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-rw-r--r--net/ipv6/addrconf.c45
-rw-r--r--net/ipv6/af_inet6.c1
-rw-r--r--net/ipv6/datagram.c4
-rw-r--r--net/ipv6/esp6_offload.c4
-rw-r--r--net/ipv6/icmp.c14
-rw-r--r--net/ipv6/ila/Makefile2
-rw-r--r--net/ipv6/ila/ila.h27
-rw-r--r--net/ipv6/ila/ila_common.c30
-rw-r--r--net/ipv6/ila/ila_main.c121
-rw-r--r--net/ipv6/ila/ila_xlat.c291
-rw-r--r--net/ipv6/ip6_flowlabel.c3
-rw-r--r--net/ipv6/ip6_gre.c2
-rw-r--r--net/ipv6/ip6_input.c131
-rw-r--r--net/ipv6/ip6_offload.c16
-rw-r--r--net/ipv6/ip6_output.c38
-rw-r--r--net/ipv6/ip6mr.c1
-rw-r--r--net/ipv6/ipv6_sockglue.c3
-rw-r--r--net/ipv6/netfilter/nf_log_ipv6.c8
-rw-r--r--net/ipv6/ping.c7
-rw-r--r--net/ipv6/raw.c18
-rw-r--r--net/ipv6/seg6.c1
-rw-r--r--net/ipv6/seg6_hmac.c1
-rw-r--r--net/ipv6/tcpv6_offload.c4
-rw-r--r--net/ipv6/udp.c13
-rw-r--r--net/ipv6/udp_offload.c4
25 files changed, 500 insertions, 289 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 91580c62bb86..1659a6b3cf42 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -385,8 +385,6 @@ static struct inet6_dev *ipv6_add_dev(struct net_device *dev)
if (ndev->cnf.stable_secret.initialized)
ndev->cnf.addr_gen_mode = IN6_ADDR_GEN_MODE_STABLE_PRIVACY;
- else
- ndev->cnf.addr_gen_mode = ipv6_devconf_dflt.addr_gen_mode;
ndev->cnf.mtu6 = dev->mtu;
ndev->nd_parms = neigh_parms_alloc(dev, &nd_tbl);
@@ -5210,7 +5208,9 @@ static inline size_t inet6_ifla6_size(void)
+ nla_total_size(DEVCONF_MAX * 4) /* IFLA_INET6_CONF */
+ nla_total_size(IPSTATS_MIB_MAX * 8) /* IFLA_INET6_STATS */
+ nla_total_size(ICMP6_MIB_MAX * 8) /* IFLA_INET6_ICMP6STATS */
- + nla_total_size(sizeof(struct in6_addr)); /* IFLA_INET6_TOKEN */
+ + nla_total_size(sizeof(struct in6_addr)) /* IFLA_INET6_TOKEN */
+ + nla_total_size(1) /* IFLA_INET6_ADDR_GEN_MODE */
+ + 0;
}
static inline size_t inet6_if_nlmsg_size(void)
@@ -5892,32 +5892,31 @@ static int addrconf_sysctl_addr_gen_mode(struct ctl_table *ctl, int write,
loff_t *ppos)
{
int ret = 0;
- int new_val;
+ u32 new_val;
struct inet6_dev *idev = (struct inet6_dev *)ctl->extra1;
struct net *net = (struct net *)ctl->extra2;
+ struct ctl_table tmp = {
+ .data = &new_val,
+ .maxlen = sizeof(new_val),
+ .mode = ctl->mode,
+ };
if (!rtnl_trylock())
return restart_syscall();
- ret = proc_dointvec(ctl, write, buffer, lenp, ppos);
+ new_val = *((u32 *)ctl->data);
- if (write) {
- new_val = *((int *)ctl->data);
+ ret = proc_douintvec(&tmp, write, buffer, lenp, ppos);
+ if (ret != 0)
+ goto out;
+ if (write) {
if (check_addr_gen_mode(new_val) < 0) {
ret = -EINVAL;
goto out;
}
- /* request for default */
- if (&net->ipv6.devconf_dflt->addr_gen_mode == ctl->data) {
- ipv6_devconf_dflt.addr_gen_mode = new_val;
-
- /* request for individual net device */
- } else {
- if (!idev)
- goto out;
-
+ if (idev) {
if (check_stable_privacy(idev, net, new_val) < 0) {
ret = -EINVAL;
goto out;
@@ -5927,7 +5926,21 @@ static int addrconf_sysctl_addr_gen_mode(struct ctl_table *ctl, int write,
idev->cnf.addr_gen_mode = new_val;
addrconf_dev_config(idev->dev);
}
+ } else if (&net->ipv6.devconf_all->addr_gen_mode == ctl->data) {
+ struct net_device *dev;
+
+ net->ipv6.devconf_dflt->addr_gen_mode = new_val;
+ for_each_netdev(net, dev) {
+ idev = __in6_dev_get(dev);
+ if (idev &&
+ idev->cnf.addr_gen_mode != new_val) {
+ idev->cnf.addr_gen_mode = new_val;
+ addrconf_dev_config(idev->dev);
+ }
+ }
}
+
+ *((u32 *)ctl->data) = new_val;
}
out:
diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c
index 9ed0eae91758..c9535354149f 100644
--- a/net/ipv6/af_inet6.c
+++ b/net/ipv6/af_inet6.c
@@ -764,6 +764,7 @@ EXPORT_SYMBOL_GPL(ipv6_opt_accepted);
static struct packet_type ipv6_packet_type __read_mostly = {
.type = cpu_to_be16(ETH_P_IPV6),
.func = ipv6_rcv,
+ .list_func = ipv6_list_rcv,
};
static int __init ipv6_packet_init(void)
diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c
index 2ee08b6a86a4..201306b9b5ea 100644
--- a/net/ipv6/datagram.c
+++ b/net/ipv6/datagram.c
@@ -736,7 +736,7 @@ EXPORT_SYMBOL_GPL(ip6_datagram_recv_ctl);
int ip6_datagram_send_ctl(struct net *net, struct sock *sk,
struct msghdr *msg, struct flowi6 *fl6,
- struct ipcm6_cookie *ipc6, struct sockcm_cookie *sockc)
+ struct ipcm6_cookie *ipc6)
{
struct in6_pktinfo *src_info;
struct cmsghdr *cmsg;
@@ -755,7 +755,7 @@ int ip6_datagram_send_ctl(struct net *net, struct sock *sk,
}
if (cmsg->cmsg_level == SOL_SOCKET) {
- err = __sock_cmsg_send(sk, msg, cmsg, sockc);
+ err = __sock_cmsg_send(sk, msg, cmsg, &ipc6->sockc);
if (err)
return err;
continue;
diff --git a/net/ipv6/esp6_offload.c b/net/ipv6/esp6_offload.c
index 27f59b61f70f..ddfa533a84e5 100644
--- a/net/ipv6/esp6_offload.c
+++ b/net/ipv6/esp6_offload.c
@@ -49,8 +49,8 @@ static __u16 esp6_nexthdr_esp_offset(struct ipv6hdr *ipv6_hdr, int nhlen)
return 0;
}
-static struct sk_buff **esp6_gro_receive(struct sk_buff **head,
- struct sk_buff *skb)
+static struct sk_buff *esp6_gro_receive(struct list_head *head,
+ struct sk_buff *skb)
{
int offset = skb_gro_offset(skb);
struct xfrm_offload *xo;
diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c
index be491bf6ab6e..24611c8b0562 100644
--- a/net/ipv6/icmp.c
+++ b/net/ipv6/icmp.c
@@ -430,7 +430,6 @@ static void icmp6_send(struct sk_buff *skb, u8 type, u8 code, __u32 info,
struct icmp6hdr tmp_hdr;
struct flowi6 fl6;
