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authorNikolay Aleksandrov <nikolay@cumulusnetworks.com>2019-10-29 13:45:55 +0200
committerDavid S. Miller <davem@davemloft.net>2019-10-29 18:12:49 -0700
commite0458d9a733ba71a2821d0c3fc0745baac697db0 (patch)
tree7ed1a32088e10eff326090037eb87abeb0cbca87 /net/bridge
parent29e63fffd666f1945756882d4b02bc7bec132101 (diff)
downloadlinux-e0458d9a733ba71a2821d0c3fc0745baac697db0.tar.gz
net: bridge: fdb: convert is_sticky to bitops
Straight-forward convert of the is_sticky field to bitops. Signed-off-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/bridge')
-rw-r--r--net/bridge/br_fdb.c12
-rw-r--r--net/bridge/br_private.h4
2 files changed, 8 insertions, 8 deletions
diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c
index 1c890e2d694b..3645c1172b50 100644
--- a/net/bridge/br_fdb.c
+++ b/net/bridge/br_fdb.c
@@ -509,7 +509,6 @@ static struct net_bridge_fdb_entry *fdb_create(struct net_bridge *br,
fdb->added_by_user = 0;
fdb->added_by_external_learn = 0;
fdb->offloaded = 0;
- fdb->is_sticky = 0;
fdb->updated = fdb->used = jiffies;
if (rhashtable_lookup_insert_fast(&br->fdb_hash_tbl,
&fdb->rhnode,
@@ -590,7 +589,8 @@ void br_fdb_update(struct net_bridge *br, struct net_bridge_port *source,
unsigned long now = jiffies;
/* fastpath: update of existing entry */
- if (unlikely(source != fdb->dst && !fdb->is_sticky)) {
+ if (unlikely(source != fdb->dst &&
+ !test_bit(BR_FDB_STICKY, &fdb->flags))) {
fdb->dst = source;
fdb_modified = true;
/* Take over HW learned entry */
@@ -662,7 +662,7 @@ static int fdb_fill_info(struct sk_buff *skb, const struct net_bridge *br,
ndm->ndm_flags |= NTF_OFFLOADED;
if (fdb->added_by_external_learn)
ndm->ndm_flags |= NTF_EXT_LEARNED;
- if (fdb->is_sticky)
+ if (test_bit(BR_FDB_STICKY, &fdb->flags))
ndm->ndm_flags |= NTF_STICKY;
if (nla_put(skb, NDA_LLADDR, ETH_ALEN, &fdb->key.addr))
@@ -809,7 +809,7 @@ static int fdb_add_entry(struct net_bridge *br, struct net_bridge_port *source,
const u8 *addr, u16 state, u16 flags, u16 vid,
u8 ndm_flags)
{
- u8 is_sticky = !!(ndm_flags & NTF_STICKY);
+ bool is_sticky = !!(ndm_flags & NTF_STICKY);
struct net_bridge_fdb_entry *fdb;
bool modified = false;
@@ -866,8 +866,8 @@ static int fdb_add_entry(struct net_bridge *br, struct net_bridge_port *source,
modified = true;
}
- if (is_sticky != fdb->is_sticky) {
- fdb->is_sticky = is_sticky;
+ if (is_sticky != test_bit(BR_FDB_STICKY, &fdb->flags)) {
+ change_bit(BR_FDB_STICKY, &fdb->flags);
modified = true;
}
diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
index c5258fad76e5..296f2f12c232 100644
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -176,6 +176,7 @@ struct net_bridge_vlan_group {
enum {
BR_FDB_LOCAL,
BR_FDB_STATIC,
+ BR_FDB_STICKY,
};
struct net_bridge_fdb_key {
@@ -190,8 +191,7 @@ struct net_bridge_fdb_entry {
struct net_bridge_fdb_key key;
struct hlist_node fdb_node;
unsigned long flags;
- unsigned char is_sticky:1,
- added_by_user:1,
+ unsigned char added_by_user:1,
added_by_external_learn:1,
offloaded:1;