DBG(6, "ip_vs_lblc_schedule(): Scheduling...\n");
/* First look in our cache */
read_lock(&svc->sched_lock);
- en = ip_vs_lblc_get(tbl, iph->daddr);
+ en = ip_vs_lblc_get(svc->af, tbl, &iph.daddr);
if (en) {
/* We only hold a read lock, but this is atomic */
en->lastuse = jiffies;
@@ -491,7 +505,7 @@ ip_vs_lblc_schedule(struct ip_vs_service *svc, const struct sk_buff *skb)
goto out;
/* No cache entry or it is invalid, time to schedule */
- dest = __ip_vs_lblc_schedule(svc, iph);
+ dest = __ip_vs_lblc_schedule(svc);
if (!dest) {
IP_VS_DBG(1, "no destination available\n");
return NULL;
@@ -499,15 +513,13 @@ ip_vs_lblc_schedule(struct ip_vs_service *svc, const struct sk_buff *skb)
/* If we fail to create a cache entry, we'll just use the valid dest */
write_lock(&svc->sched_lock);
- ip_vs_lblc_new(tbl, iph->daddr, dest);
+ ip_vs_lblc_new(tbl, &iph.daddr, dest);
write_unlock(&svc->sched_lock);
out:
- IP_VS_DBG(6, "LBLC: destination IP address %u.%u.%u.%u "
- "--> server %u.%u.%u.%u:%d\n",
- NIPQUAD(iph->daddr),
- NIPQUAD(dest->addr.ip),
- ntohs(dest->port));
+ IP_VS_DBG_BUF(6, "LBLC: destination IP address %s --> server %s:%d\n",
+ IP_VS_DBG_ADDR(svc->af, &iph.daddr),
+ IP_VS_DBG_ADDR(svc->af, &dest->addr), ntohs(dest->port));
return dest;
}
@@ -522,9 +534,6 @@ static struct ip_vs_scheduler ip_vs_lblc_scheduler =
.refcnt = ATOMIC_INIT(0),
.module = THIS_MODULE,
.n_list = LIST_HEAD_INIT(ip_vs_lblc_scheduler.n_list),
-#ifdef CONFIG_IP_VS_IPV6
- .supports_ipv6 = 0,
-#endif
.init_service = ip_vs_lblc_init_svc,
.done_service = ip_vs_lblc_done_svc,
.schedule = ip_vs_lblc_schedule,
diff --git a/net/netfilter/ipvs/ip_vs_lblcr.c b/net/netfilter/ipvs/ip_vs_lblcr.c
index 1f75ea83bcf8..92dc76a6842c 100644
--- a/net/netfilter/ipvs/ip_vs_lblcr.c
+++ b/net/netfilter/ipvs/ip_vs_lblcr.c
@@ -202,12 +202,13 @@ static inline struct ip_vs_dest *ip_vs_dest_set_min(struct ip_vs_dest_set *set)
}
}
- IP_VS_DBG(6, "ip_vs_dest_set_min: server %d.%d.%d.%d:%d "
- "activeconns %d refcnt %d weight %d overhead %d\n",
- NIPQUAD(least->addr.ip), ntohs(least->port),
- atomic_read(&least->activeconns),
- atomic_read(&least->refcnt),
- atomic_read(&least->weight), loh);
+ IP_VS_DBG_BUF(6, "ip_vs_dest_set_min: server %s:%d "
+ "activeconns %d refcnt %d weight %d overhead %d\n",
+ IP_VS_DBG_ADDR(least->af, &least->addr),
+ ntohs(least->port),
+ atomic_read(&least->activeconns),
+ atomic_read(&least->refcnt),
+ atomic_read(&least->weight), loh);
return least;
}
@@ -248,12 +249,12 @@ static inline struct ip_vs_dest *ip_vs_dest_set_max(struct ip_vs_dest_set *set)
}
}
- IP_VS_DBG(6, "ip_vs_dest_set_max: server %d.%d.%d.%d:%d "
- "activeconns %d refcnt %d weight %d overhead %d\n",
- NIPQUAD(most->addr.ip), ntohs(most->port),
- atomic_read(&most->activeconns),
- atomic_read(&most->refcnt),
- atomic_read(&most->weight), moh);
+ IP_VS_DBG_BUF(6, "ip_vs_dest_set_max: server %s:%d "
+ "activeconns %d refcnt %d weight %d overhead %d\n",
+ IP_VS_DBG_ADDR(most->af, &most->addr), ntohs(most->port),
+ atomic_read(&most->activeconns),
+ atomic_read(&most->refcnt),
+ atomic_read(&most->weight), moh);
return most;
}
@@ -264,7 +265,8 @@ static inline struct ip_vs_dest *ip_vs_dest_set_max(struct ip_vs_dest_set *set)
*/
struct ip_vs_lblcr_entry {
struct list_head list;
- __be32 addr; /* destination IP address */
+ int af; /* address family */
+ union nf_inet_addr addr; /* destination IP address */
struct ip_vs_dest_set set; /* destination server set */
unsigned long lastuse; /* last used time */
};
@@ -293,7 +295,7 @@ static ctl_table vs_vars_table[] = {
.data = &sysctl_ip_vs_lblcr_expiration,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{ .ctl_name = 0 }
};
@@ -311,9 +313,17 @@ static inline void ip_vs_lblcr_free(struct ip_vs_lblcr_entry *en)
/*
* Returns hash value for IPVS LBLCR entry
*/
-static inline unsigned ip_vs_lblcr_hashkey(__be32 addr)
+static inline unsigned
+ip_vs_lblcr_hashkey(int af, const union nf_inet_addr *addr)
{
- return (ntohl(addr)*2654435761UL) & IP_VS_LBLCR_TAB_MASK;
+ __be32 addr_fold = addr->ip;
+
+#ifdef CONFIG_IP_VS_IPV6
+ if (af == AF_INET6)
+ addr_fold = addr->ip6[0]^addr->ip6[1]^
+ addr->ip6[2]^addr->ip6[3];
+#endif
+ return (ntohl(addr_fold)*2654435761UL) & IP_VS_LBLCR_TAB_MASK;
}
@@ -324,7 +334,7 @@ static inline unsigned ip_vs_lblcr_hashkey(__be32 addr)
static void
ip_vs_lblcr_hash(struct ip_vs_lblcr_table *tbl, struct ip_vs_lblcr_entry *en)
{
- unsigned hash = ip_vs_lblcr_hashkey(en->addr);
+ unsigned hash = ip_vs_lblcr_hashkey(en->af, &en->addr);
list_add(&en->list, &tbl->bucket[hash]);
atomic_inc(&tbl->entries);
@@ -336,13 +346,14 @@ ip_vs_lblcr_hash(struct ip_vs_lblcr_table *tbl, struct ip_vs_lblcr_entry *en)
* read lock.
*/
static inline struct ip_vs_lblcr_entry *
-ip_vs_lblcr_get(struct ip_vs_lblcr_table *tbl, __be32 addr)
+ip_vs_lblcr_get(int af, struct ip_vs_lblcr_table *tbl,
+ const union nf_inet_addr *addr)
{
- unsigned hash = ip_vs_lblcr_hashkey(addr);
+ unsigned hash = ip_vs_lblcr_hashkey(af, addr);
struct ip_vs_lblcr_entry *en;
list_for_each_entry(en, &tbl->bucket[hash], list)
- if (en->addr == addr)
+ if (ip_vs_addr_equal(af, &en->addr, addr))
return en;
return NULL;
@@ -354,12 +365,12 @@ ip_vs_lblcr_get(struct ip_vs_lblcr_table *tbl, __be32 addr)
* IP address to a server. Called under write lock.
*/
static inline struct ip_vs_lblcr_entry *
-ip_vs_lblcr_new(struct ip_vs_lblcr_table *tbl, __be32 daddr,
+ip_vs_lblcr_new(struct ip_vs_lblcr_table *tbl, const union nf_inet_addr *daddr,
struct ip_vs_dest *dest)
{
struct ip_vs_lblcr_entry *en;
- en = ip_vs_lblcr_get(tbl, daddr);
+ en = ip_vs_lblcr_get(dest->af, tbl, daddr);
if (!en) {
en = kmalloc(sizeof(*en), GFP_ATOMIC);
if (!en) {
@@ -367,7 +378,8 @@ ip_vs_lblcr_new(struct ip_vs_lblcr_table *tbl, __be32 daddr,
return NULL;
}
- en->addr = daddr;
+ en->af = dest->af;
+ ip_vs_addr_copy(dest->af, &en->addr, daddr);
en->lastuse = jiffies;
/* initilize its dest set */
@@ -544,7 +556,7 @@ static int ip_vs_lblcr_done_svc(struct ip_vs_service *svc)
static inline struct ip_vs_dest *
-__ip_vs_lblcr_schedule(struct ip_vs_service *svc, struct iphdr *iph)
+__ip_vs_lblcr_schedule(struct ip_vs_service *svc)
{
struct ip_vs_dest *dest, *least;
int loh, doh;
@@ -596,12 +608,13 @@ __ip_vs_lblcr_schedule(struct ip_vs_service *svc, struct iphdr *iph)
}
}
- IP_VS_DBG(6, "LBLCR: server %d.%d.%d.%d:%d "
- "activeconns %d refcnt %d weight %d overhead %d\n",
- NIPQUAD(least->addr.ip), ntohs(least->port),
- atomic_read(&least->activeconns),
- atomic_read(&least->refcnt),
- atomic_read(&least->weight), loh);
+ IP_VS_DBG_BUF(6, "LBLCR: server %s:%d "
+ "activeconns %d refcnt %d weight %d overhead %d\n",
+ IP_VS_DBG_ADDR(least->af, &least->addr),
+ ntohs(least->port),
+ atomic_read(&least->activeconns),
+ atomic_read(&least->refcnt),
+ atomic_read(&least->weight), loh);
return least;
}
@@ -635,15 +648,17 @@ static struct ip_vs_dest *
ip_vs_lblcr_schedule(struct ip_vs_service *svc, const struct sk_buff *skb)
{
struct ip_vs_lblcr_table *tbl = svc->sched_data;
- struct iphdr *iph = ip_hdr(skb);
+ struct ip_vs_iphdr iph;
struct ip_vs_dest *dest = NULL;
struct ip_vs_lblcr_entry *en;
+ ip_vs_fill_iphdr(svc->af, skb_network_header(skb), &iph);
+
IP_VS_DBG(6, "ip_vs_lblcr_schedule(): Scheduling...\n");
/* First look in our cache */
read_lock(&svc->sched_lock);
- en = ip_vs_lblcr_get(tbl, iph->daddr);
+ en = ip_vs_lblcr_get(svc->af, tbl, &iph.daddr);
if (en) {
/* We only hold a read lock, but this is atomic */
en->lastuse = jiffies;
@@ -673,7 +688,7 @@ ip_vs_lblcr_schedule(struct ip_vs_service *svc, const struct sk_buff *skb)
}
/* The cache entry is invalid, time to schedule */
- dest = __ip_vs_lblcr_schedule(svc, iph);
+ dest = __ip_vs_lblcr_schedule(svc);
if (!dest) {
IP_VS_DBG(1, "no destination available\n");
read_unlock(&svc->sched_lock);
@@ -691,7 +706,7 @@ ip_vs_lblcr_schedule(struct ip_vs_service *svc, const struct sk_buff *skb)
goto out;
/* No cache entry, time to schedule */
- dest = __ip_vs_lblcr_schedule(svc, iph);
+ dest = __ip_vs_lblcr_schedule(svc);
if (!dest) {
IP_VS_DBG(1, "no destination available\n");
return NULL;
@@ -699,15 +714,13 @@ ip_vs_lblcr_schedule(struct ip_vs_service *svc, const struct sk_buff *skb)
/* If we fail to create a cache entry, we'll just use the valid dest */
write_lock(&svc->sched_lock);
- ip_vs_lblcr_new(tbl, iph->daddr, dest);
+ ip_vs_lblcr_new(tbl, &iph.daddr, dest);
write_unlock(&svc->sched_lock);
out:
- IP_VS_DBG(6, "LBLCR: destination IP address %u.%u.%u.%u "
- "--> server %u.%u.%u.%u:%d\n",
- NIPQUAD(iph->daddr),
- NIPQUAD(dest->addr.ip),
- ntohs(dest->port));
+ IP_VS_DBG_BUF(6, "LBLCR: destination IP address %s --> server %s:%d\n",
+ IP_VS_DBG_ADDR(svc->af, &iph.daddr),
+ IP_VS_DBG_ADDR(svc->af, &dest->addr), ntohs(dest->port));
return dest;
}
@@ -722,9 +735,6 @@ static struct ip_vs_scheduler ip_vs_lblcr_scheduler =
.refcnt = ATOMIC_INIT(0),
.module = THIS_MODULE,
.n_list = LIST_HEAD_INIT(ip_vs_lblcr_scheduler.n_list),
-#ifdef CONFIG_IP_VS_IPV6
- .supports_ipv6 = 0,
-#endif
.init_service = ip_vs_lblcr_init_svc,
.done_service = ip_vs_lblcr_done_svc,
.schedule = ip_vs_lblcr_schedule,
diff --git a/net/netfilter/ipvs/ip_vs_lc.c b/net/netfilter/ipvs/ip_vs_lc.c
index b69f808ac461..51912cab777b 100644
--- a/net/netfilter/ipvs/ip_vs_lc.c
+++ b/net/netfilter/ipvs/ip_vs_lc.c
@@ -81,9 +81,6 @@ static struct ip_vs_scheduler ip_vs_lc_scheduler = {
.refcnt = ATOMIC_INIT(0),
.module = THIS_MODULE,
.n_list = LIST_HEAD_INIT(ip_vs_lc_scheduler.n_list),
-#ifdef CONFIG_IP_VS_IPV6
- .supports_ipv6 = 1,
-#endif
.schedule = ip_vs_lc_schedule,
};
diff --git a/net/netfilter/ipvs/ip_vs_nq.c b/net/netfilter/ipvs/ip_vs_nq.c
index 9a2d8033f08f..6758ad2ceaaf 100644
--- a/net/netfilter/ipvs/ip_vs_nq.c
+++ b/net/netfilter/ipvs/ip_vs_nq.c
@@ -116,9 +116,6 @@ static struct ip_vs_scheduler ip_vs_nq_scheduler =
.refcnt = ATOMIC_INIT(0),
.module = THIS_MODULE,
.n_list = LIST_HEAD_INIT(ip_vs_nq_scheduler.n_list),
-#ifdef CONFIG_IP_VS_IPV6
- .supports_ipv6 = 1,
-#endif
.schedule = ip_vs_nq_schedule,
};
diff --git a/net/netfilter/ipvs/ip_vs_proto.c b/net/netfilter/ipvs/ip_vs_proto.c
index 0791f9e08feb..a01520e3d6b8 100644
--- a/net/netfilter/ipvs/ip_vs_proto.c
+++ b/net/netfilter/ipvs/ip_vs_proto.c
@@ -164,26 +164,21 @@ ip_vs_tcpudp_debug_packet_v4(struct ip_vs_protocol *pp,
if (ih == NULL)
sprintf(buf, "%s TRUNCATED", pp->name);
else if (ih->frag_off & htons(IP_OFFSET))
- sprintf(buf, "%s %u.%u.%u.%u->%u.%u.%u.%u frag",
- pp->name, NIPQUAD(ih->saddr),
- NIPQUAD(ih->daddr));
+ sprintf(buf, "%s %pI4->%pI4 frag",
+ pp->name, &ih->saddr, &ih->daddr);
else {
__be16 _ports[2], *pptr
;
pptr = skb_header_pointer(skb, offset + ih->ihl*4,
sizeof(_ports), _ports);
if (pptr == NULL)
- sprintf(buf, "%s TRUNCATED %u.%u.%u.%u->%u.%u.%u.%u",
- pp->name,
- NIPQUAD(ih->saddr),
- NIPQUAD(ih->daddr));
+ sprintf(buf, "%s TRUNCATED %pI4->%pI4",
+ pp->name, &ih->saddr, &ih->daddr);
else
- sprintf(buf, "%s %u.%u.%u.%u:%u->%u.%u.%u.%u:%u",
+ sprintf(buf, "%s %pI4:%u->%pI4:%u",
pp->name,
- NIPQUAD(ih->saddr),
- ntohs(pptr[0]),
- NIPQUAD(ih->daddr),
- ntohs(pptr[1]));
+ &ih->saddr, ntohs(pptr[0]),
+ &ih->daddr, ntohs(pptr[1]));
}
printk(KERN_DEBUG "IPVS: %s: %s\n", msg, buf);
@@ -203,26 +198,21 @@ ip_vs_tcpudp_debug_packet_v6(struct ip_vs_protocol *pp,
if (ih == NULL)
sprintf(buf, "%s TRUNCATED", pp->name);
else if (ih->nexthdr == IPPROTO_FRAGMENT)
- sprintf(buf, "%s " NIP6_FMT "->" NIP6_FMT " frag",
- pp->name, NIP6(ih->saddr),
- NIP6(ih->daddr));
+ sprintf(buf, "%s %pI6->%pI6 frag",
+ pp->name, &ih->saddr, &ih->daddr);
else {
__be16 _ports[2], *pptr;
pptr = skb_header_pointer(skb, offset + sizeof(struct ipv6hdr),
sizeof(_ports), _ports);
if (pptr == NULL)
- sprintf(buf, "%s TRUNCATED " NIP6_FMT "->" NIP6_FMT,
- pp->name,
- NIP6(ih->saddr),
- NIP6(ih->daddr));
+ sprintf(buf, "%s TRUNCATED %pI6->%pI6",
+ pp->name, &ih->saddr, &ih->daddr);
else
- sprintf(buf, "%s " NIP6_FMT ":%u->" NIP6_FMT ":%u",
+ sprintf(buf, "%s %pI6:%u->%pI6:%u",
pp->name,
- NIP6(ih->saddr),
- ntohs(pptr[0]),
- NIP6(ih->daddr),
- ntohs(pptr[1]));
+ &ih->saddr, ntohs(pptr[0]),
+ &ih->daddr, ntohs(pptr[1]));
}
printk(KERN_DEBUG "IPVS: %s: %s\n", msg, buf);
diff --git a/net/netfilter/ipvs/ip_vs_proto_ah_esp.c b/net/netfilter/ipvs/ip_vs_proto_ah_esp.c
index 80ab0c8e5b4a..79f56c1e7c19 100644
--- a/net/netfilter/ipvs/ip_vs_proto_ah_esp.c
+++ b/net/netfilter/ipvs/ip_vs_proto_ah_esp.c
@@ -135,9 +135,8 @@ ah_esp_debug_packet_v4(struct ip_vs_protocol *pp, const struct sk_buff *skb,
if (ih == NULL)
sprintf(buf, "%s TRUNCATED", pp->name);
else
- sprintf(buf, "%s %u.%u.%u.%u->%u.%u.%u.%u",
- pp->name, NIPQUAD(ih->saddr),
- NIPQUAD(ih->daddr));
+ sprintf(buf, "%s %pI4->%pI4",
+ pp->name, &ih->saddr, &ih->daddr);
printk(KERN_DEBUG "IPVS: %s: %s\n", msg, buf);
}
@@ -154,9 +153,8 @@ ah_esp_debug_packet_v6(struct ip_vs_protocol *pp, const struct sk_buff *skb,
if (ih == NULL)
sprintf(buf, "%s TRUNCATED", pp->name);
else
- sprintf(buf, "%s " NIP6_FMT "->" NIP6_FMT,
- pp->name, NIP6(ih->saddr),
- NIP6(ih->daddr));
+ sprintf(buf, "%s %pI6->%pI6",
+ pp->name, &ih->saddr, &ih->daddr);
printk(KERN_DEBUG "IPVS: %s: %s\n", msg, buf);
}
diff --git a/net/netfilter/ipvs/ip_vs_proto_tcp.c b/net/netfilter/ipvs/ip_vs_proto_tcp.c
index dd4566ea2bff..8cba41802850 100644
--- a/net/netfilter/ipvs/ip_vs_proto_tcp.c
+++ b/net/netfilter/ipvs/ip_vs_proto_tcp.c
@@ -192,8 +192,8 @@ tcp_snat_handler(struct sk_buff *skb,
/* Adjust TCP checksums */
if (skb->ip_summed == CHECKSUM_PARTIAL) {
tcp_partial_csum_update(cp->af, tcph, &cp->daddr, &cp->vaddr,
- htonl(oldlen),
- htonl(skb->len - tcphoff));
+ htons(oldlen),
+ htons(skb->len - tcphoff));
} else if (!cp->app) {
/* Only port and addr are changed, do fast csum update */
tcp_fast_csum_update(cp->af, tcph, &cp->daddr, &cp->vaddr,
@@ -267,8 +267,8 @@ tcp_dnat_handler(struct sk_buff *skb,
*/
if (skb->ip_summed == CHECKSUM_PARTIAL) {
tcp_partial_csum_update(cp->af, tcph, &cp->daddr, &cp->vaddr,
- htonl(oldlen),
- htonl(skb->len - tcphoff));
+ htons(oldlen),
+ htons(skb->len - tcphoff));
} else if (!cp->app) {
/* Only port and addr are changed, do fast csum update */
tcp_fast_csum_update(cp->af, tcph, &cp->vaddr, &cp->daddr,
diff --git a/net/netfilter/ipvs/ip_vs_proto_udp.c b/net/netfilter/ipvs/ip_vs_proto_udp.c
index 6eb6039d6343..d2930a71084b 100644
--- a/net/netfilter/ipvs/ip_vs_proto_udp.c
+++ b/net/netfilter/ipvs/ip_vs_proto_udp.c
@@ -203,8 +203,8 @@ udp_snat_handler(struct sk_buff *skb,
*/
if (skb->ip_summed == CHECKSUM_PARTIAL) {
udp_partial_csum_update(cp->af, udph, &cp->daddr, &cp->vaddr,
- htonl(oldlen),
- htonl(skb->len - udphoff));
+ htons(oldlen),
+ htons(skb->len - udphoff));
} else if (!cp->app && (udph->check != 0)) {
/* Only port and addr are changed, do fast csum update */
udp_fast_csum_update(cp->af, udph, &cp->daddr, &cp->vaddr,
@@ -279,8 +279,8 @@ udp_dnat_handler(struct sk_buff *skb,
*/
if (skb->ip_summed == CHECKSUM_PARTIAL) {
udp_partial_csum_update(cp->af, udph, &cp->daddr, &cp->vaddr,
- htonl(oldlen),
- htonl(skb->len - udphoff));
+ htons(oldlen),
+ htons(skb->len - udphoff));
} else if (!cp->app && (udph->check != 0)) {
/* Only port and addr are changed, do fast csum update */
udp_fast_csum_update(cp->af, udph, &cp->vaddr, &cp->daddr,
diff --git a/net/netfilter/ipvs/ip_vs_rr.c b/net/netfilter/ipvs/ip_vs_rr.c
index a22195f68ac4..8fb51c169eb8 100644
--- a/net/netfilter/ipvs/ip_vs_rr.c
+++ b/net/netfilter/ipvs/ip_vs_rr.c
@@ -89,9 +89,6 @@ static struct ip_vs_scheduler ip_vs_rr_scheduler = {
.refcnt = ATOMIC_INIT(0),
.module = THIS_MODULE,
.n_list = LIST_HEAD_INIT(ip_vs_rr_scheduler.n_list),
-#ifdef CONFIG_IP_VS_IPV6
- .supports_ipv6 = 1,
-#endif
.init_service = ip_vs_rr_init_svc,
.update_service = ip_vs_rr_update_svc,
.schedule = ip_vs_rr_schedule,
diff --git a/net/netfilter/ipvs/ip_vs_sed.c b/net/netfilter/ipvs/ip_vs_sed.c
index 7d2f22f04b83..691a6a0086e1 100644
--- a/net/netfilter/ipvs/ip_vs_sed.c
+++ b/net/netfilter/ipvs/ip_vs_sed.c
@@ -118,9 +118,6 @@ static struct ip_vs_scheduler ip_vs_sed_scheduler =
.refcnt = ATOMIC_INIT(0),
.module = THIS_MODULE,
.n_list = LIST_HEAD_INIT(ip_vs_sed_scheduler.n_list),
-#ifdef CONFIG_IP_VS_IPV6
- .supports_ipv6 = 1,
-#endif
.schedule = ip_vs_sed_schedule,
};
diff --git a/net/netfilter/ipvs/ip_vs_sh.c b/net/netfilter/ipvs/ip_vs_sh.c
index 1d96de27fefd..0e53955ef139 100644
--- a/net/netfilter/ipvs/ip_vs_sh.c
+++ b/net/netfilter/ipvs/ip_vs_sh.c
@@ -61,9 +61,16 @@ struct ip_vs_sh_bucket {
/*
* Returns hash value for IPVS SH entry
*/
-static inline unsigned ip_vs_sh_hashkey(__be32 addr)
+static inline unsigned ip_vs_sh_hashkey(int af, const union nf_inet_addr *addr)
{
- return (ntohl(addr)*2654435761UL) & IP_VS_SH_TAB_MASK;
+ __be32 addr_fold = addr->ip;
+
+#ifdef CONFIG_IP_VS_IPV6
+ if (af == AF_INET6)
+ addr_fold = addr->ip6[0]^addr->ip6[1]^
+ addr->ip6[2]^addr->ip6[3];
+#endif
+ return (ntohl(addr_fold)*2654435761UL) & IP_VS_SH_TAB_MASK;
}
@@ -71,9 +78,10 @@ static inline unsigned ip_vs_sh_hashkey(__be32 addr)
* Get ip_vs_dest associated with supplied parameters.
*/
static inline struct ip_vs_dest *
-ip_vs_sh_get(struct ip_vs_sh_bucket *tbl, __be32 addr)
+ip_vs_sh_get(int af, struct ip_vs_sh_bucket *tbl,
+ const union nf_inet_addr *addr)
{
- return (tbl[ip_vs_sh_hashkey(addr)]).dest;
+ return (tbl[ip_vs_sh_hashkey(af, addr)]).dest;
}
@@ -199,12 +207,14 @@ ip_vs_sh_schedule(struct ip_vs_service *svc, const struct sk_buff *skb)
{
struct ip_vs_dest *dest;
struct ip_vs_sh_bucket *tbl;
- struct iphdr *iph = ip_hdr(skb);
+ struct ip_vs_iphdr iph;
+
+ ip_vs_fill_iphdr(svc->af, skb_network_header(skb), &iph);
IP_VS_DBG(6, "ip_vs_sh_schedule(): Scheduling...\n");
tbl = (struct ip_vs_sh_bucket *)svc->sched_data;
- dest = ip_vs_sh_get(tbl, iph->saddr);
+ dest = ip_vs_sh_get(svc->af, tbl, &iph.saddr);
if (!dest
|| !(dest->flags & IP_VS_DEST_F_AVAILABLE)
|| atomic_read(&dest->weight) <= 0
@@ -212,11 +222,10 @@ ip_vs_sh_schedule(struct ip_vs_service *svc, const struct sk_buff *skb)
return NULL;
}
- IP_VS_DBG(6, "SH: source IP address %u.%u.%u.%u "
- "--> server %u.%u.%u.%u:%d\n",
- NIPQUAD(iph->saddr),
- NIPQUAD(dest->addr.ip),
- ntohs(dest->port));
+ IP_VS_DBG_BUF(6, "SH: source IP address %s --> server %s:%d\n",
+ IP_VS_DBG_ADDR(svc->af, &iph.saddr),
+ IP_VS_DBG_ADDR(svc->af, &dest->addr),
+ ntohs(dest->port));
return dest;
}
@@ -231,9 +240,6 @@ static struct ip_vs_scheduler ip_vs_sh_scheduler =
.refcnt = ATOMIC_INIT(0),
.module = THIS_MODULE,
.n_list = LIST_HEAD_INIT(ip_vs_sh_scheduler.n_list),
-#ifdef CONFIG_IP_VS_IPV6
- .supports_ipv6 = 0,
-#endif
.init_service = ip_vs_sh_init_svc,
.done_service = ip_vs_sh_done_svc,
.update_service = ip_vs_sh_update_svc,
diff --git a/net/netfilter/ipvs/ip_vs_sync.c b/net/netfilter/ipvs/ip_vs_sync.c
index de5e7e118eed..6be5d4efa51b 100644
--- a/net/netfilter/ipvs/ip_vs_sync.c
+++ b/net/netfilter/ipvs/ip_vs_sync.c
@@ -580,8 +580,8 @@ static int bind_mcastif_addr(struct socket *sock, char *ifname)
IP_VS_ERR("You probably need to specify IP address on "
"multicast interface.\n");
- IP_VS_DBG(7, "binding socket with (%s) %u.%u.%u.%u\n",
- ifname, NIPQUAD(addr));
+ IP_VS_DBG(7, "binding socket with (%s) %pI4\n",
+ ifname, &addr);
/* Now bind the socket with the address of multicast interface */
sin.sin_family = AF_INET;
diff --git a/net/netfilter/ipvs/ip_vs_wlc.c b/net/netfilter/ipvs/ip_vs_wlc.c
index 8c596e712599..57b452bbb4ea 100644
--- a/net/netfilter/ipvs/ip_vs_wlc.c
+++ b/net/netfilter/ipvs/ip_vs_wlc.c
@@ -106,9 +106,6 @@ static struct ip_vs_scheduler ip_vs_wlc_scheduler =
.refcnt = ATOMIC_INIT(0),
.module = THIS_MODULE,
.n_list = LIST_HEAD_INIT(ip_vs_wlc_scheduler.n_list),
-#ifdef CONFIG_IP_VS_IPV6
- .supports_ipv6 = 1,
-#endif
.schedule = ip_vs_wlc_schedule,
};
diff --git a/net/netfilter/ipvs/ip_vs_wrr.c b/net/netfilter/ipvs/ip_vs_wrr.c
index 7ea92fed50bf..2f618dc29c5b 100644
--- a/net/netfilter/ipvs/ip_vs_wrr.c
+++ b/net/netfilter/ipvs/ip_vs_wrr.c
@@ -213,9 +213,6 @@ static struct ip_vs_scheduler ip_vs_wrr_scheduler = {
.refcnt = ATOMIC_INIT(0),
.module = THIS_MODULE,
.n_list = LIST_HEAD_INIT(ip_vs_wrr_scheduler.n_list),
-#ifdef CONFIG_IP_VS_IPV6
- .supports_ipv6 = 1,
-#endif
.init_service = ip_vs_wrr_init_svc,
.done_service = ip_vs_wrr_done_svc,
.update_service = ip_vs_wrr_update_svc,
diff --git a/net/netfilter/ipvs/ip_vs_xmit.c b/net/netfilter/ipvs/ip_vs_xmit.c
index e90d52f199bc..425ab144f15d 100644
--- a/net/netfilter/ipvs/ip_vs_xmit.c
+++ b/net/netfilter/ipvs/ip_vs_xmit.c
@@ -82,14 +82,13 @@ __ip_vs_get_out_rt(struct ip_vs_conn *cp, u32 rtos)
if (ip_route_output_key(&init_net, &rt, &fl)) {
spin_unlock(&dest->dst_lock);
- IP_VS_DBG_RL("ip_route_output error, "
- "dest: %u.%u.%u.%u\n",
- NIPQUAD(dest->addr.ip));
+ IP_VS_DBG_RL("ip_route_output error, dest: %pI4\n",
+ &dest->addr.ip);
return NULL;
}
__ip_vs_dst_set(dest, rtos, dst_clone(&rt->u.dst));
- IP_VS_DBG(10, "new dst %u.%u.%u.%u, refcnt=%d, rtos=%X\n",
- NIPQUAD(dest->addr.ip),
+ IP_VS_DBG(10, "new dst %pI4, refcnt=%d, rtos=%X\n",
+ &dest->addr.ip,
atomic_read(&rt->u.dst.__refcnt), rtos);
}
spin_unlock(&dest->dst_lock);
@@ -104,8 +103,8 @@ __ip_vs_get_out_rt(struct ip_vs_conn *cp, u32 rtos)
};
if (ip_route_output_key(&init_net, &rt, &fl)) {
- IP_VS_DBG_RL("ip_route_output error, dest: "
- "%u.%u.%u.%u\n", NIPQUAD(cp->daddr.ip));
+ IP_VS_DBG_RL("ip_route_output error, dest: %pI4\n",
+ &cp->daddr.ip);
return NULL;
}
}
@@ -141,14 +140,13 @@ __ip_vs_get_out_rt_v6(struct ip_vs_conn *cp)
NULL, &fl);
if (!rt) {
spin_unlock(&dest->dst_lock);
- IP_VS_DBG_RL("ip6_route_output error, "
- "dest: " NIP6_FMT "\n",
- NIP6(dest->addr.in6));
+ IP_VS_DBG_RL("ip6_route_output error, dest: %pI6\n",
+ &dest->addr.in6);
return NULL;
}
__ip_vs_dst_set(dest, 0, dst_clone(&rt->u.dst));
- IP_VS_DBG(10, "new dst " NIP6_FMT ", refcnt=%d\n",
- NIP6(dest->addr.in6),
+ IP_VS_DBG(10, "new dst %pI6, refcnt=%d\n",
+ &dest->addr.in6,
atomic_read(&rt->u.dst.__refcnt));
}
spin_unlock(&dest->dst_lock);
@@ -167,8 +165,8 @@ __ip_vs_get_out_rt_v6(struct ip_vs_conn *cp)
rt = (struct rt6_info *)ip6_route_output(&init_net, NULL, &fl);
if (!rt) {
- IP_VS_DBG_RL("ip6_route_output error, dest: "
- NIP6_FMT "\n", NIP6(cp->daddr.in6));
+ IP_VS_DBG_RL("ip6_route_output error, dest: %pI6\n",
+ &cp->daddr.in6);
return NULL;
}
}
@@ -237,8 +235,8 @@ ip_vs_bypass_xmit(struct sk_buff *skb, struct ip_vs_conn *cp,
EnterFunction(10);
if (ip_route_output_key(&init_net, &rt, &fl)) {
- IP_VS_DBG_RL("ip_vs_bypass_xmit(): ip_route_output error, "
- "dest: %u.%u.%u.%u\n", NIPQUAD(iph->daddr));
+ IP_VS_DBG_RL("ip_vs_bypass_xmit(): ip_route_output error, dest: %pI4\n",
+ &iph->daddr);
goto tx_error_icmp;
}
@@ -301,8 +299,8 @@ ip_vs_bypass_xmit_v6(struct sk_buff *skb, struct ip_vs_conn *cp,
rt = (struct rt6_info *)ip6_route_output(&init_net, NULL, &fl);
if (!rt) {
- IP_VS_DBG_RL("ip_vs_bypass_xmit_v6(): ip6_route_output error, "
- "dest: " NIP6_FMT "\n", NIP6(iph->daddr));
+ IP_VS_DBG_RL("ip_vs_bypass_xmit_v6(): ip6_route_output error, dest: %pI6\n",
+ &iph->daddr);
goto tx_error_icmp;
}
diff --git a/net/netfilter/nf_conntrack_acct.c b/net/netfilter/nf_conntrack_acct.c
index b92df5c1dfcf..9fe8982bd7c9 100644
--- a/net/netfilter/nf_conntrack_acct.c
+++ b/net/netfilter/nf_conntrack_acct.c
@@ -35,7 +35,7 @@ static struct ctl_table acct_sysctl_table[] = {
.data = &init_net.ct.sysctl_acct,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{}
};
diff --git a/net/netfilter/nf_conntrack_ftp.c b/net/netfilter/nf_conntrack_ftp.c
index 4f7107107e99..629500901bd4 100644
--- a/net/netfilter/nf_conntrack_ftp.c
+++ b/net/netfilter/nf_conntrack_ftp.c
@@ -462,16 +462,13 @@ static int help(struct sk_buff *skb,
different IP address. Simply don't record it for
NAT. */
if (cmd.l3num == PF_INET) {
- pr_debug("conntrack_ftp: NOT RECORDING: " NIPQUAD_FMT
- " != " NIPQUAD_FMT "\n",
- NIPQUAD(cmd.u3.ip),
- NIPQUAD(ct->tuplehash[dir].tuple.src.u3.ip));
+ pr_debug("conntrack_ftp: NOT RECORDING: %pI4 != %pI4\n",
+ &cmd.u3.ip,
+ &ct->tuplehash[dir].tuple.src.u3.ip);
} else {
- pr_debug("conntrack_ftp: NOT RECORDING: " NIP6_FMT
- " != " NIP6_FMT "\n",
- NIP6(*((struct in6_addr *)cmd.u3.ip6)),
- NIP6(*((struct in6_addr *)
- ct->tuplehash[dir].tuple.src.u3.ip6)));
+ pr_debug("conntrack_ftp: NOT RECORDING: %pI6 != %pI6\n",
+ cmd.u3.ip6,
+ ct->tuplehash[dir].tuple.src.u3.ip6);
}
/* Thanks to Cristiano Lincoln Mattos
diff --git a/net/netfilter/nf_conntrack_h323_main.c b/net/netfilter/nf_conntrack_h323_main.c
index c1504f71cdff..99bc803d1dd1 100644
--- a/net/netfilter/nf_conntrack_h323_main.c
+++ b/net/netfilter/nf_conntrack_h323_main.c
@@ -850,10 +850,8 @@ static int process_setup(struct sk_buff *skb, struct nf_conn *ct,
get_h225_addr(ct, *data, &setup->destCallSignalAddress,
&addr, &port) &&
memcmp(&addr, &ct->tuplehash[!dir].tuple.src.u3, sizeof(addr))) {
- pr_debug("nf_ct_q931: set destCallSignalAddress "
- NIP6_FMT ":%hu->" NIP6_FMT ":%hu\n",
- NIP6(*(struct in6_addr *)&addr), ntohs(port),
- NIP6(*(struct in6_addr *)&ct->tuplehash[!dir].tuple.src.u3),
+ pr_debug("nf_ct_q931: set destCallSignalAddress %pI6:%hu->%pI6:%hu\n",
+ &addr, ntohs(port), &ct->tuplehash[!dir].tuple.src.u3,
ntohs(ct->tuplehash[!dir].tuple.src.u.tcp.port));
ret = set_h225_addr(skb, data, dataoff,
&setup->destCallSignalAddress,
@@ -868,10 +866,8 @@ static int process_setup(struct sk_buff *skb, struct nf_conn *ct,
get_h225_addr(ct, *data, &setup->sourceCallSignalAddress,
&addr, &port) &&
memcmp(&addr, &ct->tuplehash[!dir].tuple.dst.u3, sizeof(addr))) {
- pr_debug("nf_ct_q931: set sourceCallSignalAddress "
- NIP6_FMT ":%hu->" NIP6_FMT ":%hu\n",
- NIP6(*(struct in6_addr *)&addr), ntohs(port),
- NIP6(*(struct in6_addr *)&ct->tuplehash[!dir].tuple.dst.u3),
+ pr_debug("nf_ct_q931: set sourceCallSignalAddress %pI6:%hu->%pI6:%hu\n",
+ &addr, ntohs(port), &ct->tuplehash[!dir].tuple.dst.u3,
ntohs(ct->tuplehash[!dir].tuple.dst.u.tcp.port));
ret = set_h225_addr(skb, data, dataoff,
&setup->sourceCallSignalAddress,
diff --git a/net/netfilter/nf_conntrack_irc.c b/net/netfilter/nf_conntrack_irc.c
index 20633fdf7e6b..4d681a04447e 100644
--- a/net/netfilter/nf_conntrack_irc.c
+++ b/net/netfilter/nf_conntrack_irc.c
@@ -156,9 +156,9 @@ static int help(struct sk_buff *skb, unsigned int protoff,
/* we have at least (19+MINMATCHLEN)-5 bytes valid data left */
iph = ip_hdr(skb);
- pr_debug("DCC found in master %u.%u.%u.%u:%u %u.%u.%u.%u:%u\n",
- NIPQUAD(iph->saddr), ntohs(th->source),
- NIPQUAD(iph->daddr), ntohs(th->dest));
+ pr_debug("DCC found in master %pI4:%u %pI4:%u\n",
+ &iph->saddr, ntohs(th->source),
+ &iph->daddr, ntohs(th->dest));
for (i = 0; i < ARRAY_SIZE(dccprotos); i++) {
if (memcmp(data, dccprotos[i], strlen(dccprotos[i]))) {
@@ -185,10 +185,9 @@ static int help(struct sk_buff *skb, unsigned int protoff,
tuple->dst.u3.ip != htonl(dcc_ip)) {
if (net_ratelimit())
printk(KERN_WARNING
- "Forged DCC command from "
- "%u.%u.%u.%u: %u.%u.%u.%u:%u\n",
- NIPQUAD(tuple->src.u3.ip),
- HIPQUAD(dcc_ip), dcc_port);
+ "Forged DCC command from %pI4: %pI4:%u\n",
+ &tuple->src.u3.ip,
+ &dcc_ip, dcc_port);
continue;
}
diff --git a/net/netfilter/nf_conntrack_proto_generic.c b/net/netfilter/nf_conntrack_proto_generic.c
index dbe680af85d2..4be80d7b8795 100644
--- a/net/netfilter/nf_conntrack_proto_generic.c
+++ b/net/netfilter/nf_conntrack_proto_generic.c
@@ -67,7 +67,7 @@ static struct ctl_table generic_sysctl_table[] = {
.data = &nf_ct_generic_timeout,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.ctl_name = 0
@@ -80,7 +80,7 @@ static struct ctl_table generic_compat_sysctl_table[] = {
.data = &nf_ct_generic_timeout,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.ctl_name = 0
diff --git a/net/netfilter/nf_conntrack_proto_sctp.c b/net/netfilter/nf_conntrack_proto_sctp.c
index ae8c2609e230..c2bd457bc2f2 100644
--- a/net/netfilter/nf_conntrack_proto_sctp.c
+++ b/net/netfilter/nf_conntrack_proto_sctp.c
@@ -548,49 +548,49 @@ static struct ctl_table sctp_sysctl_table[] = {
.data = &sctp_timeouts[SCTP_CONNTRACK_CLOSED],
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "nf_conntrack_sctp_timeout_cookie_wait",
.data = &sctp_timeouts[SCTP_CONNTRACK_COOKIE_WAIT],
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "nf_conntrack_sctp_timeout_cookie_echoed",
.data = &sctp_timeouts[SCTP_CONNTRACK_COOKIE_ECHOED],
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "nf_conntrack_sctp_timeout_established",
.data = &sctp_timeouts[SCTP_CONNTRACK_ESTABLISHED],
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "nf_conntrack_sctp_timeout_shutdown_sent",
.data = &sctp_timeouts[SCTP_CONNTRACK_SHUTDOWN_SENT],
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "nf_conntrack_sctp_timeout_shutdown_recd",
.data = &sctp_timeouts[SCTP_CONNTRACK_SHUTDOWN_RECD],
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "nf_conntrack_sctp_timeout_shutdown_ack_sent",
.data = &sctp_timeouts[SCTP_CONNTRACK_SHUTDOWN_ACK_SENT],
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.ctl_name = 0
@@ -604,49 +604,49 @@ static struct ctl_table sctp_compat_sysctl_table[] = {
.data = &sctp_timeouts[SCTP_CONNTRACK_CLOSED],
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "ip_conntrack_sctp_timeout_cookie_wait",
.data = &sctp_timeouts[SCTP_CONNTRACK_COOKIE_WAIT],
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "ip_conntrack_sctp_timeout_cookie_echoed",
.data = &sctp_timeouts[SCTP_CONNTRACK_COOKIE_ECHOED],
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "ip_conntrack_sctp_timeout_established",
.data = &sctp_timeouts[SCTP_CONNTRACK_ESTABLISHED],
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "ip_conntrack_sctp_timeout_shutdown_sent",
.data = &sctp_timeouts[SCTP_CONNTRACK_SHUTDOWN_SENT],
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "ip_conntrack_sctp_timeout_shutdown_recd",
.data = &sctp_timeouts[SCTP_CONNTRACK_SHUTDOWN_RECD],
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "ip_conntrack_sctp_timeout_shutdown_ack_sent",
.data = &sctp_timeouts[SCTP_CONNTRACK_SHUTDOWN_ACK_SENT],
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.ctl_name = 0
diff --git a/net/netfilter/nf_conntrack_proto_tcp.c b/net/netfilter/nf_conntrack_proto_tcp.c
index f947ec41e391..a1edb9c1adee 100644
--- a/net/netfilter/nf_conntrack_proto_tcp.c
+++ b/net/netfilter/nf_conntrack_proto_tcp.c
@@ -1192,70 +1192,70 @@ static struct ctl_table tcp_sysctl_table[] = {
.data = &tcp_timeouts[TCP_CONNTRACK_SYN_SENT],
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "nf_conntrack_tcp_timeout_syn_recv",
.data = &tcp_timeouts[TCP_CONNTRACK_SYN_RECV],
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "nf_conntrack_tcp_timeout_established",