struct icmpv6_msg msg;
- struct sockcm_cookie sockc_unused = {0};
struct ipcm6_cookie ipc6;
int iif = 0;
int addr_type = 0;
@@ -545,7 +544,7 @@ static void icmp6_send(struct sk_buff *skb, u8 type, u8 code, __u32 info,
else if (!fl6.flowi6_oif)
fl6.flowi6_oif = np->ucast_oif;
- ipc6.tclass = np->tclass;
+ ipcm6_init_sk(&ipc6, np);
fl6.flowlabel = ip6_make_flowinfo(ipc6.tclass, fl6.flowlabel);
dst = icmpv6_route_lookup(net, skb, sk, &fl6);
@@ -553,8 +552,6 @@ static void icmp6_send(struct sk_buff *skb, u8 type, u8 code, __u32 info,
goto out;
ipc6.hlimit = ip6_sk_dst_hoplimit(np, &fl6, dst);
- ipc6.dontfrag = np->dontfrag;
- ipc6.opt = NULL;
msg.skb = skb;
msg.offset = skb_network_offset(skb);
@@ -575,7 +572,7 @@ static void icmp6_send(struct sk_buff *skb, u8 type, u8 code, __u32 info,
len + sizeof(struct icmp6hdr),
sizeof(struct icmp6hdr),
&ipc6, &fl6, (struct rt6_info *)dst,
- MSG_DONTWAIT, &sockc_unused)) {
+ MSG_DONTWAIT)) {
ICMP6_INC_STATS(net, idev, ICMP6_MIB_OUTERRORS);
ip6_flush_pending_frames(sk);
} else {
@@ -679,7 +676,6 @@ static void icmpv6_echo_reply(struct sk_buff *skb)
struct dst_entry *dst;
struct ipcm6_cookie ipc6;
u32 mark = IP6_REPLY_MARK(net, skb->mark);
- struct sockcm_cookie sockc_unused = {0};
saddr = &ipv6_hdr(skb)->daddr;
@@ -726,16 +722,14 @@ static void icmpv6_echo_reply(struct sk_buff *skb)
msg.offset = 0;
msg.type = ICMPV6_ECHO_REPLY;
+ ipcm6_init_sk(&ipc6, np);
ipc6.hlimit = ip6_sk_dst_hoplimit(np, &fl6, dst);
ipc6.tclass = ipv6_get_dsfield(ipv6_hdr(skb));
- ipc6.dontfrag = np->dontfrag;
- ipc6.opt = NULL;
if (ip6_append_data(sk, icmpv6_getfrag, &msg,
skb->len + sizeof(struct icmp6hdr),
sizeof(struct icmp6hdr), &ipc6, &fl6,
- (struct rt6_info *)dst, MSG_DONTWAIT,
- &sockc_unused)) {
+ (struct rt6_info *)dst, MSG_DONTWAIT)) {
__ICMP6_INC_STATS(net, idev, ICMP6_MIB_OUTERRORS);
ip6_flush_pending_frames(sk);
} else {
diff --git a/net/ipv6/ila/Makefile b/net/ipv6/ila/Makefile
index 4b32e5921e5c..b7739aba6e68 100644
--- a/net/ipv6/ila/Makefile
+++ b/net/ipv6/ila/Makefile
@@ -4,4 +4,4 @@
obj-$(CONFIG_IPV6_ILA) += ila.o
-ila-objs := ila_common.o ila_lwt.o ila_xlat.o
+ila-objs := ila_main.o ila_common.o ila_lwt.o ila_xlat.o
diff --git a/net/ipv6/ila/ila.h b/net/ipv6/ila/ila.h
index 3c7a11b62334..1f747bcbec29 100644
--- a/net/ipv6/ila/ila.h
+++ b/net/ipv6/ila/ila.h
@@ -19,6 +19,7 @@
#include <linux/skbuff.h>
#include <linux/types.h>
#include <net/checksum.h>
+#include <net/genetlink.h>
#include <net/ip.h>
#include <net/protocol.h>
#include <uapi/linux/ila.h>
@@ -104,9 +105,31 @@ void ila_update_ipv6_locator(struct sk_buff *skb, struct ila_params *p,
void ila_init_saved_csum(struct ila_params *p);
+struct ila_net {
+ struct {
+ struct rhashtable rhash_table;
+ spinlock_t *locks; /* Bucket locks for entry manipulation */
+ unsigned int locks_mask;
+ bool hooks_registered;
+ } xlat;
+};
+
int ila_lwt_init(void);
void ila_lwt_fini(void);
-int ila_xlat_init(void);
-void ila_xlat_fini(void);
+
+int ila_xlat_init_net(struct net *net);
+void ila_xlat_exit_net(struct net *net);
+
+int ila_xlat_nl_cmd_add_mapping(struct sk_buff *skb, struct genl_info *info);
+int ila_xlat_nl_cmd_del_mapping(struct sk_buff *skb, struct genl_info *info);
+int ila_xlat_nl_cmd_get_mapping(struct sk_buff *skb, struct genl_info *info);
+int ila_xlat_nl_cmd_flush(struct sk_buff *skb, struct genl_info *info);
+int ila_xlat_nl_dump_start(struct netlink_callback *cb);
+int ila_xlat_nl_dump_done(struct netlink_callback *cb);
+int ila_xlat_nl_dump(struct sk_buff *skb, struct netlink_callback *cb);
+
+extern unsigned int ila_net_id;
+
+extern struct genl_family ila_nl_family;
#endif /* __ILA_H */
diff --git a/net/ipv6/ila/ila_common.c b/net/ipv6/ila/ila_common.c
index 8c88ecf29b93..579310466eac 100644
--- a/net/ipv6/ila/ila_common.c
+++ b/net/ipv6/ila/ila_common.c
@@ -154,33 +154,3 @@ void ila_update_ipv6_locator(struct sk_buff *skb, struct ila_params *p,
iaddr->loc = p->locator;
}
-static int __init ila_init(void)
-{
- int ret;
-
- ret = ila_lwt_init();
-
- if (ret)
- goto fail_lwt;
-
- ret = ila_xlat_init();
- if (ret)
- goto fail_xlat;
-
- return 0;
-fail_xlat:
- ila_lwt_fini();
-fail_lwt:
- return ret;
-}
-
-static void __exit ila_fini(void)
-{
- ila_xlat_fini();
- ila_lwt_fini();
-}
-
-module_init(ila_init);
-module_exit(ila_fini);
-MODULE_AUTHOR("Tom Herbert <tom@herbertland.com>");
-MODULE_LICENSE("GPL");
diff --git a/net/ipv6/ila/ila_main.c b/net/ipv6/ila/ila_main.c
new file mode 100644
index 000000000000..18fac76b9520
--- /dev/null
+++ b/net/ipv6/ila/ila_main.c
@@ -0,0 +1,121 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <net/genetlink.h>
+#include <net/ila.h>
+#include <net/netns/generic.h>
+#include <uapi/linux/genetlink.h>
+#include "ila.h"
+
+static const struct nla_policy ila_nl_policy[ILA_ATTR_MAX + 1] = {
+ [ILA_ATTR_LOCATOR] = { .type = NLA_U64, },
+ [ILA_ATTR_LOCATOR_MATCH] = { .type = NLA_U64, },
+ [ILA_ATTR_IFINDEX] = { .type = NLA_U32, },
+ [ILA_ATTR_CSUM_MODE] = { .type = NLA_U8, },
+ [ILA_ATTR_IDENT_TYPE] = { .type = NLA_U8, },
+};
+
+static const struct genl_ops ila_nl_ops[] = {
+ {
+ .cmd = ILA_CMD_ADD,
+ .doit = ila_xlat_nl_cmd_add_mapping,
+ .policy = ila_nl_policy,
+ .flags = GENL_ADMIN_PERM,
+ },
+ {
+ .cmd = ILA_CMD_DEL,
+ .doit = ila_xlat_nl_cmd_del_mapping,
+ .policy = ila_nl_policy,
+ .flags = GENL_ADMIN_PERM,
