diff options
Diffstat (limited to 'net/bridge/br_fdb.c')
-rw-r--r-- | net/bridge/br_fdb.c | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c index 9203d5a..fe124e5 100644 --- a/net/bridge/br_fdb.c +++ b/net/bridge/br_fdb.c @@ -874,3 +874,59 @@ int br_fdb_delete(struct ndmsg *ndm, struct nlattr *tb[], out: return err; } + +int br_fdb_sync_static(struct net_bridge *br, struct net_bridge_port *p) +{ + struct net_bridge_fdb_entry *fdb, *tmp; + int i; + int err; + + ASSERT_RTNL(); + + for (i = 0; i < BR_HASH_SIZE; i++) { + hlist_for_each_entry(fdb, &br->hash[i], hlist) { + /* We only care for static entries */ + if (!fdb->is_static) + continue; + + err = dev_uc_add(p->dev, fdb->addr.addr); + if (err) + goto rollback; + } + } + return 0; + +rollback: + for (i = 0; i < BR_HASH_SIZE; i++) { + hlist_for_each_entry(tmp, &br->hash[i], hlist) { + /* If we reached the fdb that failed, we can stop */ + if (tmp == fdb) + break; + + /* We only care for static entries */ + if (!tmp->is_static) + continue; + + dev_uc_del(p->dev, tmp->addr.addr); + } + } + return err; +} + +void br_fdb_unsync_static(struct net_bridge *br, struct net_bridge_port *p) +{ + struct net_bridge_fdb_entry *fdb; + int i; + + ASSERT_RTNL(); + + for (i = 0; i < BR_HASH_SIZE; i++) { + hlist_for_each_entry_rcu(fdb, &br->hash[i], hlist) { + /* We only care for static entries */ + if (!fdb->is_static) + continue; + + dev_uc_del(p->dev, fdb->addr.addr); + } + } +} |