.data = &tcp_timeouts[TCP_CONNTRACK_ESTABLISHED],
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "nf_conntrack_tcp_timeout_fin_wait",
.data = &tcp_timeouts[TCP_CONNTRACK_FIN_WAIT],
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "nf_conntrack_tcp_timeout_close_wait",
.data = &tcp_timeouts[TCP_CONNTRACK_CLOSE_WAIT],
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "nf_conntrack_tcp_timeout_last_ack",
.data = &tcp_timeouts[TCP_CONNTRACK_LAST_ACK],
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "nf_conntrack_tcp_timeout_time_wait",
.data = &tcp_timeouts[TCP_CONNTRACK_TIME_WAIT],
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "nf_conntrack_tcp_timeout_close",
.data = &tcp_timeouts[TCP_CONNTRACK_CLOSE],
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "nf_conntrack_tcp_timeout_max_retrans",
.data = &nf_ct_tcp_timeout_max_retrans,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "nf_conntrack_tcp_timeout_unacknowledged",
.data = &nf_ct_tcp_timeout_unacknowledged,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.ctl_name = NET_NF_CONNTRACK_TCP_LOOSE,
@@ -1263,7 +1263,7 @@ static struct ctl_table tcp_sysctl_table[] = {
.data = &nf_ct_tcp_loose,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_NF_CONNTRACK_TCP_BE_LIBERAL,
@@ -1271,7 +1271,7 @@ static struct ctl_table tcp_sysctl_table[] = {
.data = &nf_ct_tcp_be_liberal,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_NF_CONNTRACK_TCP_MAX_RETRANS,
@@ -1279,7 +1279,7 @@ static struct ctl_table tcp_sysctl_table[] = {
.data = &nf_ct_tcp_max_retrans,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = 0
@@ -1293,63 +1293,63 @@ static struct ctl_table tcp_compat_sysctl_table[] = {
.data = &tcp_timeouts[TCP_CONNTRACK_SYN_SENT],
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "ip_conntrack_tcp_timeout_syn_recv",
.data = &tcp_timeouts[TCP_CONNTRACK_SYN_RECV],
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "ip_conntrack_tcp_timeout_established",
.data = &tcp_timeouts[TCP_CONNTRACK_ESTABLISHED],
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "ip_conntrack_tcp_timeout_fin_wait",
.data = &tcp_timeouts[TCP_CONNTRACK_FIN_WAIT],
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "ip_conntrack_tcp_timeout_close_wait",
.data = &tcp_timeouts[TCP_CONNTRACK_CLOSE_WAIT],
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "ip_conntrack_tcp_timeout_last_ack",
.data = &tcp_timeouts[TCP_CONNTRACK_LAST_ACK],
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "ip_conntrack_tcp_timeout_time_wait",
.data = &tcp_timeouts[TCP_CONNTRACK_TIME_WAIT],
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "ip_conntrack_tcp_timeout_close",
.data = &tcp_timeouts[TCP_CONNTRACK_CLOSE],
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "ip_conntrack_tcp_timeout_max_retrans",
.data = &nf_ct_tcp_timeout_max_retrans,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.ctl_name = NET_IPV4_NF_CONNTRACK_TCP_LOOSE,
@@ -1357,7 +1357,7 @@ static struct ctl_table tcp_compat_sysctl_table[] = {
.data = &nf_ct_tcp_loose,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV4_NF_CONNTRACK_TCP_BE_LIBERAL,
@@ -1365,7 +1365,7 @@ static struct ctl_table tcp_compat_sysctl_table[] = {
.data = &nf_ct_tcp_be_liberal,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_IPV4_NF_CONNTRACK_TCP_MAX_RETRANS,
@@ -1373,7 +1373,7 @@ static struct ctl_table tcp_compat_sysctl_table[] = {
.data = &nf_ct_tcp_max_retrans,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = 0
diff --git a/net/netfilter/nf_conntrack_proto_udp.c b/net/netfilter/nf_conntrack_proto_udp.c
index 7c2ca48698be..2b8b1f579f93 100644
--- a/net/netfilter/nf_conntrack_proto_udp.c
+++ b/net/netfilter/nf_conntrack_proto_udp.c
@@ -143,14 +143,14 @@ static struct ctl_table udp_sysctl_table[] = {
.data = &nf_ct_udp_timeout,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "nf_conntrack_udp_timeout_stream",
.data = &nf_ct_udp_timeout_stream,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.ctl_name = 0
@@ -163,14 +163,14 @@ static struct ctl_table udp_compat_sysctl_table[] = {
.data = &nf_ct_udp_timeout,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.procname = "ip_conntrack_udp_timeout_stream",
.data = &nf_ct_udp_timeout_stream,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.ctl_name = 0
diff --git a/net/netfilter/nf_conntrack_proto_udplite.c b/net/netfilter/nf_conntrack_proto_udplite.c
index d22d839e4f94..4579d8de13b1 100644
--- a/net/netfilter/nf_conntrack_proto_udplite.c
+++ b/net/netfilter/nf_conntrack_proto_udplite.c
@@ -151,7 +151,7 @@ static struct ctl_table udplite_sysctl_table[] = {
.data = &nf_ct_udplite_timeout,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.ctl_name = CTL_UNNUMBERED,
@@ -159,7 +159,7 @@ static struct ctl_table udplite_sysctl_table[] = {
.data = &nf_ct_udplite_timeout_stream,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_jiffies,
+ .proc_handler = proc_dointvec_jiffies,
},
{
.ctl_name = 0
diff --git a/net/netfilter/nf_conntrack_standalone.c b/net/netfilter/nf_conntrack_standalone.c
index 98106d4e89f0..f37b9b74c6a8 100644
--- a/net/netfilter/nf_conntrack_standalone.c
+++ b/net/netfilter/nf_conntrack_standalone.c
@@ -336,7 +336,7 @@ static ctl_table nf_ct_sysctl_table[] = {
.data = &nf_conntrack_max,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_NF_CONNTRACK_COUNT,
@@ -344,7 +344,7 @@ static ctl_table nf_ct_sysctl_table[] = {
.data = &init_net.ct.count,
.maxlen = sizeof(int),
.mode = 0444,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_NF_CONNTRACK_BUCKETS,
@@ -352,7 +352,7 @@ static ctl_table nf_ct_sysctl_table[] = {
.data = &nf_conntrack_htable_size,
.maxlen = sizeof(unsigned int),
.mode = 0444,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_NF_CONNTRACK_CHECKSUM,
@@ -360,7 +360,7 @@ static ctl_table nf_ct_sysctl_table[] = {
.data = &init_net.ct.sysctl_checksum,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = NET_NF_CONNTRACK_LOG_INVALID,
@@ -368,8 +368,8 @@ static ctl_table nf_ct_sysctl_table[] = {
.data = &init_net.ct.sysctl_log_invalid,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &log_invalid_proto_min,
.extra2 = &log_invalid_proto_max,
},
@@ -379,7 +379,7 @@ static ctl_table nf_ct_sysctl_table[] = {
.data = &nf_ct_expect_max,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{ .ctl_name = 0 }
};
@@ -393,7 +393,7 @@ static ctl_table nf_ct_netfilter_table[] = {
.data = &nf_conntrack_max,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{ .ctl_name = 0 }
};
diff --git a/net/netfilter/xt_hashlimit.c b/net/netfilter/xt_hashlimit.c
index 6fc4292d46e6..f97fded024c4 100644
--- a/net/netfilter/xt_hashlimit.c
+++ b/net/netfilter/xt_hashlimit.c
@@ -893,23 +893,21 @@ static int dl_seq_real_show(struct dsthash_ent *ent, u_int8_t family,
switch (family) {
case NFPROTO_IPV4:
- return seq_printf(s, "%ld %u.%u.%u.%u:%u->"
- "%u.%u.%u.%u:%u %u %u %u\n",
+ return seq_printf(s, "%ld %pI4:%u->%pI4:%u %u %u %u\n",
(long)(ent->expires - jiffies)/HZ,
- NIPQUAD(ent->dst.ip.src),
+ &ent->dst.ip.src,
ntohs(ent->dst.src_port),
- NIPQUAD(ent->dst.ip.dst),
+ &ent->dst.ip.dst,
ntohs(ent->dst.dst_port),
ent->rateinfo.credit, ent->rateinfo.credit_cap,
ent->rateinfo.cost);
#if defined(CONFIG_IP6_NF_IPTABLES) || defined(CONFIG_IP6_NF_IPTABLES_MODULE)
case NFPROTO_IPV6:
- return seq_printf(s, "%ld " NIP6_FMT ":%u->"
- NIP6_FMT ":%u %u %u %u\n",
+ return seq_printf(s, "%ld %pI6:%u->%pI6:%u %u %u %u\n",
(long)(ent->expires - jiffies)/HZ,
- NIP6(*(struct in6_addr *)&ent->dst.ip6.src),
+ &ent->dst.ip6.src,
ntohs(ent->dst.src_port),
- NIP6(*(struct in6_addr *)&ent->dst.ip6.dst),
+ &ent->dst.ip6.dst,
ntohs(ent->dst.dst_port),
ent->rateinfo.credit, ent->rateinfo.credit_cap,
ent->rateinfo.cost);
diff --git a/net/netfilter/xt_iprange.c b/net/netfilter/xt_iprange.c
index 7ac54eab0b00..501f9b623188 100644
--- a/net/netfilter/xt_iprange.c
+++ b/net/netfilter/xt_iprange.c
@@ -26,12 +26,11 @@ iprange_mt_v0(const struct sk_buff *skb, const struct xt_match_param *par)
if ((ntohl(iph->saddr) < ntohl(info->src.min_ip)
|| ntohl(iph->saddr) > ntohl(info->src.max_ip))
^ !!(info->flags & IPRANGE_SRC_INV)) {
- pr_debug("src IP %u.%u.%u.%u NOT in range %s"
- "%u.%u.%u.%u-%u.%u.%u.%u\n",
- NIPQUAD(iph->saddr),
+ pr_debug("src IP %pI4 NOT in range %s%pI4-%pI4\n",
+ &iph->saddr,
info->flags & IPRANGE_SRC_INV ? "(INV) " : "",
- NIPQUAD(info->src.min_ip),
- NIPQUAD(info->src.max_ip));
+ &info->src.min_ip,
+ &info->src.max_ip);
return false;
}
}
@@ -39,12 +38,11 @@ iprange_mt_v0(const struct sk_buff *skb, const struct xt_match_param *par)
if ((ntohl(iph->daddr) < ntohl(info->dst.min_ip)
|| ntohl(iph->daddr) > ntohl(info->dst.max_ip))
^ !!(info->flags & IPRANGE_DST_INV)) {
- pr_debug("dst IP %u.%u.%u.%u NOT in range %s"
- "%u.%u.%u.%u-%u.%u.%u.%u\n",
- NIPQUAD(iph->daddr),
+ pr_debug("dst IP %pI4 NOT in range %s%pI4-%pI4\n",
+ &iph->daddr,
info->flags & IPRANGE_DST_INV ? "(INV) " : "",
- NIPQUAD(info->dst.min_ip),
- NIPQUAD(info->dst.max_ip));
+ &info->dst.min_ip,
+ &info->dst.max_ip);
return false;
}
}
@@ -63,12 +61,11 @@ iprange_mt4(const struct sk_buff *skb, const struct xt_match_param *par)
m |= ntohl(iph->saddr) > ntohl(info->src_max.ip);
m ^= !!(info->flags & IPRANGE_SRC_INV);
if (m) {
- pr_debug("src IP " NIPQUAD_FMT " NOT in range %s"
- NIPQUAD_FMT "-" NIPQUAD_FMT "\n",
- NIPQUAD(iph->saddr),
+ pr_debug("src IP %pI4 NOT in range %s%pI4-%pI4\n",
+ &iph->saddr,
(info->flags & IPRANGE_SRC_INV) ? "(INV) " : "",
- NIPQUAD(info->src_max.ip),
- NIPQUAD(info->src_max.ip));
+ &info->src_max.ip,
+ &info->src_max.ip);
return false;
}
}
@@ -77,12 +74,11 @@ iprange_mt4(const struct sk_buff *skb, const struct xt_match_param *par)
m |= ntohl(iph->daddr) > ntohl(info->dst_max.ip);
m ^= !!(info->flags & IPRANGE_DST_INV);
if (m) {
- pr_debug("dst IP " NIPQUAD_FMT " NOT in range %s"
- NIPQUAD_FMT "-" NIPQUAD_FMT "\n",
- NIPQUAD(iph->daddr),
+ pr_debug("dst IP %pI4 NOT in range %s%pI4-%pI4\n",
+ &iph->daddr,
(info->flags & IPRANGE_DST_INV) ? "(INV) " : "",
- NIPQUAD(info->dst_min.ip),
- NIPQUAD(info->dst_max.ip));
+ &info->dst_min.ip,
+ &info->dst_max.ip);
return false;
}
}
diff --git a/net/netfilter/xt_recent.c b/net/netfilter/xt_recent.c
index 280c471bcdf4..3c3dd22b1d06 100644
--- a/net/netfilter/xt_recent.c
+++ b/net/netfilter/xt_recent.c
@@ -422,13 +422,11 @@ static int recent_seq_show(struct seq_file *seq, void *v)
i = (e->index - 1) % ip_pkt_list_tot;
if (e->family == NFPROTO_IPV4)
- seq_printf(seq, "src=" NIPQUAD_FMT " ttl: %u last_seen: %lu "
- "oldest_pkt: %u", NIPQUAD(e->addr.ip), e->ttl,
- e->stamps[i], e->index);
+ seq_printf(seq, "src=%pI4 ttl: %u last_seen: %lu oldest_pkt: %u",
+ &e->addr.ip, e->ttl, e->stamps[i], e->index);
else
- seq_printf(seq, "src=" NIP6_FMT " ttl: %u last_seen: %lu "
- "oldest_pkt: %u", NIP6(e->addr.in6), e->ttl,
- e->stamps[i], e->index);
+ seq_printf(seq, "src=%pI6 ttl: %u last_seen: %lu oldest_pkt: %u",
+ &e->addr.in6, e->ttl, e->stamps[i], e->index);
for (i = 0; i < e->nstamps; i++)
seq_printf(seq, "%s %lu", i ? "," : "", e->stamps[i]);
seq_printf(seq, "\n");
diff --git a/net/netlabel/netlabel_addrlist.c b/net/netlabel/netlabel_addrlist.c
index 249f6b92f153..834c6eb7f484 100644
--- a/net/netlabel/netlabel_addrlist.c
+++ b/net/netlabel/netlabel_addrlist.c
@@ -337,7 +337,7 @@ void netlbl_af4list_audit_addr(struct audit_buffer *audit_buf,
if (dev != NULL)
audit_log_format(audit_buf, " netif=%s", dev);
- audit_log_format(audit_buf, " %s=" NIPQUAD_FMT, dir, NIPQUAD(addr));
+ audit_log_format(audit_buf, " %s=%pI4", dir, &addr);
if (mask_val != 0xffffffff) {
u32 mask_len = 0;
while (mask_val > 0) {
@@ -371,7 +371,7 @@ void netlbl_af6list_audit_addr(struct audit_buffer *audit_buf,
if (dev != NULL)
audit_log_format(audit_buf, " netif=%s", dev);
- audit_log_format(audit_buf, " %s=" NIP6_FMT, dir, NIP6(*addr));
+ audit_log_format(audit_buf, " %s=%pI6", dir, addr);
if (ntohl(mask->s6_addr32[3]) != 0xffffffff) {
u32 mask_len = 0;
u32 mask_val;
diff --git a/net/netlink/attr.c b/net/netlink/attr.c
index 2d106cfe1d27..c83fea7da9a8 100644
--- a/net/netlink/attr.c
+++ b/net/netlink/attr.c
@@ -233,7 +233,7 @@ size_t nla_strlcpy(char *dst, const struct nlattr *nla, size_t dstsize)
*
* Returns the number of bytes copied.
*/
-int nla_memcpy(void *dest, struct nlattr *src, int count)
+int nla_memcpy(void *dest, const struct nlattr *src, int count)
{
int minlen = min_t(int, count, nla_len(src));
diff --git a/net/netrom/sysctl_net_netrom.c b/net/netrom/sysctl_net_netrom.c
index 34c96c9674df..7b49591fe87c 100644
--- a/net/netrom/sysctl_net_netrom.c
+++ b/net/netrom/sysctl_net_netrom.c
@@ -41,8 +41,8 @@ static ctl_table nr_table[] = {
.data = &sysctl_netrom_default_path_quality,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_quality,
.extra2 = &max_quality
},
@@ -52,8 +52,8 @@ static ctl_table nr_table[] = {
.data = &sysctl_netrom_obsolescence_count_initialiser,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_obs,
.extra2 = &max_obs
},
@@ -63,8 +63,8 @@ static ctl_table nr_table[] = {
.data = &sysctl_netrom_network_ttl_initialiser,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_ttl,
.extra2 = &max_ttl
},
@@ -74,8 +74,8 @@ static ctl_table nr_table[] = {
.data = &sysctl_netrom_transport_timeout,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_t1,
.extra2 = &max_t1
},
@@ -85,8 +85,8 @@ static ctl_table nr_table[] = {
.data = &sysctl_netrom_transport_maximum_tries,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_n2,
.extra2 = &max_n2
},
@@ -96,8 +96,8 @@ static ctl_table nr_table[] = {
.data = &sysctl_netrom_transport_acknowledge_delay,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_t2,
.extra2 = &max_t2
},
@@ -107,8 +107,8 @@ static ctl_table nr_table[] = {
.data = &sysctl_netrom_transport_busy_delay,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_t4,
.extra2 = &max_t4
},
@@ -118,8 +118,8 @@ static ctl_table nr_table[] = {
.data = &sysctl_netrom_transport_requested_window_size,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_window,
.extra2 = &max_window
},
@@ -129,8 +129,8 @@ static ctl_table nr_table[] = {
.data = &sysctl_netrom_transport_no_activity_timeout,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_idle,
.extra2 = &max_idle
},
@@ -140,8 +140,8 @@ static ctl_table nr_table[] = {
.data = &sysctl_netrom_routing_control,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_route,
.extra2 = &max_route
},
@@ -151,8 +151,8 @@ static ctl_table nr_table[] = {
.data = &sysctl_netrom_link_fails_count,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_fails,
.extra2 = &max_fails
},
@@ -162,8 +162,8 @@ static ctl_table nr_table[] = {
.data = &sysctl_netrom_reset_circuit,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_reset,
.extra2 = &max_reset
},
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index c718e7e3f7de..b4870a34c435 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -910,6 +910,7 @@ static int packet_release(struct socket *sock)
skb_queue_purge(&sk->sk_receive_queue);
sk_refcnt_debug_release(sk);
+ sock_prot_inuse_add(net, sk->sk_prot, -1);
sock_put(sk);
return 0;
}
@@ -1085,6 +1086,7 @@ static int packet_create(struct net *net, struct socket *sock, int protocol)
write_lock_bh(&net->packet.sklist_lock);
sk_add_node(sk, &net->packet.sklist);
write_unlock_bh(&net->packet.sklist_lock);
+ sock_prot_inuse_add(net, &packet_proto, 1);
return(0);
out:
return err;
diff --git a/net/phonet/pep-gprs.c b/net/phonet/pep-gprs.c
index 9978afbd9f2a..e6e8e44852e5 100644
--- a/net/phonet/pep-gprs.c
+++ b/net/phonet/pep-gprs.c
@@ -41,7 +41,6 @@ struct gprs_dev {
void (*old_write_space)(struct sock *);
struct net_device *net;
- struct net_device_stats stats;
struct sk_buff_head tx_queue;
struct work_struct tx_work;
@@ -49,14 +48,14 @@ struct gprs_dev {
unsigned tx_max;
};
-static int gprs_type_trans(struct sk_buff *skb)
+static __be16 gprs_type_trans(struct sk_buff *skb)
{
const u8 *pvfc;
u8 buf;
pvfc = skb_header_pointer(skb, 0, 1, &buf);
if (!pvfc)
- return 0;
+ return htons(0);
/* Look at IP version field */
switch (*pvfc >> 4) {
case 4:
@@ -64,7 +63,7 @@ static int gprs_type_trans(struct sk_buff *skb)
case 6:
return htons(ETH_P_IPV6);
}
- return 0;
+ return htons(0);
}
/*
@@ -83,8 +82,9 @@ static void gprs_state_change(struct sock *sk)
static int gprs_recv(struct gprs_dev *dev, struct sk_buff *skb)
{
+ struct net_device *net = dev->net;
int err = 0;
- u16 protocol = gprs_type_trans(skb);
+ __be16 protocol = gprs_type_trans(skb);
if (!protocol) {
err = -EINVAL;
@@ -99,7 +99,7 @@ static int gprs_recv(struct gprs_dev *dev, struct sk_buff *skb)
* so wrap the IP packet as a single fragment of an head-less
* socket buffer. The network stack will pull what it needs,
* but at least, the whole IP payload is not memcpy'd. */
- rskb = netdev_alloc_skb(dev->net, 0);
+ rskb = netdev_alloc_skb(net, 0);
if (!rskb) {
err = -ENOBUFS;
goto drop;
@@ -123,11 +123,11 @@ static int gprs_recv(struct gprs_dev *dev, struct sk_buff *skb)
skb->protocol = protocol;
skb_reset_mac_header(skb);
- skb->dev = dev->net;
+ skb->dev = net;
- if (likely(dev->net->flags & IFF_UP)) {
- dev->stats.rx_packets++;
- dev->stats.rx_bytes += skb->len;
+ if (likely(net->flags & IFF_UP)) {
+ net->stats.rx_packets++;
+ net->stats.rx_bytes += skb->len;
netif_rx(skb);
skb = NULL;
} else
@@ -136,7 +136,7 @@ static int gprs_recv(struct gprs_dev *dev, struct sk_buff *skb)
drop:
if (skb) {
dev_kfree_skb(skb);
- dev->stats.rx_dropped++;
+ net->stats.rx_dropped++;
}
return err;
}
@@ -199,14 +199,15 @@ static int gprs_xmit(struct sk_buff *skb, struct net_device *net)
static void gprs_tx(struct work_struct *work)
{
struct gprs_dev *dev = container_of(work, struct gprs_dev, tx_work);
+ struct net_device *net = dev->net;
struct sock *sk = dev->sk;
struct sk_buff *skb;
while ((skb = skb_dequeue(&dev->tx_queue)) != NULL) {
int err;
- dev->stats.tx_bytes += skb->len;
- dev->stats.tx_packets++;
+ net->stats.tx_bytes += skb->len;
+ net->stats.tx_packets++;
skb_orphan(skb);
skb_set_owner_w(skb, sk);
@@ -215,9 +216,9 @@ static void gprs_tx(struct work_struct *work)
err = pep_write(sk, skb);
if (err) {
LIMIT_NETDEBUG(KERN_WARNING"%s: TX error (%d)\n",
- dev->net->name, err);
- dev->stats.tx_aborted_errors++;
- dev->stats.tx_errors++;
+ net->name, err);
+ net->stats.tx_aborted_errors++;
+ net->stats.tx_errors++;
}
release_sock(sk);
}
@@ -236,13 +237,6 @@ static int gprs_set_mtu(struct net_device *net, int new_mtu)
return 0;
}
-static struct net_device_stats *gprs_get_stats(struct net_device *net)
-{
- struct gprs_dev *dev = netdev_priv(net);
-
- return &dev->stats;
-}
-
static void gprs_setup(struct net_device *net)
{
net->features = NETIF_F_FRAGLIST;
@@ -256,7 +250,6 @@ static void gprs_setup(struct net_device *net)
net->destructor = free_netdev;
net->hard_start_xmit = gprs_xmit; /* mandatory */
net->change_mtu = gprs_set_mtu;
- net->get_stats = gprs_get_stats;
}
/*
diff --git a/net/phonet/sysctl.c b/net/phonet/sysctl.c
index 600a4309b8c8..0e3347bbdb12 100644
--- a/net/phonet/sysctl.c
+++ b/net/phonet/sysctl.c
@@ -89,7 +89,7 @@ static struct ctl_table phonet_table[] = {
.data = &local_port_range,
.maxlen = sizeof(local_port_range),
.mode = 0644,
- .proc_handler = &proc_local_port_range,
+ .proc_handler = proc_local_port_range,
.strategy = NULL,
},
{ .ctl_name = 0 }
diff --git a/net/rfkill/rfkill-input.c b/net/rfkill/rfkill-input.c
index bfdade72e066..84efde97c5a7 100644
--- a/net/rfkill/rfkill-input.c
+++ b/net/rfkill/rfkill-input.c
@@ -24,138 +24,318 @@ MODULE_AUTHOR("Dmitry Torokhov <dtor@mail.ru>");
MODULE_DESCRIPTION("Input layer to RF switch connector");
MODULE_LICENSE("GPL");
+enum rfkill_input_master_mode {
+ RFKILL_INPUT_MASTER_DONOTHING = 0,
+ RFKILL_INPUT_MASTER_RESTORE = 1,
+ RFKILL_INPUT_MASTER_UNBLOCKALL = 2,
+ RFKILL_INPUT_MASTER_MAX, /* marker */
+};
+
+/* Delay (in ms) between consecutive switch ops */
+#define RFKILL_OPS_DELAY 200
+
+static enum rfkill_input_master_mode rfkill_master_switch_mode =
+ RFKILL_INPUT_MASTER_UNBLOCKALL;
+module_param_named(master_switch_mode, rfkill_master_switch_mode, uint, 0);
+MODULE_PARM_DESC(master_switch_mode,
+ "SW_RFKILL_ALL ON should: 0=do nothing; 1=restore; 2=unblock all");
+
+enum rfkill_global_sched_op {
+ RFKILL_GLOBAL_OP_EPO = 0,
+ RFKILL_GLOBAL_OP_RESTORE,
+ RFKILL_GLOBAL_OP_UNLOCK,
+ RFKILL_GLOBAL_OP_UNBLOCK,
+};
+
+/*
+ * Currently, the code marked with RFKILL_NEED_SWSET is inactive.
+ * If handling of EV_SW SW_WLAN/WWAN/BLUETOOTH/etc is needed in the
+ * future, when such events are added, that code will be necessary.
+ */
+
struct rfkill_task {
- struct work_struct work;
- enum rfkill_type type;
- struct mutex mutex; /* ensures that task is serialized */
- spinlock_t lock; /* for accessing last and desired state */
- unsigned long last; /* last schedule */
- enum rfkill_state desired_state; /* on/off */
+ struct delayed_work dwork;
+
+ /* ensures that task is serialized */
+ struct mutex mutex;
+
+ /* protects everything below */
+ spinlock_t lock;
+
+ /* pending regular switch operations (1=pending) */
+ unsigned long sw_pending[BITS_TO_LONGS(RFKILL_TYPE_MAX)];
+
+#ifdef RFKILL_NEED_SWSET
+ /* set operation pending (1=pending) */
+ unsigned long sw_setpending[BITS_TO_LONGS(RFKILL_TYPE_MAX)];
+
+ /* desired state for pending set operation (1=unblock) */
+ unsigned long sw_newstate[BITS_TO_LONGS(RFKILL_TYPE_MAX)];
+#endif
+
+ /* should the state be complemented (1=yes) */
+ unsigned long sw_togglestate[BITS_TO_LONGS(RFKILL_TYPE_MAX)];
+
+ bool global_op_pending;
+ enum rfkill_global_sched_op op;
+
+ /* last time it was scheduled */
+ unsigned long last_scheduled;
};
+static void __rfkill_handle_global_op(enum rfkill_global_sched_op op)
+{
+ unsigned int i;
+
+ switch (op) {
+ case RFKILL_GLOBAL_OP_EPO:
+ rfkill_epo();
+ break;
+ case RFKILL_GLOBAL_OP_RESTORE:
+ rfkill_restore_states();
+ break;
+ case RFKILL_GLOBAL_OP_UNLOCK:
+ rfkill_remove_epo_lock();
+ break;
+ case RFKILL_GLOBAL_OP_UNBLOCK:
+ rfkill_remove_epo_lock();
+ for (i = 0; i < RFKILL_TYPE_MAX; i++)
+ rfkill_switch_all(i, RFKILL_STATE_UNBLOCKED);
+ break;
+ default:
+ /* memory corruption or bug, fail safely */
+ rfkill_epo();
+ WARN(1, "Unknown requested operation %d! "
+ "rfkill Emergency Power Off activated\n",
+ op);
+ }
+}
+
+#ifdef RFKILL_NEED_SWSET
+static void __rfkill_handle_normal_op(const enum rfkill_type type,
+ const bool sp, const bool s, const bool c)
+{
+ enum rfkill_state state;
+
+ if (sp)
+ state = (s) ? RFKILL_STATE_UNBLOCKED :
+ RFKILL_STATE_SOFT_BLOCKED;
+ else
+ state = rfkill_get_global_state(type);
+
+ if (c)
+ state = rfkill_state_complement(state);
+
+ rfkill_switch_all(type, state);
+}
+#else
+static void __rfkill_handle_normal_op(const enum rfkill_type type,
+ const bool c)
+{
+ enum rfkill_state state;
+
+ state = rfkill_get_global_state(type);
+ if (c)
+ state = rfkill_state_complement(state);
+
+ rfkill_switch_all(type, state);
+}
+#endif
+
static void rfkill_task_handler(struct work_struct *work)
{
- struct rfkill_task *task = container_of(work, struct rfkill_task, work);
+ struct rfkill_task *task = container_of(work,
+ struct rfkill_task, dwork.work);
+ bool doit = true;
mutex_lock(&task->mutex);
- rfkill_switch_all(task->type, task->desired_state);
+ spin_lock_irq(&task->lock);
+ while (doit) {
+ if (task->global_op_pending) {
+ enum rfkill_global_sched_op op = task->op;
+ task->global_op_pending = false;
+ memset(task->sw_pending, 0, sizeof(task->sw_pending));
+ spin_unlock_irq(&task->lock);
+
+ __rfkill_handle_global_op(op);
+
+ /* make sure we do at least one pass with
+ * !task->global_op_pending */
+ spin_lock_irq(&task->lock);
+ continue;
+ } else if (!rfkill_is_epo_lock_active()) {
+ unsigned int i = 0;
+
+ while (!task->global_op_pending &&
+ i < RFKILL_TYPE_MAX) {
+ if (test_and_clear_bit(i, task->sw_pending)) {
+ bool c;
+#ifdef RFKILL_NEED_SWSET
+ bool sp, s;
+ sp = test_and_clear_bit(i,
+ task->sw_setpending);
+ s = test_bit(i, task->sw_newstate);
+#endif
+ c = test_and_clear_bit(i,
+ task->sw_togglestate);
+ spin_unlock_irq(&task->lock);
+
+#ifdef RFKILL_NEED_SWSET
+ __rfkill_handle_normal_op(i, sp, s, c);
+#else
+ __rfkill_handle_normal_op(i, c);
+#endif
+
+ spin_lock_irq(&task->lock);
+ }
+ i++;
+ }
+ }
+ doit = task->global_op_pending;
+ }
+ spin_unlock_irq(&task->lock);
mutex_unlock(&task->mutex);
}
-static void rfkill_task_epo_handler(struct work_struct *work)
+static struct rfkill_task rfkill_task = {
+ .dwork = __DELAYED_WORK_INITIALIZER(rfkill_task.dwork,
+ rfkill_task_handler),
+ .mutex = __MUTEX_INITIALIZER(rfkill_task.mutex),
+ .lock = __SPIN_LOCK_UNLOCKED(rfkill_task.lock),
+};
+
+static unsigned long rfkill_ratelimit(const unsigned long last)
{
- rfkill_epo();
+ const unsigned long delay = msecs_to_jiffies(RFKILL_OPS_DELAY);
+ return (time_after(jiffies, last + delay)) ? 0 : delay;
}
-static DECLARE_WORK(epo_work, rfkill_task_epo_handler);
+static void rfkill_schedule_ratelimited(void)
+{
+ if (!delayed_work_pending(&rfkill_task.dwork)) {
+ schedule_delayed_work(&rfkill_task.dwork,
+ rfkill_ratelimit(rfkill_task.last_scheduled));
+ rfkill_task.last_scheduled = jiffies;
+ }
+}
-static void rfkill_schedule_epo(void)
+static void rfkill_schedule_global_op(enum rfkill_global_sched_op op)
{
- schedule_work(&epo_work);
+ unsigned long flags;
+
+ spin_lock_irqsave(&rfkill_task.lock, flags);
+ rfkill_task.op = op;
+ rfkill_task.global_op_pending = true;
+ if (op == RFKILL_GLOBAL_OP_EPO && !rfkill_is_epo_lock_active()) {
+ /* bypass the limiter for EPO */
+ cancel_delayed_work(&rfkill_task.dwork);
+ schedule_delayed_work(&rfkill_task.dwork, 0);
+ rfkill_task.last_scheduled = jiffies;
+ } else
+ rfkill_schedule_ratelimited();
+ spin_unlock_irqrestore(&rfkill_task.lock, flags);
}
-static void rfkill_schedule_set(struct rfkill_task *task,
+#ifdef RFKILL_NEED_SWSET
+/* Use this if you need to add EV_SW SW_WLAN/WWAN/BLUETOOTH/etc handling */
+
+static void rfkill_schedule_set(enum rfkill_type type,
enum rfkill_state desired_state)
{
unsigned long flags;
- if (unlikely(work_pending(&epo_work)))
+ if (rfkill_is_epo_lock_active())
return;
- spin_lock_irqsave(&task->lock, flags);
-
- if (time_after(jiffies, task->last + msecs_to_jiffies(200))) {
- task->desired_state = desired_state;
- task->last = jiffies;
- schedule_work(&task->work);
+ spin_lock_irqsave(&rfkill_task.lock, flags);
+ if (!rfkill_task.global_op_pending) {
+ set_bit(type, rfkill_task.sw_pending);
+ set_bit(type, rfkill_task.sw_setpending);
+ clear_bit(type, rfkill_task.sw_togglestate);
+ if (desired_state)
+ set_bit(type, rfkill_task.sw_newstate);
+ else
+ clear_bit(type, rfkill_task.sw_newstate);
+ rfkill_schedule_ratelimited();
}
-
- spin_unlock_irqrestore(&task->lock, flags);
+ spin_unlock_irqrestore(&rfkill_task.lock, flags);
}
+#endif
-static void rfkill_schedule_toggle(struct rfkill_task *task)
+static void rfkill_schedule_toggle(enum rfkill_type type)
{
unsigned long flags;
- if (unlikely(work_pending(&epo_work)))
+ if (rfkill_is_epo_lock_active())
return;
- spin_lock_irqsave(&task->lock, flags);
-
- if (time_after(jiffies, task->last + msecs_to_jiffies(200))) {
- task->desired_state =
- rfkill_state_complement(task->desired_state);
- task->last = jiffies;
- schedule_work(&task->work);
+ spin_lock_irqsave(&rfkill_task.lock, flags);
+ if (!rfkill_task.global_op_pending) {
+ set_bit(type, rfkill_task.sw_pending);
+ change_bit(type, rfkill_task.sw_togglestate);
+ rfkill_schedule_ratelimited();
}
-
- spin_unlock_irqrestore(&task->lock, flags);
+ spin_unlock_irqrestore(&rfkill_task.lock, flags);
}
-#define DEFINE_RFKILL_TASK(n, t) \
- struct rfkill_task n = { \
- .work = __WORK_INITIALIZER(n.work, \
- rfkill_task_handler), \
- .type = t, \
- .mutex = __MUTEX_INITIALIZER(n.mutex), \
- .lock = __SPIN_LOCK_UNLOCKED(n.lock), \
- .desired_state = RFKILL_STATE_UNBLOCKED, \
- }
-
-static DEFINE_RFKILL_TASK(rfkill_wlan, RFKILL_TYPE_WLAN);
-static DEFINE_RFKILL_TASK(rfkill_bt, RFKILL_TYPE_BLUETOOTH);
-static DEFINE_RFKILL_TASK(rfkill_uwb, RFKILL_TYPE_UWB);
-static DEFINE_RFKILL_TASK(rfkill_wimax, RFKILL_TYPE_WIMAX);
-static DEFINE_RFKILL_TASK(rfkill_wwan, RFKILL_TYPE_WWAN);
-
static void rfkill_schedule_evsw_rfkillall(int state)
{
- /* EVERY radio type. state != 0 means radios ON */
- /* handle EPO (emergency power off) through shortcut */
if (state) {
- rfkill_schedule_set(&rfkill_wwan,
- RFKILL_STATE_UNBLOCKED);
- rfkill_schedule_set(&rfkill_wimax,
- RFKILL_STATE_UNBLOCKED);
- rfkill_schedule_set(&rfkill_uwb,
- RFKILL_STATE_UNBLOCKED);
- rfkill_schedule_set(&rfkill_bt,
- RFKILL_STATE_UNBLOCKED);
- rfkill_schedule_set(&rfkill_wlan,
- RFKILL_STATE_UNBLOCKED);
+ switch (rfkill_master_switch_mode) {
+ case RFKILL_INPUT_MASTER_UNBLOCKALL:
+ rfkill_schedule_global_op(RFKILL_GLOBAL_OP_UNBLOCK);
+ break;
+ case RFKILL_INPUT_MASTER_RESTORE:
+ rfkill_schedule_global_op(RFKILL_GLOBAL_OP_RESTORE);
+ break;
+ case RFKILL_INPUT_MASTER_DONOTHING:
+ rfkill_schedule_global_op(RFKILL_GLOBAL_OP_UNLOCK);
+ break;
+ default:
+ /* memory corruption or driver bug! fail safely */
+ rfkill_schedule_global_op(RFKILL_GLOBAL_OP_EPO);
+ WARN(1, "Unknown rfkill_master_switch_mode (%d), "
+ "driver bug or memory corruption detected!\n",
+ rfkill_master_switch_mode);
+ break;
+ }
} else
- rfkill_schedule_epo();
+ rfkill_schedule_global_op(RFKILL_GLOBAL_OP_EPO);
}
static void rfkill_event(struct input_handle *handle, unsigned int type,
unsigned int code, int data)
{
if (type == EV_KEY && data == 1) {
+ enum rfkill_type t;
+
switch (code) {
case KEY_WLAN:
- rfkill_schedule_toggle(&rfkill_wlan);
+ t = RFKILL_TYPE_WLAN;
break;
case KEY_BLUETOOTH:
- rfkill_schedule_toggle(&rfkill_bt);
+ t = RFKILL_TYPE_BLUETOOTH;
break;
case KEY_UWB:
- rfkill_schedule_toggle(&rfkill_uwb);
+ t = RFKILL_TYPE_UWB;
break;
case KEY_WIMAX:
- rfkill_schedule_toggle(&rfkill_wimax);
+ t = RFKILL_TYPE_WIMAX;
break;
default:
- break;
+ return;
}
+ rfkill_schedule_toggle(t);
+ return;
} else if (type == EV_SW) {
switch (code) {
case SW_RFKILL_ALL:
rfkill_schedule_evsw_rfkillall(data);
- break;
+ return;
default:
- break;
+ return;
}
}
}
@@ -256,18 +436,23 @@ static struct input_handler rfkill_handler = {
static int __init rfkill_handler_init(void)
{
- unsigned long last_run = jiffies - msecs_to_jiffies(500);
- rfkill_wlan.last = last_run;
- rfkill_bt.last = last_run;
- rfkill_uwb.last = last_run;
- rfkill_wimax.last = last_run;
+ if (rfkill_master_switch_mode >= RFKILL_INPUT_MASTER_MAX)
+ return -EINVAL;
+
+ /*
+ * The penalty to not doing this is a possible RFKILL_OPS_DELAY delay
+ * at the first use. Acceptable, but if we can avoid it, why not?