+ },
+ {
+ .cmd = ILA_CMD_FLUSH,
+ .doit = ila_xlat_nl_cmd_flush,
+ .policy = ila_nl_policy,
+ .flags = GENL_ADMIN_PERM,
+ },
+ {
+ .cmd = ILA_CMD_GET,
+ .doit = ila_xlat_nl_cmd_get_mapping,
+ .start = ila_xlat_nl_dump_start,
+ .dumpit = ila_xlat_nl_dump,
+ .done = ila_xlat_nl_dump_done,
+ .policy = ila_nl_policy,
+ },
+};
+
+unsigned int ila_net_id;
+
+struct genl_family ila_nl_family __ro_after_init = {
+ .hdrsize = 0,
+ .name = ILA_GENL_NAME,
+ .version = ILA_GENL_VERSION,
+ .maxattr = ILA_ATTR_MAX,
+ .netnsok = true,
+ .parallel_ops = true,
+ .module = THIS_MODULE,
+ .ops = ila_nl_ops,
+ .n_ops = ARRAY_SIZE(ila_nl_ops),
+};
+
+static __net_init int ila_init_net(struct net *net)
+{
+ int err;
+
+ err = ila_xlat_init_net(net);
+ if (err)
+ goto ila_xlat_init_fail;
+
+ return 0;
+
+ila_xlat_init_fail:
+ return err;
+}
+
+static __net_exit void ila_exit_net(struct net *net)
+{
+ ila_xlat_exit_net(net);
+}
+
+static struct pernet_operations ila_net_ops = {
+ .init = ila_init_net,
+ .exit = ila_exit_net,
+ .id = &ila_net_id,
+ .size = sizeof(struct ila_net),
+};
+
+static int __init ila_init(void)
+{
+ int ret;
+
+ ret = register_pernet_device(&ila_net_ops);
+ if (ret)
+ goto register_device_fail;
+
+ ret = genl_register_family(&ila_nl_family);
+ if (ret)
+ goto register_family_fail;
+
+ ret = ila_lwt_init();
+ if (ret)
+ goto fail_lwt;
+
+ return 0;
+
+fail_lwt:
+ genl_unregister_family(&ila_nl_family);
+register_family_fail:
+ unregister_pernet_device(&ila_net_ops);
+register_device_fail:
+ return ret;
+}
+
+static void __exit ila_fini(void)
+{
+ ila_lwt_fini();
+ genl_unregister_family(&ila_nl_family);
+ unregister_pernet_device(&ila_net_ops);
+}
+
+module_init(ila_init);
+module_exit(ila_fini);
+MODULE_AUTHOR("Tom Herbert <tom@herbertland.com>");
+MODULE_LICENSE("GPL");
diff --git a/net/ipv6/ila/ila_xlat.c b/net/ipv6/ila/ila_xlat.c
index 10ae13560b40..51a15ce50a64 100644
--- a/net/ipv6/ila/ila_xlat.c
+++ b/net/ipv6/ila/ila_xlat.c
@@ -22,36 +22,14 @@ struct ila_map {
struct rcu_head rcu;
};
-static unsigned int ila_net_id;
-
-struct ila_net {
- struct rhashtable rhash_table;
- spinlock_t *locks; /* Bucket locks for entry manipulation */
- unsigned int locks_mask;
- bool hooks_registered;
-};
-
+#define MAX_LOCKS 1024
#define LOCKS_PER_CPU 10
static int alloc_ila_locks(struct ila_net *ilan)
{
- unsigned int i, size;
- unsigned int nr_pcpus = num_possible_cpus();
-
- nr_pcpus = min_t(unsigned int, nr_pcpus, 32UL);
- size = roundup_pow_of_two(nr_pcpus * LOCKS_PER_CPU);
-
- if (sizeof(spinlock_t) != 0) {
- ilan->locks = kvmalloc_array(size, sizeof(spinlock_t),
- GFP_KERNEL);
- if (!ilan->locks)
- return -ENOMEM;
- for (i = 0; i < size; i++)
- spin_lock_init(&ilan->locks[i]);
- }
- ilan->locks_mask = size - 1;
-
- return 0;
+ return alloc_bucket_spinlocks(&ilan->xlat.locks, &ilan->xlat.locks_mask,
+ MAX_LOCKS, LOCKS_PER_CPU,
+ GFP_KERNEL);
}
static u32 hashrnd __read_mostly;
@@ -71,7 +49,7 @@ static inline u32 ila_locator_hash(struct ila_locator loc)
static inline spinlock_t *ila_get_lock(struct ila_net *ilan,
struct ila_locator loc)
{
- return &ilan->locks[ila_locator_hash(loc) & ilan->locks_mask];
+ return &ilan->xlat.locks[ila_locator_hash(loc) & ilan->xlat.locks_mask];
}
static inline int ila_cmp_wildcards(struct ila_map *ila,
@@ -115,16 +93,6 @@ static const struct rhashtable_params rht_params = {
.obj_cmpfn = ila_cmpfn,
};
-static struct genl_family ila_nl_family;
-
-static const struct nla_policy ila_nl_policy[ILA_ATTR_MAX + 1] = {
- [ILA_ATTR_LOCATOR] = { .type = NLA_U64, },
- [ILA_ATTR_LOCATOR_MATCH] = { .type = NLA_U64, },
- [ILA_ATTR_IFINDEX] = { .type = NLA_U32, },
- [ILA_ATTR_CSUM_MODE] = { .type = NLA_U8, },
- [ILA_ATTR_IDENT_TYPE] = { .type = NLA_U8, },
-};
-
static int parse_nl_config(struct genl_info *info,
struct ila_xlat_params *xp)
{
@@ -162,7 +130,7 @@ static inline struct ila_map *ila_lookup_wildcards(struct ila_addr *iaddr,
{
struct ila_map *ila;
- ila = rhashtable_lookup_fast(&ilan->rhash_table, &iaddr->loc,
+ ila = rhashtable_lookup_fast(&ilan->xlat.rhash_table, &iaddr->loc,
rht_params);
while (ila) {
if (!ila_cmp_wildcards(ila, iaddr, ifindex))
@@ -179,7 +147,7 @@ static inline struct ila_map *ila_lookup_by_params(struct ila_xlat_params *xp,
{
struct ila_map *ila;
- ila = rhashtable_lookup_fast(&ilan->rhash_table,
+ ila = rhashtable_lookup_fast(&ilan->xlat.rhash_table,
&xp->ip.locator_match,
rht_params);
while (ila) {
@@ -196,9 +164,9 @@ static inline void ila_release(struct ila_map *ila)
kfree_rcu(ila, rcu);
}
-static void ila_free_cb(void *ptr, void *arg)
+static void ila_free_node(struct ila_map *ila)
{
- struct ila_map *ila = (struct ila_map *)ptr, *next;
+ struct ila_map *next;
/* Assume rcu_readlock held */
while (ila) {
@@ -208,6 +176,11 @@ static void ila_free_cb(void *ptr, void *arg)
}
}
+static void ila_free_cb(void *ptr, void *arg)
+{
+ ila_free_node((struct ila_map *)ptr);
+}
+
static int ila_xlat_addr(struct sk_buff *skb, bool sir2ila);
static unsigned int
@@ -235,7 +208,7 @@ static int ila_add_mapping(struct net *net, struct ila_xlat_params *xp)
spinlock_t *lock = ila_get_lock(ilan, xp->ip.locator_match);
int err = 0, order;
- if (!ilan->hooks_registered) {
+ if (!ilan->xlat.hooks_registered) {
/* We defer registering net hooks in the namespace until the
* first mapping is added.