+ */
+ rfkill_task.last_scheduled =
+ jiffies - msecs_to_jiffies(RFKILL_OPS_DELAY) - 1;
return input_register_handler(&rfkill_handler);
}
static void __exit rfkill_handler_exit(void)
{
input_unregister_handler(&rfkill_handler);
- flush_scheduled_work();
+ cancel_delayed_work_sync(&rfkill_task.dwork);
+ rfkill_remove_epo_lock();
}
module_init(rfkill_handler_init);
diff --git a/net/rfkill/rfkill-input.h b/net/rfkill/rfkill-input.h
index bbfa646157c6..fe8df6b5b935 100644
--- a/net/rfkill/rfkill-input.h
+++ b/net/rfkill/rfkill-input.h
@@ -14,5 +14,8 @@
void rfkill_switch_all(enum rfkill_type type, enum rfkill_state state);
void rfkill_epo(void);
void rfkill_restore_states(void);
+void rfkill_remove_epo_lock(void);
+bool rfkill_is_epo_lock_active(void);
+enum rfkill_state rfkill_get_global_state(const enum rfkill_type type);
#endif /* __RFKILL_INPUT_H */
diff --git a/net/rfkill/rfkill.c b/net/rfkill/rfkill.c
index 25ba3bd57e66..ec26eae8004d 100644
--- a/net/rfkill/rfkill.c
+++ b/net/rfkill/rfkill.c
@@ -51,6 +51,7 @@ struct rfkill_gsw_state {
static struct rfkill_gsw_state rfkill_global_states[RFKILL_TYPE_MAX];
static unsigned long rfkill_states_lockdflt[BITS_TO_LONGS(RFKILL_TYPE_MAX)];
+static bool rfkill_epo_lock_active;
static BLOCKING_NOTIFIER_HEAD(rfkill_notifier_list);
@@ -264,11 +265,14 @@ static void __rfkill_switch_all(const enum rfkill_type type,
*
* Acquires rfkill_global_mutex and calls __rfkill_switch_all(@type, @state).
* Please refer to __rfkill_switch_all() for details.
+ *
+ * Does nothing if the EPO lock is active.
*/
void rfkill_switch_all(enum rfkill_type type, enum rfkill_state state)
{
mutex_lock(&rfkill_global_mutex);
- __rfkill_switch_all(type, state);
+ if (!rfkill_epo_lock_active)
+ __rfkill_switch_all(type, state);
mutex_unlock(&rfkill_global_mutex);
}
EXPORT_SYMBOL(rfkill_switch_all);
@@ -289,6 +293,7 @@ void rfkill_epo(void)
mutex_lock(&rfkill_global_mutex);
+ rfkill_epo_lock_active = true;
list_for_each_entry(rfkill, &rfkill_list, node) {
mutex_lock(&rfkill->mutex);
rfkill_toggle_radio(rfkill, RFKILL_STATE_SOFT_BLOCKED, 1);
@@ -317,6 +322,7 @@ void rfkill_restore_states(void)
mutex_lock(&rfkill_global_mutex);
+ rfkill_epo_lock_active = false;
for (i = 0; i < RFKILL_TYPE_MAX; i++)
__rfkill_switch_all(i, rfkill_global_states[i].default_state);
mutex_unlock(&rfkill_global_mutex);
@@ -324,6 +330,48 @@ void rfkill_restore_states(void)
EXPORT_SYMBOL_GPL(rfkill_restore_states);
/**
+ * rfkill_remove_epo_lock - unlock state changes
+ *
+ * Used by rfkill-input manually unlock state changes, when
+ * the EPO switch is deactivated.
+ */
+void rfkill_remove_epo_lock(void)
+{
+ mutex_lock(&rfkill_global_mutex);
+ rfkill_epo_lock_active = false;
+ mutex_unlock(&rfkill_global_mutex);
+}
+EXPORT_SYMBOL_GPL(rfkill_remove_epo_lock);
+
+/**
+ * rfkill_is_epo_lock_active - returns true EPO is active
+ *
+ * Returns 0 (false) if there is NOT an active EPO contidion,
+ * and 1 (true) if there is an active EPO contition, which
+ * locks all radios in one of the BLOCKED states.
+ *
+ * Can be called in atomic context.
+ */
+bool rfkill_is_epo_lock_active(void)
+{
+ return rfkill_epo_lock_active;
+}
+EXPORT_SYMBOL_GPL(rfkill_is_epo_lock_active);
+
+/**
+ * rfkill_get_global_state - returns global state for a type
+ * @type: the type to get the global state of
+ *
+ * Returns the current global state for a given wireless
+ * device type.
+ */
+enum rfkill_state rfkill_get_global_state(const enum rfkill_type type)
+{
+ return rfkill_global_states[type].current_state;
+}
+EXPORT_SYMBOL_GPL(rfkill_get_global_state);
+
+/**
* rfkill_force_state - Force the internal rfkill radio state
* @rfkill: pointer to the rfkill class to modify.
* @state: the current radio state the class should be forced to.
@@ -431,9 +479,15 @@ static ssize_t rfkill_state_store(struct device *dev,
state != RFKILL_STATE_SOFT_BLOCKED)
return -EINVAL;
- if (mutex_lock_interruptible(&rfkill->mutex))
- return -ERESTARTSYS;
- error = rfkill_toggle_radio(rfkill, state, 0);
+ error = mutex_lock_killable(&rfkill->mutex);
+ if (error)
+ return error;
+
+ if (!rfkill_epo_lock_active)
+ error = rfkill_toggle_radio(rfkill, state, 0);
+ else
+ error = -EPERM;
+
mutex_unlock(&rfkill->mutex);
return error ? error : count;
@@ -472,12 +526,12 @@ static ssize_t rfkill_claim_store(struct device *dev,
* Take the global lock to make sure the kernel is not in
* the middle of rfkill_switch_all
*/
- error = mutex_lock_interruptible(&rfkill_global_mutex);
+ error = mutex_lock_killable(&rfkill_global_mutex);
if (error)
return error;
if (rfkill->user_claim != claim) {
- if (!claim) {
+ if (!claim && !rfkill_epo_lock_active) {
mutex_lock(&rfkill->mutex);
rfkill_toggle_radio(rfkill,
rfkill_global_states[rfkill->type].current_state,
@@ -527,8 +581,17 @@ static int rfkill_resume(struct device *dev)
dev->power.power_state.event = PM_EVENT_ON;
- /* restore radio state AND notify everybody */
- rfkill_toggle_radio(rfkill, rfkill->state, 1);
+ /*
+ * If we are under EPO, kick transmitter offline,
+ * otherwise restore to pre-suspend state.
+ *
+ * Issue a notification in any case
+ */
+ rfkill_toggle_radio(rfkill,
+ rfkill_epo_lock_active ?
+ RFKILL_STATE_SOFT_BLOCKED :
+ rfkill->state,
+ 1);
mutex_unlock(&rfkill->mutex);
}
@@ -711,7 +774,7 @@ static void rfkill_led_trigger_register(struct rfkill *rfkill)
int error;
if (!rfkill->led_trigger.name)
- rfkill->led_trigger.name = rfkill->dev.bus_id;
+ rfkill->led_trigger.name = dev_name(&rfkill->dev);
if (!rfkill->led_trigger.activate)
rfkill->led_trigger.activate = rfkill_led_trigger_activate;
error = led_trigger_register(&rfkill->led_trigger);
@@ -752,8 +815,7 @@ int __must_check rfkill_register(struct rfkill *rfkill)
"badly initialized rfkill struct\n"))
return -EINVAL;
- snprintf(dev->bus_id, sizeof(dev->bus_id),
- "rfkill%ld", (long)atomic_inc_return(&rfkill_no) - 1);
+ dev_set_name(dev, "rfkill%ld", (long)atomic_inc_return(&rfkill_no) - 1);
rfkill_led_trigger_register(rfkill);
@@ -833,6 +895,7 @@ int rfkill_set_default(enum rfkill_type type, enum rfkill_state state)
if (!test_and_set_bit(type, rfkill_states_lockdflt)) {
rfkill_global_states[type].default_state = state;
+ rfkill_global_states[type].current_state = state;
error = 0;
} else
error = -EPERM;
diff --git a/net/rose/sysctl_net_rose.c b/net/rose/sysctl_net_rose.c
index 20be3485a97f..3bfe504faf86 100644
--- a/net/rose/sysctl_net_rose.c
+++ b/net/rose/sysctl_net_rose.c
@@ -31,8 +31,8 @@ static ctl_table rose_table[] = {
.data = &sysctl_rose_restart_request_timeout,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_timer,
.extra2 = &max_timer
},
@@ -42,8 +42,8 @@ static ctl_table rose_table[] = {
.data = &sysctl_rose_call_request_timeout,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_timer,
.extra2 = &max_timer
},
@@ -53,8 +53,8 @@ static ctl_table rose_table[] = {
.data = &sysctl_rose_reset_request_timeout,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_timer,
.extra2 = &max_timer
},
@@ -64,8 +64,8 @@ static ctl_table rose_table[] = {
.data = &sysctl_rose_clear_request_timeout,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_timer,
.extra2 = &max_timer
},
@@ -75,8 +75,8 @@ static ctl_table rose_table[] = {
.data = &sysctl_rose_no_activity_timeout,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_idle,
.extra2 = &max_idle
},
@@ -86,8 +86,8 @@ static ctl_table rose_table[] = {
.data = &sysctl_rose_ack_hold_back_timeout,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_timer,
.extra2 = &max_timer
},
@@ -97,8 +97,8 @@ static ctl_table rose_table[] = {
.data = &sysctl_rose_routing_control,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_route,
.extra2 = &max_route
},
@@ -108,8 +108,8 @@ static ctl_table rose_table[] = {
.data = &sysctl_rose_link_fail_timeout,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_ftimer,
.extra2 = &max_ftimer
},
@@ -119,8 +119,8 @@ static ctl_table rose_table[] = {
.data = &sysctl_rose_maximum_vcs,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_maxvcs,
.extra2 = &max_maxvcs
},
@@ -130,8 +130,8 @@ static ctl_table rose_table[] = {
.data = &sysctl_rose_window_size,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_window,
.extra2 = &max_window
},
diff --git a/net/rxrpc/af_rxrpc.c b/net/rxrpc/af_rxrpc.c
index 32e489118beb..d7d2bed7a699 100644
--- a/net/rxrpc/af_rxrpc.c
+++ b/net/rxrpc/af_rxrpc.c
@@ -96,9 +96,9 @@ static int rxrpc_validate_address(struct rxrpc_sock *rx,
switch (srx->transport.family) {
case AF_INET:
- _debug("INET: %x @ %u.%u.%u.%u",
+ _debug("INET: %x @ %pI4",
ntohs(srx->transport.sin.sin_port),
- NIPQUAD(srx->transport.sin.sin_addr));
+ &srx->transport.sin.sin_addr);
if (srx->transport_len > 8)
memset((void *)&srx->transport + 8, 0,
srx->transport_len - 8);
diff --git a/net/rxrpc/ar-error.c b/net/rxrpc/ar-error.c
index 6cb3e8890e7e..d4d1ae26d293 100644
--- a/net/rxrpc/ar-error.c
+++ b/net/rxrpc/ar-error.c
@@ -49,8 +49,7 @@ void rxrpc_UDP_error_report(struct sock *sk)
addr = *(__be32 *)(skb_network_header(skb) + serr->addr_offset);
port = serr->port;
- _net("Rx UDP Error from "NIPQUAD_FMT":%hu",
- NIPQUAD(addr), ntohs(port));
+ _net("Rx UDP Error from %pI4:%hu", &addr, ntohs(port));
_debug("Msg l:%d d:%d", skb->len, skb->data_len);
peer = rxrpc_find_peer(local, addr, port);
diff --git a/net/rxrpc/ar-local.c b/net/rxrpc/ar-local.c
index f3a2bd747a8f..807535ff29b5 100644
--- a/net/rxrpc/ar-local.c
+++ b/net/rxrpc/ar-local.c
@@ -131,10 +131,10 @@ struct rxrpc_local *rxrpc_lookup_local(struct sockaddr_rxrpc *srx)
struct rxrpc_local *local;
int ret;
- _enter("{%d,%u,%u.%u.%u.%u+%hu}",
+ _enter("{%d,%u,%pI4+%hu}",
srx->transport_type,
srx->transport.family,
- NIPQUAD(srx->transport.sin.sin_addr),
+ &srx->transport.sin.sin_addr,
ntohs(srx->transport.sin.sin_port));
down_write(&rxrpc_local_sem);
@@ -143,10 +143,10 @@ struct rxrpc_local *rxrpc_lookup_local(struct sockaddr_rxrpc *srx)
read_lock_bh(&rxrpc_local_lock);
list_for_each_entry(local, &rxrpc_locals, link) {
- _debug("CMP {%d,%u,%u.%u.%u.%u+%hu}",
+ _debug("CMP {%d,%u,%pI4+%hu}",
local->srx.transport_type,
local->srx.transport.family,
- NIPQUAD(local->srx.transport.sin.sin_addr),
+ &local->srx.transport.sin.sin_addr,
ntohs(local->srx.transport.sin.sin_port));
if (local->srx.transport_type != srx->transport_type ||
@@ -188,11 +188,11 @@ struct rxrpc_local *rxrpc_lookup_local(struct sockaddr_rxrpc *srx)
up_write(&rxrpc_local_sem);
- _net("LOCAL new %d {%d,%u,%u.%u.%u.%u+%hu}",
+ _net("LOCAL new %d {%d,%u,%pI4+%hu}",
local->debug_id,
local->srx.transport_type,
local->srx.transport.family,
- NIPQUAD(local->srx.transport.sin.sin_addr),
+ &local->srx.transport.sin.sin_addr,
ntohs(local->srx.transport.sin.sin_port));
_leave(" = %p [new]", local);
@@ -203,11 +203,11 @@ found_local:
read_unlock_bh(&rxrpc_local_lock);
up_write(&rxrpc_local_sem);
- _net("LOCAL old %d {%d,%u,%u.%u.%u.%u+%hu}",
+ _net("LOCAL old %d {%d,%u,%pI4+%hu}",
local->debug_id,
local->srx.transport_type,
local->srx.transport.family,
- NIPQUAD(local->srx.transport.sin.sin_addr),
+ &local->srx.transport.sin.sin_addr,
ntohs(local->srx.transport.sin.sin_port));
_leave(" = %p [reuse]", local);
diff --git a/net/rxrpc/ar-peer.c b/net/rxrpc/ar-peer.c
index 2abe2081a5e8..edc026c1eb76 100644
--- a/net/rxrpc/ar-peer.c
+++ b/net/rxrpc/ar-peer.c
@@ -123,10 +123,10 @@ struct rxrpc_peer *rxrpc_get_peer(struct sockaddr_rxrpc *srx, gfp_t gfp)
const char *new = "old";
int usage;
- _enter("{%d,%d,%u.%u.%u.%u+%hu}",
+ _enter("{%d,%d,%pI4+%hu}",
srx->transport_type,
srx->transport_len,
- NIPQUAD(srx->transport.sin.sin_addr),
+ &srx->transport.sin.sin_addr,
ntohs(srx->transport.sin.sin_port));
/* search the peer list first */
@@ -177,12 +177,12 @@ struct rxrpc_peer *rxrpc_get_peer(struct sockaddr_rxrpc *srx, gfp_t gfp)
new = "new";
success:
- _net("PEER %s %d {%d,%u,%u.%u.%u.%u+%hu}",
+ _net("PEER %s %d {%d,%u,%pI4+%hu}",
new,
peer->debug_id,
peer->srx.transport_type,
peer->srx.transport.family,
- NIPQUAD(peer->srx.transport.sin.sin_addr),
+ &peer->srx.transport.sin.sin_addr,
ntohs(peer->srx.transport.sin.sin_port));
_leave(" = %p {u=%d}", peer, atomic_read(&peer->usage));
diff --git a/net/rxrpc/ar-proc.c b/net/rxrpc/ar-proc.c
index 017322e2786d..38047f713f2c 100644
--- a/net/rxrpc/ar-proc.c
+++ b/net/rxrpc/ar-proc.c
@@ -61,12 +61,12 @@ static int rxrpc_call_seq_show(struct seq_file *seq, void *v)
call = list_entry(v, struct rxrpc_call, link);
trans = call->conn->trans;
- sprintf(lbuff, NIPQUAD_FMT":%u",
- NIPQUAD(trans->local->srx.transport.sin.sin_addr),
+ sprintf(lbuff, "%pI4:%u",
+ &trans->local->srx.transport.sin.sin_addr,
ntohs(trans->local->srx.transport.sin.sin_port));
- sprintf(rbuff, NIPQUAD_FMT":%u",
- NIPQUAD(trans->peer->srx.transport.sin.sin_addr),
+ sprintf(rbuff, "%pI4:%u",
+ &trans->peer->srx.transport.sin.sin_addr,
ntohs(trans->peer->srx.transport.sin.sin_port));
seq_printf(seq,
@@ -144,12 +144,12 @@ static int rxrpc_connection_seq_show(struct seq_file *seq, void *v)
conn = list_entry(v, struct rxrpc_connection, link);
trans = conn->trans;
- sprintf(lbuff, NIPQUAD_FMT":%u",
- NIPQUAD(trans->local->srx.transport.sin.sin_addr),
+ sprintf(lbuff, "%pI4:%u",
+ &trans->local->srx.transport.sin.sin_addr,
ntohs(trans->local->srx.transport.sin.sin_port));
- sprintf(rbuff, NIPQUAD_FMT":%u",
- NIPQUAD(trans->peer->srx.transport.sin.sin_addr),
+ sprintf(rbuff, "%pI4:%u",
+ &trans->peer->srx.transport.sin.sin_addr,
ntohs(trans->peer->srx.transport.sin.sin_port));
seq_printf(seq,
diff --git a/net/rxrpc/ar-transport.c b/net/rxrpc/ar-transport.c
index 64069c8769a5..0936e1acc30e 100644
--- a/net/rxrpc/ar-transport.c
+++ b/net/rxrpc/ar-transport.c
@@ -78,10 +78,10 @@ struct rxrpc_transport *rxrpc_get_transport(struct rxrpc_local *local,
const char *new = "old";
int usage;
- _enter("{%u.%u.%u.%u+%hu},{%u.%u.%u.%u+%hu},",
- NIPQUAD(local->srx.transport.sin.sin_addr),
+ _enter("{%pI4+%hu},{%pI4+%hu},",
+ &local->srx.transport.sin.sin_addr,
ntohs(local->srx.transport.sin.sin_port),
- NIPQUAD(peer->srx.transport.sin.sin_addr),
+ &peer->srx.transport.sin.sin_addr,
ntohs(peer->srx.transport.sin.sin_port));
/* search the transport list first */
@@ -149,10 +149,10 @@ struct rxrpc_transport *rxrpc_find_transport(struct rxrpc_local *local,
{
struct rxrpc_transport *trans;
- _enter("{%u.%u.%u.%u+%hu},{%u.%u.%u.%u+%hu},",
- NIPQUAD(local->srx.transport.sin.sin_addr),
+ _enter("{%pI4+%hu},{%pI4+%hu},",
+ &local->srx.transport.sin.sin_addr,
ntohs(local->srx.transport.sin.sin_port),
- NIPQUAD(peer->srx.transport.sin.sin_addr),
+ &peer->srx.transport.sin.sin_addr,
ntohs(peer->srx.transport.sin.sin_port));
/* search the transport list */
diff --git a/net/rxrpc/rxkad.c b/net/rxrpc/rxkad.c
index ba3f6e49fddc..ef8f91030a15 100644
--- a/net/rxrpc/rxkad.c
+++ b/net/rxrpc/rxkad.c
@@ -897,7 +897,7 @@ static int rxkad_decrypt_ticket(struct rxrpc_connection *conn,
/* get the IPv4 address of the entity that requested the ticket */
memcpy(&addr, p, sizeof(addr));
p += 4;
- _debug("KIV ADDR : "NIPQUAD_FMT, NIPQUAD(addr));
+ _debug("KIV ADDR : %pI4", &addr);
/* get the session key from the ticket */
memcpy(&key, p, sizeof(key));
diff --git a/net/sched/Kconfig b/net/sched/Kconfig
index 6767e54155db..4f7ef0db302b 100644
--- a/net/sched/Kconfig
+++ b/net/sched/Kconfig
@@ -194,6 +194,17 @@ config NET_SCH_NETEM
If unsure, say N.
+config NET_SCH_DRR
+ tristate "Deficit Round Robin scheduler (DRR)"
+ help
+ Say Y here if you want to use the Deficit Round Robin (DRR) packet
+ scheduling algorithm.
+
+ To compile this driver as a module, choose M here: the module
+ will be called sch_drr.
+
+ If unsure, say N.
+
config NET_SCH_INGRESS
tristate "Ingress Qdisc"
depends on NET_CLS_ACT
@@ -316,6 +327,17 @@ config NET_CLS_FLOW
To compile this code as a module, choose M here: the
module will be called cls_flow.
+config NET_CLS_CGROUP
+ bool "Control Group Classifier"
+ select NET_CLS
+ depends on CGROUPS
+ ---help---
+ Say Y here if you want to classify packets based on the control
+ cgroup of their process.
+
+ To compile this code as a module, choose M here: the
+ module will be called cls_cgroup.
+
config NET_EMATCH
bool "Extended Matches"
select NET_CLS
diff --git a/net/sched/Makefile b/net/sched/Makefile
index e60c9925b269..54d950cd4b8d 100644
--- a/net/sched/Makefile
+++ b/net/sched/Makefile
@@ -30,6 +30,7 @@ obj-$(CONFIG_NET_SCH_PRIO) += sch_prio.o
obj-$(CONFIG_NET_SCH_MULTIQ) += sch_multiq.o
obj-$(CONFIG_NET_SCH_ATM) += sch_atm.o
obj-$(CONFIG_NET_SCH_NETEM) += sch_netem.o
+obj-$(CONFIG_NET_SCH_DRR) += sch_drr.o
obj-$(CONFIG_NET_CLS_U32) += cls_u32.o
obj-$(CONFIG_NET_CLS_ROUTE4) += cls_route.o
obj-$(CONFIG_NET_CLS_FW) += cls_fw.o
@@ -38,6 +39,7 @@ obj-$(CONFIG_NET_CLS_TCINDEX) += cls_tcindex.o
obj-$(CONFIG_NET_CLS_RSVP6) += cls_rsvp6.o
obj-$(CONFIG_NET_CLS_BASIC) += cls_basic.o
obj-$(CONFIG_NET_CLS_FLOW) += cls_flow.o
+obj-$(CONFIG_NET_CLS_CGROUP) += cls_cgroup.o
obj-$(CONFIG_NET_EMATCH) += ematch.o
obj-$(CONFIG_NET_EMATCH_CMP) += em_cmp.o
obj-$(CONFIG_NET_EMATCH_NBYTE) += em_nbyte.o
diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
index 16e7ac9774e5..173fcc4b050d 100644
--- a/net/sched/cls_api.c
+++ b/net/sched/cls_api.c
@@ -531,7 +531,8 @@ void tcf_exts_change(struct tcf_proto *tp, struct tcf_exts *dst,
if (src->action) {
struct tc_action *act;
tcf_tree_lock(tp);
- act = xchg(&dst->action, src->action);
+ act = dst->action;
+ dst->action = src->action;
tcf_tree_unlock(tp);
if (act)
tcf_action_destroy(act, TCA_ACT_UNBIND);
diff --git a/net/sched/cls_basic.c b/net/sched/cls_basic.c
index 956915c217d6..4e2bda854119 100644
--- a/net/sched/cls_basic.c
+++ b/net/sched/cls_basic.c
@@ -102,7 +102,7 @@ static inline void basic_delete_filter(struct tcf_proto *tp,
static void basic_destroy(struct tcf_proto *tp)
{
- struct basic_head *head = (struct basic_head *) xchg(&tp->root, NULL);
+ struct basic_head *head = tp->root;
struct basic_filter *f, *n;
list_for_each_entry_safe(f, n, &head->flist, link) {
diff --git a/net/sched/cls_cgroup.c b/net/sched/cls_cgroup.c
new file mode 100644
index 000000000000..0d68b1975983
--- /dev/null
+++ b/net/sched/cls_cgroup.c
@@ -0,0 +1,288 @@
+/*
+ * net/sched/cls_cgroup.c Control Group Classifier
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ *
+ * Authors: Thomas Graf <tgraf@suug.ch>
+ */
+
+#include <linux/module.h>
+#include <linux/types.h>
+#include <linux/string.h>
+#include <linux/errno.h>
+#include <linux/skbuff.h>
+#include <linux/cgroup.h>
+#include <net/rtnetlink.h>
+#include <net/pkt_cls.h>
+
+struct cgroup_cls_state
+{
+ struct cgroup_subsys_state css;
+ u32 classid;
+};
+
+static inline struct cgroup_cls_state *net_cls_state(struct cgroup *cgrp)
+{
+ return (struct cgroup_cls_state *)
+ cgroup_subsys_state(cgrp, net_cls_subsys_id);
+}
+
+static struct cgroup_subsys_state *cgrp_create(struct cgroup_subsys *ss,
+ struct cgroup *cgrp)
+{
+ struct cgroup_cls_state *cs;
+
+ if (!(cs = kzalloc(sizeof(*cs), GFP_KERNEL)))
+ return ERR_PTR(-ENOMEM);
+
+ if (cgrp->parent)
+ cs->classid = net_cls_state(cgrp->parent)->classid;
+
+ return &cs->css;
+}
+
+static void cgrp_destroy(struct cgroup_subsys *ss, struct cgroup *cgrp)
+{
+ kfree(ss);
+}
+
+static u64 read_classid(struct cgroup *cgrp, struct cftype *cft)
+{
+ return net_cls_state(cgrp)->classid;
+}
+
+static int write_classid(struct cgroup *cgrp, struct cftype *cft, u64 value)
+{
+ if (!cgroup_lock_live_group(cgrp))
+ return -ENODEV;
+
+ net_cls_state(cgrp)->classid = (u32) value;
+
+ cgroup_unlock();
+
+ return 0;
+}
+
+static struct cftype ss_files[] = {
+ {
+ .name = "classid",
+ .read_u64 = read_classid,
+ .write_u64 = write_classid,
+ },
+};
+
+static int cgrp_populate(struct cgroup_subsys *ss, struct cgroup *cgrp)
+{
+ return cgroup_add_files(cgrp, ss, ss_files, ARRAY_SIZE(ss_files));
+}
+
+struct cgroup_subsys net_cls_subsys = {
+ .name = "net_cls",
+ .create = cgrp_create,
+ .destroy = cgrp_destroy,
+ .populate = cgrp_populate,
+ .subsys_id = net_cls_subsys_id,
+};
+
+struct cls_cgroup_head
+{
+ u32 handle;
+ struct tcf_exts exts;
+ struct tcf_ematch_tree ematches;
+};
+
+static int cls_cgroup_classify(struct sk_buff *skb, struct tcf_proto *tp,
+ struct tcf_result *res)
+{
+ struct cls_cgroup_head *head = tp->root;
+ struct cgroup_cls_state *cs;
+ int ret = 0;
+
+ /*
+ * Due to the nature of the classifier it is required to ignore all
+ * packets originating from softirq context as accessing `current'
+ * would lead to false results.
+ *
+ * This test assumes that all callers of dev_queue_xmit() explicitely
+ * disable bh. Knowing this, it is possible to detect softirq based
+ * calls by looking at the number of nested bh disable calls because
+ * softirqs always disables bh.
+ */
+ if (softirq_count() != SOFTIRQ_OFFSET)
+ return -1;
+
+ rcu_read_lock();
+ cs = (struct cgroup_cls_state *) task_subsys_state(current,
+ net_cls_subsys_id);
+ if (cs->classid && tcf_em_tree_match(skb, &head->ematches, NULL)) {
+ res->classid = cs->classid;
+ res->class = 0;
+ ret = tcf_exts_exec(skb, &head->exts, res);
+ } else
+ ret = -1;
+
+ rcu_read_unlock();
+
+ return ret;
+}
+
+static unsigned long cls_cgroup_get(struct tcf_proto *tp, u32 handle)
+{
+ return 0UL;
+}
+
+static void cls_cgroup_put(struct tcf_proto *tp, unsigned long f)
+{
+}
+
+static int cls_cgroup_init(struct tcf_proto *tp)
+{
+ return 0;
+}
+
+static const struct tcf_ext_map cgroup_ext_map = {
+ .action = TCA_CGROUP_ACT,
+ .police = TCA_CGROUP_POLICE,
+};
+
+static const struct nla_policy cgroup_policy[TCA_CGROUP_MAX + 1] = {
+ [TCA_CGROUP_EMATCHES] = { .type = NLA_NESTED },
+};
+
+static int cls_cgroup_change(struct tcf_proto *tp, unsigned long base,
+ u32 handle, struct nlattr **tca,
+ unsigned long *arg)
+{
+ struct nlattr *tb[TCA_CGROUP_MAX+1];
+ struct cls_cgroup_head *head = tp->root;
+ struct tcf_ematch_tree t;
+ struct tcf_exts e;
+ int err;
+
+ if (head == NULL) {
+ if (!handle)
+ return -EINVAL;
+
+ head = kzalloc(sizeof(*head), GFP_KERNEL);
+ if (head == NULL)
+ return -ENOBUFS;
+
+ head->handle = handle;
+
+ tcf_tree_lock(tp);
+ tp->root = head;
+ tcf_tree_unlock(tp);
+ }
+
+ if (handle != head->handle)
+ return -ENOENT;
+
+ err = nla_parse_nested(tb, TCA_CGROUP_MAX, tca[TCA_OPTIONS],
+ cgroup_policy);
+ if (err < 0)
+ return err;
+
+ err = tcf_exts_validate(tp, tb, tca[TCA_RATE], &e, &cgroup_ext_map);
+ if (err < 0)
+ return err;
+
+ err = tcf_em_tree_validate(tp, tb[TCA_CGROUP_EMATCHES], &t);
+ if (err < 0)
+ return err;
+
+ tcf_exts_change(tp, &head->exts, &e);
+ tcf_em_tree_change(tp, &head->ematches, &t);
+
+ return 0;
+}
+
+static void cls_cgroup_destroy(struct tcf_proto *tp)
+{
+ struct cls_cgroup_head *head = tp->root;
+
+ if (head) {
+ tcf_exts_destroy(tp, &head->exts);
+ tcf_em_tree_destroy(tp, &head->ematches);
+ kfree(head);
+ }
+}
+
+static int cls_cgroup_delete(struct tcf_proto *tp, unsigned long arg)
+{
+ return -EOPNOTSUPP;
+}
+
+static void cls_cgroup_walk(struct tcf_proto *tp, struct tcf_walker *arg)
+{
+ struct cls_cgroup_head *head = tp->root;
+
+ if (arg->count < arg->skip)
+ goto skip;
+
+ if (arg->fn(tp, (unsigned long) head, arg) < 0) {
+ arg->stop = 1;
+ return;
+ }
+skip:
+ arg->count++;
+}
+
+static int cls_cgroup_dump(struct tcf_proto *tp, unsigned long fh,
+ struct sk_buff *skb, struct tcmsg *t)
+{
+ struct cls_cgroup_head *head = tp->root;
+ unsigned char *b = skb_tail_pointer(skb);
+ struct nlattr *nest;
+
+ t->tcm_handle = head->handle;
+
+ nest = nla_nest_start(skb, TCA_OPTIONS);
+ if (nest == NULL)
+ goto nla_put_failure;
+
+ if (tcf_exts_dump(skb, &head->exts, &cgroup_ext_map) < 0 ||
+ tcf_em_tree_dump(skb, &head->ematches, TCA_CGROUP_EMATCHES) < 0)
+ goto nla_put_failure;
+
+ nla_nest_end(skb, nest);
+
+ if (tcf_exts_dump_stats(skb, &head->exts, &cgroup_ext_map) < 0)
+ goto nla_put_failure;
+
+ return skb->len;
+
+nla_put_failure:
+ nlmsg_trim(skb, b);
+ return -1;
+}
+
+static struct tcf_proto_ops cls_cgroup_ops __read_mostly = {
+ .kind = "cgroup",
+ .init = cls_cgroup_init,
+ .change = cls_cgroup_change,
+ .classify = cls_cgroup_classify,
+ .destroy = cls_cgroup_destroy,
+ .get = cls_cgroup_get,
+ .put = cls_cgroup_put,
+ .delete = cls_cgroup_delete,
+ .walk = cls_cgroup_walk,
+ .dump = cls_cgroup_dump,
+ .owner = THIS_MODULE,
+};
+
+static int __init init_cgroup_cls(void)
+{
+ return register_tcf_proto_ops(&cls_cgroup_ops);
+}
+
+static void __exit exit_cgroup_cls(void)
+{
+ unregister_tcf_proto_ops(&cls_cgroup_ops);
+}
+
+module_init(init_cgroup_cls);
+module_exit(exit_cgroup_cls);
+MODULE_LICENSE("GPL");
diff --git a/net/sched/cls_fw.c b/net/sched/cls_fw.c
index b0f90e593af0..6d6e87585fb1 100644
--- a/net/sched/cls_fw.c
+++ b/net/sched/cls_fw.c
@@ -148,7 +148,7 @@ fw_delete_filter(struct tcf_proto *tp, struct fw_filter *f)
static void fw_destroy(struct tcf_proto *tp)
{
- struct fw_head *head = (struct fw_head*)xchg(&tp->root, NULL);
+ struct fw_head *head = tp->root;
struct fw_filter *f;
int h;
diff --git a/net/sched/cls_route.c b/net/sched/cls_route.c
index e3d8455eebc2..bdf1f4172eef 100644
--- a/net/sched/cls_route.c
+++ b/net/sched/cls_route.c
@@ -260,7 +260,7 @@ route4_delete_filter(struct tcf_proto *tp, struct route4_filter *f)
static void route4_destroy(struct tcf_proto *tp)
{
- struct route4_head *head = xchg(&tp->root, NULL);
+ struct route4_head *head = tp->root;
int h1, h2;
if (head == NULL)
diff --git a/net/sched/cls_tcindex.c b/net/sched/cls_tcindex.c
index 7a7bff5ded24..e806f2314b5e 100644
--- a/net/sched/cls_tcindex.c
+++ b/net/sched/cls_tcindex.c
@@ -13,12 +13,6 @@
#include <net/netlink.h>
#include <net/pkt_cls.h>
-
-/*
- * Not quite sure if we need all the xchgs Alexey uses when accessing things.
- * Can always add them later ... :)
- */
-
/*
* Passing parameters to the root seems to be done more awkwardly than really
* necessary. At least, u32 doesn't seem to use such dirty hacks. To be
diff --git a/net/sched/cls_u32.c b/net/sched/cls_u32.c
index 246f9065ce34..05d178008cbc 100644
--- a/net/sched/cls_u32.c
+++ b/net/sched/cls_u32.c
@@ -387,7 +387,7 @@ static int u32_destroy_hnode(struct tcf_proto *tp, struct tc_u_hnode *ht)
static void u32_destroy(struct tcf_proto *tp)
{
struct tc_u_common *tp_c = tp->data;
- struct tc_u_hnode *root_ht = xchg(&tp->root, NULL);
+ struct tc_u_hnode *root_ht = tp->root;
WARN_ON(root_ht == NULL);
@@ -479,7 +479,7 @@ static int u32_set_parms(struct tcf_proto *tp, unsigned long base,
err = -EINVAL;
if (tb[TCA_U32_LINK]) {
u32 handle = nla_get_u32(tb[TCA_U32_LINK]);
- struct tc_u_hnode *ht_down = NULL;
+ struct tc_u_hnode *ht_down = NULL, *ht_old;
if (TC_U32_KEY(handle))
goto errout;
@@ -493,11 +493,12 @@ static int u32_set_parms(struct tcf_proto *tp, unsigned long base,
}
tcf_tree_lock(tp);
- ht_down = xchg(&n->ht_down, ht_down);
+ ht_old = n->ht_down;
+ n->ht_down = ht_down;
tcf_tree_unlock(tp);
- if (ht_down)
- ht_down->refcnt--;
+ if (ht_old)
+ ht_old->refcnt--;
}
if (tb[TCA_U32_CLASSID]) {
n->res.classid = nla_get_u32(tb[TCA_U32_CLASSID]);
diff --git a/net/sched/ematch.c b/net/sched/ematch.c
index e82519e548d7..aab59409728b 100644
--- a/net/sched/ematch.c
+++ b/net/sched/ematch.c
@@ -71,7 +71,7 @@
*
* static void __exit exit_my_ematch(void)
* {
- * return tcf_em_unregister(&my_ops);
+ * tcf_em_unregister(&my_ops);
* }
*
* module_init(init_my_ematch);
@@ -154,23 +154,11 @@ EXPORT_SYMBOL(tcf_em_register);
*
* Returns -ENOENT if no matching ematch was found.
*/
-int tcf_em_unregister(struct tcf_ematch_ops *ops)
+void tcf_em_unregister(struct tcf_ematch_ops *ops)
{
- int err = 0;
- struct tcf_ematch_ops *e;
-
write_lock(&ematch_mod_lock);
- list_for_each_entry(e, &ematch_ops, link) {
- if (e == ops) {
- list_del(&e->link);
- goto out;
- }
- }
-
- err = -ENOENT;
-out:
+ list_del(&ops->link);
write_unlock(&ematch_mod_lock);
- return err;
}
EXPORT_SYMBOL(tcf_em_unregister);
diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c
index 6ab4a2f92ca0..1ef25e6ee1f9 100644
--- a/net/sched/sch_api.c
+++ b/net/sched/sch_api.c
@@ -97,10 +97,9 @@ static int tclass_notify(struct sk_buff *oskb, struct nlmsghdr *n,
Auxiliary routines:
- ---requeue
+ ---peek
- requeues once dequeued packet. It is used for non-standard or
- just buggy devices, which can defer output even if netif_queue_stopped()=0.
+ like dequeue but without removing a packet from the queue
---reset
@@ -147,8 +146,14 @@ int register_qdisc(struct Qdisc_ops *qops)
if (qops->enqueue == NULL)
qops->enqueue = noop_qdisc_ops.enqueue;
- if (qops->requeue == NULL)
- qops->requeue = noop_qdisc_ops.requeue;
+ if (qops->peek == NULL) {
+ if (qops->dequeue == NULL) {
+ qops->peek = noop_qdisc_ops.peek;
+ } else {
+ rc = -EINVAL;
+ goto out;
+ }
+ }
if (qops->dequeue == NULL)
qops->dequeue = noop_qdisc_ops.dequeue;
diff --git a/net/sched/sch_atm.c b/net/sched/sch_atm.c
index 43d37256c15e..2a8b83af7c47 100644
--- a/net/sched/sch_atm.c
+++ b/net/sched/sch_atm.c
@@ -62,7 +62,7 @@ struct atm_qdisc_data {
struct atm_flow_data link; /* unclassified skbs go here */
struct atm_flow_data *flows; /* NB: "link" is also on this
list */
- struct tasklet_struct task; /* requeue tasklet */
+ struct tasklet_struct task; /* dequeue tasklet */
};
/* ------------------------- Class/flow operations ------------------------- */
@@ -102,7 +102,8 @@ static int atm_tc_graft(struct Qdisc *sch, unsigned long arg,
return -EINVAL;
if (!new)
new = &noop_qdisc;
- *old = xchg(&flow->q, new);
+ *old = flow->q;
+ flow->q = new;
if (*old)
qdisc_reset(*old);
return 0;
@@ -480,11 +481,14 @@ static void sch_atm_dequeue(unsigned long data)
* If traffic is properly shaped, this won't generate nasty
* little bursts. Otherwise, it may ... (but that's okay)
*/
- while ((skb = flow->q->dequeue(flow->q))) {
- if (!atm_may_send(flow->vcc, skb->truesize)) {
- (void)flow->q->ops->requeue(skb, flow->q);
+ while ((skb = flow->q->ops->peek(flow->q))) {
+ if (!atm_may_send(flow->vcc, skb->truesize))
break;
- }
+
+ skb = qdisc_dequeue_peeked(flow->q);
+ if (unlikely(!skb))
+ break;
+
pr_debug("atm_tc_dequeue: sending on class %p\n", flow);
/* remove any LL header somebody else has attached */
skb_pull(skb, skb_network_offset(skb));
@@ -516,27 +520,19 @@ static struct sk_buff *atm_tc_dequeue(struct Qdisc *sch)
pr_debug("atm_tc_dequeue(sch %p,[qdisc %p])\n", sch, p);
tasklet_schedule(&p->task);
- skb = p->link.q->dequeue(p->link.q);
+ skb = qdisc_dequeue_peeked(p->link.q);
if (skb)
sch->q.qlen--;
return skb;
}
-static int atm_tc_requeue(struct sk_buff *skb, struct Qdisc *sch)
+static struct sk_buff *atm_tc_peek(struct Qdisc *sch)
{
struct atm_qdisc_data *p = qdisc_priv(sch);
- int ret;
- pr_debug("atm_tc_requeue(skb %p,sch %p,[qdisc %p])\n", skb, sch, p);
- ret = p->link.q->ops->requeue(skb, p->link.q);
- if (!ret) {
- sch->q.qlen++;
- sch->qstats.requeues++;
- } else if (net_xmit_drop_count(ret)) {
- sch->qstats.drops++;
- p->link.qstats.drops++;
- }
- return ret;
+ pr_debug("atm_tc_peek(sch %p,[qdisc %p])\n", sch, p);
+
+ return p->link.q->ops->peek(p->link.q);
}
static unsigned int atm_tc_drop(struct Qdisc *sch)
@@ -694,7 +690,7 @@ static struct Qdisc_ops atm_qdisc_ops __read_mostly = {
.priv_size = sizeof(struct atm_qdisc_data),
.enqueue = atm_tc_enqueue,
.dequeue = atm_tc_dequeue,
- .requeue = atm_tc_requeue,
+ .peek = atm_tc_peek,
.drop = atm_tc_drop,
.init = atm_tc_init,
.reset = atm_tc_reset,
diff --git a/net/sched/sch_blackhole.c b/net/sched/sch_blackhole.c
index 507fb488bc98..094a874b48bc 100644
--- a/net/sched/sch_blackhole.c
+++ b/net/sched/sch_blackhole.c
@@ -33,6 +33,7 @@ static struct Qdisc_ops blackhole_qdisc_ops __read_mostly = {
.priv_size = 0,
.enqueue = blackhole_enqueue,
.dequeue = blackhole_dequeue,
+ .peek = blackhole_dequeue,
.owner = THIS_MODULE,
};
diff --git a/net/sched/sch_cbq.c b/net/sched/sch_cbq.c
index 03e389e8d945..3a9569a3396c 100644
--- a/net/sched/sch_cbq.c
+++ b/net/sched/sch_cbq.c
@@ -405,40 +405,6 @@ cbq_enqueue(struct sk_buff *skb, struct Qdisc *sch)
return ret;
}
-static int
-cbq_requeue(struct sk_buff *skb, struct Qdisc *sch)
-{
- struct cbq_sched_data *q = qdisc_priv(sch);
- struct cbq_class *cl;
- int ret;
-
- if ((cl = q->tx_class) == NULL) {
- kfree_skb(skb);
- sch->qstats.drops++;
- return NET_XMIT_CN;
- }
- q->tx_class = NULL;
-
- cbq_mark_toplevel(q, cl);
-
-#ifdef CONFIG_NET_CLS_ACT
- q->rx_class = cl;
- cl->q->__parent = sch;
-#endif
- if ((ret = cl->q->ops->requeue(skb, cl->q)) == 0) {
- sch->q.qlen++;
- sch->qstats.requeues++;
- if (!cl->next_alive)
- cbq_activate_class(cl);
- return 0;
- }
- if (net_xmit_drop_count(ret)) {
- sch->qstats.drops++;
- cl->qstats.drops++;
- }
- return ret;
-}
-
/* Overlimit actions */
/* TC_CBQ_OVL_CLASSIC: (default) penalize leaf class by adding offtime */
@@ -1669,7 +1635,8 @@ static int cbq_graft(struct Qdisc *sch, unsigned long arg, struct Qdisc *new,
#endif
}
sch_tree_lock(sch);
- *old = xchg(&cl->q, new);
+ *old = cl->q;
+ cl->q = new;
qdisc_tree_decrease_qlen(*old, (*old)->q.qlen);
qdisc_reset(*old);
sch_tree_unlock(sch);
@@ -1810,8 +1777,8 @@ cbq_change_class(struct Qdisc *sch, u32 classid, u32 parentid, struct nlattr **t
cbq_deactivate_class(cl);
if (rtab) {
- rtab = xchg(&cl->R_tab, rtab);
- qdisc_put_rtab(rtab);
+ qdisc_put_rtab(cl->R_tab);
+ cl->R_tab = rtab;
}
if (tb[TCA_CBQ_LSSOPT])
@@ -2066,7 +2033,7 @@ static struct Qdisc_ops cbq_qdisc_ops __read_mostly = {
.priv_size = sizeof(struct cbq_sched_data),
.enqueue = cbq_enqueue,
.dequeue = cbq_dequeue,
- .requeue = cbq_requeue,
+ .peek = qdisc_peek_dequeued,
.drop = cbq_drop,
.init = cbq_init,
.reset = cbq_reset,
diff --git a/net/sched/sch_drr.c b/net/sched/sch_drr.c
new file mode 100644
index 000000000000..8d523d9b636c
--- /dev/null
+++ b/net/sched/sch_drr.c
@@ -0,0 +1,506 @@
+/*
+ * net/sched/sch_drr.c Deficit Round Robin scheduler
+ *
+ * Copyright (c) 2008 Patrick McHardy <kaber@trash.net>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/errno.h>
+#include <linux/netdevice.h>
+#include <linux/pkt_sched.h>
+#include <net/sch_generic.h>
+#include <net/pkt_sched.h>
+#include <net/pkt_cls.h>
+
+struct drr_class {
+ struct Qdisc_class_common common;
+ unsigned int refcnt;
+ unsigned int filter_cnt;
+
+ struct gnet_stats_basic bstats;
+ struct gnet_stats_queue qstats;
+ struct gnet_stats_rate_est rate_est;
+ struct list_head alist;
+ struct Qdisc *qdisc;
+
+ u32 quantum;
+ u32 deficit;
+};
+
+struct drr_sched {
+ struct list_head active;
+ struct tcf_proto *filter_list;
+ struct Qdisc_class_hash clhash;
+};
+
+static struct drr_class *drr_find_class(struct Qdisc *sch, u32 classid)
+{
+ struct drr_sched *q = qdisc_priv(sch);
+ struct Qdisc_class_common *clc;
+
+ clc = qdisc_class_find(&q->clhash, classid);
+ if (clc == NULL)
+ return NULL;
+ return container_of(clc, struct drr_class, common);
+}
+
+static void drr_purge_queue(struct drr_class *cl)
+{
+ unsigned int len = cl->qdisc->q.qlen;
+
+ qdisc_reset(cl->qdisc);
+ qdisc_tree_decrease_qlen(cl->qdisc, len);
+}
+
+static const struct nla_policy drr_policy[TCA_DRR_MAX + 1] = {
+ [TCA_DRR_QUANTUM] = { .type = NLA_U32 },
+};
+
+static int drr_change_class(struct Qdisc *sch, u32 classid, u32 parentid,
+ struct nlattr **tca, unsigned long *arg)
+{
+ struct drr_sched *q = qdisc_priv(sch);
+ struct drr_class *cl = (struct drr_class *)*arg;
+ struct nlattr *tb[TCA_DRR_MAX + 1];
+ u32 quantum;
+ int err;
+
+ err = nla_parse_nested(tb, TCA_DRR_MAX, tca[TCA_OPTIONS], drr_policy);
+ if (err < 0)
+ return err;
+
+ if (tb[TCA_DRR_QUANTUM]) {
+ quantum = nla_get_u32(tb[TCA_DRR_QUANTUM]);
+ if (quantum == 0)
+ return -EINVAL;
+ } else
+ quantum = psched_mtu(qdisc_dev(sch));
+
+ if (cl != NULL) {
+ sch_tree_lock(sch);
+ if (tb[TCA_DRR_QUANTUM])
+ cl->quantum = quantum;
+ sch_tree_unlock(sch);
+
+ if (tca[TCA_RATE])
+ gen_replace_estimator(&cl->bstats, &cl->rate_est,
+ qdisc_root_sleeping_lock(sch),
+ tca[TCA_RATE]);
+ return 0;
+ }
+
+ cl = kzalloc(sizeof(struct drr_class), GFP_KERNEL);
+ if (cl == NULL)
+ return -ENOBUFS;
+
+ cl->refcnt = 1;
+ cl->common.classid = classid;
+ cl->quantum = quantum;
+ cl->qdisc = qdisc_create_dflt(qdisc_dev(sch), sch->dev_queue,
+ &pfifo_qdisc_ops, classid);
+ if (cl->qdisc == NULL)
+ cl->qdisc = &noop_qdisc;
+
+ if (tca[TCA_RATE])
+ gen_replace_estimator(&cl->bstats, &cl->rate_est,
+ qdisc_root_sleeping_lock(sch),
+ tca[TCA_RATE]);
+
+ sch_tree_lock(sch);
+ qdisc_class_hash_insert(&q->clhash, &cl->common);
+ sch_tree_unlock(sch);
+
+ qdisc_class_hash_grow(sch, &q->clhash);
+
+ *arg = (unsigned long)cl;
+ return 0;
+}
+
+static void drr_destroy_class(struct Qdisc *sch, struct drr_class *cl)
+{
+ gen_kill_estimator(&cl->bstats, &cl->rate_est);
+ qdisc_destroy(cl->qdisc);
+ kfree(cl);
+}
+
+static int drr_delete_class(struct Qdisc *sch, unsigned long arg)
+{
+ struct drr_sched *q = qdisc_priv(sch);
+ struct drr_class *cl = (struct drr_class *)arg;
+
+ if (cl->filter_cnt > 0)
+ return -EBUSY;
+
+ sch_tree_lock(sch);
+
+ drr_purge_queue(cl);
+ qdisc_class_hash_remove(&q->clhash, &cl->common);
+
+ if (--cl->refcnt == 0)
+ drr_destroy_class(sch, cl);
+
+ sch_tree_unlock(sch);
+ return 0;
+}
+
+static unsigned long drr_get_class(struct Qdisc *sch, u32 classid)
+{
+ struct drr_class *cl = drr_find_class(sch, classid);
+
+ if (cl != NULL)
+ cl->refcnt++;
+
+ return (unsigned long)cl;
+}
+
+static void drr_put_class(struct Qdisc *sch, unsigned long arg)
+{
+ struct drr_class *cl = (struct drr_class *)arg;
+
+ if (--cl->refcnt == 0)
+ drr_destroy_class(sch, cl);
+}
+
+static struct tcf_proto **drr_tcf_chain(struct Qdisc *sch, unsigned long cl)
+{
+ struct drr_sched *q = qdisc_priv(sch);
+
+ if (cl)
+ return NULL;
+
+ return &q->filter_list;
+}
+
+static unsigned long drr_bind_tcf(struct Qdisc *sch, unsigned long parent,
+ u32 classid)
+{
+ struct drr_class *cl = drr_find_class(sch, classid);
+
+ if (cl != NULL)
+ cl->filter_cnt++;
+
+ return (unsigned long)cl;
+}
+
+static void drr_unbind_tcf(struct Qdisc *sch, unsigned long arg)
+{
+ struct drr_class *cl = (struct drr_class *)arg;
+
+ cl->filter_cnt--;
+}
+
+static int drr_graft_class(struct Qdisc *sch, unsigned long arg,
+ struct Qdisc *new, struct Qdisc **old)
+{
+ struct drr_class *cl = (struct drr_class *)arg;
+
+ if (new == NULL) {
+ new = qdisc_create_dflt(qdisc_dev(sch), sch->dev_queue,
+ &pfifo_qdisc_ops, cl->common.classid);
+ if (new == NULL)
+ new = &noop_qdisc;
+ }
+
+ sch_tree_lock(sch);
+ drr_purge_queue(cl);
+ *old = cl->qdisc;
+ cl->qdisc = new;
+ sch_tree_unlock(sch);
+ return 0;
+}
+
+static struct Qdisc *drr_class_leaf(struct Qdisc *sch, unsigned long arg)
+{
+ struct drr_class *cl = (struct drr_class *)arg;
+
+ return cl->qdisc;
+}
+
+static void drr_qlen_notify(struct Qdisc *csh, unsigned long arg)
+{
+ struct drr_class *cl = (struct drr_class *)arg;
+
+ if (cl->qdisc->q.qlen == 0)
+ list_del(&cl->alist);
+}
+
+static int drr_dump_class(struct Qdisc *sch, unsigned long arg,
+ struct sk_buff *skb, struct tcmsg *tcm)
+{
+ struct drr_class *cl = (struct drr_class *)arg;
+ struct nlattr *nest;
+
+ tcm->tcm_parent = TC_H_ROOT;
+ tcm->tcm_handle = cl->common.classid;
+ tcm->tcm_info = cl->qdisc->handle;
+
+ nest = nla_nest_start(skb, TCA_OPTIONS);
+ if (nest == NULL)
+ goto nla_put_failure;
+ NLA_PUT_U32(skb, TCA_DRR_QUANTUM, cl->quantum);
+ return nla_nest_end(skb, nest);
+
+nla_put_failure:
+ nla_nest_cancel(skb, nest);
+ return -EMSGSIZE;
+}
+
+static int drr_dump_class_stats(struct Qdisc *sch, unsigned long arg,
+ struct gnet_dump *d)
+{
+ struct drr_class *cl = (struct drr_class *)arg;
+ struct tc_drr_stats xstats;
+
+ memset(&xstats, 0, sizeof(xstats));
+ if (cl->qdisc->q.qlen)
+ xstats.deficit = cl->deficit;
+
+ if (gnet_stats_copy_basic(d, &cl->bstats) < 0 ||
+ gnet_stats_copy_rate_est(d, &cl->rate_est) < 0 ||
+ gnet_stats_copy_queue(d, &cl->qdisc->qstats) < 0)
+ return -1;
+
+ return gnet_stats_copy_app(d, &xstats, sizeof(xstats));
+}
+
+static void drr_walk(struct Qdisc *sch, struct qdisc_walker *arg)
+{
+ struct drr_sched *q = qdisc_priv(sch);
+ struct drr_class *cl;
+ struct hlist_node *n;
+ unsigned int i;
+
+ if (arg->stop)
+ return;
+
+ for (i = 0; i < q->clhash.hashsize; i++) {
+ hlist_for_each_entry(cl, n, &q->clhash.hash[i], common.hnode) {
+ if (arg->count < arg->skip) {
+ arg->count++;
+ continue;
+ }
+ if (arg->fn(sch, (unsigned long)cl, arg) < 0) {
+ arg->stop = 1;
+ return;
+ }
+ arg->count++;
+ }
+ }
+}
+
+static struct drr_class *drr_classify(struct sk_buff *skb, struct Qdisc *sch,
+ int *qerr)
+{
+ struct drr_sched *q = qdisc_priv(sch);
+ struct drr_class *cl;
+ struct tcf_result res;
+ int result;
+
+ if (TC_H_MAJ(skb->priority ^ sch->handle) == 0) {
+ cl = drr_find_class(sch, skb->priority);
+ if (cl != NULL)
+ return cl;
+ }
+
+ *qerr = NET_XMIT_SUCCESS | __NET_XMIT_BYPASS;
+ result = tc_classify(skb, q->filter_list, &res);
+ if (result >= 0) {
+#ifdef CONFIG_NET_CLS_ACT
+ switch (result) {
+ case TC_ACT_QUEUED:
+ case TC_ACT_STOLEN:
+ *qerr = NET_XMIT_SUCCESS | __NET_XMIT_STOLEN;
+ case TC_ACT_SHOT:
+ return NULL;
+ }
+#endif
+ cl = (struct drr_class *)res.class;
+ if (cl == NULL)
+ cl = drr_find_class(sch, res.classid);
+ return cl;
+ }
+ return NULL;
+}
+
+static int drr_enqueue(struct sk_buff *skb, struct Qdisc *sch)
+{
+ struct drr_sched *q = qdisc_priv(sch);
+ struct drr_class *cl;
+ unsigned int len;
+ int err;
+
+ cl = drr_classify(skb, sch, &err);
+ if (cl == NULL) {
+ if (err & __NET_XMIT_BYPASS)
+ sch->qstats.drops++;
+ kfree_skb(skb);
+ return err;
+ }
+
+ len = qdisc_pkt_len(skb);
+ err = qdisc_enqueue(skb, cl->qdisc);
+ if (unlikely(err != NET_XMIT_SUCCESS)) {
+ if (net_xmit_drop_count(err)) {
+ cl->qstats.drops++;
+ sch->qstats.drops++;
+ }
+ return err;
+ }
+
+ if (cl->qdisc->q.qlen == 1) {
+ list_add_tail(&cl->alist, &q->active);
+ cl->deficit = cl->quantum;
+ }
+
+ cl->bstats.packets++;
+ cl->bstats.bytes += len;
+ sch->bstats.packets++;
+ sch->bstats.bytes += len;
+
+ sch->q.qlen++;
+ return err;
+}
+
+static struct sk_buff *drr_dequeue(struct Qdisc *sch)
+{
+ struct drr_sched *q = qdisc_priv(sch);
+ struct drr_class *cl;
+ struct sk_buff *skb;
+ unsigned int len;
+
+ while (!list_empty(&q->active)) {
+ cl = list_first_entry(&q->active, struct drr_class, alist);
+ skb = cl->qdisc->ops->peek(cl->qdisc);
+ if (skb == NULL)
+ goto skip;
+
+ len = qdisc_pkt_len(skb);
+ if (len <= cl->deficit) {
+ cl->deficit -= len;
+ skb = qdisc_dequeue_peeked(cl->qdisc);
+ if (cl->qdisc->q.qlen == 0)
+ list_del(&cl->alist);
+ sch->q.qlen--;
+ return skb;
+ }
+
+ cl->deficit += cl->quantum;
+skip:
+ list_move_tail(&cl->alist, &q->active);
+ }
+ return NULL;
+}
+
+static unsigned int drr_drop(struct Qdisc *sch)
+{
+ struct drr_sched *q = qdisc_priv(sch);
+ struct drr_class *cl;
+ unsigned int len;
+
+ list_for_each_entry(cl, &q->active, alist) {
+ if (cl->qdisc->ops->drop) {
+ len = cl->qdisc->ops->drop(cl->qdisc);
+ if (len > 0) {
+ if (cl->qdisc->q.qlen == 0)
+ list_del(&cl->alist);
+ return len;
+ }
+ }
+ }
+ return 0;
+}
+
+static int drr_init_qdisc(struct Qdisc *sch, struct nlattr *opt)
+{
+ struct drr_sched *q = qdisc_priv(sch);
+ int err;
+
+ err = qdisc_class_hash_init(&q->clhash);
+ if (err < 0)
+ return err;
+ INIT_LIST_HEAD(&q->active);
+ return 0;
+}
+
+static void drr_reset_qdisc(struct Qdisc *sch)
+{
+ struct drr_sched *q = qdisc_priv(sch);
+ struct drr_class *cl;
+ struct hlist_node *n;
+ unsigned int i;
+
+ for (i = 0; i < q->clhash.hashsize; i++) {
+ hlist_for_each_entry(cl, n, &q->clhash.hash[i], common.hnode) {
+ if (cl->qdisc->q.qlen)
+ list_del(&cl->alist);
+ qdisc_reset(cl->qdisc);
+ }
+ }
+ sch->q.qlen = 0;
+}
+
+static void drr_destroy_qdisc(struct Qdisc *sch)
+{
+ struct drr_sched *q = qdisc_priv(sch);
+ struct drr_class *cl;
+ struct hlist_node *n, *next;
+ unsigned int i;
+
+ tcf_destroy_chain(&q->filter_list);
+
+ for (i = 0; i < q->clhash.hashsize; i++) {
+ hlist_for_each_entry_safe(cl, n, next, &q->clhash.hash[i],
+ common.hnode)
+ drr_destroy_class(sch, cl);
+ }
+ qdisc_class_hash_destroy(&q->clhash);
+}
+
+static const struct Qdisc_class_ops drr_class_ops = {
+ .change = drr_change_class,
+ .delete = drr_delete_class,
+ .get = drr_get_class,
+ .put = drr_put_class,
+ .tcf_chain = drr_tcf_chain,
+ .bind_tcf = drr_bind_tcf,
+ .unbind_tcf = drr_unbind_tcf,
+ .graft = drr_graft_class,
+ .leaf = drr_class_leaf,
+ .qlen_notify = drr_qlen_notify,
+ .dump = drr_dump_class,
+ .dump_stats = drr_dump_class_stats,
+ .walk = drr_walk,
+};
+
+static struct Qdisc_ops drr_qdisc_ops __read_mostly = {
+ .cl_ops = &drr_class_ops,
+ .id = "drr",
+ .priv_size = sizeof(struct drr_sched),
+ .enqueue = drr_enqueue,
+ .dequeue = drr_dequeue,
+ .peek = qdisc_peek_dequeued,
+ .drop = drr_drop,
+ .init = drr_init_qdisc,
+ .reset = drr_reset_qdisc,
+ .destroy = drr_destroy_qdisc,
+ .owner = THIS_MODULE,
+};
+
+static int __init drr_init(void)
+{
+ return register_qdisc(&drr_qdisc_ops);
+}
+
+static void __exit drr_exit(void)
+{
+ unregister_qdisc(&drr_qdisc_ops);
+}
+
+module_init(drr_init);
+module_exit(drr_exit);
+MODULE_LICENSE("GPL");
diff --git a/net/sched/sch_dsmark.c b/net/sched/sch_dsmark.c
index ba43aab3a851..d303daa45d49 100644
--- a/net/sched/sch_dsmark.c
+++ b/net/sched/sch_dsmark.c
@@ -68,7 +68,8 @@ static int dsmark_graft(struct Qdisc *sch, unsigned long arg,
}
sch_tree_lock(sch);
- *old = xchg(&p->q, new);
+ *old = p->q;
+ p->q = new;
qdisc_tree_decrease_qlen(*old, (*old)->q.qlen);
qdisc_reset(*old);
sch_tree_unlock(sch);
@@ -313,24 +314,13 @@ static struct sk_buff *dsmark_dequeue(struct Qdisc *sch)
return skb;
}
-static int dsmark_requeue(struct sk_buff *skb, struct Qdisc *sch)
+static struct sk_buff *dsmark_peek(struct Qdisc *sch)
{
struct dsmark_qdisc_data *p = qdisc_priv(sch);
- int err;
-
- pr_debug("dsmark_requeue(skb %p,sch %p,[qdisc %p])\n", skb, sch, p);
-
- err = p->q->ops->requeue(skb, p->q);
- if (err != NET_XMIT_SUCCESS) {
- if (net_xmit_drop_count(err))
- sch->qstats.drops++;
- return err;
- }
- sch->q.qlen++;
- sch->qstats.requeues++;
+ pr_debug("dsmark_peek(sch %p,[qdisc %p])\n", sch, p);
- return NET_XMIT_SUCCESS;
+ return p->q->ops->peek(p->q);
}
static unsigned int dsmark_drop(struct Qdisc *sch)
@@ -496,7 +486,7 @@ static struct Qdisc_ops dsmark_qdisc_ops __read_mostly = {
.priv_size = sizeof(struct dsmark_qdisc_data),
.enqueue = dsmark_enqueue,
.dequeue = dsmark_dequeue,
- .requeue = dsmark_requeue,
+ .peek = dsmark_peek,
.drop = dsmark_drop,
.init = dsmark_init,
.reset = dsmark_reset,
diff --git a/net/sched/sch_fifo.c b/net/sched/sch_fifo.c
index 23d258bfe8ac..92cfc9d7e3b9 100644
--- a/net/sched/sch_fifo.c
+++ b/net/sched/sch_fifo.c
@@ -83,7 +83,7 @@ struct Qdisc_ops pfifo_qdisc_ops __read_mostly = {
.priv_size = sizeof(struct fifo_sched_data),
.enqueue = pfifo_enqueue,
.dequeue = qdisc_dequeue_head,
- .requeue = qdisc_requeue,
+ .peek = qdisc_peek_head,
.drop = qdisc_queue_drop,
.init = fifo_init,
.reset = qdisc_reset_queue,
@@ -98,7 +98,7 @@ struct Qdisc_ops bfifo_qdisc_ops __read_mostly = {
.priv_size = sizeof(struct fifo_sched_data),
.enqueue = bfifo_enqueue,
.dequeue = qdisc_dequeue_head,
- .requeue = qdisc_requeue,
+ .peek = qdisc_peek_head,
.drop = qdisc_queue_drop,
.init = fifo_init,
.reset = qdisc_reset_queue,
diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c
index cdcd16fcfeda..5f5efe4e6072 100644
--- a/net/sched/sch_generic.c
+++ b/net/sched/sch_generic.c
@@ -224,7 +224,7 @@ static void dev_watchdog(unsigned long arg)
char drivername[64];
WARN_ONCE(1, KERN_INFO "NETDEV WATCHDOG: %s (%s): transmit timed out\n",
dev->name, netdev_drivername(dev, drivername, 64));
- dev->tx_timeout(dev);
+ dev->netdev_ops->ndo_tx_timeout(dev);
}
if (!mod_timer(&dev->watchdog_timer,
round_jiffies(jiffies +
@@ -239,7 +239,7 @@ static void dev_watchdog(unsigned long arg)
void __netdev_watchdog_up(struct net_device *dev)
{
- if (dev->tx_timeout) {
+ if (dev->netdev_ops->ndo_tx_timeout) {
if (dev->watchdog_timeo <= 0)
dev->watchdog_timeo = 5*HZ;
if (!mod_timer(&dev->watchdog_timer,
@@ -311,21 +311,12 @@ static struct sk_buff *noop_dequeue(struct Qdisc * qdisc)
return NULL;
}
-static int noop_requeue(struct sk_buff *skb, struct Qdisc* qdisc)
-{
- if (net_ratelimit())
- printk(KERN_DEBUG "%s deferred output. It is buggy.\n",
- skb->dev->name);
- kfree_skb(skb);
- return NET_XMIT_CN;
-}
-
struct Qdisc_ops noop_qdisc_ops __read_mostly = {
.id = "noop",
.priv_size = 0,
.enqueue = noop_enqueue,
.dequeue = noop_dequeue,
- .requeue = noop_requeue,
+ .peek = noop_dequeue,
.owner = THIS_MODULE,
};
@@ -340,7 +331,6 @@ struct Qdisc noop_qdisc = {
.flags = TCQ_F_BUILTIN,
.ops = &noop_qdisc_ops,
.list = LIST_HEAD_INIT(noop_qdisc.list),
- .requeue.lock = __SPIN_LOCK_UNLOCKED(noop_qdisc.q.lock),
.q.lock = __SPIN_LOCK_UNLOCKED(noop_qdisc.q.lock),
.dev_queue = &noop_netdev_queue,
};
@@ -351,7 +341,7 @@ static struct Qdisc_ops noqueue_qdisc_ops __read_mostly = {
.priv_size = 0,
.enqueue = noop_enqueue,
.dequeue = noop_dequeue,
- .requeue = noop_requeue,
+ .peek = noop_dequeue,
.owner = THIS_MODULE,
};
@@ -367,7 +357,6 @@ static struct Qdisc noqueue_qdisc = {
.flags = TCQ_F_BUILTIN,
.ops = &noqueue_qdisc_ops,
.list = LIST_HEAD_INIT(noqueue_qdisc.list),
- .requeue.lock = __SPIN_LOCK_UNLOCKED(noqueue_qdisc.q.lock),
.q.lock = __SPIN_LOCK_UNLOCKED(noqueue_qdisc.q.lock),
.dev_queue = &noqueue_netdev_queue,
};
@@ -416,10 +405,17 @@ static struct sk_buff *pfifo_fast_dequeue(struct Qdisc* qdisc)
return NULL;
}
-static int pfifo_fast_requeue(struct sk_buff *skb, struct Qdisc* qdisc)
+static struct sk_buff *pfifo_fast_peek(struct Qdisc* qdisc)
{
- qdisc->q.qlen++;
- return __qdisc_requeue(skb, qdisc, prio2list(skb, qdisc));
+ int prio;
+ struct sk_buff_head *list = qdisc_priv(qdisc);
+
+ for (prio = 0; prio < PFIFO_FAST_BANDS; prio++) {
+ if (!skb_queue_empty(list + prio))
+ return skb_peek(list + prio);
+ }
+
+ return NULL;
}
static void pfifo_fast_reset(struct Qdisc* qdisc)
@@ -462,7 +458,7 @@ static struct Qdisc_ops pfifo_fast_ops __read_mostly = {
.priv_size = PFIFO_FAST_BANDS * sizeof(struct sk_buff_head),
.enqueue = pfifo_fast_enqueue,
.dequeue = pfifo_fast_dequeue,
- .requeue = pfifo_fast_requeue,
+ .peek = pfifo_fast_peek,
.init = pfifo_fast_init,
.reset = pfifo_fast_reset,
.dump = pfifo_fast_dump,
@@ -488,7 +484,6 @@ struct Qdisc *qdisc_alloc(struct netdev_queue *dev_queue,
sch->padded = (char *) sch - (char *) p;
INIT_LIST_HEAD(&sch->list);
- skb_queue_head_init(&sch->requeue);
skb_queue_head_init(&sch->q);
sch->ops = ops;
sch->enqueue = ops->enqueue;
@@ -531,6 +526,9 @@ void qdisc_reset(struct Qdisc *qdisc)
if (ops->reset)
ops->reset(qdisc);
+
+ kfree_skb(qdisc->gso_skb);
+ qdisc->gso_skb = NULL;
}
EXPORT_SYMBOL(qdisc_reset);
@@ -557,8 +555,6 @@ void qdisc_destroy(struct Qdisc *qdisc)
dev_put(qdisc_dev(qdisc));
kfree_skb(qdisc->gso_skb);
- __skb_queue_purge(&qdisc->requeue);
-
kfree((char *) qdisc - qdisc->padded);
}
EXPORT_SYMBOL(qdisc_destroy);
diff --git a/net/sched/sch_gred.c b/net/sched/sch_gred.c
index c1ad6b8de105..40408d595c08 100644
--- a/net/sched/sch_gred.c
+++ b/net/sched/sch_gred.c
@@ -240,26 +240,6 @@ congestion_drop:
return NET_XMIT_CN;
}
-static int gred_requeue(struct sk_buff *skb, struct Qdisc* sch)
-{
- struct gred_sched *t = qdisc_priv(sch);
- struct gred_sched_data *q;
- u16 dp = tc_index_to_dp(skb);
-
- if (dp >= t->DPs || (q = t->tab[dp]) == NULL) {
- if (net_ratelimit())
- printk(KERN_WARNING "GRED: Unable to relocate VQ 0x%x "
- "for requeue, screwing up backlog.\n",
- tc_index_to_dp(skb));
- } else {
- if (red_is_idling(&q->parms))
- red_end_of_idle_period(&q->parms);
- q->backlog += qdisc_pkt_len(skb);
- }
-
- return qdisc_requeue(skb, sch);
-}
-
static struct sk_buff *gred_dequeue(struct Qdisc* sch)
{
struct sk_buff *skb;
@@ -602,7 +582,7 @@ static struct Qdisc_ops gred_qdisc_ops __read_mostly = {
.priv_size = sizeof(struct gred_sched),
.enqueue = gred_enqueue,
.dequeue = gred_dequeue,
- .requeue = gred_requeue,
+ .peek = qdisc_peek_head,
.drop = gred_drop,
.init = gred_init,
.reset = gred_reset,
diff --git a/net/sched/sch_hfsc.c b/net/sched/sch_hfsc.c
index c1e77da8cd09..51dd3f401623 100644
--- a/net/sched/sch_hfsc.c
+++ b/net/sched/sch_hfsc.c
@@ -184,7 +184,6 @@ struct hfsc_sched
struct rb_root eligible; /* eligible tree */
struct list_head droplist; /* active leaf class list (for
dropping) */
- struct sk_buff_head requeue; /* requeued packet */
struct qdisc_watchdog watchdog; /* watchdog timer */
};
@@ -880,28 +879,20 @@ set_passive(struct hfsc_class *cl)
*/
}
-/*
- * hack to get length of first packet in queue.