*/
@@ -244,7 +217,7 @@ static int ila_add_mapping(struct net *net, struct ila_xlat_params *xp)
if (err)
return err;
- ilan->hooks_registered = true;
+ ilan->xlat.hooks_registered = true;
}
ila = kzalloc(sizeof(*ila), GFP_KERNEL);
@@ -259,12 +232,12 @@ static int ila_add_mapping(struct net *net, struct ila_xlat_params *xp)
spin_lock(lock);
- head = rhashtable_lookup_fast(&ilan->rhash_table,
+ head = rhashtable_lookup_fast(&ilan->xlat.rhash_table,
&xp->ip.locator_match,
rht_params);
if (!head) {
/* New entry for the rhash_table */
- err = rhashtable_lookup_insert_fast(&ilan->rhash_table,
+ err = rhashtable_lookup_insert_fast(&ilan->xlat.rhash_table,
&ila->node, rht_params);
} else {
struct ila_map *tila = head, *prev = NULL;
@@ -290,7 +263,7 @@ static int ila_add_mapping(struct net *net, struct ila_xlat_params *xp)
} else {
/* Make this ila new head */
RCU_INIT_POINTER(ila->next, head);
- err = rhashtable_replace_fast(&ilan->rhash_table,
+ err = rhashtable_replace_fast(&ilan->xlat.rhash_table,
&head->node,
&ila->node, rht_params);
if (err)
@@ -316,7 +289,7 @@ static int ila_del_mapping(struct net *net, struct ila_xlat_params *xp)
spin_lock(lock);
- head = rhashtable_lookup_fast(&ilan->rhash_table,
+ head = rhashtable_lookup_fast(&ilan->xlat.rhash_table,
&xp->ip.locator_match, rht_params);
ila = head;
@@ -346,15 +319,15 @@ static int ila_del_mapping(struct net *net, struct ila_xlat_params *xp)
* table
*/
err = rhashtable_replace_fast(
- &ilan->rhash_table, &ila->node,
+ &ilan->xlat.rhash_table, &ila->node,
&head->node, rht_params);
if (err)
goto out;
} else {
/* Entry no longer used */
- err = rhashtable_remove_fast(&ilan->rhash_table,
- &ila->node,
- rht_params);
+ err = rhashtable_remove_fast(
+ &ilan->xlat.rhash_table,
+ &ila->node, rht_params);
}
}
@@ -369,7 +342,7 @@ out:
return err;
}
-static int ila_nl_cmd_add_mapping(struct sk_buff *skb, struct genl_info *info)
+int ila_xlat_nl_cmd_add_mapping(struct sk_buff *skb, struct genl_info *info)
{
struct net *net = genl_info_net(info);
struct ila_xlat_params p;
@@ -382,7 +355,7 @@ static int ila_nl_cmd_add_mapping(struct sk_buff *skb, struct genl_info *info)
return ila_add_mapping(net, &p);
}
-static int ila_nl_cmd_del_mapping(struct sk_buff *skb, struct genl_info *info)
+int ila_xlat_nl_cmd_del_mapping(struct sk_buff *skb, struct genl_info *info)
{
struct net *net = genl_info_net(info);
struct ila_xlat_params xp;
@@ -397,6 +370,59 @@ static int ila_nl_cmd_del_mapping(struct sk_buff *skb, struct genl_info *info)
return 0;
}
+static inline spinlock_t *lock_from_ila_map(struct ila_net *ilan,
+ struct ila_map *ila)
+{
+ return ila_get_lock(ilan, ila->xp.ip.locator_match);
+}
+
+int ila_xlat_nl_cmd_flush(struct sk_buff *skb, struct genl_info *info)
+{
+ struct net *net = genl_info_net(info);
+ struct ila_net *ilan = net_generic(net, ila_net_id);
+ struct rhashtable_iter iter;
+ struct ila_map *ila;
+ spinlock_t *lock;
+ int ret;
+
+ ret = rhashtable_walk_init(&ilan->xlat.rhash_table, &iter, GFP_KERNEL);
+ if (ret)
+ goto done;
+
+ rhashtable_walk_start(&iter);
+
+ for (;;) {
+ ila = rhashtable_walk_next(&iter);
+
+ if (IS_ERR(ila)) {
+ if (PTR_ERR(ila) == -EAGAIN)
+ continue;
+ ret = PTR_ERR(ila);
+ goto done;
+ } else if (!ila) {
+ break;
+ }
+
+ lock = lock_from_ila_map(ilan, ila);
+
+ spin_lock(lock);
+
+ ret = rhashtable_remove_fast(&ilan->xlat.rhash_table,
+ &ila->node, rht_params);
+ if (!ret)
+ ila_free_node(ila);
+
+ spin_unlock(lock);
+
+ if (ret)
+ break;
+ }
+
+done:
+ rhashtable_walk_stop(&iter);
+ return ret;
+}
+
static int ila_fill_info(struct ila_map *ila, struct sk_buff *msg)
{
if (nla_put_u64_64bit(msg, ILA_ATTR_LOCATOR,
@@ -434,7 +460,7 @@ nla_put_failure:
return -EMSGSIZE;
}
-static int ila_nl_cmd_get_mapping(struct sk_buff *skb, struct genl_info *info)
+int ila_xlat_nl_cmd_get_mapping(struct sk_buff *skb, struct genl_info *info)
{
struct net *net = genl_info_net(info);
struct ila_net *ilan = net_generic(net, ila_net_id);
@@ -475,27 +501,34 @@ out_free:
struct ila_dump_iter {
struct rhashtable_iter rhiter;
+ int skip;
};
-static int ila_nl_dump_start(struct netlink_callback *cb)
+int ila_xlat_nl_dump_start(struct netlink_callback *cb)
{
struct net *net = sock_net(cb->skb->sk);
struct ila_net *ilan = net_generic(net, ila_net_id);
- struct ila_dump_iter *iter = (struct ila_dump_iter *)cb->args[0];
+ struct ila_dump_iter *iter;
+ int ret;
- if (!iter) {
- iter = kmalloc(sizeof(*iter), GFP_KERNEL);
- if (!iter)
- return -ENOMEM;
+ iter = kmalloc(sizeof(*iter), GFP_KERNEL);
+ if (!iter)
+ return -ENOMEM;
- cb->args[0] = (long)iter;
+ ret = rhashtable_walk_init(&ilan->xlat.rhash_table, &iter->rhiter,
+ GFP_KERNEL);
+ if (ret) {
+ kfree(iter);
+ return ret;
}
- return rhashtable_walk_init(&ilan->rhash_table, &iter->rhiter,
- GFP_KERNEL);
+ iter->skip = 0;
+ cb->args[0] = (long)iter;
+
+ return ret;
}
-static int ila_nl_dump_done(struct netlink_callback *cb)
+int ila_xlat_nl_dump_done(struct netlink_callback *cb)
{
struct ila_dump_iter *iter = (struct ila_dump_iter *)cb->args[0];
@@ -506,24 +539,49 @@ static int ila_nl_dump_done(struct netlink_callback *cb)
return 0;
}
-static int ila_nl_dump(struct sk_buff *skb, struct netlink_callback *cb)
+int ila_xlat_nl_dump(struct sk_buff *skb, struct netlink_callback *cb)
{
struct ila_dump_iter *iter = (struct ila_dump_iter *)cb->args[0];
struct rhashtable_iter *rhiter = &iter->rhiter;
+ int skip = iter->skip;
struct ila_map *ila;
int ret;
rhashtable_walk_start(rhiter);
- for (;;) {
- ila = rhashtable_walk_next(rhiter);
+ /* Get first entry */
+ ila = rhashtable_walk_peek(rhiter);
+
+ if (ila && !IS_ERR(ila) && skip) {
+ /* Skip over visited entries */
+ while (ila && skip) {
+ /* Skip over any ila entries in this list that we
+ * have already dumped.
+ */
+ ila = rcu_access_pointer(ila->next);
+ skip--;
+ }
+ }
+
+ skip = 0;
+
+ for (;;) {
if (IS_ERR(ila)) {
- if (PTR_ERR(ila) == -EAGAIN)
- continue;
ret = PTR_ERR(ila);
- goto done;
+ if (ret == -EAGAIN) {
+ /* Table has changed and iter has reset. Return
+ * -EAGAIN to the application even if we have
+ * written data to the skb. The application
+ * needs to deal with this.