- */
static unsigned int
qdisc_peek_len(struct Qdisc *sch)
{
struct sk_buff *skb;
unsigned int len;
- skb = sch->dequeue(sch);
+ skb = sch->ops->peek(sch);
if (skb == NULL) {
if (net_ratelimit())
printk("qdisc_peek_len: non work-conserving qdisc ?\n");
return 0;
}
len = qdisc_pkt_len(skb);
- if (unlikely(sch->ops->requeue(skb, sch) != NET_XMIT_SUCCESS)) {
- if (net_ratelimit())
- printk("qdisc_peek_len: failed to requeue\n");
- qdisc_tree_decrease_qlen(sch, 1);
- return 0;
- }
+
return len;
}
@@ -1211,7 +1202,8 @@ hfsc_graft_class(struct Qdisc *sch, unsigned long arg, struct Qdisc *new,
sch_tree_lock(sch);
hfsc_purge_queue(sch, cl);
- *old = xchg(&cl->qdisc, new);
+ *old = cl->qdisc;
+ cl->qdisc = new;
sch_tree_unlock(sch);
return 0;
}
@@ -1440,7 +1432,6 @@ hfsc_init_qdisc(struct Qdisc *sch, struct nlattr *opt)
return err;
q->eligible = RB_ROOT;
INIT_LIST_HEAD(&q->droplist);
- skb_queue_head_init(&q->requeue);
q->root.cl_common.classid = sch->handle;
q->root.refcnt = 1;
@@ -1525,7 +1516,6 @@ hfsc_reset_qdisc(struct Qdisc *sch)
hlist_for_each_entry(cl, n, &q->clhash.hash[i], cl_common.hnode)
hfsc_reset_class(cl);
}
- __skb_queue_purge(&q->requeue);
q->eligible = RB_ROOT;
INIT_LIST_HEAD(&q->droplist);
qdisc_watchdog_cancel(&q->watchdog);
@@ -1550,7 +1540,6 @@ hfsc_destroy_qdisc(struct Qdisc *sch)
hfsc_destroy_class(sch, cl);
}
qdisc_class_hash_destroy(&q->clhash);
- __skb_queue_purge(&q->requeue);
qdisc_watchdog_cancel(&q->watchdog);
}
@@ -1617,8 +1606,6 @@ hfsc_dequeue(struct Qdisc *sch)
if (sch->q.qlen == 0)
return NULL;
- if ((skb = __skb_dequeue(&q->requeue)))
- goto out;
cur_time = psched_get_time();
@@ -1642,7 +1629,7 @@ hfsc_dequeue(struct Qdisc *sch)
}
}
- skb = cl->qdisc->dequeue(cl->qdisc);
+ skb = qdisc_dequeue_peeked(cl->qdisc);
if (skb == NULL) {
if (net_ratelimit())
printk("HFSC: Non-work-conserving qdisc ?\n");
@@ -1667,24 +1654,12 @@ hfsc_dequeue(struct Qdisc *sch)
set_passive(cl);
}
- out:
sch->flags &= ~TCQ_F_THROTTLED;
sch->q.qlen--;
return skb;
}
-static int
-hfsc_requeue(struct sk_buff *skb, struct Qdisc *sch)
-{
- struct hfsc_sched *q = qdisc_priv(sch);
-
- __skb_queue_head(&q->requeue, skb);
- sch->q.qlen++;
- sch->qstats.requeues++;
- return NET_XMIT_SUCCESS;
-}
-
static unsigned int
hfsc_drop(struct Qdisc *sch)
{
@@ -1735,7 +1710,7 @@ static struct Qdisc_ops hfsc_qdisc_ops __read_mostly = {
.dump = hfsc_dump_qdisc,
.enqueue = hfsc_enqueue,
.dequeue = hfsc_dequeue,
- .requeue = hfsc_requeue,
+ .peek = qdisc_peek_dequeued,
.drop = hfsc_drop,
.cl_ops = &hfsc_class_ops,
.priv_size = sizeof(struct hfsc_sched),
diff --git a/net/sched/sch_htb.c b/net/sched/sch_htb.c
index d14f02056ae6..3a119f576bb3 100644
--- a/net/sched/sch_htb.c
+++ b/net/sched/sch_htb.c
@@ -551,7 +551,7 @@ static inline void htb_deactivate(struct htb_sched *q, struct htb_class *cl)
static int htb_enqueue(struct sk_buff *skb, struct Qdisc *sch)
{
- int ret;
+ int uninitialized_var(ret);
struct htb_sched *q = qdisc_priv(sch);
struct htb_class *cl = htb_classify(skb, sch, &ret);
@@ -591,47 +591,6 @@ static int htb_enqueue(struct sk_buff *skb, struct Qdisc *sch)
return NET_XMIT_SUCCESS;
}
-/* TODO: requeuing packet charges it to policers again !! */
-static int htb_requeue(struct sk_buff *skb, struct Qdisc *sch)
-{
- int ret;
- struct htb_sched *q = qdisc_priv(sch);
- struct htb_class *cl = htb_classify(skb, sch, &ret);
- struct sk_buff *tskb;
-
- if (cl == HTB_DIRECT) {
- /* enqueue to helper queue */
- if (q->direct_queue.qlen < q->direct_qlen) {
- __skb_queue_head(&q->direct_queue, skb);
- } else {
- __skb_queue_head(&q->direct_queue, skb);
- tskb = __skb_dequeue_tail(&q->direct_queue);
- kfree_skb(tskb);
- sch->qstats.drops++;
- return NET_XMIT_CN;
- }
-#ifdef CONFIG_NET_CLS_ACT
- } else if (!cl) {
- if (ret & __NET_XMIT_BYPASS)
- sch->qstats.drops++;
- kfree_skb(skb);
- return ret;
-#endif
- } else if ((ret = cl->un.leaf.q->ops->requeue(skb, cl->un.leaf.q)) !=
- NET_XMIT_SUCCESS) {
- if (net_xmit_drop_count(ret)) {
- sch->qstats.drops++;
- cl->qstats.drops++;
- }
- return ret;
- } else
- htb_activate(q, cl);
-
- sch->q.qlen++;
- sch->qstats.requeues++;
- return NET_XMIT_SUCCESS;
-}
-
/**
* htb_charge_class - charges amount "bytes" to leaf and ancestors
*
@@ -1141,7 +1100,9 @@ static int htb_graft(struct Qdisc *sch, unsigned long arg, struct Qdisc *new,
== NULL)
return -ENOBUFS;
sch_tree_lock(sch);
- if ((*old = xchg(&cl->un.leaf.q, new)) != NULL) {
+ *old = cl->un.leaf.q;
+ cl->un.leaf.q = new;
+ if (*old != NULL) {
qdisc_tree_decrease_qlen(*old, (*old)->q.qlen);
qdisc_reset(*old);
}
@@ -1565,7 +1526,7 @@ static struct Qdisc_ops htb_qdisc_ops __read_mostly = {
.priv_size = sizeof(struct htb_sched),
.enqueue = htb_enqueue,
.dequeue = htb_dequeue,
- .requeue = htb_requeue,
+ .peek = qdisc_peek_dequeued,
.drop = htb_drop,
.init = htb_init,
.reset = htb_reset,
diff --git a/net/sched/sch_multiq.c b/net/sched/sch_multiq.c
index 915f3149dde2..7e151861794b 100644
--- a/net/sched/sch_multiq.c
+++ b/net/sched/sch_multiq.c
@@ -92,40 +92,6 @@ multiq_enqueue(struct sk_buff *skb, struct Qdisc *sch)
return ret;
}
-
-static int
-multiq_requeue(struct sk_buff *skb, struct Qdisc *sch)
-{
- struct Qdisc *qdisc;
- struct multiq_sched_data *q = qdisc_priv(sch);
- int ret;
-
- qdisc = multiq_classify(skb, sch, &ret);
-#ifdef CONFIG_NET_CLS_ACT
- if (qdisc == NULL) {
- if (ret & __NET_XMIT_BYPASS)
- sch->qstats.drops++;
- kfree_skb(skb);
- return ret;
- }
-#endif
-
- ret = qdisc->ops->requeue(skb, qdisc);
- if (ret == NET_XMIT_SUCCESS) {
- sch->q.qlen++;
- sch->qstats.requeues++;
- if (q->curband)
- q->curband--;
- else
- q->curband = q->bands - 1;
- return NET_XMIT_SUCCESS;
- }
- if (net_xmit_drop_count(ret))
- sch->qstats.drops++;
- return ret;
-}
-
-
static struct sk_buff *multiq_dequeue(struct Qdisc *sch)
{
struct multiq_sched_data *q = qdisc_priv(sch);
@@ -140,7 +106,7 @@ static struct sk_buff *multiq_dequeue(struct Qdisc *sch)
q->curband = 0;
/* Check that target subqueue is available before
- * pulling an skb to avoid excessive requeues
+ * pulling an skb to avoid head-of-line blocking.
*/
if (!__netif_subqueue_stopped(qdisc_dev(sch), q->curband)) {
qdisc = q->queues[q->curband];
@@ -155,6 +121,34 @@ static struct sk_buff *multiq_dequeue(struct Qdisc *sch)
}
+static struct sk_buff *multiq_peek(struct Qdisc *sch)
+{
+ struct multiq_sched_data *q = qdisc_priv(sch);
+ unsigned int curband = q->curband;
+ struct Qdisc *qdisc;
+ struct sk_buff *skb;
+ int band;
+
+ for (band = 0; band < q->bands; band++) {
+ /* cycle through bands to ensure fairness */
+ curband++;
+ if (curband >= q->bands)
+ curband = 0;
+
+ /* Check that target subqueue is available before
+ * pulling an skb to avoid head-of-line blocking.
+ */
+ if (!__netif_subqueue_stopped(qdisc_dev(sch), curband)) {
+ qdisc = q->queues[curband];
+ skb = qdisc->ops->peek(qdisc);
+ if (skb)
+ return skb;
+ }
+ }
+ return NULL;
+
+}
+
static unsigned int multiq_drop(struct Qdisc *sch)
{
struct multiq_sched_data *q = qdisc_priv(sch);
@@ -220,7 +214,8 @@ static int multiq_tune(struct Qdisc *sch, struct nlattr *opt)
q->bands = qopt->bands;
for (i = q->bands; i < q->max_bands; i++) {
if (q->queues[i] != &noop_qdisc) {
- struct Qdisc *child = xchg(&q->queues[i], &noop_qdisc);
+ struct Qdisc *child = q->queues[i];
+ q->queues[i] = &noop_qdisc;
qdisc_tree_decrease_qlen(child, child->q.qlen);
qdisc_destroy(child);
}
@@ -230,7 +225,7 @@ static int multiq_tune(struct Qdisc *sch, struct nlattr *opt)
for (i = 0; i < q->bands; i++) {
if (q->queues[i] == &noop_qdisc) {
- struct Qdisc *child;
+ struct Qdisc *child, *old;
child = qdisc_create_dflt(qdisc_dev(sch),
sch->dev_queue,
&pfifo_qdisc_ops,
@@ -238,12 +233,13 @@ static int multiq_tune(struct Qdisc *sch, struct nlattr *opt)
i + 1));
if (child) {
sch_tree_lock(sch);
- child = xchg(&q->queues[i], child);
+ old = q->queues[i];
+ q->queues[i] = child;
- if (child != &noop_qdisc) {
- qdisc_tree_decrease_qlen(child,
- child->q.qlen);
- qdisc_destroy(child);
+ if (old != &noop_qdisc) {
+ qdisc_tree_decrease_qlen(old,
+ old->q.qlen);
+ qdisc_destroy(old);
}
sch_tree_unlock(sch);
}
@@ -451,7 +447,7 @@ static struct Qdisc_ops multiq_qdisc_ops __read_mostly = {
.priv_size = sizeof(struct multiq_sched_data),
.enqueue = multiq_enqueue,
.dequeue = multiq_dequeue,
- .requeue = multiq_requeue,
+ .peek = multiq_peek,
.drop = multiq_drop,
.init = multiq_init,
.reset = multiq_reset,
diff --git a/net/sched/sch_netem.c b/net/sched/sch_netem.c
index a11959908d9a..f840d6b27c65 100644
--- a/net/sched/sch_netem.c
+++ b/net/sched/sch_netem.c
@@ -233,7 +233,11 @@ static int netem_enqueue(struct sk_buff *skb, struct Qdisc *sch)
*/
cb->time_to_send = psched_get_time();
q->counter = 0;
- ret = q->qdisc->ops->requeue(skb, q->qdisc);
+
+ __skb_queue_head(&q->qdisc->q, skb);
+ q->qdisc->qstats.backlog += qdisc_pkt_len(skb);
+ q->qdisc->qstats.requeues++;
+ ret = NET_XMIT_SUCCESS;
}
if (likely(ret == NET_XMIT_SUCCESS)) {
@@ -248,20 +252,6 @@ static int netem_enqueue(struct sk_buff *skb, struct Qdisc *sch)
return ret;
}
-/* Requeue packets but don't change time stamp */
-static int netem_requeue(struct sk_buff *skb, struct Qdisc *sch)
-{
- struct netem_sched_data *q = qdisc_priv(sch);
- int ret;
-
- if ((ret = q->qdisc->ops->requeue(skb, q->qdisc)) == 0) {
- sch->q.qlen++;
- sch->qstats.requeues++;
- }
-
- return ret;
-}
-
static unsigned int netem_drop(struct Qdisc* sch)
{
struct netem_sched_data *q = qdisc_priv(sch);
@@ -283,25 +273,22 @@ static struct sk_buff *netem_dequeue(struct Qdisc *sch)
if (sch->flags & TCQ_F_THROTTLED)
return NULL;
- skb = q->qdisc->dequeue(q->qdisc);
+ skb = q->qdisc->ops->peek(q->qdisc);
if (skb) {
const struct netem_skb_cb *cb = netem_skb_cb(skb);
psched_time_t now = psched_get_time();
/* if more time remaining? */
if (cb->time_to_send <= now) {
+ skb = qdisc_dequeue_peeked(q->qdisc);
+ if (unlikely(!skb))
+ return NULL;
+
pr_debug("netem_dequeue: return skb=%p\n", skb);
sch->q.qlen--;
return skb;
}
- if (unlikely(q->qdisc->ops->requeue(skb, q->qdisc) != NET_XMIT_SUCCESS)) {
- qdisc_tree_decrease_qlen(q->qdisc, 1);
- sch->qstats.drops++;
- printk(KERN_ERR "netem: %s could not requeue\n",
- q->qdisc->ops->id);
- }
-
qdisc_watchdog_schedule(&q->watchdog, cb->time_to_send);
}
@@ -344,14 +331,13 @@ static int get_dist_table(struct Qdisc *sch, const struct nlattr *attr)
root_lock = qdisc_root_sleeping_lock(sch);
spin_lock_bh(root_lock);
- d = xchg(&q->delay_dist, d);
+ kfree(q->delay_dist);
+ q->delay_dist = d;
spin_unlock_bh(root_lock);
-
- kfree(d);
return 0;
}
-static int get_correlation(struct Qdisc *sch, const struct nlattr *attr)
+static void get_correlation(struct Qdisc *sch, const struct nlattr *attr)
{
struct netem_sched_data *q = qdisc_priv(sch);
const struct tc_netem_corr *c = nla_data(attr);
@@ -359,27 +345,24 @@ static int get_correlation(struct Qdisc *sch, const struct nlattr *attr)
init_crandom(&q->delay_cor, c->delay_corr);
init_crandom(&q->loss_cor, c->loss_corr);
init_crandom(&q->dup_cor, c->dup_corr);
- return 0;
}
-static int get_reorder(struct Qdisc *sch, const struct nlattr *attr)
+static void get_reorder(struct Qdisc *sch, const struct nlattr *attr)
{
struct netem_sched_data *q = qdisc_priv(sch);
const struct tc_netem_reorder *r = nla_data(attr);
q->reorder = r->probability;
init_crandom(&q->reorder_cor, r->correlation);
- return 0;
}
-static int get_corrupt(struct Qdisc *sch, const struct nlattr *attr)
+static void get_corrupt(struct Qdisc *sch, const struct nlattr *attr)
{
struct netem_sched_data *q = qdisc_priv(sch);
const struct tc_netem_corrupt *r = nla_data(attr);
q->corrupt = r->probability;
init_crandom(&q->corrupt_cor, r->correlation);
- return 0;
}
static const struct nla_policy netem_policy[TCA_NETEM_MAX + 1] = {
@@ -438,11 +421,8 @@ static int netem_change(struct Qdisc *sch, struct nlattr *opt)
if (q->gap)
q->reorder = ~0;
- if (tb[TCA_NETEM_CORR]) {
- ret = get_correlation(sch, tb[TCA_NETEM_CORR]);
- if (ret)
- return ret;
- }
+ if (tb[TCA_NETEM_CORR])
+ get_correlation(sch, tb[TCA_NETEM_CORR]);
if (tb[TCA_NETEM_DELAY_DIST]) {
ret = get_dist_table(sch, tb[TCA_NETEM_DELAY_DIST]);
@@ -450,17 +430,11 @@ static int netem_change(struct Qdisc *sch, struct nlattr *opt)
return ret;
}
- if (tb[TCA_NETEM_REORDER]) {
- ret = get_reorder(sch, tb[TCA_NETEM_REORDER]);
- if (ret)
- return ret;
- }
+ if (tb[TCA_NETEM_REORDER])
+ get_reorder(sch, tb[TCA_NETEM_REORDER]);
- if (tb[TCA_NETEM_CORRUPT]) {
- ret = get_corrupt(sch, tb[TCA_NETEM_CORRUPT]);
- if (ret)
- return ret;
- }
+ if (tb[TCA_NETEM_CORRUPT])
+ get_corrupt(sch, tb[TCA_NETEM_CORRUPT]);
return 0;
}
@@ -541,7 +515,7 @@ static struct Qdisc_ops tfifo_qdisc_ops __read_mostly = {
.priv_size = sizeof(struct fifo_sched_data),
.enqueue = tfifo_enqueue,
.dequeue = qdisc_dequeue_head,
- .requeue = qdisc_requeue,
+ .peek = qdisc_peek_head,
.drop = qdisc_queue_drop,
.init = tfifo_init,
.reset = qdisc_reset_queue,
@@ -624,99 +598,12 @@ nla_put_failure:
return -1;
}
-static int netem_dump_class(struct Qdisc *sch, unsigned long cl,
- struct sk_buff *skb, struct tcmsg *tcm)
-{
- struct netem_sched_data *q = qdisc_priv(sch);
-
- if (cl != 1) /* only one class */
- return -ENOENT;
-
- tcm->tcm_handle |= TC_H_MIN(1);
- tcm->tcm_info = q->qdisc->handle;
-
- return 0;
-}
-
-static int netem_graft(struct Qdisc *sch, unsigned long arg, struct Qdisc *new,
- struct Qdisc **old)
-{
- struct netem_sched_data *q = qdisc_priv(sch);
-
- if (new == NULL)
- new = &noop_qdisc;
-
- sch_tree_lock(sch);
- *old = xchg(&q->qdisc, new);
- qdisc_tree_decrease_qlen(*old, (*old)->q.qlen);
- qdisc_reset(*old);
- sch_tree_unlock(sch);
-
- return 0;
-}
-
-static struct Qdisc *netem_leaf(struct Qdisc *sch, unsigned long arg)
-{
- struct netem_sched_data *q = qdisc_priv(sch);
- return q->qdisc;
-}
-
-static unsigned long netem_get(struct Qdisc *sch, u32 classid)
-{
- return 1;
-}
-
-static void netem_put(struct Qdisc *sch, unsigned long arg)
-{
-}
-
-static int netem_change_class(struct Qdisc *sch, u32 classid, u32 parentid,
- struct nlattr **tca, unsigned long *arg)
-{
- return -ENOSYS;
-}
-
-static int netem_delete(struct Qdisc *sch, unsigned long arg)
-{
- return -ENOSYS;
-}
-
-static void netem_walk(struct Qdisc *sch, struct qdisc_walker *walker)
-{
- if (!walker->stop) {
- if (walker->count >= walker->skip)
- if (walker->fn(sch, 1, walker) < 0) {
- walker->stop = 1;
- return;
- }
- walker->count++;
- }
-}
-
-static struct tcf_proto **netem_find_tcf(struct Qdisc *sch, unsigned long cl)
-{
- return NULL;
-}
-
-static const struct Qdisc_class_ops netem_class_ops = {
- .graft = netem_graft,
- .leaf = netem_leaf,
- .get = netem_get,
- .put = netem_put,
- .change = netem_change_class,
- .delete = netem_delete,
- .walk = netem_walk,
- .tcf_chain = netem_find_tcf,
- .dump = netem_dump_class,
-};
-
static struct Qdisc_ops netem_qdisc_ops __read_mostly = {
.id = "netem",
- .cl_ops = &netem_class_ops,
.priv_size = sizeof(struct netem_sched_data),
.enqueue = netem_enqueue,
.dequeue = netem_dequeue,
- .requeue = netem_requeue,
+ .peek = qdisc_peek_dequeued,
.drop = netem_drop,
.init = netem_init,
.reset = netem_reset,
diff --git a/net/sched/sch_prio.c b/net/sched/sch_prio.c
index 504a78cdb718..94cecef70145 100644
--- a/net/sched/sch_prio.c
+++ b/net/sched/sch_prio.c
@@ -93,34 +93,20 @@ prio_enqueue(struct sk_buff *skb, struct Qdisc *sch)
return ret;
}
-
-static int
-prio_requeue(struct sk_buff *skb, struct Qdisc* sch)
+static struct sk_buff *prio_peek(struct Qdisc *sch)
{
- struct Qdisc *qdisc;
- int ret;
-
- qdisc = prio_classify(skb, sch, &ret);
-#ifdef CONFIG_NET_CLS_ACT
- if (qdisc == NULL) {
- if (ret & __NET_XMIT_BYPASS)
- sch->qstats.drops++;
- kfree_skb(skb);
- return ret;
- }
-#endif
+ struct prio_sched_data *q = qdisc_priv(sch);
+ int prio;
- if ((ret = qdisc->ops->requeue(skb, qdisc)) == NET_XMIT_SUCCESS) {
- sch->q.qlen++;
- sch->qstats.requeues++;
- return NET_XMIT_SUCCESS;
+ for (prio = 0; prio < q->bands; prio++) {
+ struct Qdisc *qdisc = q->queues[prio];
+ struct sk_buff *skb = qdisc->ops->peek(qdisc);
+ if (skb)
+ return skb;
}
- if (net_xmit_drop_count(ret))
- sch->qstats.drops++;
- return ret;
+ return NULL;
}
-
static struct sk_buff *prio_dequeue(struct Qdisc* sch)
{
struct prio_sched_data *q = qdisc_priv(sch);
@@ -201,7 +187,8 @@ static int prio_tune(struct Qdisc *sch, struct nlattr *opt)
memcpy(q->prio2band, qopt->priomap, TC_PRIO_MAX+1);
for (i=q->bands; i<TCQ_PRIO_BANDS; i++) {
- struct Qdisc *child = xchg(&q->queues[i], &noop_qdisc);
+ struct Qdisc *child = q->queues[i];
+ q->queues[i] = &noop_qdisc;
if (child != &noop_qdisc) {
qdisc_tree_decrease_qlen(child, child->q.qlen);
qdisc_destroy(child);
@@ -211,18 +198,19 @@ static int prio_tune(struct Qdisc *sch, struct nlattr *opt)
for (i=0; i<q->bands; i++) {
if (q->queues[i] == &noop_qdisc) {
- struct Qdisc *child;
+ struct Qdisc *child, *old;
child = qdisc_create_dflt(qdisc_dev(sch), sch->dev_queue,
&pfifo_qdisc_ops,
TC_H_MAKE(sch->handle, i + 1));
if (child) {
sch_tree_lock(sch);
- child = xchg(&q->queues[i], child);
+ old = q->queues[i];
+ q->queues[i] = child;
- if (child != &noop_qdisc) {
- qdisc_tree_decrease_qlen(child,
- child->q.qlen);
- qdisc_destroy(child);
+ if (old != &noop_qdisc) {
+ qdisc_tree_decrease_qlen(old,
+ old->q.qlen);
+ qdisc_destroy(old);
}
sch_tree_unlock(sch);
}
@@ -421,7 +409,7 @@ static struct Qdisc_ops prio_qdisc_ops __read_mostly = {
.priv_size = sizeof(struct prio_sched_data),
.enqueue = prio_enqueue,
.dequeue = prio_dequeue,
- .requeue = prio_requeue,
+ .peek = prio_peek,
.drop = prio_drop,
.init = prio_init,
.reset = prio_reset,
diff --git a/net/sched/sch_red.c b/net/sched/sch_red.c
index 5da05839e225..2bdf241f6315 100644
--- a/net/sched/sch_red.c
+++ b/net/sched/sch_red.c
@@ -108,23 +108,6 @@ congestion_drop:
return NET_XMIT_CN;
}
-static int red_requeue(struct sk_buff *skb, struct Qdisc* sch)
-{
- struct red_sched_data *q = qdisc_priv(sch);
- struct Qdisc *child = q->qdisc;
- int ret;
-
- if (red_is_idling(&q->parms))
- red_end_of_idle_period(&q->parms);
-
- ret = child->ops->requeue(skb, child);
- if (likely(ret == NET_XMIT_SUCCESS)) {
- sch->qstats.requeues++;
- sch->q.qlen++;
- }
- return ret;
-}
-
static struct sk_buff * red_dequeue(struct Qdisc* sch)
{
struct sk_buff *skb;
@@ -140,6 +123,14 @@ static struct sk_buff * red_dequeue(struct Qdisc* sch)
return skb;
}
+static struct sk_buff * red_peek(struct Qdisc* sch)
+{
+ struct red_sched_data *q = qdisc_priv(sch);
+ struct Qdisc *child = q->qdisc;
+
+ return child->ops->peek(child);
+}
+
static unsigned int red_drop(struct Qdisc* sch)
{
struct red_sched_data *q = qdisc_priv(sch);
@@ -211,7 +202,8 @@ static int red_change(struct Qdisc *sch, struct nlattr *opt)
q->limit = ctl->limit;
if (child) {
qdisc_tree_decrease_qlen(q->qdisc, q->qdisc->q.qlen);
- qdisc_destroy(xchg(&q->qdisc, child));
+ qdisc_destroy(q->qdisc);
+ q->qdisc = child;
}
red_set_parms(&q->parms, ctl->qth_min, ctl->qth_max, ctl->Wlog,
@@ -292,7 +284,8 @@ static int red_graft(struct Qdisc *sch, unsigned long arg, struct Qdisc *new,
new = &noop_qdisc;
sch_tree_lock(sch);
- *old = xchg(&q->qdisc, new);
+ *old = q->qdisc;
+ q->qdisc = new;
qdisc_tree_decrease_qlen(*old, (*old)->q.qlen);
qdisc_reset(*old);
sch_tree_unlock(sch);
@@ -361,7 +354,7 @@ static struct Qdisc_ops red_qdisc_ops __read_mostly = {
.cl_ops = &red_class_ops,
.enqueue = red_enqueue,
.dequeue = red_dequeue,
- .requeue = red_requeue,
+ .peek = red_peek,
.drop = red_drop,
.init = red_init,
.reset = red_reset,
diff --git a/net/sched/sch_sfq.c b/net/sched/sch_sfq.c
index fe1508ef0d3d..ab8cfee3c9ce 100644
--- a/net/sched/sch_sfq.c
+++ b/net/sched/sch_sfq.c
@@ -329,71 +329,20 @@ sfq_enqueue(struct sk_buff *skb, struct Qdisc *sch)
return NET_XMIT_CN;
}
-static int
-sfq_requeue(struct sk_buff *skb, struct Qdisc *sch)
+static struct sk_buff *
+sfq_peek(struct Qdisc *sch)
{
struct sfq_sched_data *q = qdisc_priv(sch);
- unsigned int hash;
- sfq_index x;
- int ret;
-
- hash = sfq_classify(skb, sch, &ret);
- if (hash == 0) {
- if (ret & __NET_XMIT_BYPASS)
- sch->qstats.drops++;
- kfree_skb(skb);
- return ret;
- }
- hash--;
-
- x = q->ht[hash];
- if (x == SFQ_DEPTH) {
- q->ht[hash] = x = q->dep[SFQ_DEPTH].next;
- q->hash[x] = hash;
- }
-
- sch->qstats.backlog += qdisc_pkt_len(skb);
- __skb_queue_head(&q->qs[x], skb);
- /* If selected queue has length q->limit+1, this means that
- * all another queues are empty and we do simple tail drop.
- * This packet is still requeued at head of queue, tail packet
- * is dropped.
- */
- if (q->qs[x].qlen > q->limit) {
- skb = q->qs[x].prev;
- __skb_unlink(skb, &q->qs[x]);
- sch->qstats.drops++;
- sch->qstats.backlog -= qdisc_pkt_len(skb);
- kfree_skb(skb);
- return NET_XMIT_CN;
- }
-
- sfq_inc(q, x);
- if (q->qs[x].qlen == 1) { /* The flow is new */
- if (q->tail == SFQ_DEPTH) { /* It is the first flow */
- q->tail = x;
- q->next[x] = x;
- q->allot[x] = q->quantum;
- } else {
- q->next[x] = q->next[q->tail];
- q->next[q->tail] = x;
- q->tail = x;
- }
- }
+ sfq_index a;
- if (++sch->q.qlen <= q->limit) {
- sch->qstats.requeues++;
- return 0;
- }
+ /* No active slots */
+ if (q->tail == SFQ_DEPTH)
+ return NULL;
- sch->qstats.drops++;
- sfq_drop(sch);
- return NET_XMIT_CN;
+ a = q->next[q->tail];
+ return skb_peek(&q->qs[a]);
}
-
-
-
static struct sk_buff *
sfq_dequeue(struct Qdisc *sch)
{
@@ -624,7 +573,7 @@ static struct Qdisc_ops sfq_qdisc_ops __read_mostly = {
.priv_size = sizeof(struct sfq_sched_data),
.enqueue = sfq_enqueue,
.dequeue = sfq_dequeue,
- .requeue = sfq_requeue,
+ .peek = sfq_peek,
.drop = sfq_drop,
.init = sfq_init,
.reset = sfq_reset,
diff --git a/net/sched/sch_tbf.c b/net/sched/sch_tbf.c
index 94c61598b86a..a2f93c09f3cc 100644
--- a/net/sched/sch_tbf.c
+++ b/net/sched/sch_tbf.c
@@ -139,19 +139,6 @@ static int tbf_enqueue(struct sk_buff *skb, struct Qdisc* sch)
return 0;
}
-static int tbf_requeue(struct sk_buff *skb, struct Qdisc* sch)
-{
- struct tbf_sched_data *q = qdisc_priv(sch);
- int ret;
-
- if ((ret = q->qdisc->ops->requeue(skb, q->qdisc)) == 0) {
- sch->q.qlen++;
- sch->qstats.requeues++;
- }
-
- return ret;
-}
-
static unsigned int tbf_drop(struct Qdisc* sch)
{
struct tbf_sched_data *q = qdisc_priv(sch);
@@ -169,7 +156,7 @@ static struct sk_buff *tbf_dequeue(struct Qdisc* sch)
struct tbf_sched_data *q = qdisc_priv(sch);
struct sk_buff *skb;
- skb = q->qdisc->dequeue(q->qdisc);
+ skb = q->qdisc->ops->peek(q->qdisc);
if (skb) {
psched_time_t now;
@@ -192,6 +179,10 @@ static struct sk_buff *tbf_dequeue(struct Qdisc* sch)
toks -= L2T(q, len);
if ((toks|ptoks) >= 0) {
+ skb = qdisc_dequeue_peeked(q->qdisc);
+ if (unlikely(!skb))
+ return NULL;
+
q->t_c = now;
q->tokens = toks;
q->ptokens = ptoks;
@@ -214,12 +205,6 @@ static struct sk_buff *tbf_dequeue(struct Qdisc* sch)
(cf. CSZ, HPFQ, HFSC)
*/
- if (q->qdisc->ops->requeue(skb, q->qdisc) != NET_XMIT_SUCCESS) {
- /* When requeue fails skb is dropped */
- qdisc_tree_decrease_qlen(q->qdisc, 1);
- sch->qstats.drops++;
- }
-
sch->qstats.overlimits++;
}
return NULL;
@@ -251,6 +236,7 @@ static int tbf_change(struct Qdisc* sch, struct nlattr *opt)
struct tc_tbf_qopt *qopt;
struct qdisc_rate_table *rtab = NULL;
struct qdisc_rate_table *ptab = NULL;
+ struct qdisc_rate_table *tmp;
struct Qdisc *child = NULL;
int max_size,n;
@@ -299,7 +285,8 @@ static int tbf_change(struct Qdisc* sch, struct nlattr *opt)
sch_tree_lock(sch);
if (child) {
qdisc_tree_decrease_qlen(q->qdisc, q->qdisc->q.qlen);
- qdisc_destroy(xchg(&q->qdisc, child));
+ qdisc_destroy(q->qdisc);
+ q->qdisc = child;
}
q->limit = qopt->limit;
q->mtu = qopt->mtu;
@@ -307,8 +294,14 @@ static int tbf_change(struct Qdisc* sch, struct nlattr *opt)
q->buffer = qopt->buffer;
q->tokens = q->buffer;
q->ptokens = q->mtu;
- rtab = xchg(&q->R_tab, rtab);
- ptab = xchg(&q->P_tab, ptab);
+
+ tmp = q->R_tab;
+ q->R_tab = rtab;
+ rtab = tmp;
+
+ tmp = q->P_tab;
+ q->P_tab = ptab;
+ ptab = tmp;
sch_tree_unlock(sch);
err = 0;
done:
@@ -398,7 +391,8 @@ static int tbf_graft(struct Qdisc *sch, unsigned long arg, struct Qdisc *new,
new = &noop_qdisc;
sch_tree_lock(sch);
- *old = xchg(&q->qdisc, new);
+ *old = q->qdisc;
+ q->qdisc = new;
qdisc_tree_decrease_qlen(*old, (*old)->q.qlen);
qdisc_reset(*old);
sch_tree_unlock(sch);
@@ -469,7 +463,7 @@ static struct Qdisc_ops tbf_qdisc_ops __read_mostly = {
.priv_size = sizeof(struct tbf_sched_data),
.enqueue = tbf_enqueue,
.dequeue = tbf_dequeue,
- .requeue = tbf_requeue,
+ .peek = qdisc_peek_dequeued,
.drop = tbf_drop,
.init = tbf_init,
.reset = tbf_reset,
diff --git a/net/sched/sch_teql.c b/net/sched/sch_teql.c
index d35ef059abb1..cfc8e7caba62 100644
--- a/net/sched/sch_teql.c
+++ b/net/sched/sch_teql.c
@@ -93,16 +93,6 @@ teql_enqueue(struct sk_buff *skb, struct Qdisc* sch)
return NET_XMIT_DROP;
}
-static int
-teql_requeue(struct sk_buff *skb, struct Qdisc* sch)
-{
- struct teql_sched_data *q = qdisc_priv(sch);
-
- __skb_queue_head(&q->q, skb);
- sch->qstats.requeues++;
- return 0;
-}
-
static struct sk_buff *
teql_dequeue(struct Qdisc* sch)
{
@@ -123,6 +113,13 @@ teql_dequeue(struct Qdisc* sch)
return skb;
}
+static struct sk_buff *
+teql_peek(struct Qdisc* sch)
+{
+ /* teql is meant to be used as root qdisc */
+ return NULL;
+}
+
static __inline__ void
teql_neigh_release(struct neighbour *n)
{
@@ -433,7 +430,7 @@ static __init void teql_master_setup(struct net_device *dev)
ops->enqueue = teql_enqueue;
ops->dequeue = teql_dequeue;
- ops->requeue = teql_requeue;
+ ops->peek = teql_peek;
ops->init = teql_qdisc_init;
ops->reset = teql_reset;
ops->destroy = teql_destroy;
diff --git a/net/sctp/ipv6.c b/net/sctp/ipv6.c
index 4124bbb99947..ceaa4aa066ea 100644
--- a/net/sctp/ipv6.c
+++ b/net/sctp/ipv6.c
@@ -223,10 +223,9 @@ static int sctp_v6_xmit(struct sk_buff *skb, struct sctp_transport *transport)
ipv6_addr_copy(&fl.fl6_dst, rt0->addr);
}
- SCTP_DEBUG_PRINTK("%s: skb:%p, len:%d, "
- "src:" NIP6_FMT " dst:" NIP6_FMT "\n",
+ SCTP_DEBUG_PRINTK("%s: skb:%p, len:%d, src:%pI6 dst:%pI6\n",
__func__, skb, skb->len,
- NIP6(fl.fl6_src), NIP6(fl.fl6_dst));
+ &fl.fl6_src, &fl.fl6_dst);
SCTP_INC_STATS(SCTP_MIB_OUTSCTPPACKS);
@@ -252,23 +251,19 @@ static struct dst_entry *sctp_v6_get_dst(struct sctp_association *asoc,
fl.oif = daddr->v6.sin6_scope_id;
- SCTP_DEBUG_PRINTK("%s: DST=" NIP6_FMT " ",
- __func__, NIP6(fl.fl6_dst));
+ SCTP_DEBUG_PRINTK("%s: DST=%pI6 ", __func__, &fl.fl6_dst);
if (saddr) {
ipv6_addr_copy(&fl.fl6_src, &saddr->v6.sin6_addr);
- SCTP_DEBUG_PRINTK(
- "SRC=" NIP6_FMT " - ",
- NIP6(fl.fl6_src));
+ SCTP_DEBUG_PRINTK("SRC=%pI6 - ", &fl.fl6_src);
}
dst = ip6_route_output(&init_net, NULL, &fl);
if (!dst->error) {
struct rt6_info *rt;
rt = (struct rt6_info *)dst;
- SCTP_DEBUG_PRINTK(
- "rt6_dst:" NIP6_FMT " rt6_src:" NIP6_FMT "\n",
- NIP6(rt->rt6i_dst.addr), NIP6(rt->rt6i_src.addr));
+ SCTP_DEBUG_PRINTK("rt6_dst:%pI6 rt6_src:%pI6\n",
+ &rt->rt6i_dst.addr, &rt->rt6i_src.addr);
return dst;
}
SCTP_DEBUG_PRINTK("NO ROUTE\n");
@@ -314,9 +309,8 @@ static void sctp_v6_get_saddr(struct sctp_sock *sk,
__u8 matchlen = 0;
__u8 bmatchlen;
- SCTP_DEBUG_PRINTK("%s: asoc:%p dst:%p "
- "daddr:" NIP6_FMT " ",
- __func__, asoc, dst, NIP6(daddr->v6.sin6_addr));
+ SCTP_DEBUG_PRINTK("%s: asoc:%p dst:%p daddr:%pI6 ",
+ __func__, asoc, dst, &daddr->v6.sin6_addr);
if (!asoc) {
ipv6_dev_get_saddr(sock_net(sctp_opt2sk(sk)),
@@ -324,8 +318,8 @@ static void sctp_v6_get_saddr(struct sctp_sock *sk,
&daddr->v6.sin6_addr,
inet6_sk(&sk->inet.sk)->srcprefs,
&saddr->v6.sin6_addr);
- SCTP_DEBUG_PRINTK("saddr from ipv6_get_saddr: " NIP6_FMT "\n",
- NIP6(saddr->v6.sin6_addr));
+ SCTP_DEBUG_PRINTK("saddr from ipv6_get_saddr: %pI6\n",
+ &saddr->v6.sin6_addr);
return;
}
@@ -353,12 +347,11 @@ static void sctp_v6_get_saddr(struct sctp_sock *sk,
if (baddr) {
memcpy(saddr, baddr, sizeof(union sctp_addr));
- SCTP_DEBUG_PRINTK("saddr: " NIP6_FMT "\n",
- NIP6(saddr->v6.sin6_addr));
+ SCTP_DEBUG_PRINTK("saddr: %pI6\n", &saddr->v6.sin6_addr);
} else {
printk(KERN_ERR "%s: asoc:%p Could not find a valid source "
- "address for the dest:" NIP6_FMT "\n",
- __func__, asoc, NIP6(daddr->v6.sin6_addr));
+ "address for the dest:%pI6\n",
+ __func__, asoc, &daddr->v6.sin6_addr);
}
rcu_read_unlock();
@@ -727,7 +720,7 @@ static int sctp_v6_is_ce(const struct sk_buff *skb)
/* Dump the v6 addr to the seq file. */
static void sctp_v6_seq_dump_addr(struct seq_file *seq, union sctp_addr *addr)
{
- seq_printf(seq, NIP6_FMT " ", NIP6(addr->v6.sin6_addr));
+ seq_printf(seq, "%pI6 ", &addr->v6.sin6_addr);
}
static void sctp_v6_ecn_capable(struct sock *sk)
diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
index 0b65354aaf64..a8ca743241ee 100644
--- a/net/sctp/protocol.c
+++ b/net/sctp/protocol.c
@@ -482,9 +482,8 @@ static struct dst_entry *sctp_v4_get_dst(struct sctp_association *asoc,
if (saddr)
fl.fl4_src = saddr->v4.sin_addr.s_addr;
- SCTP_DEBUG_PRINTK("%s: DST:%u.%u.%u.%u, SRC:%u.%u.%u.%u - ",
- __func__, NIPQUAD(fl.fl4_dst),
- NIPQUAD(fl.fl4_src));
+ SCTP_DEBUG_PRINTK("%s: DST:%pI4, SRC:%pI4 - ",
+ __func__, &fl.fl4_dst, &fl.fl4_src);
if (!ip_route_output_key(&init_net, &rt, &fl)) {
dst = &rt->u.dst;
@@ -540,8 +539,8 @@ out_unlock:
rcu_read_unlock();
out:
if (dst)
- SCTP_DEBUG_PRINTK("rt_dst:%u.%u.%u.%u, rt_src:%u.%u.%u.%u\n",
- NIPQUAD(rt->rt_dst), NIPQUAD(rt->rt_src));
+ SCTP_DEBUG_PRINTK("rt_dst:%pI4, rt_src:%pI4\n",
+ &rt->rt_dst, &rt->rt_src);
else
SCTP_DEBUG_PRINTK("NO ROUTE\n");
@@ -646,7 +645,7 @@ static void sctp_v4_addr_v4map(struct sctp_sock *sp, union sctp_addr *addr)
/* Dump the v4 addr to the seq file. */
static void sctp_v4_seq_dump_addr(struct seq_file *seq, union sctp_addr *addr)
{
- seq_printf(seq, "%d.%d.%d.%d ", NIPQUAD(addr->v4.sin_addr));
+ seq_printf(seq, "%pI4 ", &addr->v4.sin_addr);
}
static void sctp_v4_ecn_capable(struct sock *sk)
@@ -866,11 +865,10 @@ static inline int sctp_v4_xmit(struct sk_buff *skb,
{
struct inet_sock *inet = inet_sk(skb->sk);
- SCTP_DEBUG_PRINTK("%s: skb:%p, len:%d, "
- "src:%u.%u.%u.%u, dst:%u.%u.%u.%u\n",
+ SCTP_DEBUG_PRINTK("%s: skb:%p, len:%d, src:%pI4, dst:%pI4\n",
__func__, skb, skb->len,
- NIPQUAD(skb->rtable->rt_src),
- NIPQUAD(skb->rtable->rt_dst));
+ &skb->rtable->rt_src,
+ &skb->rtable->rt_dst);
inet->pmtudisc = transport->param_flags & SPP_PMTUD_ENABLE ?