+ */
+
+ goto out_ret;
+ } else {
+ break;
+ }
} else if (!ila) {
+ ret = 0;
break;
}
@@ -532,90 +590,54 @@ static int ila_nl_dump(struct sk_buff *skb, struct netlink_callback *cb)
cb->nlh->nlmsg_seq, NLM_F_MULTI,
skb, ILA_CMD_GET);
if (ret)
- goto done;
+ goto out;
+ skip++;
ila = rcu_access_pointer(ila->next);
}
+
+ skip = 0;
+ ila = rhashtable_walk_next(rhiter);
}
- ret = skb->len;
+out:
+ iter->skip = skip;
+ ret = (skb->len ? : ret);
-done:
+out_ret:
rhashtable_walk_stop(rhiter);
return ret;
}
-static const struct genl_ops ila_nl_ops[] = {
- {
- .cmd = ILA_CMD_ADD,
- .doit = ila_nl_cmd_add_mapping,
- .policy = ila_nl_policy,
- .flags = GENL_ADMIN_PERM,
- },
- {
- .cmd = ILA_CMD_DEL,
- .doit = ila_nl_cmd_del_mapping,
- .policy = ila_nl_policy,
- .flags = GENL_ADMIN_PERM,
- },
- {
- .cmd = ILA_CMD_GET,
- .doit = ila_nl_cmd_get_mapping,
- .start = ila_nl_dump_start,
- .dumpit = ila_nl_dump,
- .done = ila_nl_dump_done,
- .policy = ila_nl_policy,
- },
-};
-
-static struct genl_family ila_nl_family __ro_after_init = {
- .hdrsize = 0,
- .name = ILA_GENL_NAME,
- .version = ILA_GENL_VERSION,
- .maxattr = ILA_ATTR_MAX,
- .netnsok = true,
- .parallel_ops = true,
- .module = THIS_MODULE,
- .ops = ila_nl_ops,
- .n_ops = ARRAY_SIZE(ila_nl_ops),
-};
-
#define ILA_HASH_TABLE_SIZE 1024
-static __net_init int ila_init_net(struct net *net)
+int ila_xlat_init_net(struct net *net)
{
- int err;
struct ila_net *ilan = net_generic(net, ila_net_id);
+ int err;
err = alloc_ila_locks(ilan);
if (err)
return err;
- rhashtable_init(&ilan->rhash_table, &rht_params);
+ rhashtable_init(&ilan->xlat.rhash_table, &rht_params);
return 0;
}
-static __net_exit void ila_exit_net(struct net *net)
+void ila_xlat_exit_net(struct net *net)
{
struct ila_net *ilan = net_generic(net, ila_net_id);
- rhashtable_free_and_destroy(&ilan->rhash_table, ila_free_cb, NULL);
+ rhashtable_free_and_destroy(&ilan->xlat.rhash_table, ila_free_cb, NULL);
- kvfree(ilan->locks);
+ free_bucket_spinlocks(ilan->xlat.locks);
- if (ilan->hooks_registered)
+ if (ilan->xlat.hooks_registered)
nf_unregister_net_hooks(net, ila_nf_hook_ops,
ARRAY_SIZE(ila_nf_hook_ops));
}
-static struct pernet_operations ila_net_ops = {
- .init = ila_init_net,
- .exit = ila_exit_net,
- .id = &ila_net_id,
- .size = sizeof(struct ila_net),
-};
-
static int ila_xlat_addr(struct sk_buff *skb, bool sir2ila)
{
struct ila_map *ila;
@@ -642,28 +664,3 @@ static int ila_xlat_addr(struct sk_buff *skb, bool sir2ila)
return 0;
}
-int __init ila_xlat_init(void)
-{
- int ret;
-
- ret = register_pernet_device(&ila_net_ops);
- if (ret)
- goto exit;
-
- ret = genl_register_family(&ila_nl_family);
- if (ret < 0)
- goto unregister;
-
- return 0;
-
-unregister:
- unregister_pernet_device(&ila_net_ops);
-exit:
- return ret;
-}
-
-void ila_xlat_fini(void)
-{
- genl_unregister_family(&ila_nl_family);
- unregister_pernet_device(&ila_net_ops);
-}
diff --git a/net/ipv6/ip6_flowlabel.c b/net/ipv6/ip6_flowlabel.c
index 3eee7637bdfe..cb54a8a3c273 100644
--- a/net/ipv6/ip6_flowlabel.c
+++ b/net/ipv6/ip6_flowlabel.c
@@ -373,7 +373,6 @@ fl_create(struct net *net, struct sock *sk, struct in6_flowlabel_req *freq,
if (olen > 0) {
struct msghdr msg;
struct flowi6 flowi6;
- struct sockcm_cookie sockc_junk;
struct ipcm6_cookie ipc6;
err = -ENOMEM;
@@ -392,7 +391,7 @@ fl_create(struct net *net, struct sock *sk, struct in6_flowlabel_req *freq,
memset(&flowi6, 0, sizeof(flowi6));
ipc6.opt = fl->opt;
- err = ip6_datagram_send_ctl(net, sk, &msg, &flowi6, &ipc6, &sockc_junk);
+ err = ip6_datagram_send_ctl(net, sk, &msg, &flowi6, &ipc6);
if (err)
goto done;
err = -EINVAL;
diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
index cd2cfb04e5d8..fc7dd3a04360 100644
--- a/net/ipv6/ip6_gre.c
+++ b/net/ipv6/ip6_gre.c
@@ -989,6 +989,8 @@ static netdev_tx_t ip6erspan_tunnel_xmit(struct sk_buff *skb,
fl6.flowi6_uid = sock_net_uid(dev_net(dev), NULL);
dsfield = key->tos;
+ if (!(tun_info->key.tun_flags & TUNNEL_ERSPAN_OPT))
+ goto tx_err;
md = ip_tunnel_info_opts(tun_info);
if (!md)
goto tx_err;
diff --git a/net/ipv6/ip6_input.c b/net/ipv6/ip6_input.c
index f08d34491ece..6242682be876 100644
--- a/net/ipv6/ip6_input.c
+++ b/net/ipv6/ip6_input.c
@@ -47,17 +47,11 @@
#include <net/inet_ecn.h>
#include <net/dst_metadata.h>
-int ip6_rcv_finish(struct net *net, struct sock *sk, struct sk_buff *skb)
+static void ip6_rcv_finish_core(struct net *net, struct sock *sk,
+ struct sk_buff *skb)
{
void (*edemux)(struct sk_buff *skb);
- /* if ingress device is enslaved to an L3 master device pass the
- * skb to its handler for processing
- */
- skb = l3mdev_ip6_rcv(skb);
- if (!skb)
- return NET_RX_SUCCESS;
-
if (net->ipv4.sysctl_ip_early_demux && !skb_dst(skb) && skb->sk == NULL) {
const struct inet6_protocol *ipprot;
@@ -67,20 +61,73 @@ int ip6_rcv_finish(struct net *net, struct sock *sk, struct sk_buff *skb)
}
if (!skb_valid_dst(skb))
ip6_route_input(skb);
+}
+
+int ip6_rcv_finish(struct net *net, struct sock *sk, struct sk_buff *skb)
+{
+ /* if ingress device is enslaved to an L3 master device pass the
+ * skb to its handler for processing
+ */
+ skb = l3mdev_ip6_rcv(skb);
+ if (!skb)
+ return NET_RX_SUCCESS;
+ ip6_rcv_finish_core(net, sk, skb);
return dst_input(skb);
}
-int ipv6_rcv(struct sk_buff *skb, struct net_device *dev, struct packet_type *pt, struct net_device *orig_dev)
+static void ip6_sublist_rcv_finish(struct list_head *head)
+{
+ struct sk_buff *skb, *next;
+
+ list_for_each_entry_safe(skb, next, head, list)
+ dst_input(skb);
+}
+
+static void ip6_list_rcv_finish(struct net *net, struct sock *sk,
+ struct list_head *head)
+{
+ struct dst_entry *curr_dst = NULL;
+ struct sk_buff *skb, *next;
+ struct list_head sublist;
+
+ INIT_LIST_HEAD(&sublist);
+ list_for_each_entry_safe(skb, next, head, list) {
+ struct dst_entry *dst;
+
+ list_del(&skb->list);
+ /* if ingress device is enslaved to an L3 master device pass the
+ * skb to its handler for processing
+ */
+ skb = l3mdev_ip6_rcv(skb);
+ if (!skb)
+ continue;
+ ip6_rcv_finish_core(net, sk, skb);
+ dst = skb_dst(skb);
+ if (curr_dst != dst) {
+ /* dispatch old sublist */
+ if (!list_empty(&sublist))
+ ip6_sublist_rcv_finish(&sublist);
+ /* start new sublist */