IP_PMTUDISC_DO : IP_PMTUDISC_DONT;
diff --git a/net/sctp/sm_statefuns.c b/net/sctp/sm_statefuns.c
index a6a0ea71ae93..9f2a3eb656e5 100644
--- a/net/sctp/sm_statefuns.c
+++ b/net/sctp/sm_statefuns.c
@@ -1123,19 +1123,17 @@ sctp_disposition_t sctp_sf_backbeat_8_3(const struct sctp_endpoint *ep,
if (from_addr.sa.sa_family == AF_INET6) {
if (net_ratelimit())
printk(KERN_WARNING
- "%s association %p could not find address "
- NIP6_FMT "\n",
+ "%s association %p could not find address %pI6\n",
__func__,
asoc,
- NIP6(from_addr.v6.sin6_addr));
+ &from_addr.v6.sin6_addr);
} else {
if (net_ratelimit())
printk(KERN_WARNING
- "%s association %p could not find address "
- NIPQUAD_FMT "\n",
+ "%s association %p could not find address %pI4\n",
__func__,
asoc,
- NIPQUAD(from_addr.v4.sin_addr.s_addr));
+ &from_addr.v4.sin_addr.s_addr);
}
return SCTP_DISPOSITION_DISCARD;
}
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index a1b904529d5e..0c70eff0b757 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -3614,6 +3614,7 @@ SCTP_STATIC int sctp_init_sock(struct sock *sk)
SCTP_DBG_OBJCNT_INC(sock);
atomic_inc(&sctp_sockets_allocated);
+ sock_prot_inuse_add(sock_net(sk), sk->sk_prot, 1);
return 0;
}
@@ -3628,6 +3629,7 @@ SCTP_STATIC void sctp_destroy_sock(struct sock *sk)
ep = sctp_sk(sk)->ep;
sctp_endpoint_free(ep);
atomic_dec(&sctp_sockets_allocated);
+ sock_prot_inuse_add(sock_net(sk), sk->sk_prot, -1);
}
/* API 4.1.7 shutdown() - TCP Style Syntax
diff --git a/net/sctp/sysctl.c b/net/sctp/sysctl.c
index 52910697e104..f58e994e6852 100644
--- a/net/sctp/sysctl.c
+++ b/net/sctp/sysctl.c
@@ -63,8 +63,8 @@ static ctl_table sctp_table[] = {
.data = &sctp_rto_initial,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &one,
.extra2 = &timer_max
},
@@ -74,8 +74,8 @@ static ctl_table sctp_table[] = {
.data = &sctp_rto_min,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &one,
.extra2 = &timer_max
},
@@ -85,8 +85,8 @@ static ctl_table sctp_table[] = {
.data = &sctp_rto_max,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &one,
.extra2 = &timer_max
},
@@ -96,8 +96,8 @@ static ctl_table sctp_table[] = {
.data = &sctp_valid_cookie_life,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &one,
.extra2 = &timer_max
},
@@ -107,8 +107,8 @@ static ctl_table sctp_table[] = {
.data = &sctp_max_burst,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &zero,
.extra2 = &int_max
},
@@ -118,8 +118,8 @@ static ctl_table sctp_table[] = {
.data = &sctp_max_retrans_association,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &one,
.extra2 = &int_max
},
@@ -129,8 +129,8 @@ static ctl_table sctp_table[] = {
.data = &sctp_sndbuf_policy,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
- .strategy = &sysctl_intvec
+ .proc_handler = proc_dointvec,
+ .strategy = sysctl_intvec
},
{
.ctl_name = NET_SCTP_RCVBUF_POLICY,
@@ -138,8 +138,8 @@ static ctl_table sctp_table[] = {
.data = &sctp_rcvbuf_policy,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
- .strategy = &sysctl_intvec
+ .proc_handler = proc_dointvec,
+ .strategy = sysctl_intvec
},
{
.ctl_name = NET_SCTP_PATH_MAX_RETRANS,
@@ -147,8 +147,8 @@ static ctl_table sctp_table[] = {
.data = &sctp_max_retrans_path,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &one,
.extra2 = &int_max
},
@@ -158,8 +158,8 @@ static ctl_table sctp_table[] = {
.data = &sctp_max_retrans_init,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &one,
.extra2 = &int_max
},
@@ -169,8 +169,8 @@ static ctl_table sctp_table[] = {
.data = &sctp_hb_interval,
.maxlen = sizeof(unsigned int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &one,
.extra2 = &timer_max
},
@@ -180,8 +180,8 @@ static ctl_table sctp_table[] = {
.data = &sctp_cookie_preserve_enable,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
- .strategy = &sysctl_intvec
+ .proc_handler = proc_dointvec,
+ .strategy = sysctl_intvec
},
{
.ctl_name = NET_SCTP_RTO_ALPHA,
@@ -189,8 +189,8 @@ static ctl_table sctp_table[] = {
.data = &sctp_rto_alpha,
.maxlen = sizeof(int),
.mode = 0444,
- .proc_handler = &proc_dointvec,
- .strategy = &sysctl_intvec
+ .proc_handler = proc_dointvec,
+ .strategy = sysctl_intvec
},
{
.ctl_name = NET_SCTP_RTO_BETA,
@@ -198,8 +198,8 @@ static ctl_table sctp_table[] = {
.data = &sctp_rto_beta,
.maxlen = sizeof(int),
.mode = 0444,
- .proc_handler = &proc_dointvec,
- .strategy = &sysctl_intvec
+ .proc_handler = proc_dointvec,
+ .strategy = sysctl_intvec
},
{
.ctl_name = NET_SCTP_ADDIP_ENABLE,
@@ -207,8 +207,8 @@ static ctl_table sctp_table[] = {
.data = &sctp_addip_enable,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
- .strategy = &sysctl_intvec
+ .proc_handler = proc_dointvec,
+ .strategy = sysctl_intvec
},
{
.ctl_name = NET_SCTP_PRSCTP_ENABLE,
@@ -216,8 +216,8 @@ static ctl_table sctp_table[] = {
.data = &sctp_prsctp_enable,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
- .strategy = &sysctl_intvec
+ .proc_handler = proc_dointvec,
+ .strategy = sysctl_intvec
},
{
.ctl_name = NET_SCTP_SACK_TIMEOUT,
@@ -225,8 +225,8 @@ static ctl_table sctp_table[] = {
.data = &sctp_sack_timeout,
.maxlen = sizeof(long),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &sack_timer_min,
.extra2 = &sack_timer_max,
},
@@ -236,7 +236,7 @@ static ctl_table sctp_table[] = {
.data = &sysctl_sctp_mem,
.maxlen = sizeof(sysctl_sctp_mem),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = CTL_UNNUMBERED,
@@ -244,7 +244,7 @@ static ctl_table sctp_table[] = {
.data = &sysctl_sctp_rmem,
.maxlen = sizeof(sysctl_sctp_rmem),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = CTL_UNNUMBERED,
@@ -252,7 +252,7 @@ static ctl_table sctp_table[] = {
.data = &sysctl_sctp_wmem,
.maxlen = sizeof(sysctl_sctp_wmem),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{
.ctl_name = CTL_UNNUMBERED,
@@ -260,8 +260,8 @@ static ctl_table sctp_table[] = {
.data = &sctp_auth_enable,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
- .strategy = &sysctl_intvec
+ .proc_handler = proc_dointvec,
+ .strategy = sysctl_intvec
},
{
.ctl_name = CTL_UNNUMBERED,
@@ -269,8 +269,8 @@ static ctl_table sctp_table[] = {
.data = &sctp_addip_noauth,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
- .strategy = &sysctl_intvec
+ .proc_handler = proc_dointvec,
+ .strategy = sysctl_intvec
},
{ .ctl_name = 0 }
};
diff --git a/net/socket.c b/net/socket.c
index 92764d836891..e9d65ea2687e 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -69,7 +69,6 @@
#include <linux/proc_fs.h>
#include <linux/seq_file.h>
#include <linux/mutex.h>
-#include <linux/thread_info.h>
#include <linux/wanrouter.h>
#include <linux/if_bridge.h>
#include <linux/if_frad.h>
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index 4895c341e46d..3ca518386d15 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -271,15 +271,15 @@ struct rpc_clnt *rpc_create(struct rpc_create_args *args)
case AF_INET: {
struct sockaddr_in *sin =
(struct sockaddr_in *)args->address;
- snprintf(servername, sizeof(servername), NIPQUAD_FMT,
- NIPQUAD(sin->sin_addr.s_addr));
+ snprintf(servername, sizeof(servername), "%pI4",
+ &sin->sin_addr.s_addr);
break;
}
case AF_INET6: {
struct sockaddr_in6 *sin =
(struct sockaddr_in6 *)args->address;
- snprintf(servername, sizeof(servername), NIP6_FMT,
- NIP6(sin->sin6_addr));
+ snprintf(servername, sizeof(servername), "%pI6",
+ &sin->sin6_addr);
break;
}
default:
diff --git a/net/sunrpc/rpcb_clnt.c b/net/sunrpc/rpcb_clnt.c
index 41013dd66ac3..03ae007641e4 100644
--- a/net/sunrpc/rpcb_clnt.c
+++ b/net/sunrpc/rpcb_clnt.c
@@ -270,10 +270,9 @@ static int rpcb_register_netid4(struct sockaddr_in *address_to_register,
char buf[32];
/* Construct AF_INET universal address */
- snprintf(buf, sizeof(buf),
- NIPQUAD_FMT".%u.%u",
- NIPQUAD(address_to_register->sin_addr.s_addr),
- port >> 8, port & 0xff);
+ snprintf(buf, sizeof(buf), "%pI4.%u.%u",
+ &address_to_register->sin_addr.s_addr,
+ port >> 8, port & 0xff);
map->r_addr = buf;
dprintk("RPC: %sregistering [%u, %u, %s, '%s'] with "
@@ -305,9 +304,9 @@ static int rpcb_register_netid6(struct sockaddr_in6 *address_to_register,
snprintf(buf, sizeof(buf), "::.%u.%u",
port >> 8, port & 0xff);
else
- snprintf(buf, sizeof(buf), NIP6_FMT".%u.%u",
- NIP6(address_to_register->sin6_addr),
- port >> 8, port & 0xff);
+ snprintf(buf, sizeof(buf), "%pI6.%u.%u",
+ &address_to_register->sin6_addr,
+ port >> 8, port & 0xff);
map->r_addr = buf;
dprintk("RPC: %sregistering [%u, %u, %s, '%s'] with "
@@ -422,8 +421,8 @@ int rpcb_getport_sync(struct sockaddr_in *sin, u32 prog, u32 vers, int prot)
struct rpc_clnt *rpcb_clnt;
int status;
- dprintk("RPC: %s(" NIPQUAD_FMT ", %u, %u, %d)\n",
- __func__, NIPQUAD(sin->sin_addr.s_addr), prog, vers, prot);
+ dprintk("RPC: %s(%pI4, %u, %u, %d)\n",
+ __func__, &sin->sin_addr.s_addr, prog, vers, prot);
rpcb_clnt = rpcb_create(NULL, (struct sockaddr *)sin,
sizeof(*sin), prot, RPCBVERS_2);
diff --git a/net/sunrpc/svcauth_unix.c b/net/sunrpc/svcauth_unix.c
index f24800f2c098..82240e6127b2 100644
--- a/net/sunrpc/svcauth_unix.c
+++ b/net/sunrpc/svcauth_unix.c
@@ -162,13 +162,9 @@ static void ip_map_request(struct cache_detail *cd,
struct ip_map *im = container_of(h, struct ip_map, h);
if (ipv6_addr_v4mapped(&(im->m_addr))) {
- snprintf(text_addr, 20, NIPQUAD_FMT,
- ntohl(im->m_addr.s6_addr32[3]) >> 24 & 0xff,
- ntohl(im->m_addr.s6_addr32[3]) >> 16 & 0xff,
- ntohl(im->m_addr.s6_addr32[3]) >> 8 & 0xff,
- ntohl(im->m_addr.s6_addr32[3]) >> 0 & 0xff);
+ snprintf(text_addr, 20, "%pI4", &im->m_addr.s6_addr32[3]);
} else {
- snprintf(text_addr, 40, NIP6_FMT, NIP6(im->m_addr));
+ snprintf(text_addr, 40, "%pI6", &im->m_addr);
}
qword_add(bpp, blen, im->m_class);
qword_add(bpp, blen, text_addr);
@@ -208,13 +204,13 @@ static int ip_map_parse(struct cache_detail *cd,
len = qword_get(&mesg, buf, mlen);
if (len <= 0) return -EINVAL;
- if (sscanf(buf, NIPQUAD_FMT "%c", &b1, &b2, &b3, &b4, &c) == 4) {
+ if (sscanf(buf, "%u.%u.%u.%u%c", &b1, &b2, &b3, &b4, &c) == 4) {
addr.s6_addr32[0] = 0;
addr.s6_addr32[1] = 0;
addr.s6_addr32[2] = htonl(0xffff);
addr.s6_addr32[3] =
htonl((((((b1<<8)|b2)<<8)|b3)<<8)|b4);
- } else if (sscanf(buf, NIP6_FMT "%c",
+ } else if (sscanf(buf, "%04x:%04x:%04x:%04x:%04x:%04x:%04x:%04x%c",
&b1, &b2, &b3, &b4, &b5, &b6, &b7, &b8, &c) == 8) {
addr.s6_addr16[0] = htons(b1);
addr.s6_addr16[1] = htons(b2);
@@ -278,16 +274,10 @@ static int ip_map_show(struct seq_file *m,
dom = im->m_client->h.name;
if (ipv6_addr_v4mapped(&addr)) {
- seq_printf(m, "%s " NIPQUAD_FMT " %s\n",
- im->m_class,
- ntohl(addr.s6_addr32[3]) >> 24 & 0xff,
- ntohl(addr.s6_addr32[3]) >> 16 & 0xff,
- ntohl(addr.s6_addr32[3]) >> 8 & 0xff,
- ntohl(addr.s6_addr32[3]) >> 0 & 0xff,
- dom);
+ seq_printf(m, "%s %pI4 %s\n",
+ im->m_class, &addr.s6_addr32[3], dom);
} else {
- seq_printf(m, "%s " NIP6_FMT " %s\n",
- im->m_class, NIP6(addr), dom);
+ seq_printf(m, "%s %pI6 %s\n", im->m_class, &addr, dom);
}
return 0;
}
diff --git a/net/sunrpc/svcsock.c b/net/sunrpc/svcsock.c
index 95293f549e9c..6f7d1f2d2f36 100644
--- a/net/sunrpc/svcsock.c
+++ b/net/sunrpc/svcsock.c
@@ -250,10 +250,10 @@ static int one_sock_name(char *buf, struct svc_sock *svsk)
switch(svsk->sk_sk->sk_family) {
case AF_INET:
- len = sprintf(buf, "ipv4 %s %u.%u.%u.%u %d\n",
- svsk->sk_sk->sk_protocol==IPPROTO_UDP?
+ len = sprintf(buf, "ipv4 %s %pI4 %d\n",
+ svsk->sk_sk->sk_protocol == IPPROTO_UDP ?
"udp" : "tcp",
- NIPQUAD(inet_sk(svsk->sk_sk)->rcv_saddr),
+ &inet_sk(svsk->sk_sk)->rcv_saddr,
inet_sk(svsk->sk_sk)->num);
break;
default:
diff --git a/net/sunrpc/xprtrdma/svc_rdma_transport.c b/net/sunrpc/xprtrdma/svc_rdma_transport.c
index 6fb493cbd29f..f8500f018f8a 100644
--- a/net/sunrpc/xprtrdma/svc_rdma_transport.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_transport.c
@@ -1048,21 +1048,21 @@ static struct svc_xprt *svc_rdma_accept(struct svc_xprt *xprt)
dprintk("svcrdma: new connection %p accepted with the following "
"attributes:\n"
- " local_ip : %d.%d.%d.%d\n"
+ " local_ip : %pI4\n"
" local_port : %d\n"
- " remote_ip : %d.%d.%d.%d\n"
+ " remote_ip : %pI4\n"
" remote_port : %d\n"
" max_sge : %d\n"
" sq_depth : %d\n"
" max_requests : %d\n"
" ord : %d\n",
newxprt,
- NIPQUAD(((struct sockaddr_in *)&newxprt->sc_cm_id->
- route.addr.src_addr)->sin_addr.s_addr),
+ &((struct sockaddr_in *)&newxprt->sc_cm_id->
+ route.addr.src_addr)->sin_addr.s_addr,
ntohs(((struct sockaddr_in *)&newxprt->sc_cm_id->
route.addr.src_addr)->sin_port),
- NIPQUAD(((struct sockaddr_in *)&newxprt->sc_cm_id->
- route.addr.dst_addr)->sin_addr.s_addr),
+ &((struct sockaddr_in *)&newxprt->sc_cm_id->
+ route.addr.dst_addr)->sin_addr.s_addr,
ntohs(((struct sockaddr_in *)&newxprt->sc_cm_id->
route.addr.dst_addr)->sin_port),
newxprt->sc_max_sge,
diff --git a/net/sunrpc/xprtrdma/transport.c b/net/sunrpc/xprtrdma/transport.c
index 9839c3d94145..1dd6123070e9 100644
--- a/net/sunrpc/xprtrdma/transport.c
+++ b/net/sunrpc/xprtrdma/transport.c
@@ -174,7 +174,7 @@ xprt_rdma_format_addresses(struct rpc_xprt *xprt)
buf = kzalloc(20, GFP_KERNEL);
if (buf)
- snprintf(buf, 20, NIPQUAD_FMT, NIPQUAD(addr->sin_addr.s_addr));
+ snprintf(buf, 20, "%pI4", &addr->sin_addr.s_addr);
xprt->address_strings[RPC_DISPLAY_ADDR] = buf;
buf = kzalloc(8, GFP_KERNEL);
@@ -186,8 +186,8 @@ xprt_rdma_format_addresses(struct rpc_xprt *xprt)
buf = kzalloc(48, GFP_KERNEL);
if (buf)
- snprintf(buf, 48, "addr="NIPQUAD_FMT" port=%u proto=%s",
- NIPQUAD(addr->sin_addr.s_addr),
+ snprintf(buf, 48, "addr=%pI4 port=%u proto=%s",
+ &addr->sin_addr.s_addr,
ntohs(addr->sin_port), "rdma");
xprt->address_strings[RPC_DISPLAY_ALL] = buf;
@@ -204,8 +204,8 @@ xprt_rdma_format_addresses(struct rpc_xprt *xprt)
buf = kzalloc(30, GFP_KERNEL);
if (buf)
- snprintf(buf, 30, NIPQUAD_FMT".%u.%u",
- NIPQUAD(addr->sin_addr.s_addr),
+ snprintf(buf, 30, "%pI4.%u.%u",
+ &addr->sin_addr.s_addr,
ntohs(addr->sin_port) >> 8,
ntohs(addr->sin_port) & 0xff);
xprt->address_strings[RPC_DISPLAY_UNIVERSAL_ADDR] = buf;
@@ -369,8 +369,8 @@ xprt_setup_rdma(struct xprt_create *args)
if (ntohs(sin->sin_port) != 0)
xprt_set_bound(xprt);
- dprintk("RPC: %s: %u.%u.%u.%u:%u\n", __func__,
- NIPQUAD(sin->sin_addr.s_addr), ntohs(sin->sin_port));
+ dprintk("RPC: %s: %pI4:%u\n",
+ __func__, &sin->sin_addr.s_addr, ntohs(sin->sin_port));
/* Set max requests */
cdata.max_requests = xprt->max_reqs;
diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c
index a5fef5e6c323..78f7f728ef10 100644
--- a/net/sunrpc/xprtrdma/verbs.c
+++ b/net/sunrpc/xprtrdma/verbs.c
@@ -323,12 +323,11 @@ rpcrdma_conn_upcall(struct rdma_cm_id *id, struct rdma_cm_event *event)
case RDMA_CM_EVENT_DEVICE_REMOVAL:
connstate = -ENODEV;
connected:
- dprintk("RPC: %s: %s: %u.%u.%u.%u:%u"
- " (ep 0x%p event 0x%x)\n",
+ dprintk("RPC: %s: %s: %pI4:%u (ep 0x%p event 0x%x)\n",
__func__,
(event->event <= 11) ? conn[event->event] :
"unknown connection error",
- NIPQUAD(addr->sin_addr.s_addr),
+ &addr->sin_addr.s_addr,
ntohs(addr->sin_port),
ep, event->event);
atomic_set(&rpcx_to_rdmax(ep->rep_xprt)->rx_buf.rb_credits, 1);
@@ -348,18 +347,17 @@ connected:
if (connstate == 1) {
int ird = attr.max_dest_rd_atomic;
int tird = ep->rep_remote_cma.responder_resources;
- printk(KERN_INFO "rpcrdma: connection to %u.%u.%u.%u:%u "
+ printk(KERN_INFO "rpcrdma: connection to %pI4:%u "
"on %s, memreg %d slots %d ird %d%s\n",
- NIPQUAD(addr->sin_addr.s_addr),
+ &addr->sin_addr.s_addr,
ntohs(addr->sin_port),
ia->ri_id->device->name,
ia->ri_memreg_strategy,
xprt->rx_buf.rb_max_requests,
ird, ird < 4 && ird < tird / 2 ? " (low!)" : "");
} else if (connstate < 0) {
- printk(KERN_INFO "rpcrdma: connection to %u.%u.%u.%u:%u "
- "closed (%d)\n",
- NIPQUAD(addr->sin_addr.s_addr),
+ printk(KERN_INFO "rpcrdma: connection to %pI4:%u closed (%d)\n",
+ &addr->sin_addr.s_addr,
ntohs(addr->sin_port),
connstate);
}
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index 0a50361e3d83..5cbb404c4cdf 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -284,8 +284,7 @@ static void xs_format_ipv4_peer_addresses(struct rpc_xprt *xprt,
buf = kzalloc(20, GFP_KERNEL);
if (buf) {
- snprintf(buf, 20, NIPQUAD_FMT,
- NIPQUAD(addr->sin_addr.s_addr));
+ snprintf(buf, 20, "%pI4", &addr->sin_addr.s_addr);
}
xprt->address_strings[RPC_DISPLAY_ADDR] = buf;
@@ -300,8 +299,8 @@ static void xs_format_ipv4_peer_addresses(struct rpc_xprt *xprt,
buf = kzalloc(48, GFP_KERNEL);
if (buf) {
- snprintf(buf, 48, "addr="NIPQUAD_FMT" port=%u proto=%s",
- NIPQUAD(addr->sin_addr.s_addr),
+ snprintf(buf, 48, "addr=%pI4 port=%u proto=%s",
+ &addr->sin_addr.s_addr,
ntohs(addr->sin_port),
protocol);
}
@@ -323,8 +322,8 @@ static void xs_format_ipv4_peer_addresses(struct rpc_xprt *xprt,
buf = kzalloc(30, GFP_KERNEL);
if (buf) {
- snprintf(buf, 30, NIPQUAD_FMT".%u.%u",
- NIPQUAD(addr->sin_addr.s_addr),
+ snprintf(buf, 30, "%pI4.%u.%u",
+ &addr->sin_addr.s_addr,
ntohs(addr->sin_port) >> 8,
ntohs(addr->sin_port) & 0xff);
}
@@ -342,8 +341,7 @@ static void xs_format_ipv6_peer_addresses(struct rpc_xprt *xprt,
buf = kzalloc(40, GFP_KERNEL);
if (buf) {
- snprintf(buf, 40, NIP6_FMT,
- NIP6(addr->sin6_addr));
+ snprintf(buf, 40, "%pI6",&addr->sin6_addr);
}
xprt->address_strings[RPC_DISPLAY_ADDR] = buf;
@@ -358,18 +356,17 @@ static void xs_format_ipv6_peer_addresses(struct rpc_xprt *xprt,
buf = kzalloc(64, GFP_KERNEL);
if (buf) {
- snprintf(buf, 64, "addr="NIP6_FMT" port=%u proto=%s",
- NIP6(addr->sin6_addr),
+ snprintf(buf, 64, "addr=%pI6 port=%u proto=%s",
+ &addr->sin6_addr,
ntohs(addr->sin6_port),
protocol);
}
xprt->address_strings[RPC_DISPLAY_ALL] = buf;
buf = kzalloc(36, GFP_KERNEL);
- if (buf) {
- snprintf(buf, 36, NIP6_SEQFMT,
- NIP6(addr->sin6_addr));
- }
+ if (buf)
+ snprintf(buf, 36, "%pi6", &addr->sin6_addr);
+
xprt->address_strings[RPC_DISPLAY_HEX_ADDR] = buf;
buf = kzalloc(8, GFP_KERNEL);
@@ -381,10 +378,10 @@ static void xs_format_ipv6_peer_addresses(struct rpc_xprt *xprt,
buf = kzalloc(50, GFP_KERNEL);
if (buf) {
- snprintf(buf, 50, NIP6_FMT".%u.%u",
- NIP6(addr->sin6_addr),
- ntohs(addr->sin6_port) >> 8,
- ntohs(addr->sin6_port) & 0xff);
+ snprintf(buf, 50, "%pI6.%u.%u",
+ &addr->sin6_addr,
+ ntohs(addr->sin6_port) >> 8,
+ ntohs(addr->sin6_port) & 0xff);
}
xprt->address_strings[RPC_DISPLAY_UNIVERSAL_ADDR] = buf;
@@ -1415,8 +1412,8 @@ static int xs_bind4(struct sock_xprt *transport, struct socket *sock)
if (port > last)
nloop++;
} while (err == -EADDRINUSE && nloop != 2);
- dprintk("RPC: %s "NIPQUAD_FMT":%u: %s (%d)\n",
- __func__, NIPQUAD(myaddr.sin_addr),
+ dprintk("RPC: %s %pI4:%u: %s (%d)\n",
+ __func__, &myaddr.sin_addr,
port, err ? "failed" : "ok", err);
return err;
}
@@ -1448,8 +1445,8 @@ static int xs_bind6(struct sock_xprt *transport, struct socket *sock)
if (port > last)
nloop++;
} while (err == -EADDRINUSE && nloop != 2);
- dprintk("RPC: xs_bind6 "NIP6_FMT":%u: %s (%d)\n",
- NIP6(myaddr.sin6_addr), port, err ? "failed" : "ok", err);
+ dprintk("RPC: xs_bind6 %pI6:%u: %s (%d)\n",
+ &myaddr.sin6_addr, port, err ? "failed" : "ok", err);
return err;
}
diff --git a/net/tipc/eth_media.c b/net/tipc/eth_media.c
index fe43ef7dd7e3..f72ba774c246 100644
--- a/net/tipc/eth_media.c
+++ b/net/tipc/eth_media.c
@@ -243,12 +243,11 @@ static int recv_notification(struct notifier_block *nb, unsigned long evt,
static char *eth_addr2str(struct tipc_media_addr *a, char *str_buf, int str_size)
{
unchar *addr = (unchar *)&a->dev_addr;
- DECLARE_MAC_BUF(mac);
if (str_size < 18)
*str_buf = '\0';
else
- sprintf(str_buf, "%s", print_mac(mac, addr));
+ sprintf(str_buf, "%pM", addr);
return str_buf;
}
diff --git a/net/tipc/name_table.c b/net/tipc/name_table.c
index cd72e22b132b..acab41a48d67 100644
--- a/net/tipc/name_table.c
+++ b/net/tipc/name_table.c
@@ -555,7 +555,7 @@ static struct name_seq *nametbl_find_seq(u32 type)
struct name_seq *ns;
dbg("find_seq %u,(%u,0x%x) table = %p, hash[type] = %u\n",
- type, ntohl(type), type, table.types, hash(type));
+ type, htonl(type), type, table.types, hash(type));
seq_head = &table.types[hash(type)];
hlist_for_each_entry(ns, seq_node, seq_head, ns_list) {
diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c
index eb90f77bb0e2..e1ca8f744ca5 100644
--- a/net/unix/af_unix.c
+++ b/net/unix/af_unix.c
@@ -164,7 +164,7 @@ static inline int unix_our_peer(struct sock *sk, struct sock *osk)
static inline int unix_may_send(struct sock *sk, struct sock *osk)
{
- return (unix_peer(osk) == NULL || unix_our_peer(sk, osk));
+ return unix_peer(osk) == NULL || unix_our_peer(sk, osk);
}
static inline int unix_recvq_full(struct sock const *sk)
@@ -197,7 +197,7 @@ static inline void unix_release_addr(struct unix_address *addr)
* - if started by zero, it is abstract name.
*/
-static int unix_mkname(struct sockaddr_un * sunaddr, int len, unsigned *hashp)
+static int unix_mkname(struct sockaddr_un *sunaddr, int len, unsigned *hashp)
{
if (len <= sizeof(short) || len > sizeof(*sunaddr))
return -EINVAL;
@@ -211,12 +211,12 @@ static int unix_mkname(struct sockaddr_un * sunaddr, int len, unsigned *hashp)
* we are guaranteed that it is a valid memory location in our
* kernel address buffer.
*/
- ((char *)sunaddr)[len]=0;
+ ((char *)sunaddr)[len] = 0;
len = strlen(sunaddr->sun_path)+1+sizeof(short);
return len;
}
- *hashp = unix_hash_fold(csum_partial((char*)sunaddr, len, 0));
+ *hashp = unix_hash_fold(csum_partial(sunaddr, len, 0));
return len;
}
@@ -295,8 +295,7 @@ static struct sock *unix_find_socket_byinode(struct net *net, struct inode *i)
if (!net_eq(sock_net(s), net))
continue;
- if(dentry && dentry->d_inode == i)
- {
+ if (dentry && dentry->d_inode == i) {
sock_hold(s);
goto found;
}
@@ -354,7 +353,7 @@ static void unix_sock_destructor(struct sock *sk)
WARN_ON(!sk_unhashed(sk));
WARN_ON(sk->sk_socket);
if (!sock_flag(sk, SOCK_DEAD)) {
- printk("Attempt to release alive unix socket: %p\n", sk);
+ printk(KERN_INFO "Attempt to release alive unix socket: %p\n", sk);
return;
}
@@ -362,12 +361,14 @@ static void unix_sock_destructor(struct sock *sk)
unix_release_addr(u->addr);
atomic_dec(&unix_nr_socks);
+ sock_prot_inuse_add(sock_net(sk), sk->sk_prot, -1);
#ifdef UNIX_REFCNT_DEBUG
- printk(KERN_DEBUG "UNIX %p is destroyed, %d are still alive.\n", sk, atomic_read(&unix_nr_socks));
+ printk(KERN_DEBUG "UNIX %p is destroyed, %d are still alive.\n", sk,
+ atomic_read(&unix_nr_socks));
#endif
}
-static int unix_release_sock (struct sock *sk, int embrion)
+static int unix_release_sock(struct sock *sk, int embrion)
{
struct unix_sock *u = unix_sk(sk);
struct dentry *dentry;
@@ -392,9 +393,9 @@ static int unix_release_sock (struct sock *sk, int embrion)
wake_up_interruptible_all(&u->peer_wait);
- skpair=unix_peer(sk);
+ skpair = unix_peer(sk);
- if (skpair!=NULL) {
+ if (skpair != NULL) {
if (sk->sk_type == SOCK_STREAM || sk->sk_type == SOCK_SEQPACKET) {
unix_state_lock(skpair);
/* No more writes */
@@ -414,7 +415,7 @@ static int unix_release_sock (struct sock *sk, int embrion)
/* Try to flush out this socket. Throw out buffers at least */
while ((skb = skb_dequeue(&sk->sk_receive_queue)) != NULL) {
- if (state==TCP_LISTEN)
+ if (state == TCP_LISTEN)
unix_release_sock(skb->sk, 1);
/* passed fds are erased in the kfree_skb hook */
kfree_skb(skb);
@@ -453,11 +454,11 @@ static int unix_listen(struct socket *sock, int backlog)
struct unix_sock *u = unix_sk(sk);
err = -EOPNOTSUPP;
- if (sock->type!=SOCK_STREAM && sock->type!=SOCK_SEQPACKET)
- goto out; /* Only stream/seqpacket sockets accept */
+ if (sock->type != SOCK_STREAM && sock->type != SOCK_SEQPACKET)
+ goto out; /* Only stream/seqpacket sockets accept */
err = -EINVAL;
if (!u->addr)
- goto out; /* No listens on an unbound socket */
+ goto out; /* No listens on an unbound socket */
unix_state_lock(sk);
if (sk->sk_state != TCP_CLOSE && sk->sk_state != TCP_LISTEN)
goto out_unlock;
@@ -566,9 +567,10 @@ static const struct proto_ops unix_seqpacket_ops = {
};
static struct proto unix_proto = {
- .name = "UNIX",
- .owner = THIS_MODULE,
- .obj_size = sizeof(struct unix_sock),
+ .name = "UNIX",
+ .owner = THIS_MODULE,
+ .sockets_allocated = &unix_nr_socks,
+ .obj_size = sizeof(struct unix_sock),
};
/*
@@ -579,7 +581,7 @@ static struct proto unix_proto = {
*/
static struct lock_class_key af_unix_sk_receive_queue_lock_key;
-static struct sock * unix_create1(struct net *net, struct socket *sock)
+static struct sock *unix_create1(struct net *net, struct socket *sock)
{
struct sock *sk = NULL;
struct unix_sock *u;
@@ -592,7 +594,7 @@ static struct sock * unix_create1(struct net *net, struct socket *sock)
if (!sk)
goto out;
- sock_init_data(sock,sk);
+ sock_init_data(sock, sk);
lockdep_set_class(&sk->sk_receive_queue.lock,
&af_unix_sk_receive_queue_lock_key);
@@ -611,6 +613,9 @@ static struct sock * unix_create1(struct net *net, struct socket *sock)
out:
if (sk == NULL)
atomic_dec(&unix_nr_socks);
+ else
+ sock_prot_inuse_add(sock_net(sk), sk->sk_prot, 1);
+
return sk;
}
@@ -630,7 +635,7 @@ static int unix_create(struct net *net, struct socket *sock, int protocol)
* nothing uses it.