+ INIT_LIST_HEAD(&sublist);
+ curr_dst = dst;
+ }
+ list_add_tail(&skb->list, &sublist);
+ }
+ /* dispatch final sublist */
+ ip6_sublist_rcv_finish(&sublist);
+}
+
+static struct sk_buff *ip6_rcv_core(struct sk_buff *skb, struct net_device *dev,
+ struct net *net)
{
const struct ipv6hdr *hdr;
u32 pkt_len;
struct inet6_dev *idev;
- struct net *net = dev_net(skb->dev);
if (skb->pkt_type == PACKET_OTHERHOST) {
kfree_skb(skb);
- return NET_RX_DROP;
+ return NULL;
}
rcu_read_lock();
@@ -196,7 +243,7 @@ int ipv6_rcv(struct sk_buff *skb, struct net_device *dev, struct packet_type *pt
if (ipv6_parse_hopopts(skb) < 0) {
__IP6_INC_STATS(net, idev, IPSTATS_MIB_INHDRERRORS);
rcu_read_unlock();
- return NET_RX_DROP;
+ return NULL;
}
}
@@ -205,15 +252,67 @@ int ipv6_rcv(struct sk_buff *skb, struct net_device *dev, struct packet_type *pt
/* Must drop socket now because of tproxy. */
skb_orphan(skb);
- return NF_HOOK(NFPROTO_IPV6, NF_INET_PRE_ROUTING,
- net, NULL, skb, dev, NULL,
- ip6_rcv_finish);
+ return skb;
err:
__IP6_INC_STATS(net, idev, IPSTATS_MIB_INHDRERRORS);
drop:
rcu_read_unlock();
kfree_skb(skb);
- return NET_RX_DROP;
+ return NULL;
+}
+
+int ipv6_rcv(struct sk_buff *skb, struct net_device *dev, struct packet_type *pt, struct net_device *orig_dev)
+{
+ struct net *net = dev_net(skb->dev);
+
+ skb = ip6_rcv_core(skb, dev, net);
+ if (skb == NULL)
+ return NET_RX_DROP;
+ return NF_HOOK(NFPROTO_IPV6, NF_INET_PRE_ROUTING,
+ net, NULL, skb, dev, NULL,
+ ip6_rcv_finish);
+}
+
+static void ip6_sublist_rcv(struct list_head *head, struct net_device *dev,
+ struct net *net)
+{
+ NF_HOOK_LIST(NFPROTO_IPV6, NF_INET_PRE_ROUTING, net, NULL,
+ head, dev, NULL, ip6_rcv_finish);
+ ip6_list_rcv_finish(net, NULL, head);
+}
+
+/* Receive a list of IPv6 packets */
+void ipv6_list_rcv(struct list_head *head, struct packet_type *pt,
+ struct net_device *orig_dev)
+{
+ struct net_device *curr_dev = NULL;
+ struct net *curr_net = NULL;
+ struct sk_buff *skb, *next;
+ struct list_head sublist;
+
+ INIT_LIST_HEAD(&sublist);
+ list_for_each_entry_safe(skb, next, head, list) {
+ struct net_device *dev = skb->dev;
+ struct net *net = dev_net(dev);
+
+ list_del(&skb->list);
+ skb = ip6_rcv_core(skb, dev, net);
+ if (skb == NULL)
+ continue;
+
+ if (curr_dev != dev || curr_net != net) {
+ /* dispatch old sublist */
+ if (!list_empty(&sublist))
+ ip6_sublist_rcv(&sublist, curr_dev, curr_net);
+ /* start new sublist */
+ INIT_LIST_HEAD(&sublist);
+ curr_dev = dev;
+ curr_net = net;
+ }
+ list_add_tail(&skb->list, &sublist);
+ }
+ /* dispatch final sublist */
+ ip6_sublist_rcv(&sublist, curr_dev, curr_net);
}
/*
diff --git a/net/ipv6/ip6_offload.c b/net/ipv6/ip6_offload.c
index 5b3f2f89ef41..37ff4805b20c 100644
--- a/net/ipv6/ip6_offload.c
+++ b/net/ipv6/ip6_offload.c
@@ -163,11 +163,11 @@ static int ipv6_exthdrs_len(struct ipv6hdr *iph,
return len;
}
-static struct sk_buff **ipv6_gro_receive(struct sk_buff **head,
- struct sk_buff *skb)
+static struct sk_buff *ipv6_gro_receive(struct list_head *head,
+ struct sk_buff *skb)
{
const struct net_offload *ops;
- struct sk_buff **pp = NULL;
+ struct sk_buff *pp = NULL;
struct sk_buff *p;
struct ipv6hdr *iph;
unsigned int nlen;
@@ -214,7 +214,7 @@ static struct sk_buff **ipv6_gro_receive(struct sk_buff **head,
flush--;
nlen = skb_network_header_len(skb);
- for (p = *head; p; p = p->next) {
+ list_for_each_entry(p, head, list) {
const struct ipv6hdr *iph2;
__be32 first_word; /* <Version:4><Traffic_Class:8><Flow_Label:20> */
@@ -263,8 +263,8 @@ out:
return pp;
}
-static struct sk_buff **sit_ip6ip6_gro_receive(struct sk_buff **head,
- struct sk_buff *skb)
+static struct sk_buff *sit_ip6ip6_gro_receive(struct list_head *head,
+ struct sk_buff *skb)
{
/* Common GRO receive for SIT and IP6IP6 */
@@ -278,8 +278,8 @@ static struct sk_buff **sit_ip6ip6_gro_receive(struct sk_buff **head,
return ipv6_gro_receive(head, skb);
}
-static struct sk_buff **ip4ip6_gro_receive(struct sk_buff **head,
- struct sk_buff *skb)
+static struct sk_buff *ip4ip6_gro_receive(struct list_head *head,
+ struct sk_buff *skb)
{
/* Common GRO receive for SIT and IP6IP6 */
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index a14fb4fcdf18..8047fd41ba88 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -1219,13 +1219,16 @@ static int ip6_setup_cork(struct sock *sk, struct inet_cork_full *cork,
if (mtu < IPV6_MIN_MTU)
return -EINVAL;
cork->base.fragsize = mtu;
- cork->base.gso_size = sk->sk_type == SOCK_DGRAM &&
- sk->sk_protocol == IPPROTO_UDP ? ipc6->gso_size : 0;
+ cork->base.gso_size = ipc6->gso_size;
+ cork->base.tx_flags = 0;
+ sock_tx_timestamp(sk, ipc6->sockc.tsflags, &cork->base.tx_flags);
if (dst_allfrag(xfrm_dst_path(&rt->dst)))
cork->base.flags |= IPCORK_ALLFRAG;
cork->base.length = 0;
+ cork->base.transmit_time = ipc6->sockc.transmit_time;
+
return 0;
}
@@ -1238,8 +1241,7 @@ static int __ip6_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 transhdrlen,
- unsigned int flags, struct ipcm6_cookie *ipc6,
- const struct sockcm_cookie *sockc)
+ unsigned int flags, struct ipcm6_cookie *ipc6)
{
struct sk_buff *skb, *skb_prev = NULL;
unsigned int maxfraglen, fragheaderlen, mtu, orig_mtu, pmtu;
@@ -1249,7 +1251,6 @@ static int __ip6_append_data(struct sock *sk,
int copy;
int err;
int offset = 0;
- __u8 tx_flags = 0;
u32 tskey = 0;
struct rt6_info *rt = (struct rt6_info *)cork->dst;
struct ipv6_txoptions *opt = v6_cork->opt;
@@ -1268,6 +1269,10 @@ static int __ip6_append_data(struct sock *sk,
mtu = cork->gso_size ? IP6_MAX_MTU : cork->fragsize;
orig_mtu = mtu;
+ if (cork->tx_flags & SKBTX_ANY_SW_TSTAMP &&
+ sk->sk_tsflags & SOF_TIMESTAMPING_OPT_ID)
+ tskey = sk->sk_tskey++;
+
hh_len = LL_RESERVED_SPACE(rt->dst.dev);
fragheaderlen = sizeof(struct ipv6hdr) + rt->rt6i_nfheader_len +
@@ -1317,13 +1322,6 @@ emsgsize:
rt->dst.dev->features & (NETIF_F_IPV6_CSUM | NETIF_F_HW_CSUM))
csummode = CHECKSUM_PARTIAL;
- if (sk->sk_type == SOCK_DGRAM || sk->sk_type == SOCK_RAW) {
- sock_tx_timestamp(sk, sockc->tsflags, &tx_flags);
- if (tx_flags & SKBTX_ANY_SW_TSTAMP &&
- sk->sk_tsflags & SOF_TIMESTAMPING_OPT_ID)
- tskey = sk->sk_tskey++;
- }
-
/*
* Let's try using as much space as possible.