*/
case SOCK_RAW:
- sock->type=SOCK_DGRAM;
+ sock->type = SOCK_DGRAM;
case SOCK_DGRAM:
sock->ops = &unix_dgram_ops;
break;
@@ -653,7 +658,7 @@ static int unix_release(struct socket *sock)
sock->sk = NULL;
- return unix_release_sock (sk, 0);
+ return unix_release_sock(sk, 0);
}
static int unix_autobind(struct socket *sock)
@@ -662,7 +667,7 @@ static int unix_autobind(struct socket *sock)
struct net *net = sock_net(sk);
struct unix_sock *u = unix_sk(sk);
static u32 ordernum = 1;
- struct unix_address * addr;
+ struct unix_address *addr;
int err;
mutex_lock(&u->readlock);
@@ -681,7 +686,7 @@ static int unix_autobind(struct socket *sock)
retry:
addr->len = sprintf(addr->name->sun_path+1, "%05x", ordernum) + 1 + sizeof(short);
- addr->hash = unix_hash_fold(csum_partial((void*)addr->name, addr->len, 0));
+ addr->hash = unix_hash_fold(csum_partial(addr->name, addr->len, 0));
spin_lock(&unix_table_lock);
ordernum = (ordernum+1)&0xFFFFF;
@@ -736,14 +741,14 @@ static struct sock *unix_find_other(struct net *net,
path_put(&path);
- err=-EPROTOTYPE;
+ err = -EPROTOTYPE;
if (u->sk_type != type) {
sock_put(u);
goto fail;
}
} else {
err = -ECONNREFUSED;
- u=unix_find_socket_byname(net, sunname, len, type, hash);
+ u = unix_find_socket_byname(net, sunname, len, type, hash);
if (u) {
struct dentry *dentry;
dentry = unix_sk(u)->dentry;
@@ -757,7 +762,7 @@ static struct sock *unix_find_other(struct net *net,
put_fail:
path_put(&path);
fail:
- *error=err;
+ *error = err;
return NULL;
}
@@ -767,8 +772,8 @@ static int unix_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
struct sock *sk = sock->sk;
struct net *net = sock_net(sk);
struct unix_sock *u = unix_sk(sk);
- struct sockaddr_un *sunaddr=(struct sockaddr_un *)uaddr;
- struct dentry * dentry = NULL;
+ struct sockaddr_un *sunaddr = (struct sockaddr_un *)uaddr;
+ struct dentry *dentry = NULL;
struct nameidata nd;
int err;
unsigned hash;
@@ -779,7 +784,7 @@ static int unix_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
if (sunaddr->sun_family != AF_UNIX)
goto out;
- if (addr_len==sizeof(short)) {
+ if (addr_len == sizeof(short)) {
err = unix_autobind(sock);
goto out;
}
@@ -875,8 +880,8 @@ out_mknod_unlock:
mutex_unlock(&nd.path.dentry->d_inode->i_mutex);
path_put(&nd.path);
out_mknod_parent:
- if (err==-EEXIST)
- err=-EADDRINUSE;
+ if (err == -EEXIST)
+ err = -EADDRINUSE;
unix_release_addr(addr);
goto out_up;
}
@@ -911,7 +916,7 @@ static int unix_dgram_connect(struct socket *sock, struct sockaddr *addr,
{
struct sock *sk = sock->sk;
struct net *net = sock_net(sk);
- struct sockaddr_un *sunaddr=(struct sockaddr_un*)addr;
+ struct sockaddr_un *sunaddr = (struct sockaddr_un *)addr;
struct sock *other;
unsigned hash;
int err;
@@ -927,7 +932,7 @@ static int unix_dgram_connect(struct socket *sock, struct sockaddr *addr,
goto out;
restart:
- other=unix_find_other(net, sunaddr, alen, sock->type, hash, &err);
+ other = unix_find_other(net, sunaddr, alen, sock->type, hash, &err);
if (!other)
goto out;
@@ -961,14 +966,14 @@ restart:
*/
if (unix_peer(sk)) {
struct sock *old_peer = unix_peer(sk);
- unix_peer(sk)=other;
+ unix_peer(sk) = other;
unix_state_double_unlock(sk, other);
if (other != old_peer)
unix_dgram_disconnected(sk, old_peer);
sock_put(old_peer);
} else {
- unix_peer(sk)=other;
+ unix_peer(sk) = other;
unix_state_double_unlock(sk, other);
}
return 0;
@@ -1004,7 +1009,7 @@ static long unix_wait_for_peer(struct sock *other, long timeo)
static int unix_stream_connect(struct socket *sock, struct sockaddr *uaddr,
int addr_len, int flags)
{
- struct sockaddr_un *sunaddr=(struct sockaddr_un *)uaddr;
+ struct sockaddr_un *sunaddr = (struct sockaddr_un *)uaddr;
struct sock *sk = sock->sk;
struct net *net = sock_net(sk);
struct unix_sock *u = unix_sk(sk), *newu, *otheru;
@@ -1179,13 +1184,13 @@ out:
static int unix_socketpair(struct socket *socka, struct socket *sockb)
{
- struct sock *ska=socka->sk, *skb = sockb->sk;
+ struct sock *ska = socka->sk, *skb = sockb->sk;
/* Join our sockets back to back */
sock_hold(ska);
sock_hold(skb);
- unix_peer(ska)=skb;
- unix_peer(skb)=ska;
+ unix_peer(ska) = skb;
+ unix_peer(skb) = ska;
ska->sk_peercred.pid = skb->sk_peercred.pid = task_tgid_vnr(current);
ska->sk_peercred.uid = skb->sk_peercred.uid = current->euid;
ska->sk_peercred.gid = skb->sk_peercred.gid = current->egid;
@@ -1207,7 +1212,7 @@ static int unix_accept(struct socket *sock, struct socket *newsock, int flags)
int err;
err = -EOPNOTSUPP;
- if (sock->type!=SOCK_STREAM && sock->type!=SOCK_SEQPACKET)
+ if (sock->type != SOCK_STREAM && sock->type != SOCK_SEQPACKET)
goto out;
err = -EINVAL;
@@ -1246,7 +1251,7 @@ static int unix_getname(struct socket *sock, struct sockaddr *uaddr, int *uaddr_
{
struct sock *sk = sock->sk;
struct unix_sock *u;
- struct sockaddr_un *sunaddr=(struct sockaddr_un *)uaddr;
+ struct sockaddr_un *sunaddr = (struct sockaddr_un *)uaddr;
int err = 0;
if (peer) {
@@ -1286,7 +1291,7 @@ static void unix_detach_fds(struct scm_cookie *scm, struct sk_buff *skb)
skb->destructor = sock_wfree;
UNIXCB(skb).fp = NULL;
- for (i=scm->fp->count-1; i>=0; i--)
+ for (i = scm->fp->count-1; i >= 0; i--)
unix_notinflight(scm->fp->fp[i]);
}
@@ -1315,7 +1320,7 @@ static int unix_attach_fds(struct scm_cookie *scm, struct sk_buff *skb)
if (!UNIXCB(skb).fp)
return -ENOMEM;
- for (i=scm->fp->count-1; i>=0; i--)
+ for (i = scm->fp->count-1; i >= 0; i--)
unix_inflight(scm->fp->fp[i]);
skb->destructor = unix_destruct_fds;
return 0;
@@ -1332,7 +1337,7 @@ static int unix_dgram_sendmsg(struct kiocb *kiocb, struct socket *sock,
struct sock *sk = sock->sk;
struct net *net = sock_net(sk);
struct unix_sock *u = unix_sk(sk);
- struct sockaddr_un *sunaddr=msg->msg_name;
+ struct sockaddr_un *sunaddr = msg->msg_name;
struct sock *other = NULL;
int namelen = 0; /* fake GCC */
int err;
@@ -1373,7 +1378,7 @@ static int unix_dgram_sendmsg(struct kiocb *kiocb, struct socket *sock,
goto out;
skb = sock_alloc_send_skb(sk, len, msg->msg_flags&MSG_DONTWAIT, &err);
- if (skb==NULL)
+ if (skb == NULL)
goto out;
memcpy(UNIXCREDS(skb), &siocb->scm->creds, sizeof(struct ucred));
@@ -1385,7 +1390,7 @@ static int unix_dgram_sendmsg(struct kiocb *kiocb, struct socket *sock,
unix_get_secdata(siocb->scm, skb);
skb_reset_transport_header(skb);
- err = memcpy_fromiovec(skb_put(skb,len), msg->msg_iov, len);
+ err = memcpy_fromiovec(skb_put(skb, len), msg->msg_iov, len);
if (err)
goto out_free;
@@ -1399,7 +1404,7 @@ restart:
other = unix_find_other(net, sunaddr, namelen, sk->sk_type,
hash, &err);
- if (other==NULL)
+ if (other == NULL)
goto out_free;
}
@@ -1419,7 +1424,7 @@ restart:
err = 0;
unix_state_lock(sk);
if (unix_peer(sk) == other) {
- unix_peer(sk)=NULL;
+ unix_peer(sk) = NULL;
unix_state_unlock(sk);
unix_dgram_disconnected(sk, other);
@@ -1485,10 +1490,10 @@ static int unix_stream_sendmsg(struct kiocb *kiocb, struct socket *sock,
struct sock_iocb *siocb = kiocb_to_siocb(kiocb);
struct sock *sk = sock->sk;
struct sock *other = NULL;
- struct sockaddr_un *sunaddr=msg->msg_name;
- int err,size;
+ struct sockaddr_un *sunaddr = msg->msg_name;
+ int err, size;
struct sk_buff *skb;
- int sent=0;
+ int sent = 0;
struct scm_cookie tmp_scm;
if (NULL == siocb->scm)
@@ -1515,8 +1520,7 @@ static int unix_stream_sendmsg(struct kiocb *kiocb, struct socket *sock,
if (sk->sk_shutdown & SEND_SHUTDOWN)
goto pipe_err;
- while(sent < len)
- {
+ while (sent < len) {
/*
* Optimisation for the fact that under 0.01% of X
* messages typically need breaking up.
@@ -1535,9 +1539,10 @@ static int unix_stream_sendmsg(struct kiocb *kiocb, struct socket *sock,
* Grab a buffer
*/
- skb=sock_alloc_send_skb(sk,size,msg->msg_flags&MSG_DONTWAIT, &err);
+ skb = sock_alloc_send_skb(sk, size, msg->msg_flags&MSG_DONTWAIT,
+ &err);
- if (skb==NULL)
+ if (skb == NULL)
goto out_err;
/*
@@ -1558,7 +1563,8 @@ static int unix_stream_sendmsg(struct kiocb *kiocb, struct socket *sock,
}
}
- if ((err = memcpy_fromiovec(skb_put(skb,size), msg->msg_iov, size)) != 0) {
+ err = memcpy_fromiovec(skb_put(skb, size), msg->msg_iov, size);
+ if (err) {
kfree_skb(skb);
goto out_err;
}
@@ -1572,7 +1578,7 @@ static int unix_stream_sendmsg(struct kiocb *kiocb, struct socket *sock,
skb_queue_tail(&other->sk_receive_queue, skb);
unix_state_unlock(other);
other->sk_data_ready(other, size);
- sent+=size;
+ sent += size;
}
scm_destroy(siocb->scm);
@@ -1584,8 +1590,8 @@ pipe_err_free:
unix_state_unlock(other);
kfree_skb(skb);
pipe_err:
- if (sent==0 && !(msg->msg_flags&MSG_NOSIGNAL))
- send_sig(SIGPIPE,current,0);
+ if (sent == 0 && !(msg->msg_flags&MSG_NOSIGNAL))
+ send_sig(SIGPIPE, current, 0);
err = -EPIPE;
out_err:
scm_destroy(siocb->scm);
@@ -1675,13 +1681,10 @@ static int unix_dgram_recvmsg(struct kiocb *iocb, struct socket *sock,
siocb->scm->creds = *UNIXCREDS(skb);
unix_set_secdata(siocb->scm, skb);
- if (!(flags & MSG_PEEK))
- {
+ if (!(flags & MSG_PEEK)) {
if (UNIXCB(skb).fp)
unix_detach_fds(siocb->scm, skb);
- }
- else
- {
+ } else {
/* It is questionable: on PEEK we could:
- do not return fds - good, but too simple 8)
- return fds, and do not return them on read (old strategy,
@@ -1702,7 +1705,7 @@ static int unix_dgram_recvmsg(struct kiocb *iocb, struct socket *sock,
scm_recv(sock, msg, siocb->scm, flags);
out_free:
- skb_free_datagram(sk,skb);
+ skb_free_datagram(sk, skb);
out_unlock:
mutex_unlock(&u->readlock);
out:
@@ -1713,7 +1716,7 @@ out:
* Sleep until data has arrive. But check for races..
*/
-static long unix_stream_data_wait(struct sock * sk, long timeo)
+static long unix_stream_data_wait(struct sock *sk, long timeo)
{
DEFINE_WAIT(wait);
@@ -1751,7 +1754,7 @@ static int unix_stream_recvmsg(struct kiocb *iocb, struct socket *sock,
struct scm_cookie tmp_scm;
struct sock *sk = sock->sk;
struct unix_sock *u = unix_sk(sk);
- struct sockaddr_un *sunaddr=msg->msg_name;
+ struct sockaddr_un *sunaddr = msg->msg_name;
int copied = 0;
int check_creds = 0;
int target;
@@ -1782,15 +1785,13 @@ static int unix_stream_recvmsg(struct kiocb *iocb, struct socket *sock,
mutex_lock(&u->readlock);
- do
- {
+ do {
int chunk;
struct sk_buff *skb;
unix_state_lock(sk);
skb = skb_dequeue(&sk->sk_receive_queue);
- if (skb==NULL)
- {
+ if (skb == NULL) {
if (copied >= target)
goto unlock;
@@ -1798,7 +1799,8 @@ static int unix_stream_recvmsg(struct kiocb *iocb, struct socket *sock,
* POSIX 1003.1g mandates this order.
*/
- if ((err = sock_error(sk)) != 0)
+ err = sock_error(sk);
+ if (err)
goto unlock;
if (sk->sk_shutdown & RCV_SHUTDOWN)
goto unlock;
@@ -1825,7 +1827,8 @@ static int unix_stream_recvmsg(struct kiocb *iocb, struct socket *sock,
if (check_creds) {
/* Never glue messages from different writers */
- if (memcmp(UNIXCREDS(skb), &siocb->scm->creds, sizeof(siocb->scm->creds)) != 0) {
+ if (memcmp(UNIXCREDS(skb), &siocb->scm->creds,
+ sizeof(siocb->scm->creds)) != 0) {
skb_queue_head(&sk->sk_receive_queue, skb);
break;
}
@@ -1836,8 +1839,7 @@ static int unix_stream_recvmsg(struct kiocb *iocb, struct socket *sock,
}
/* Copy address just once */
- if (sunaddr)
- {
+ if (sunaddr) {
unix_copy_addr(msg, skb->sk);
sunaddr = NULL;
}
@@ -1853,16 +1855,14 @@ static int unix_stream_recvmsg(struct kiocb *iocb, struct socket *sock,
size -= chunk;
/* Mark read part of skb as used */
- if (!(flags & MSG_PEEK))
- {
+ if (!(flags & MSG_PEEK)) {
skb_pull(skb, chunk);
if (UNIXCB(skb).fp)
unix_detach_fds(siocb->scm, skb);
/* put the skb back if we didn't use it up.. */
- if (skb->len)
- {
+ if (skb->len) {
skb_queue_head(&sk->sk_receive_queue, skb);
break;
}
@@ -1871,9 +1871,7 @@ static int unix_stream_recvmsg(struct kiocb *iocb, struct socket *sock,
if (siocb->scm->fp)
break;
- }
- else
- {
+ } else {
/* It is questionable, see note in unix_dgram_recvmsg.
*/
if (UNIXCB(skb).fp)
@@ -1901,7 +1899,7 @@ static int unix_shutdown(struct socket *sock, int mode)
if (mode) {
unix_state_lock(sk);
sk->sk_shutdown |= mode;
- other=unix_peer(sk);
+ other = unix_peer(sk);
if (other)
sock_hold(other);
unix_state_unlock(sk);
@@ -1936,16 +1934,15 @@ static int unix_shutdown(struct socket *sock, int mode)
static int unix_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
{
struct sock *sk = sock->sk;
- long amount=0;
+ long amount = 0;
int err;
- switch(cmd)
- {
- case SIOCOUTQ:
- amount = atomic_read(&sk->sk_wmem_alloc);
- err = put_user(amount, (int __user *)arg);
- break;
- case SIOCINQ:
+ switch (cmd) {
+ case SIOCOUTQ:
+ amount = atomic_read(&sk->sk_wmem_alloc);
+ err = put_user(amount, (int __user *)arg);
+ break;
+ case SIOCINQ:
{
struct sk_buff *skb;
@@ -1962,21 +1959,21 @@ static int unix_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
} else {
skb = skb_peek(&sk->sk_receive_queue);
if (skb)
- amount=skb->len;
+ amount = skb->len;
}
spin_unlock(&sk->sk_receive_queue.lock);
err = put_user(amount, (int __user *)arg);
break;
}
- default:
- err = -ENOIOCTLCMD;
- break;
+ default:
+ err = -ENOIOCTLCMD;
+ break;
}
return err;
}
-static unsigned int unix_poll(struct file * file, struct socket *sock, poll_table *wait)
+static unsigned int unix_poll(struct file *file, struct socket *sock, poll_table *wait)
{
struct sock *sk = sock->sk;
unsigned int mask;
@@ -1998,7 +1995,8 @@ static unsigned int unix_poll(struct file * file, struct socket *sock, poll_tabl
mask |= POLLIN | POLLRDNORM;
/* Connection-based need to check for termination and startup */
- if ((sk->sk_type == SOCK_STREAM || sk->sk_type == SOCK_SEQPACKET) && sk->sk_state == TCP_CLOSE)
+ if ((sk->sk_type == SOCK_STREAM || sk->sk_type == SOCK_SEQPACKET) &&
+ sk->sk_state == TCP_CLOSE)
mask |= POLLHUP;
/*
@@ -2094,6 +2092,7 @@ struct unix_iter_state {
struct seq_net_private p;
int i;
};
+
static struct sock *unix_seq_idx(struct seq_file *seq, loff_t pos)
{
struct unix_iter_state *iter = seq->private;
@@ -2110,7 +2109,6 @@ static struct sock *unix_seq_idx(struct seq_file *seq, loff_t pos)
return NULL;
}
-
static void *unix_seq_start(struct seq_file *seq, loff_t *pos)
__acquires(unix_table_lock)
{
@@ -2190,7 +2188,6 @@ static const struct seq_operations unix_seq_ops = {
.show = unix_seq_show,
};
-
static int unix_seq_open(struct inode *inode, struct file *file)
{
return seq_open_net(inode, file, &unix_seq_ops,
diff --git a/net/unix/garbage.c b/net/unix/garbage.c
index 6d4a9a8de5ef..5a0061d6b9bc 100644
--- a/net/unix/garbage.c
+++ b/net/unix/garbage.c
@@ -104,8 +104,8 @@ static struct sock *unix_get_socket(struct file *filp)
* Socket ?
*/
if (S_ISSOCK(inode->i_mode)) {
- struct socket * sock = SOCKET_I(inode);
- struct sock * s = sock->sk;
+ struct socket *sock = SOCKET_I(inode);
+ struct sock *s = sock->sk;
/*
* PF_UNIX ?
@@ -124,7 +124,7 @@ static struct sock *unix_get_socket(struct file *filp)
void unix_inflight(struct file *fp)
{
struct sock *s = unix_get_socket(fp);
- if(s) {
+ if (s) {
struct unix_sock *u = unix_sk(s);
spin_lock(&unix_gc_lock);
if (atomic_long_inc_return(&u->inflight) == 1) {
@@ -141,7 +141,7 @@ void unix_inflight(struct file *fp)
void unix_notinflight(struct file *fp)
{
struct sock *s = unix_get_socket(fp);
- if(s) {
+ if (s) {
struct unix_sock *u = unix_sk(s);
spin_lock(&unix_gc_lock);
BUG_ON(list_empty(&u->link));
@@ -154,7 +154,7 @@ void unix_notinflight(struct file *fp)
static inline struct sk_buff *sock_queue_head(struct sock *sk)
{
- return (struct sk_buff *) &sk->sk_receive_queue;
+ return (struct sk_buff *)&sk->sk_receive_queue;
}
#define receive_queue_for_each_skb(sk, next, skb) \
@@ -364,7 +364,7 @@ void unix_gc(void)
*/
skb_queue_head_init(&hitlist);
list_for_each_entry(u, &gc_candidates, link)
- scan_children(&u->sk, inc_inflight, &hitlist);
+ scan_children(&u->sk, inc_inflight, &hitlist);
spin_unlock(&unix_gc_lock);
diff --git a/net/unix/sysctl_net_unix.c b/net/unix/sysctl_net_unix.c
index 77513d7e35f2..83c093077ebc 100644
--- a/net/unix/sysctl_net_unix.c
+++ b/net/unix/sysctl_net_unix.c
@@ -21,7 +21,7 @@ static ctl_table unix_table[] = {
.data = &init_net.unx.sysctl_max_dgram_qlen,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec
+ .proc_handler = proc_dointvec
},
{ .ctl_name = 0 }
};
@@ -61,4 +61,3 @@ void unix_sysctl_unregister(struct net *net)
unregister_sysctl_table(net->unx.ctl);
kfree(table);
}
-
diff --git a/net/wanrouter/wanmain.c b/net/wanrouter/wanmain.c
index 7f07152bc109..39701dec1dba 100644
--- a/net/wanrouter/wanmain.c
+++ b/net/wanrouter/wanmain.c
@@ -60,6 +60,8 @@
#define KMEM_SAFETYZONE 8
+#define DEV_TO_SLAVE(dev) (*((struct net_device **)netdev_priv(dev)))
+
/*
* Function Prototypes
*/
@@ -511,7 +513,7 @@ static int wanrouter_device_shutdown(struct wan_device *wandev)
if (err)
return err;
/* The above function deallocates the current dev
- * structure. Therefore, we cannot use dev->priv
+ * structure. Therefore, we cannot use netdev_priv(dev)
* as the next element: wandev->dev points to the
* next element */
dev = wandev->dev;
@@ -589,10 +591,6 @@ static int wanrouter_device_new_if(struct wan_device *wandev,
err = -EPROTONOSUPPORT;
goto out;
} else {
- dev = kzalloc(sizeof(struct net_device), GFP_KERNEL);
- err = -ENOBUFS;
- if (dev == NULL)
- goto out;
err = wandev->new_if(wandev, dev, cnf);
}
@@ -622,10 +620,9 @@ static int wanrouter_device_new_if(struct wan_device *wandev,
wandev->dev = dev;
} else {
for (slave=wandev->dev;
- *((struct net_device **)slave->priv);
- slave = *((struct net_device **)slave->priv));
-
- *((struct net_device **)slave->priv) = dev;
+ DEV_TO_SLAVE(slave);
+ slave = DEV_TO_SLAVE(slave))
+ DEV_TO_SLAVE(slave) = dev;
}
++wandev->ndev;
@@ -636,15 +633,9 @@ static int wanrouter_device_new_if(struct wan_device *wandev,
}
if (wandev->del_if)
wandev->del_if(wandev, dev);
+ free_netdev(dev);
}
- /* This code has moved from del_if() function */
- kfree(dev->priv);
- dev->priv = NULL;
-
- /* Sync PPP is disabled */
- if (cnf->config_id != WANCONFIG_MPPP)
- kfree(dev);
out:
kfree(cnf);
return err;
@@ -734,7 +725,7 @@ static int wanrouter_delete_interface(struct wan_device *wandev, char *name)
dev = wandev->dev;
prev = NULL;
while (dev && strcmp(name, dev->name)) {
- struct net_device **slave = dev->priv;
+ struct net_device **slave = netdev_priv(dev);
prev = dev;
dev = *slave;
}
@@ -751,12 +742,12 @@ static int wanrouter_delete_interface(struct wan_device *wandev, char *name)
lock_adapter_irq(&wandev->lock, &smp_flags);
if (prev) {
- struct net_device **prev_slave = prev->priv;
- struct net_device **slave = dev->priv;
+ struct net_device **prev_slave = netdev_priv(prev);
+ struct net_device **slave = netdev_priv(dev);
*prev_slave = *slave;
} else {
- struct net_device **slave = dev->priv;
+ struct net_device **slave = netdev_priv(dev);
wandev->dev = *slave;
}
--wandev->ndev;
@@ -764,11 +755,6 @@ static int wanrouter_delete_interface(struct wan_device *wandev, char *name)
printk(KERN_INFO "%s: unregistering '%s'\n", wandev->name, dev->name);
- /* Due to new interface linking method using dev->priv,
- * this code has moved from del_if() function.*/
- kfree(dev->priv);
- dev->priv=NULL;
-
unregister_netdev(dev);
free_netdev(dev);
diff --git a/net/wireless/Kconfig b/net/wireless/Kconfig
index 646c7121dbc0..ae7f2262dfb5 100644
--- a/net/wireless/Kconfig
+++ b/net/wireless/Kconfig
@@ -72,3 +72,13 @@ config WIRELESS_EXT_SYSFS
Say Y if you have programs using it, like old versions of
hal.
+
+config LIB80211
+ tristate "Common routines for IEEE802.11 drivers"
+ default n
+ help
+ This options enables a library of common routines used
+ by IEEE802.11 wireless LAN drivers.
+
+ Drivers should select this themselves if needed. Say Y if
+ you want this built into your kernel.
diff --git a/net/wireless/Makefile b/net/wireless/Makefile
index b9f943c45f3b..d2d848d445f2 100644
--- a/net/wireless/Makefile
+++ b/net/wireless/Makefile
@@ -1,5 +1,6 @@
obj-$(CONFIG_WIRELESS_EXT) += wext.o
obj-$(CONFIG_CFG80211) += cfg80211.o
+obj-$(CONFIG_LIB80211) += lib80211.o
cfg80211-y += core.o sysfs.o radiotap.o util.o reg.o
cfg80211-$(CONFIG_NL80211) += nl80211.o
diff --git a/net/wireless/core.c b/net/wireless/core.c
index 5031db7b275b..39e3d10fccde 100644
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -236,8 +236,7 @@ struct wiphy *wiphy_new(struct cfg80211_ops *ops, int sizeof_priv)
mutex_unlock(&cfg80211_drv_mutex);
/* give it a proper name */
- snprintf(drv->wiphy.dev.bus_id, BUS_ID_SIZE,
- PHY_NAME "%d", drv->idx);
+ dev_set_name(&drv->wiphy.dev, PHY_NAME "%d", drv->idx);
mutex_init(&drv->mtx);
mutex_init(&drv->devlist_mtx);
@@ -301,12 +300,10 @@ int wiphy_register(struct wiphy *wiphy)
/* check and set up bitrates */
ieee80211_set_bitrate_flags(wiphy);
+ mutex_lock(&cfg80211_drv_mutex);
+
/* set up regulatory info */
- mutex_lock(&cfg80211_reg_mutex);
wiphy_update_regulatory(wiphy, REGDOM_SET_BY_CORE);
- mutex_unlock(&cfg80211_reg_mutex);
-
- mutex_lock(&cfg80211_drv_mutex);
res = device_add(&drv->wiphy.dev);
if (res)
diff --git a/net/wireless/lib80211.c b/net/wireless/lib80211.c
new file mode 100644
index 000000000000..e71f7d085621
--- /dev/null
+++ b/net/wireless/lib80211.c
@@ -0,0 +1,65 @@
+/*
+ * lib80211 -- common bits for IEEE802.11 drivers
+ *
+ * Copyright(c) 2008 John W. Linville <linville@tuxdriver.com>
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/ctype.h>
+#include <linux/ieee80211.h>
+
+#include <net/lib80211.h>
+
+#define DRV_NAME "lib80211"
+
+#define DRV_DESCRIPTION "common routines for IEEE802.11 drivers"
+
+MODULE_DESCRIPTION(DRV_DESCRIPTION);
+MODULE_AUTHOR("John W. Linville <linville@tuxdriver.com>");
+MODULE_LICENSE("GPL");
+
+const char *print_ssid(char *buf, const char *ssid, u8 ssid_len)
+{
+ const char *s = ssid;
+ char *d = buf;
+
+ ssid_len = min_t(u8, ssid_len, IEEE80211_MAX_SSID_LEN);
+ while (ssid_len--) {
+ if (isprint(*s)) {
+ *d++ = *s++;
+ continue;
+ }
+
+ *d++ = '\\';
+ if (*s == '\0')
+ *d++ = '0';
+ else if (*s == '\n')
+ *d++ = 'n';
+ else if (*s == '\r')
+ *d++ = 'r';
+ else if (*s == '\t')
+ *d++ = 't';
+ else if (*s == '\\')
+ *d++ = '\\';
+ else
+ d += snprintf(d, 3, "%03o", *s);
+ s++;
+ }
+ *d = '\0';
+ return buf;
+}
+EXPORT_SYMBOL(print_ssid);
+
+static int __init ieee80211_init(void)
+{
+ printk(KERN_INFO DRV_NAME ": " DRV_DESCRIPTION "\n");
+ return 0;
+}
+
+static void __exit ieee80211_exit(void)
+{
+}
+
+module_init(ieee80211_init);
+module_exit(ieee80211_exit);
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 572793c8c7ab..e3e1494e769a 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -58,6 +58,7 @@ static struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] __read_mostly = {
[NL80211_ATTR_WIPHY] = { .type = NLA_U32 },
[NL80211_ATTR_WIPHY_NAME] = { .type = NLA_NUL_STRING,
.len = BUS_ID_SIZE-1 },
+ [NL80211_ATTR_WIPHY_TXQ_PARAMS] = { .type = NLA_NESTED },
[NL80211_ATTR_IFTYPE] = { .type = NLA_U32 },
[NL80211_ATTR_IFINDEX] = { .type = NLA_U32 },
@@ -84,7 +85,7 @@ static struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] __read_mostly = {
.len = NL80211_MAX_SUPP_RATES },
[NL80211_ATTR_STA_PLINK_ACTION] = { .type = NLA_U8 },
[NL80211_ATTR_STA_VLAN] = { .type = NLA_U32 },
- [NL80211_ATTR_MNTR_FLAGS] = { .type = NLA_NESTED },
+ [NL80211_ATTR_MNTR_FLAGS] = { /* NLA_NESTED can't be empty */ },
[NL80211_ATTR_MESH_ID] = { .type = NLA_BINARY,
.len = IEEE80211_MAX_MESH_ID_LEN },
[NL80211_ATTR_MPATH_NEXT_HOP] = { .type = NLA_U32 },
@@ -95,6 +96,10 @@ static struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] __read_mostly = {
[NL80211_ATTR_BSS_CTS_PROT] = { .type = NLA_U8 },
[NL80211_ATTR_BSS_SHORT_PREAMBLE] = { .type = NLA_U8 },
[NL80211_ATTR_BSS_SHORT_SLOT_TIME] = { .type = NLA_U8 },
+ [NL80211_ATTR_BSS_BASIC_RATES] = { .type = NLA_BINARY,
+ .len = NL80211_MAX_SUPP_RATES },
+
+ [NL80211_ATTR_MESH_PARAMS] = { .type = NLA_NESTED },
[NL80211_ATTR_HT_CAPABILITY] = { .type = NLA_BINARY,
.len = NL80211_HT_CAPABILITY_LEN },
@@ -157,6 +162,19 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags,
if (!nl_band)
goto nla_put_failure;
+ /* add HT info */
+ if (dev->wiphy.bands[band]->ht_cap.ht_supported) {
+ NLA_PUT(msg, NL80211_BAND_ATTR_HT_MCS_SET,
+ sizeof(dev->wiphy.bands[band]->ht_cap.mcs),
+ &dev->wiphy.bands[band]->ht_cap.mcs);
+ NLA_PUT_U16(msg, NL80211_BAND_ATTR_HT_CAPA,
+ dev->wiphy.bands[band]->ht_cap.cap);
+ NLA_PUT_U8(msg, NL80211_BAND_ATTR_HT_AMPDU_FACTOR,
+ dev->wiphy.bands[band]->ht_cap.ampdu_factor);
+ NLA_PUT_U8(msg, NL80211_BAND_ATTR_HT_AMPDU_DENSITY,
+ dev->wiphy.bands[band]->ht_cap.ampdu_density);
+ }
+
/* add frequencies */
nl_freqs = nla_nest_start(msg, NL80211_BAND_ATTR_FREQS);
if (!nl_freqs)
@@ -269,20 +287,76 @@ static int nl80211_get_wiphy(struct sk_buff *skb, struct genl_info *info)
return -ENOBUFS;
}
+static const struct nla_policy txq_params_policy[NL80211_TXQ_ATTR_MAX + 1] = {
+ [NL80211_TXQ_ATTR_QUEUE] = { .type = NLA_U8 },
+ [NL80211_TXQ_ATTR_TXOP] = { .type = NLA_U16 },
+ [NL80211_TXQ_ATTR_CWMIN] = { .type = NLA_U16 },
+ [NL80211_TXQ_ATTR_CWMAX] = { .type = NLA_U16 },
+ [NL80211_TXQ_ATTR_AIFS] = { .type = NLA_U8 },
+};
+
+static int parse_txq_params(struct nlattr *tb[],
+ struct ieee80211_txq_params *txq_params)
+{
+ if (!tb[NL80211_TXQ_ATTR_QUEUE] || !tb[NL80211_TXQ_ATTR_TXOP] ||
+ !tb[NL80211_TXQ_ATTR_CWMIN] || !tb[NL80211_TXQ_ATTR_CWMAX] ||
+ !tb[NL80211_TXQ_ATTR_AIFS])
+ return -EINVAL;
+
+ txq_params->queue = nla_get_u8(tb[NL80211_TXQ_ATTR_QUEUE]);
+ txq_params->txop = nla_get_u16(tb[NL80211_TXQ_ATTR_TXOP]);
+ txq_params->cwmin = nla_get_u16(tb[NL80211_TXQ_ATTR_CWMIN]);
+ txq_params->cwmax = nla_get_u16(tb[NL80211_TXQ_ATTR_CWMAX]);
+ txq_params->aifs = nla_get_u8(tb[NL80211_TXQ_ATTR_AIFS]);
+
+ return 0;
+}
+
static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
{
struct cfg80211_registered_device *rdev;
- int result;
-
- if (!info->attrs[NL80211_ATTR_WIPHY_NAME])
- return -EINVAL;
+ int result = 0, rem_txq_params = 0;
+ struct nlattr *nl_txq_params;
rdev = cfg80211_get_dev_from_info(info);
if (IS_ERR(rdev))
return PTR_ERR(rdev);
- result = cfg80211_dev_rename(rdev, nla_data(info->attrs[NL80211_ATTR_WIPHY_NAME]));
+ if (info->attrs[NL80211_ATTR_WIPHY_NAME]) {
+ result = cfg80211_dev_rename(
+ rdev, nla_data(info->attrs[NL80211_ATTR_WIPHY_NAME]));
+ if (result)
+ goto bad_res;
+ }
+
+ if (info->attrs[NL80211_ATTR_WIPHY_TXQ_PARAMS]) {
+ struct ieee80211_txq_params txq_params;
+ struct nlattr *tb[NL80211_TXQ_ATTR_MAX + 1];
+
+ if (!rdev->ops->set_txq_params) {
+ result = -EOPNOTSUPP;
+ goto bad_res;
+ }
+ nla_for_each_nested(nl_txq_params,
+ info->attrs[NL80211_ATTR_WIPHY_TXQ_PARAMS],
+ rem_txq_params) {
+ nla_parse(tb, NL80211_TXQ_ATTR_MAX,
+ nla_data(nl_txq_params),
+ nla_len(nl_txq_params),
+ txq_params_policy);
+ result = parse_txq_params(tb, &txq_params);
+ if (result)
+ goto bad_res;
+
+ result = rdev->ops->set_txq_params(&rdev->wiphy,
+ &txq_params);
+ if (result)
+ goto bad_res;
+ }
+ }
+
+bad_res:
cfg80211_put_dev(rdev);
return result;
}
@@ -1598,6 +1672,12 @@ static int nl80211_set_bss(struct sk_buff *skb, struct genl_info *info)
if (info->attrs[NL80211_ATTR_BSS_SHORT_SLOT_TIME])
params.use_short_slot_time =
nla_get_u8(info->attrs[NL80211_ATTR_BSS_SHORT_SLOT_TIME]);
+ if (info->attrs[NL80211_ATTR_BSS_BASIC_RATES]) {
+ params.basic_rates =
+ nla_data(info->attrs[NL80211_ATTR_BSS_BASIC_RATES]);
+ params.basic_rates_len =
+ nla_len(info->attrs[NL80211_ATTR_BSS_BASIC_RATES]);
+ }
err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
if (err)
@@ -1680,11 +1760,188 @@ static int nl80211_req_set_reg(struct sk_buff *skb, struct genl_info *info)
return -EINVAL;
#endif
mutex_lock(&cfg80211_drv_mutex);
- r = __regulatory_hint(NULL, REGDOM_SET_BY_USER, data, NULL);
+ r = __regulatory_hint(NULL, REGDOM_SET_BY_USER, data);
mutex_unlock(&cfg80211_drv_mutex);
return r;
}
+static int nl80211_get_mesh_params(struct sk_buff *skb,
+ struct genl_info *info)
+{
+ struct cfg80211_registered_device *drv;
+ struct mesh_config cur_params;
+ int err;
+ struct net_device *dev;
+ void *hdr;
+ struct nlattr *pinfoattr;
+ struct sk_buff *msg;
+
+ /* Look up our device */
+ err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
+ if (err)
+ return err;
+
+ /* Get the mesh params */
+ rtnl_lock();
+ err = drv->ops->get_mesh_params(&drv->wiphy, dev, &cur_params);
+ rtnl_unlock();
+ if (err)
+ goto out;
+
+ /* Draw up a netlink message to send back */
+ msg = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL);
+ if (!msg) {
+ err = -ENOBUFS;
+ goto out;
+ }
+ hdr = nl80211hdr_put(msg, info->snd_pid, info->snd_seq, 0,
+ NL80211_CMD_GET_MESH_PARAMS);
+ if (!hdr)
+ goto nla_put_failure;
+ pinfoattr = nla_nest_start(msg, NL80211_ATTR_MESH_PARAMS);
+ if (!pinfoattr)
+ goto nla_put_failure;
+ NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, dev->ifindex);
+ NLA_PUT_U16(msg, NL80211_MESHCONF_RETRY_TIMEOUT,
+ cur_params.dot11MeshRetryTimeout);
+ NLA_PUT_U16(msg, NL80211_MESHCONF_CONFIRM_TIMEOUT,
+ cur_params.dot11MeshConfirmTimeout);
+ NLA_PUT_U16(msg, NL80211_MESHCONF_HOLDING_TIMEOUT,
+ cur_params.dot11MeshHoldingTimeout);
+ NLA_PUT_U16(msg, NL80211_MESHCONF_MAX_PEER_LINKS,
+ cur_params.dot11MeshMaxPeerLinks);
+ NLA_PUT_U8(msg, NL80211_MESHCONF_MAX_RETRIES,
+ cur_params.dot11MeshMaxRetries);
+ NLA_PUT_U8(msg, NL80211_MESHCONF_TTL,
+ cur_params.dot11MeshTTL);
+ NLA_PUT_U8(msg, NL80211_MESHCONF_AUTO_OPEN_PLINKS,
+ cur_params.auto_open_plinks);
+ NLA_PUT_U8(msg, NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES,
+ cur_params.dot11MeshHWMPmaxPREQretries);
+ NLA_PUT_U32(msg, NL80211_MESHCONF_PATH_REFRESH_TIME,
+ cur_params.path_refresh_time);
+ NLA_PUT_U16(msg, NL80211_MESHCONF_MIN_DISCOVERY_TIMEOUT,
+ cur_params.min_discovery_timeout);
+ NLA_PUT_U32(msg, NL80211_MESHCONF_HWMP_ACTIVE_PATH_TIMEOUT,
+ cur_params.dot11MeshHWMPactivePathTimeout);
+ NLA_PUT_U16(msg, NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL,
+ cur_params.dot11MeshHWMPpreqMinInterval);
+ NLA_PUT_U16(msg, NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME,
+ cur_params.dot11MeshHWMPnetDiameterTraversalTime);
+ nla_nest_end(msg, pinfoattr);
+ genlmsg_end(msg, hdr);
+ err = genlmsg_unicast(msg, info->snd_pid);
+ goto out;
+
+nla_put_failure:
+ genlmsg_cancel(msg, hdr);
+ err = -EMSGSIZE;
+out:
+ /* Cleanup */
+ cfg80211_put_dev(drv);
+ dev_put(dev);
+ return err;
+}
+
+#define FILL_IN_MESH_PARAM_IF_SET(table, cfg, param, mask, attr_num, nla_fn) \
+do {\
+ if (table[attr_num]) {\
+ cfg.param = nla_fn(table[attr_num]); \
+ mask |= (1 << (attr_num - 1)); \
+ } \
+} while (0);\
+
+static struct nla_policy
+nl80211_meshconf_params_policy[NL80211_MESHCONF_ATTR_MAX+1] __read_mostly = {
+ [NL80211_MESHCONF_RETRY_TIMEOUT] = { .type = NLA_U16 },
+ [NL80211_MESHCONF_CONFIRM_TIMEOUT] = { .type = NLA_U16 },
+ [NL80211_MESHCONF_HOLDING_TIMEOUT] = { .type = NLA_U16 },
+ [NL80211_MESHCONF_MAX_PEER_LINKS] = { .type = NLA_U16 },
+ [NL80211_MESHCONF_MAX_RETRIES] = { .type = NLA_U8 },
+ [NL80211_MESHCONF_TTL] = { .type = NLA_U8 },
+ [NL80211_MESHCONF_AUTO_OPEN_PLINKS] = { .type = NLA_U8 },
+
+ [NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES] = { .type = NLA_U8 },
+ [NL80211_MESHCONF_PATH_REFRESH_TIME] = { .type = NLA_U32 },
+ [NL80211_MESHCONF_MIN_DISCOVERY_TIMEOUT] = { .type = NLA_U16 },
+ [NL80211_MESHCONF_HWMP_ACTIVE_PATH_TIMEOUT] = { .type = NLA_U32 },
+ [NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL] = { .type = NLA_U16 },
+ [NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME] = { .type = NLA_U16 },
+};
+
+static int nl80211_set_mesh_params(struct sk_buff *skb, struct genl_info *info)
+{
+ int err;
+ u32 mask;
+ struct cfg80211_registered_device *drv;
+ struct net_device *dev;
+ struct mesh_config cfg;
+ struct nlattr *tb[NL80211_MESHCONF_ATTR_MAX + 1];
+ struct nlattr *parent_attr;
+
+ parent_attr = info->attrs[NL80211_ATTR_MESH_PARAMS];
+ if (!parent_attr)
+ return -EINVAL;
+ if (nla_parse_nested(tb, NL80211_MESHCONF_ATTR_MAX,
+ parent_attr, nl80211_meshconf_params_policy))
+ return -EINVAL;
+
+ err = get_drv_dev_by_info_ifindex(info->attrs, &drv, &dev);
+ if (err)
+ return err;
+
+ /* This makes sure that there aren't more than 32 mesh config
+ * parameters (otherwise our bitfield scheme would not work.) */
+ BUILD_BUG_ON(NL80211_MESHCONF_ATTR_MAX > 32);
+
+ /* Fill in the params struct */
+ mask = 0;
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshRetryTimeout,
+ mask, NL80211_MESHCONF_RETRY_TIMEOUT, nla_get_u16);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshConfirmTimeout,
+ mask, NL80211_MESHCONF_CONFIRM_TIMEOUT, nla_get_u16);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshHoldingTimeout,
+ mask, NL80211_MESHCONF_HOLDING_TIMEOUT, nla_get_u16);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshMaxPeerLinks,
+ mask, NL80211_MESHCONF_MAX_PEER_LINKS, nla_get_u16);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshMaxRetries,
+ mask, NL80211_MESHCONF_MAX_RETRIES, nla_get_u8);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshTTL,
+ mask, NL80211_MESHCONF_TTL, nla_get_u8);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, auto_open_plinks,
+ mask, NL80211_MESHCONF_AUTO_OPEN_PLINKS, nla_get_u8);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshHWMPmaxPREQretries,
+ mask, NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES,
+ nla_get_u8);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, path_refresh_time,
+ mask, NL80211_MESHCONF_PATH_REFRESH_TIME, nla_get_u32);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, min_discovery_timeout,
+ mask, NL80211_MESHCONF_MIN_DISCOVERY_TIMEOUT,
+ nla_get_u16);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshHWMPactivePathTimeout,
+ mask, NL80211_MESHCONF_HWMP_ACTIVE_PATH_TIMEOUT,
+ nla_get_u32);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshHWMPpreqMinInterval,
+ mask, NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL,
+ nla_get_u16);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg,
+ dot11MeshHWMPnetDiameterTraversalTime,
+ mask, NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME,
+ nla_get_u16);
+
+ /* Apply changes */
+ rtnl_lock();
+ err = drv->ops->set_mesh_params(&drv->wiphy, dev, &cfg, mask);
+ rtnl_unlock();
+
+ /* cleanup */
+ cfg80211_put_dev(drv);
+ dev_put(dev);
+ return err;
+}
+
+#undef FILL_IN_MESH_PARAM_IF_SET
+
static int nl80211_set_reg(struct sk_buff *skb, struct genl_info *info)
{
struct nlattr *tb[NL80211_REG_RULE_ATTR_MAX + 1];
@@ -1743,12 +2000,9 @@ static int nl80211_set_reg(struct sk_buff *skb, struct genl_info *info)
mutex_lock(&cfg80211_drv_mutex);
r = set_regdom(rd);
mutex_unlock(&cfg80211_drv_mutex);
- if (r)
- goto bad_reg;
-
return r;
-bad_reg:
+ bad_reg:
kfree(rd);
return -EINVAL;
}
@@ -1902,6 +2156,18 @@ static struct genl_ops nl80211_ops[] = {
.policy = nl80211_policy,
.flags = GENL_ADMIN_PERM,
},
+ {
+ .cmd = NL80211_CMD_GET_MESH_PARAMS,
+ .doit = nl80211_get_mesh_params,
+ .policy = nl80211_policy,
+ /* can be retrieved by unprivileged users */
+ },
+ {
+ .cmd = NL80211_CMD_SET_MESH_PARAMS,
+ .doit = nl80211_set_mesh_params,
+ .policy = nl80211_policy,
+ .flags = GENL_ADMIN_PERM,
+ },
};
/* multicast groups */
diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index 626dbb688499..4c7e39d466c4 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -42,17 +42,34 @@
#include "core.h"
#include "reg.h"
-/* wiphy is set if this request's initiator is REGDOM_SET_BY_DRIVER */
+/**
+ * struct regulatory_request - receipt of last regulatory request
+ *
+ * @wiphy: this is set if this request's initiator is
+ * %REGDOM_SET_BY_COUNTRY_IE or %REGDOM_SET_BY_DRIVER. This
+ * can be used by the wireless core to deal with conflicts
+ * and potentially inform users of which devices specifically
+ * cased the conflicts.