* Use MTU if total length of the message fits into the MTU.
@@ -1442,8 +1440,8 @@ alloc_new_skb:
dst_exthdrlen);
/* Only the initial fragment is time stamped */
- skb_shinfo(skb)->tx_flags = tx_flags;
- tx_flags = 0;
+ skb_shinfo(skb)->tx_flags = cork->tx_flags;
+ cork->tx_flags = 0;
skb_shinfo(skb)->tskey = tskey;
tskey = 0;
@@ -1560,8 +1558,7 @@ int ip6_append_data(struct sock *sk,
int odd, struct sk_buff *skb),
void *from, int length, int transhdrlen,
struct ipcm6_cookie *ipc6, struct flowi6 *fl6,
- struct rt6_info *rt, unsigned int flags,
- const struct sockcm_cookie *sockc)
+ struct rt6_info *rt, unsigned int flags)
{
struct inet_sock *inet = inet_sk(sk);
struct ipv6_pinfo *np = inet6_sk(sk);
@@ -1589,7 +1586,7 @@ int ip6_append_data(struct sock *sk,
return __ip6_append_data(sk, fl6, &sk->sk_write_queue, &inet->cork.base,
&np->cork, sk_page_frag(sk), getfrag,
- from, length, transhdrlen, flags, ipc6, sockc);
+ from, length, transhdrlen, flags, ipc6);
}
EXPORT_SYMBOL_GPL(ip6_append_data);
@@ -1673,6 +1670,8 @@ struct sk_buff *__ip6_make_skb(struct sock *sk,
skb->priority = sk->sk_priority;
skb->mark = sk->sk_mark;
+ skb->tstamp = cork->base.transmit_time;
+
skb_dst_set(skb, dst_clone(&rt->dst));
IP6_UPD_PO_STATS(net, rt->rt6i_idev, IPSTATS_MIB_OUT, skb->len);
if (proto == IPPROTO_ICMPV6) {
@@ -1747,8 +1746,7 @@ struct sk_buff *ip6_make_skb(struct sock *sk,
void *from, int length, int transhdrlen,
struct ipcm6_cookie *ipc6, struct flowi6 *fl6,
struct rt6_info *rt, unsigned int flags,
- struct inet_cork_full *cork,
- const struct sockcm_cookie *sockc)
+ struct inet_cork_full *cork)
{
struct inet6_cork v6_cork;
struct sk_buff_head queue;
@@ -1776,7 +1774,7 @@ struct sk_buff *ip6_make_skb(struct sock *sk,
err = __ip6_append_data(sk, fl6, &queue, &cork->base, &v6_cork,
&current->task_frag, getfrag, from,
length + exthdrlen, transhdrlen + exthdrlen,
- flags, ipc6, sockc);
+ flags, ipc6);
if (err) {
__ip6_flush_pending_frames(sk, &queue, cork, &v6_cork);
return ERR_PTR(err);
diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c
index 0d0f0053bb11..d0b7e0249c13 100644
--- a/net/ipv6/ip6mr.c
+++ b/net/ipv6/ip6mr.c
@@ -32,6 +32,7 @@
#include <linux/seq_file.h>
#include <linux/init.h>
#include <linux/compat.h>
+#include <linux/rhashtable.h>
#include <net/protocol.h>
#include <linux/skbuff.h>
#include <net/raw.h>
diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c
index 568ca4187cd1..c0cac9cc3a28 100644
--- a/net/ipv6/ipv6_sockglue.c
+++ b/net/ipv6/ipv6_sockglue.c
@@ -500,7 +500,6 @@ sticky_done:
struct ipv6_txoptions *opt = NULL;
struct msghdr msg;
struct flowi6 fl6;
- struct sockcm_cookie sockc_junk;
struct ipcm6_cookie ipc6;
memset(&fl6, 0, sizeof(fl6));
@@ -533,7 +532,7 @@ sticky_done:
msg.msg_control = (void *)(opt+1);
ipc6.opt = opt;
- retv = ip6_datagram_send_ctl(net, sk, &msg, &fl6, &ipc6, &sockc_junk);
+ retv = ip6_datagram_send_ctl(net, sk, &msg, &fl6, &ipc6);
if (retv)
goto done;
update:
diff --git a/net/ipv6/netfilter/nf_log_ipv6.c b/net/ipv6/netfilter/nf_log_ipv6.c
index b397a8fe88b9..c6bf580d0f33 100644
--- a/net/ipv6/netfilter/nf_log_ipv6.c
+++ b/net/ipv6/netfilter/nf_log_ipv6.c
@@ -36,7 +36,7 @@ static const struct nf_loginfo default_loginfo = {
};
/* One level of recursion won't kill us */
-static void dump_ipv6_packet(struct nf_log_buf *m,
+static void dump_ipv6_packet(struct net *net, struct nf_log_buf *m,
const struct nf_loginfo *info,
const struct sk_buff *skb, unsigned int ip6hoff,
int recurse)
@@ -258,7 +258,7 @@ static void dump_ipv6_packet(struct nf_log_buf *m,
/* Max length: 3+maxlen */
if (recurse) {
nf_log_buf_add(m, "[");
- dump_ipv6_packet(m, info, skb,
+ dump_ipv6_packet(net, m, info, skb,
ptr + sizeof(_icmp6h), 0);
nf_log_buf_add(m, "] ");
}
@@ -278,7 +278,7 @@ static void dump_ipv6_packet(struct nf_log_buf *m,
/* Max length: 15 "UID=4294967295 " */
if ((logflags & NF_LOG_UID) && recurse)
- nf_log_dump_sk_uid_gid(m, skb->sk);
+ nf_log_dump_sk_uid_gid(net, m, skb->sk);
/* Max length: 16 "MARK=0xFFFFFFFF " */
if (recurse && skb->mark)
@@ -365,7 +365,7 @@ static void nf_log_ip6_packet(struct net *net, u_int8_t pf,
if (in != NULL)
dump_ipv6_mac_header(m, loginfo, skb);
- dump_ipv6_packet(m, loginfo, skb, skb_network_offset(skb), 1);
+ dump_ipv6_packet(net, m, loginfo, skb, skb_network_offset(skb), 1);
nf_log_buf_close(m);
}
diff --git a/net/ipv6/ping.c b/net/ipv6/ping.c
index 96f56bf49a30..4c04bccc7417 100644
--- a/net/ipv6/ping.c
+++ b/net/ipv6/ping.c
@@ -62,7 +62,6 @@ static int ping_v6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
struct dst_entry *dst;
struct rt6_info *rt;
struct pingfakehdr pfh;
- struct sockcm_cookie junk = {0};
struct ipcm6_cookie ipc6;
pr_debug("ping_v6_sendmsg(sk=%p,sk->num=%u)\n", inet, inet->inet_num);
@@ -119,7 +118,7 @@ static int ping_v6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
fl6.fl6_icmp_code = user_icmph.icmp6_code;
security_sk_classify_flow(sk, flowi6_to_flowi(&fl6));
- ipc6.tclass = np->tclass;
+ ipcm6_init_sk(&ipc6, np);
fl6.flowlabel = ip6_make_flowinfo(ipc6.tclass, fl6.flowlabel);
dst = ip6_sk_dst_lookup_flow(sk, &fl6, daddr, false);
@@ -142,13 +141,11 @@ static int ping_v6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
pfh.family = AF_INET6;
ipc6.hlimit = ip6_sk_dst_hoplimit(np, &fl6, dst);
- ipc6.dontfrag = np->dontfrag;
- ipc6.opt = NULL;
lock_sock(sk);
err = ip6_append_data(sk, ping_getfrag, &pfh, len,
0, &ipc6, &fl6, rt,
- MSG_DONTWAIT, &junk);
+ MSG_DONTWAIT);
if (err) {
ICMP6_INC_STATS(sock_net(sk), rt->rt6i_idev,
diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
index afc307c89d1a..413d98bf24f4 100644
--- a/net/ipv6/raw.c
+++ b/net/ipv6/raw.c
@@ -620,7 +620,7 @@ out:
static int rawv6_send_hdrinc(struct sock *sk, struct msghdr *msg, int length,
struct flowi6 *fl6, struct dst_entry **dstp,
- unsigned int flags)
+ unsigned int flags, const struct sockcm_cookie *sockc)
{
struct ipv6_pinfo *np = inet6_sk(sk);
struct net *net = sock_net(sk);
@@ -650,6 +650,7 @@ static int rawv6_send_hdrinc(struct sock *sk, struct msghdr *msg, int length,
skb->protocol = htons(ETH_P_IPV6);
skb->priority = sk->sk_priority;
skb->mark = sk->sk_mark;
+ skb->tstamp = sockc->transmit_time;
skb_dst_set(skb, &rt->dst);
*dstp = NULL;
@@ -766,7 +767,6 @@ static int rawv6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
struct dst_entry *dst = NULL;
struct raw6_frag_vec rfv;
struct flowi6 fl6;
- struct sockcm_cookie sockc;
struct ipcm6_cookie ipc6;
int addr_len = msg->msg_namelen;
u16 proto;
@@ -790,10 +790,8 @@ static int rawv6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
fl6.flowi6_mark = sk->sk_mark;
fl6.flowi6_uid = sk->sk_uid;
- ipc6.hlimit = -1;
- ipc6.tclass = -1;
- ipc6.dontfrag = -1;
- ipc6.opt = NULL;
+ ipcm6_init(&ipc6);
+ ipc6.sockc.tsflags = sk->sk_tsflags;
if (sin6) {
if (addr_len < SIN6_LEN_RFC2133)
@@ -847,14 +845,13 @@ static int rawv6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
if (fl6.flowi6_oif == 0)
fl6.flowi6_oif = sk->sk_bound_dev_if;
- sockc.tsflags = sk->sk_tsflags;
if (msg->msg_controllen) {
opt = &opt_space;
memset(opt, 0, sizeof(struct ipv6_txoptions));
opt->tot_len = sizeof(struct ipv6_txoptions);
ipc6.opt = opt;
- err = ip6_datagram_send_ctl(sock_net(sk), sk, msg, &fl6, &ipc6, &sockc);
+ err = ip6_datagram_send_ctl(sock_net(sk), sk, msg, &fl6, &ipc6);
if (err < 0) {
fl6_sock_release(flowlabel);
return err;
@@ -921,13 +918,14 @@ static int rawv6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
back_from_confirm:
if (inet->hdrincl)
- err = rawv6_send_hdrinc(sk, msg, len, &fl6, &dst, msg->msg_flags);
+ err = rawv6_send_hdrinc(sk, msg, len, &fl6, &dst,
+ msg->msg_flags, &ipc6.sockc);
else {
ipc6.opt = opt;
lock_sock(sk);
err = ip6_append_data(sk, raw6_getfrag, &rfv,
len, 0, &ipc6, &fl6, (struct rt6_info *)dst,
- msg->msg_flags, &sockc);
+ msg->msg_flags);
if (err)
ip6_flush_pending_frames(sk);
diff --git a/net/ipv6/seg6.c b/net/ipv6/seg6.c
index 0fdf2a55e746..8d0ba757a46c 100644
--- a/net/ipv6/seg6.c
+++ b/net/ipv6/seg6.c
@@ -17,6 +17,7 @@
#include <linux/net.h>
#include <linux/in6.h>
#include <linux/slab.h>
+#include <linux/rhashtable.h>
#include <net/ipv6.h>
#include <net/protocol.h>
diff --git a/net/ipv6/seg6_hmac.c b/net/ipv6/seg6_hmac.c
index 558fe8cc6d43..8546f94f30d4 100644
--- a/net/ipv6/seg6_hmac.c
+++ b/net/ipv6/seg6_hmac.c
@@ -22,6 +22,7 @@
#include <linux/icmpv6.h>
#include <linux/mroute6.h>
#include <linux/slab.h>
+#include <linux/rhashtable.h>
#include <linux/netfilter.h>
#include <linux/netfilter_ipv6.h>
diff --git a/net/ipv6/tcpv6_offload.c b/net/ipv6/tcpv6_offload.c
index 278e49cd67d4..e72947c99454 100644
--- a/net/ipv6/tcpv6_offload.c
+++ b/net/ipv6/tcpv6_offload.c
@@ -15,8 +15,8 @@
#include <net/ip6_checksum.h>
#include "ip6_offload.h"
-static struct sk_buff **tcp6_gro_receive(struct sk_buff **head,
- struct sk_buff *skb)
+static struct sk_buff *tcp6_gro_receive(struct list_head *head,
+ struct sk_buff *skb)
{
/* Don't bother verifying checksum if we're going to flush anyway. */
if (!NAPI_GRO_CB(skb)->flush &&
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index e6645cae403e..f6b96956a8ed 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -1141,13 +1141,10 @@ int udpv6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
int err;
int is_udplite = IS_UDPLITE(sk);
int (*getfrag)(void *, char *, int, int, int, struct sk_buff *);
- struct sockcm_cookie sockc;
- ipc6.hlimit = -1;
- ipc6.tclass = -1;
- ipc6.dontfrag = -1;
+ ipcm6_init(&ipc6);
ipc6.gso_size = up->gso_size;
- sockc.tsflags = sk->sk_tsflags;
+ ipc6.sockc.tsflags = sk->sk_tsflags;
/* destination address check */
if (sin6) {
@@ -1282,7 +1279,7 @@ do_udp_sendmsg:
err = udp_cmsg_send(sk, msg, &ipc6.gso_size);
if (err > 0)
err = ip6_datagram_send_ctl(sock_net(sk), sk, msg, &fl6,
- &ipc6, &sockc);
+ &ipc6);
if (err < 0) {
fl6_sock_release(flowlabel);
return err;
@@ -1376,7 +1373,7 @@ back_from_confirm:
skb = ip6_make_skb(sk, getfrag, msg, ulen,
sizeof(struct udphdr), &ipc6,
&fl6, (struct rt6_info *)dst,
- msg->msg_flags, &cork, &sockc);
+ msg->msg_flags, &cork);
err = PTR_ERR(skb);
if (!IS_ERR_OR_NULL(skb))
err = udp_v6_send_skb(skb, &fl6, &cork.base);
@@ -1402,7 +1399,7 @@ do_append_data:
up->len += ulen;
err = ip6_append_data(sk, getfrag, msg, ulen, sizeof(struct udphdr),
&ipc6, &fl6, (struct rt6_info *)dst,
- corkreq ? msg->msg_flags|MSG_MORE : msg->msg_flags, &sockc);
+ corkreq ? msg->msg_flags|MSG_MORE : msg->msg_flags);
if (err)
udp_v6_flush_pending_frames(sk);
else if (!corkreq)
diff --git a/net/ipv6/udp_offload.c b/net/ipv6/udp_offload.c
index 03a2ff3fe1e6..95dee9ca8d22 100644
--- a/net/ipv6/udp_offload.c
+++ b/net/ipv6/udp_offload.c
@@ -114,8 +114,8 @@ out:
return segs;
}
-static struct sk_buff **udp6_gro_receive(struct sk_buff **head,
- struct sk_buff *skb)
+static struct sk_buff *udp6_gro_receive(struct list_head *head,
+ struct sk_buff *skb)
{
struct udphdr *uh = udp_gro_udphdr(skb);
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