+ * @initiator: indicates who sent this request, could be any of
+ * of those set in reg_set_by, %REGDOM_SET_BY_*
+ * @alpha2: the ISO / IEC 3166 alpha2 country code of the requested
+ * regulatory domain. We have a few special codes:
+ * 00 - World regulatory domain
+ * 99 - built by driver but a specific alpha2 cannot be determined
+ * 98 - result of an intersection between two regulatory domains
+ * @intersect: indicates whether the wireless core should intersect
+ * the requested regulatory domain with the presently set regulatory
+ * domain.
+ */
struct regulatory_request {
- struct list_head list;
struct wiphy *wiphy;
- int granted;
enum reg_set_by initiator;
char alpha2[2];
+ bool intersect;
};
-static LIST_HEAD(regulatory_requests);
-DEFINE_MUTEX(cfg80211_reg_mutex);
+/* Receipt of information from last regulatory request */
+static struct regulatory_request *last_request;
/* To trigger userspace events */
static struct platform_device *reg_pdev;
@@ -63,8 +80,6 @@ static u32 supported_bandwidths[] = {
MHZ_TO_KHZ(20),
};
-static struct list_head regulatory_requests;
-
/* Central wireless core regulatory domains, we only need two,
* the current one and a world regulatory domain in case we have no
* information to give us an alpha2 */
@@ -204,7 +219,7 @@ static void reset_regdomains(void)
* core upon initialization */
static void update_world_regdomain(const struct ieee80211_regdomain *rd)
{
- BUG_ON(list_empty(&regulatory_requests));
+ BUG_ON(!last_request);
reset_regdomains();
@@ -300,121 +315,13 @@ static int call_crda(const char *alpha2)
return kobject_uevent_env(&reg_pdev->dev.kobj, KOBJ_CHANGE, envp);
}
-/* This has the logic which determines when a new request
- * should be ignored. */
-static int ignore_request(struct wiphy *wiphy, enum reg_set_by set_by,
- char *alpha2, struct ieee80211_regdomain *rd)
-{
- struct regulatory_request *last_request = NULL;
-
- /* All initial requests are respected */
- if (list_empty(&regulatory_requests))
- return 0;
-
- last_request = list_first_entry(&regulatory_requests,
- struct regulatory_request, list);
-
- switch (set_by) {
- case REGDOM_SET_BY_INIT:
- return -EINVAL;
- case REGDOM_SET_BY_CORE:
- /* Always respect new wireless core hints, should only
- * come in for updating the world regulatory domain at init
- * anyway */
- return 0;
- case REGDOM_SET_BY_COUNTRY_IE:
- if (last_request->initiator == set_by) {
- if (last_request->wiphy != wiphy) {
- /* Two cards with two APs claiming different
- * different Country IE alpha2s!
- * You're special!! */
- if (!alpha2_equal(last_request->alpha2,
- cfg80211_regdomain->alpha2)) {
- /* XXX: Deal with conflict, consider
- * building a new one out of the
- * intersection */
- WARN_ON(1);
- return -EOPNOTSUPP;
- }
- return -EALREADY;
- }
- /* Two consecutive Country IE hints on the same wiphy */
- if (!alpha2_equal(cfg80211_regdomain->alpha2, alpha2))
- return 0;
- return -EALREADY;
- }
- if (WARN_ON(!is_alpha2_set(alpha2) || !is_an_alpha2(alpha2)),
- "Invalid Country IE regulatory hint passed "
- "to the wireless core\n")
- return -EINVAL;
- /* We ignore Country IE hints for now, as we haven't yet
- * added the dot11MultiDomainCapabilityEnabled flag
- * for wiphys */
- return 1;
- case REGDOM_SET_BY_DRIVER:
- BUG_ON(!wiphy);
- if (last_request->initiator == set_by) {
- /* Two separate drivers hinting different things,
- * this is possible if you have two devices present
- * on a system with different EEPROM regulatory
- * readings. XXX: Do intersection, we support only
- * the first regulatory hint for now */
- if (last_request->wiphy != wiphy)
- return -EALREADY;
- if (rd)
- return -EALREADY;
- /* Driver should not be trying to hint different
- * regulatory domains! */
- BUG_ON(!alpha2_equal(alpha2,
- cfg80211_regdomain->alpha2));
- return -EALREADY;
- }
- if (last_request->initiator == REGDOM_SET_BY_CORE)
- return 0;
- /* XXX: Handle intersection, and add the
- * dot11MultiDomainCapabilityEnabled flag to wiphy. For now
- * we assume the driver has this set to false, following the
- * 802.11d dot11MultiDomainCapabilityEnabled documentation */
- if (last_request->initiator == REGDOM_SET_BY_COUNTRY_IE)
- return 0;
- return 0;
- case REGDOM_SET_BY_USER:
- if (last_request->initiator == set_by ||
- last_request->initiator == REGDOM_SET_BY_CORE)
- return 0;
- /* Drivers can use their wiphy's reg_notifier()
- * to override any information */
- if (last_request->initiator == REGDOM_SET_BY_DRIVER)
- return 0;
- /* XXX: Handle intersection */
- if (last_request->initiator == REGDOM_SET_BY_COUNTRY_IE)
- return -EOPNOTSUPP;
- return 0;
- default:
- return -EINVAL;
- }
-}
-
-static bool __reg_is_valid_request(const char *alpha2,
- struct regulatory_request **request)
-{
- struct regulatory_request *req;
- if (list_empty(&regulatory_requests))
- return false;
- list_for_each_entry(req, &regulatory_requests, list) {
- if (alpha2_equal(req->alpha2, alpha2)) {
- *request = req;
- return true;
- }
- }
- return false;
-}
-
/* Used by nl80211 before kmalloc'ing our regulatory domain */
bool reg_is_valid_request(const char *alpha2)
{
- struct regulatory_request *request = NULL;
- return __reg_is_valid_request(alpha2, &request);
+ if (!last_request)
+ return false;
+
+ return alpha2_equal(last_request->alpha2, alpha2);
}
/* Sanity check on a regulatory rule */
@@ -431,7 +338,7 @@ static bool is_valid_reg_rule(const struct ieee80211_reg_rule *rule)
freq_diff = freq_range->end_freq_khz - freq_range->start_freq_khz;
- if (freq_range->max_bandwidth_khz > freq_diff)
+ if (freq_diff <= 0 || freq_range->max_bandwidth_khz > freq_diff)
return false;
return true;
@@ -469,6 +376,143 @@ static u32 freq_max_bandwidth(const struct ieee80211_freq_range *freq_range,
return 0;
}
+/* Helper for regdom_intersect(), this does the real
+ * mathematical intersection fun */
+static int reg_rules_intersect(
+ const struct ieee80211_reg_rule *rule1,
+ const struct ieee80211_reg_rule *rule2,
+ struct ieee80211_reg_rule *intersected_rule)
+{
+ const struct ieee80211_freq_range *freq_range1, *freq_range2;
+ struct ieee80211_freq_range *freq_range;
+ const struct ieee80211_power_rule *power_rule1, *power_rule2;
+ struct ieee80211_power_rule *power_rule;
+ u32 freq_diff;
+
+ freq_range1 = &rule1->freq_range;
+ freq_range2 = &rule2->freq_range;
+ freq_range = &intersected_rule->freq_range;
+
+ power_rule1 = &rule1->power_rule;
+ power_rule2 = &rule2->power_rule;
+ power_rule = &intersected_rule->power_rule;
+
+ freq_range->start_freq_khz = max(freq_range1->start_freq_khz,
+ freq_range2->start_freq_khz);
+ freq_range->end_freq_khz = min(freq_range1->end_freq_khz,
+ freq_range2->end_freq_khz);
+ freq_range->max_bandwidth_khz = min(freq_range1->max_bandwidth_khz,
+ freq_range2->max_bandwidth_khz);
+
+ freq_diff = freq_range->end_freq_khz - freq_range->start_freq_khz;
+ if (freq_range->max_bandwidth_khz > freq_diff)
+ freq_range->max_bandwidth_khz = freq_diff;
+
+ power_rule->max_eirp = min(power_rule1->max_eirp,
+ power_rule2->max_eirp);
+ power_rule->max_antenna_gain = min(power_rule1->max_antenna_gain,
+ power_rule2->max_antenna_gain);
+
+ intersected_rule->flags = (rule1->flags | rule2->flags);
+
+ if (!is_valid_reg_rule(intersected_rule))
+ return -EINVAL;
+
+ return 0;
+}
+
+/**
+ * regdom_intersect - do the intersection between two regulatory domains
+ * @rd1: first regulatory domain
+ * @rd2: second regulatory domain
+ *
+ * Use this function to get the intersection between two regulatory domains.
+ * Once completed we will mark the alpha2 for the rd as intersected, "98",
+ * as no one single alpha2 can represent this regulatory domain.
+ *
+ * Returns a pointer to the regulatory domain structure which will hold the
+ * resulting intersection of rules between rd1 and rd2. We will
+ * kzalloc() this structure for you.
+ */
+static struct ieee80211_regdomain *regdom_intersect(
+ const struct ieee80211_regdomain *rd1,
+ const struct ieee80211_regdomain *rd2)
+{
+ int r, size_of_regd;
+ unsigned int x, y;
+ unsigned int num_rules = 0, rule_idx = 0;
+ const struct ieee80211_reg_rule *rule1, *rule2;
+ struct ieee80211_reg_rule *intersected_rule;
+ struct ieee80211_regdomain *rd;
+ /* This is just a dummy holder to help us count */
+ struct ieee80211_reg_rule irule;
+
+ /* Uses the stack temporarily for counter arithmetic */
+ intersected_rule = &irule;
+
+ memset(intersected_rule, 0, sizeof(struct ieee80211_reg_rule));
+
+ if (!rd1 || !rd2)
+ return NULL;
+
+ /* First we get a count of the rules we'll need, then we actually
+ * build them. This is to so we can malloc() and free() a
+ * regdomain once. The reason we use reg_rules_intersect() here
+ * is it will return -EINVAL if the rule computed makes no sense.
+ * All rules that do check out OK are valid. */
+
+ for (x = 0; x < rd1->n_reg_rules; x++) {
+ rule1 = &rd1->reg_rules[x];
+ for (y = 0; y < rd2->n_reg_rules; y++) {
+ rule2 = &rd2->reg_rules[y];
+ if (!reg_rules_intersect(rule1, rule2,
+ intersected_rule))
+ num_rules++;
+ memset(intersected_rule, 0,
+ sizeof(struct ieee80211_reg_rule));
+ }
+ }
+
+ if (!num_rules)
+ return NULL;
+
+ size_of_regd = sizeof(struct ieee80211_regdomain) +
+ ((num_rules + 1) * sizeof(struct ieee80211_reg_rule));
+
+ rd = kzalloc(size_of_regd, GFP_KERNEL);
+ if (!rd)
+ return NULL;
+
+ for (x = 0; x < rd1->n_reg_rules; x++) {
+ rule1 = &rd1->reg_rules[x];
+ for (y = 0; y < rd2->n_reg_rules; y++) {
+ rule2 = &rd2->reg_rules[y];
+ /* This time around instead of using the stack lets
+ * write to the target rule directly saving ourselves
+ * a memcpy() */
+ intersected_rule = &rd->reg_rules[rule_idx];
+ r = reg_rules_intersect(rule1, rule2,
+ intersected_rule);
+ /* No need to memset here the intersected rule here as
+ * we're not using the stack anymore */
+ if (r)
+ continue;
+ rule_idx++;
+ }
+ }
+
+ if (rule_idx != num_rules) {
+ kfree(rd);
+ return NULL;
+ }
+
+ rd->n_reg_rules = num_rules;
+ rd->alpha2[0] = '9';
+ rd->alpha2[1] = '8';
+
+ return rd;
+}
+
/* XXX: add support for the rest of enum nl80211_reg_rule_flags, we may
* want to just have the channel structure use these */
static u32 map_regdom_flags(u32 rd_flags)
@@ -578,22 +622,81 @@ void wiphy_update_regulatory(struct wiphy *wiphy, enum reg_set_by setby)
}
}
+/* Return value which can be used by ignore_request() to indicate
+ * it has been determined we should intersect two regulatory domains */
+#define REG_INTERSECT 1
+
+/* This has the logic which determines when a new request
+ * should be ignored. */
+static int ignore_request(struct wiphy *wiphy, enum reg_set_by set_by,
+ const char *alpha2)
+{
+ /* All initial requests are respected */
+ if (!last_request)
+ return 0;
+
+ switch (set_by) {
+ case REGDOM_SET_BY_INIT:
+ return -EINVAL;
+ case REGDOM_SET_BY_CORE:
+ /*
+ * Always respect new wireless core hints, should only happen
+ * when updating the world regulatory domain at init.
+ */
+ return 0;
+ case REGDOM_SET_BY_COUNTRY_IE:
+ if (unlikely(!is_an_alpha2(alpha2)))
+ return -EINVAL;
+ if (last_request->initiator == REGDOM_SET_BY_COUNTRY_IE) {
+ if (last_request->wiphy != wiphy) {
+ /*
+ * Two cards with two APs claiming different
+ * different Country IE alpha2s. We could
+ * intersect them, but that seems unlikely
+ * to be correct. Reject second one for now.
+ */
+ if (!alpha2_equal(alpha2,
+ cfg80211_regdomain->alpha2))
+ return -EOPNOTSUPP;
+ return -EALREADY;
+ }
+ /* Two consecutive Country IE hints on the same wiphy */
+ if (!alpha2_equal(cfg80211_regdomain->alpha2, alpha2))
+ return 0;
+ return -EALREADY;
+ }
+ /*
+ * Ignore Country IE hints for now, need to think about
+ * what we need to do to support multi-domain operation.
+ */
+ return -EOPNOTSUPP;
+ case REGDOM_SET_BY_DRIVER:
+ if (last_request->initiator == REGDOM_SET_BY_DRIVER)
+ return -EALREADY;
+ return 0;
+ case REGDOM_SET_BY_USER:
+ if (last_request->initiator == REGDOM_SET_BY_COUNTRY_IE)
+ return REG_INTERSECT;
+ return 0;
+ }
+
+ return -EINVAL;
+}
+
/* Caller must hold &cfg80211_drv_mutex */
int __regulatory_hint(struct wiphy *wiphy, enum reg_set_by set_by,
- const char *alpha2, struct ieee80211_regdomain *rd)
+ const char *alpha2)
{
struct regulatory_request *request;
- char *rd_alpha2;
+ bool intersect = false;
int r = 0;
- r = ignore_request(wiphy, set_by, (char *) alpha2, rd);
- if (r)
- return r;
+ r = ignore_request(wiphy, set_by, alpha2);
- if (rd)
- rd_alpha2 = rd->alpha2;
- else
- rd_alpha2 = (char *) alpha2;
+ if (r == REG_INTERSECT)
+ intersect = true;
+ else if (r)
+ return r;
switch (set_by) {
case REGDOM_SET_BY_CORE:
@@ -601,18 +704,18 @@ int __regulatory_hint(struct wiphy *wiphy, enum reg_set_by set_by,
case REGDOM_SET_BY_DRIVER:
case REGDOM_SET_BY_USER:
request = kzalloc(sizeof(struct regulatory_request),
- GFP_KERNEL);
+ GFP_KERNEL);
if (!request)
return -ENOMEM;
- request->alpha2[0] = rd_alpha2[0];
- request->alpha2[1] = rd_alpha2[1];
+ request->alpha2[0] = alpha2[0];
+ request->alpha2[1] = alpha2[1];
request->initiator = set_by;
request->wiphy = wiphy;
+ request->intersect = intersect;
- list_add_tail(&request->list, &regulatory_requests);
- if (rd)
- break;
+ kfree(last_request);
+ last_request = request;
r = call_crda(alpha2);
#ifndef CONFIG_WIRELESS_OLD_REGULATORY
if (r)
@@ -627,26 +730,13 @@ int __regulatory_hint(struct wiphy *wiphy, enum reg_set_by set_by,
return r;
}
-/* If rd is not NULL and if this call fails the caller must free it */
-int regulatory_hint(struct wiphy *wiphy, const char *alpha2,
- struct ieee80211_regdomain *rd)
+void regulatory_hint(struct wiphy *wiphy, const char *alpha2)
{
- int r;
- BUG_ON(!rd && !alpha2);
+ BUG_ON(!alpha2);
mutex_lock(&cfg80211_drv_mutex);
-
- r = __regulatory_hint(wiphy, REGDOM_SET_BY_DRIVER, alpha2, rd);
- if (r || !rd)
- goto unlock_and_exit;
-
- /* If the driver passed a regulatory domain we skipped asking
- * userspace for one so we can now go ahead and set it */
- r = set_regdom(rd);
-
-unlock_and_exit:
+ __regulatory_hint(wiphy, REGDOM_SET_BY_DRIVER, alpha2);
mutex_unlock(&cfg80211_drv_mutex);
- return r;
}
EXPORT_SYMBOL(regulatory_hint);
@@ -705,21 +795,21 @@ static void print_regdomain(const struct ieee80211_regdomain *rd)
print_rd_rules(rd);
}
-void print_regdomain_info(const struct ieee80211_regdomain *rd)
+static void print_regdomain_info(const struct ieee80211_regdomain *rd)
{
printk(KERN_INFO "cfg80211: Regulatory domain: %c%c\n",
rd->alpha2[0], rd->alpha2[1]);
print_rd_rules(rd);
}
+/* Takes ownership of rd only if it doesn't fail */
static int __set_regdom(const struct ieee80211_regdomain *rd)
{
- struct regulatory_request *request = NULL;
-
+ const struct ieee80211_regdomain *intersected_rd = NULL;
/* Some basic sanity checks first */
if (is_world_regdom(rd->alpha2)) {
- if (WARN_ON(!__reg_is_valid_request(rd->alpha2, &request)))
+ if (WARN_ON(!reg_is_valid_request(rd->alpha2)))
return -EINVAL;
update_world_regdomain(rd);
return 0;
@@ -729,7 +819,7 @@ static int __set_regdom(const struct ieee80211_regdomain *rd)
!is_unknown_alpha2(rd->alpha2))
return -EINVAL;
- if (list_empty(&regulatory_requests))
+ if (!last_request)
return -EINVAL;
/* allow overriding the static definitions if CRDA is present */
@@ -742,13 +832,13 @@ static int __set_regdom(const struct ieee80211_regdomain *rd)
* to review or adjust their own settings based on their own
* internal EEPROM data */
- if (WARN_ON(!__reg_is_valid_request(rd->alpha2, &request)))
+ if (WARN_ON(!reg_is_valid_request(rd->alpha2)))
return -EINVAL;
reset_regdomains();
/* Country IE parsing coming soon */
- switch (request->initiator) {
+ switch (last_request->initiator) {
case REGDOM_SET_BY_CORE:
case REGDOM_SET_BY_DRIVER:
case REGDOM_SET_BY_USER:
@@ -765,9 +855,16 @@ static int __set_regdom(const struct ieee80211_regdomain *rd)
return -EOPNOTSUPP;
}
+ if (unlikely(last_request->intersect)) {
+ intersected_rd = regdom_intersect(rd, cfg80211_regdomain);
+ if (!intersected_rd)
+ return -EINVAL;
+ kfree(rd);
+ rd = intersected_rd;
+ }
+
/* Tada! */
cfg80211_regdomain = rd;
- request->granted = 1;
return 0;
}
@@ -775,46 +872,23 @@ static int __set_regdom(const struct ieee80211_regdomain *rd)
/* Use this call to set the current regulatory domain. Conflicts with
* multiple drivers can be ironed out later. Caller must've already
- * kmalloc'd the rd structure. If this calls fails you should kfree()
- * the passed rd. Caller must hold cfg80211_drv_mutex */
+ * kmalloc'd the rd structure. Caller must hold cfg80211_drv_mutex */
int set_regdom(const struct ieee80211_regdomain *rd)
{
- struct regulatory_request *this_request = NULL, *prev_request = NULL;
int r;
- if (!list_empty(&regulatory_requests))
- prev_request = list_first_entry(&regulatory_requests,
- struct regulatory_request, list);
-
/* Note that this doesn't update the wiphys, this is done below */
r = __set_regdom(rd);
- if (r)
+ if (r) {
+ kfree(rd);
return r;
-
- BUG_ON((!__reg_is_valid_request(rd->alpha2, &this_request)));
-
- /* The initial standard core update of the world regulatory domain, no
- * need to keep that request info around if it didn't fail. */
- if (is_world_regdom(rd->alpha2) &&
- this_request->initiator == REGDOM_SET_BY_CORE &&
- this_request->granted) {
- list_del(&this_request->list);
- kfree(this_request);
- this_request = NULL;
- }
-
- /* Remove old requests, we only leave behind the last one */
- if (prev_request) {
- list_del(&prev_request->list);
- kfree(prev_request);
- prev_request = NULL;
}
/* This would make this whole thing pointless */
BUG_ON(rd != cfg80211_regdomain);
/* update all wiphys now with the new established regulatory domain */
- update_all_wiphy_regulatory(this_request->initiator);
+ update_all_wiphy_regulatory(last_request->initiator);
print_regdomain(rd);
@@ -838,13 +912,13 @@ int regulatory_init(void)
* you have CRDA you get it updated, otherwise you get
* stuck with the static values. We ignore "EU" code as
* that is not a valid ISO / IEC 3166 alpha2 */
- if (ieee80211_regdom[0] != 'E' && ieee80211_regdom[1] != 'U')
+ if (ieee80211_regdom[0] != 'E' || ieee80211_regdom[1] != 'U')
err = __regulatory_hint(NULL, REGDOM_SET_BY_CORE,
- ieee80211_regdom, NULL);
+ ieee80211_regdom);
#else
cfg80211_regdomain = cfg80211_world_regdom;
- err = __regulatory_hint(NULL, REGDOM_SET_BY_CORE, "00", NULL);
+ err = __regulatory_hint(NULL, REGDOM_SET_BY_CORE, "00");
if (err)
printk(KERN_ERR "cfg80211: calling CRDA failed - "
"unable to update world regulatory domain, "
@@ -856,16 +930,12 @@ int regulatory_init(void)
void regulatory_exit(void)
{
- struct regulatory_request *req, *req_tmp;
-
mutex_lock(&cfg80211_drv_mutex);
reset_regdomains();
- list_for_each_entry_safe(req, req_tmp, &regulatory_requests, list) {
- list_del(&req->list);
- kfree(req);
- }
+ kfree(last_request);
+
platform_device_unregister(reg_pdev);
mutex_unlock(&cfg80211_drv_mutex);
diff --git a/net/wireless/reg.h b/net/wireless/reg.h
index a33362872f3c..c9b6b6358bbe 100644
--- a/net/wireless/reg.h
+++ b/net/wireless/reg.h
@@ -1,7 +1,6 @@
#ifndef __NET_WIRELESS_REG_H
#define __NET_WIRELESS_REG_H
-extern struct mutex cfg80211_reg_mutex;
bool is_world_regdom(const char *alpha2);
bool reg_is_valid_request(const char *alpha2);
@@ -10,4 +9,23 @@ void regulatory_exit(void);
int set_regdom(const struct ieee80211_regdomain *rd);
+/**
+ * __regulatory_hint - hint to the wireless core a regulatory domain
+ * @wiphy: if the hint comes from country information from an AP, this
+ * is required to be set to the wiphy that received the information
+ * @alpha2: the ISO/IEC 3166 alpha2 being claimed the regulatory domain
+ * should be in.
+ *
+ * The Wireless subsystem can use this function to hint to the wireless core
+ * what it believes should be the current regulatory domain by
+ * giving it an ISO/IEC 3166 alpha2 country code it knows its regulatory
+ * domain should be in.
+ *
+ * Returns zero if all went fine, %-EALREADY if a regulatory domain had
+ * already been set or other standard error codes.
+ *
+ */
+extern int __regulatory_hint(struct wiphy *wiphy, enum reg_set_by set_by,
+ const char *alpha2);
+
#endif /* __NET_WIRELESS_REG_H */
diff --git a/net/wireless/util.c b/net/wireless/util.c
index f54424693a38..e76cc28b0345 100644
--- a/net/wireless/util.c
+++ b/net/wireless/util.c
@@ -7,6 +7,25 @@
#include <asm/bitops.h>
#include "core.h"
+struct ieee80211_rate *
+ieee80211_get_response_rate(struct ieee80211_supported_band *sband,
+ u64 basic_rates, int bitrate)
+{
+ struct ieee80211_rate *result = &sband->bitrates[0];
+ int i;
+
+ for (i = 0; i < sband->n_bitrates; i++) {
+ if (!(basic_rates & BIT(i)))
+ continue;
+ if (sband->bitrates[i].bitrate > bitrate)
+ continue;
+ result = &sband->bitrates[i];
+ }
+
+ return result;
+}
+EXPORT_SYMBOL(ieee80211_get_response_rate);
+
int ieee80211_channel_to_frequency(int chan)
{
if (chan < 14)
diff --git a/net/x25/sysctl_net_x25.c b/net/x25/sysctl_net_x25.c
index 6ebda25c24e9..a5d3416522de 100644
--- a/net/x25/sysctl_net_x25.c
+++ b/net/x25/sysctl_net_x25.c
@@ -24,8 +24,8 @@ static struct ctl_table x25_table[] = {
.data = &sysctl_x25_restart_request_timeout,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_timer,
.extra2 = &max_timer,
},
@@ -35,8 +35,8 @@ static struct ctl_table x25_table[] = {
.data = &sysctl_x25_call_request_timeout,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_timer,
.extra2 = &max_timer,
},
@@ -46,8 +46,8 @@ static struct ctl_table x25_table[] = {
.data = &sysctl_x25_reset_request_timeout,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_timer,
.extra2 = &max_timer,
},
@@ -57,8 +57,8 @@ static struct ctl_table x25_table[] = {
.data = &sysctl_x25_clear_request_timeout,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_timer,
.extra2 = &max_timer,
},
@@ -68,8 +68,8 @@ static struct ctl_table x25_table[] = {
.data = &sysctl_x25_ack_holdback_timeout,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec_minmax,
- .strategy = &sysctl_intvec,
+ .proc_handler = proc_dointvec_minmax,
+ .strategy = sysctl_intvec,
.extra1 = &min_timer,
.extra2 = &max_timer,
},
@@ -79,7 +79,7 @@ static struct ctl_table x25_table[] = {
.data = &sysctl_x25_forward,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = &proc_dointvec,
+ .proc_handler = proc_dointvec,
},
{ 0, },
};
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index 058f04f54b90..17854884f6ff 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -521,7 +521,7 @@ static DECLARE_WORK(xfrm_hash_work, xfrm_hash_resize);
/* Generate new index... KAME seems to generate them ordered by cost
* of an absolute inpredictability of ordering of rules. This will not pass. */
-static u32 xfrm_gen_index(u8 type, int dir)
+static u32 xfrm_gen_index(int dir)
{
static u32 idx_generator;
@@ -608,7 +608,7 @@ int xfrm_policy_insert(int dir, struct xfrm_policy *policy, int excl)
list_del(&delpol->walk.all);
xfrm_policy_count[dir]--;
}
- policy->index = delpol ? delpol->index : xfrm_gen_index(policy->type, dir);
+ policy->index = delpol ? delpol->index : xfrm_gen_index(dir);
hlist_add_head(&policy->byidx, xfrm_policy_byidx+idx_hash(policy->index));
policy->curlft.add_time = get_seconds();
policy->curlft.use_time = 0;
@@ -1138,7 +1138,7 @@ int xfrm_sk_policy_insert(struct sock *sk, int dir, struct xfrm_policy *pol)
sk->sk_policy[dir] = pol;
if (pol) {
pol->curlft.add_time = get_seconds();
- pol->index = xfrm_gen_index(pol->type, XFRM_POLICY_MAX+dir);
+ pol->index = xfrm_gen_index(XFRM_POLICY_MAX+dir);
__xfrm_policy_link(pol, XFRM_POLICY_MAX+dir);
}
if (old_pol)
@@ -2381,9 +2381,7 @@ static int xfrm_dev_event(struct notifier_block *this, unsigned long event, void
}
static struct notifier_block xfrm_dev_notifier = {
- xfrm_dev_event,
- NULL,
- 0
+ .notifier_call = xfrm_dev_event,
};
#ifdef CONFIG_XFRM_STATISTICS
@@ -2457,25 +2455,21 @@ static void xfrm_audit_common_policyinfo(struct xfrm_policy *xp,
switch(sel->family) {
case AF_INET:
- audit_log_format(audit_buf, " src=" NIPQUAD_FMT,
- NIPQUAD(sel->saddr.a4));
+ audit_log_format(audit_buf, " src=%pI4", &sel->saddr.a4);
if (sel->prefixlen_s != 32)
audit_log_format(audit_buf, " src_prefixlen=%d",
sel->prefixlen_s);
- audit_log_format(audit_buf, " dst=" NIPQUAD_FMT,
- NIPQUAD(sel->daddr.a4));
+ audit_log_format(audit_buf, " dst=%pI4", &sel->daddr.a4);
if (sel->prefixlen_d != 32)
audit_log_format(audit_buf, " dst_prefixlen=%d",
sel->prefixlen_d);
break;
case AF_INET6:
- audit_log_format(audit_buf, " src=" NIP6_FMT,
- NIP6(*(struct in6_addr *)sel->saddr.a6));
+ audit_log_format(audit_buf, " src=%pI6", sel->saddr.a6);
if (sel->prefixlen_s != 128)
audit_log_format(audit_buf, " src_prefixlen=%d",
sel->prefixlen_s);
- audit_log_format(audit_buf, " dst=" NIP6_FMT,
- NIP6(*(struct in6_addr *)sel->daddr.a6));
+ audit_log_format(audit_buf, " dst=%pI6", sel->daddr.a6);
if (sel->prefixlen_d != 128)
audit_log_format(audit_buf, " dst_prefixlen=%d",
sel->prefixlen_d);
diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c
index 508337f97249..cd9d9171ded7 100644
--- a/net/xfrm/xfrm_state.c
+++ b/net/xfrm/xfrm_state.c
@@ -2109,16 +2109,12 @@ static void xfrm_audit_helper_sainfo(struct xfrm_state *x,
switch(x->props.family) {
case AF_INET:
- audit_log_format(audit_buf,
- " src=" NIPQUAD_FMT " dst=" NIPQUAD_FMT,
- NIPQUAD(x->props.saddr.a4),
- NIPQUAD(x->id.daddr.a4));
+ audit_log_format(audit_buf, " src=%pI4 dst=%pI4",
+ &x->props.saddr.a4, &x->id.daddr.a4);
break;
case AF_INET6:
- audit_log_format(audit_buf,
- " src=" NIP6_FMT " dst=" NIP6_FMT,
- NIP6(*(struct in6_addr *)x->props.saddr.a6),
- NIP6(*(struct in6_addr *)x->id.daddr.a6));
+ audit_log_format(audit_buf, " src=%pI6 dst=%pI6",
+ x->props.saddr.a6, x->id.daddr.a6);
break;
}
@@ -2134,18 +2130,14 @@ static void xfrm_audit_helper_pktinfo(struct sk_buff *skb, u16 family,
switch (family) {
case AF_INET:
iph4 = ip_hdr(skb);
- audit_log_format(audit_buf,
- " src=" NIPQUAD_FMT " dst=" NIPQUAD_FMT,
- NIPQUAD(iph4->saddr),
- NIPQUAD(iph4->daddr));
+ audit_log_format(audit_buf, " src=%pI4 dst=%pI4",
+ &iph4->saddr, &iph4->daddr);
break;
case AF_INET6:
iph6 = ipv6_hdr(skb);
audit_log_format(audit_buf,
- " src=" NIP6_FMT " dst=" NIP6_FMT
- " flowlbl=0x%x%02x%02x",
- NIP6(iph6->saddr),
- NIP6(iph6->daddr),
+ " src=%pI6 dst=%pI6 flowlbl=0x%x%02x%02x",
+ &iph6->saddr,&iph6->daddr,
iph6->flow_lbl[0] & 0x0f,
iph6->flow_lbl[1],
iph6->flow_lbl[2]);
diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c
index a278a6f3b991..ee15d5dd6544 100644
--- a/net/xfrm/xfrm_user.c
+++ b/net/xfrm/xfrm_user.c
@@ -2503,6 +2503,57 @@ static int xfrm_send_report(u8 proto, struct xfrm_selector *sel,
return nlmsg_multicast(xfrm_nl, skb, 0, XFRMNLGRP_REPORT, GFP_ATOMIC);
}
+static inline size_t xfrm_mapping_msgsize(void)
+{
+ return NLMSG_ALIGN(sizeof(struct xfrm_user_mapping));
+}
+
+static int build_mapping(struct sk_buff *skb, struct xfrm_state *x,
+ xfrm_address_t *new_saddr, __be16 new_sport)
+{
+ struct xfrm_user_mapping *um;
+ struct nlmsghdr *nlh;
+
+ nlh = nlmsg_put(skb, 0, 0, XFRM_MSG_MAPPING, sizeof(*um), 0);
+ if (nlh == NULL)
+ return -EMSGSIZE;
+
+ um = nlmsg_data(nlh);
+
+ memcpy(&um->id.daddr, &x->id.daddr, sizeof(um->id.daddr));
+ um->id.spi = x->id.spi;
+ um->id.family = x->props.family;
+ um->id.proto = x->id.proto;
+ memcpy(&um->new_saddr, new_saddr, sizeof(um->new_saddr));
+ memcpy(&um->old_saddr, &x->props.saddr, sizeof(um->old_saddr));
+ um->new_sport = new_sport;
+ um->old_sport = x->encap->encap_sport;
+ um->reqid = x->props.reqid;
+
+ return nlmsg_end(skb, nlh);
+}
+
+static int xfrm_send_mapping(struct xfrm_state *x, xfrm_address_t *ipaddr,
+ __be16 sport)
+{
+ struct sk_buff *skb;
+
+ if (x->id.proto != IPPROTO_ESP)
+ return -EINVAL;
+
+ if (!x->encap)
+ return -EINVAL;
+
+ skb = nlmsg_new(xfrm_mapping_msgsize(), GFP_ATOMIC);
+ if (skb == NULL)
+ return -ENOMEM;
+
+ if (build_mapping(skb, x, ipaddr, sport) < 0)
+ BUG();
+
+ return nlmsg_multicast(xfrm_nl, skb, 0, XFRMNLGRP_MAPPING, GFP_ATOMIC);
+}
+
static struct xfrm_mgr netlink_mgr = {
.id = "netlink",
.notify = xfrm_send_state_notify,
@@ -2511,6 +2562,7 @@ static struct xfrm_mgr netlink_mgr = {
.notify_policy = xfrm_send_policy_notify,
.report = xfrm_send_report,
.migrate = xfrm_send_migrate,
+ .new_mapping = xfrm_send_mapping,
};
static int __init xfrm_user_init(void)