diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/bridge/br.c | 11 | ||||
| -rw-r--r-- | net/bridge/br_fdb.c | 22 | ||||
| -rw-r--r-- | net/bridge/br_private.h | 5 |
3 files changed, 35 insertions, 3 deletions
diff --git a/net/bridge/br.c b/net/bridge/br.c index 96d209c..1407d1b 100644 --- a/net/bridge/br.c +++ b/net/bridge/br.c @@ -142,8 +142,12 @@ static int br_switchdev_event(struct notifier_block *unused, fdb_info = ptr; err = br_fdb_external_learn_add(br, p, fdb_info->addr, fdb_info->vid); - if (err) + if (err) { err = notifier_from_errno(err); + break; + } + br_fdb_offloaded_set(br, p, fdb_info->addr, + fdb_info->vid); break; case SWITCHDEV_FDB_DEL_TO_BRIDGE: fdb_info = ptr; @@ -152,6 +156,11 @@ static int br_switchdev_event(struct notifier_block *unused, if (err) err = notifier_from_errno(err); break; + case SWITCHDEV_FDB_OFFLOADED: + fdb_info = ptr; + br_fdb_offloaded_set(br, p, fdb_info->addr, + fdb_info->vid); + break; } out: diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c index 26a1dae..fef7872 100644 --- a/net/bridge/br_fdb.c +++ b/net/bridge/br_fdb.c @@ -511,6 +511,7 @@ static struct net_bridge_fdb_entry *fdb_create(struct hlist_head *head, fdb->is_static = is_static; fdb->added_by_user = 0; fdb->added_by_external_learn = 0; + fdb->offloaded = 0; fdb->updated = fdb->used = jiffies; hlist_add_head_rcu(&fdb->hlist, head); } @@ -647,11 +648,16 @@ static int fdb_fill_info(struct sk_buff *skb, const struct net_bridge *br, ndm->ndm_family = AF_BRIDGE; ndm->ndm_pad1 = 0; ndm->ndm_pad2 = 0; - ndm->ndm_flags = fdb->added_by_external_learn ? NTF_EXT_LEARNED : 0; + ndm->ndm_flags = 0; ndm->ndm_type = 0; ndm->ndm_ifindex = fdb->dst ? fdb->dst->dev->ifindex : br->dev->ifindex; ndm->ndm_state = fdb_to_nud(br, fdb); + if (fdb->offloaded) + ndm->ndm_flags |= NTF_OFFLOADED; + if (fdb->added_by_external_learn) + ndm->ndm_flags |= NTF_EXT_LEARNED; + if (nla_put(skb, NDA_LLADDR, ETH_ALEN, &fdb->addr)) goto nla_put_failure; if (nla_put_u32(skb, NDA_MASTER, br->dev->ifindex)) @@ -1123,3 +1129,17 @@ int br_fdb_external_learn_del(struct net_bridge *br, struct net_bridge_port *p, return err; } + +void br_fdb_offloaded_set(struct net_bridge *br, struct net_bridge_port *p, + const unsigned char *addr, u16 vid) +{ + struct net_bridge_fdb_entry *fdb; + + spin_lock_bh(&br->hash_lock); + + fdb = br_fdb_find(br, addr, vid); + if (fdb) + fdb->offloaded = 1; + + spin_unlock_bh(&br->hash_lock); +} diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h index 98410ea..c18682f 100644 --- a/net/bridge/br_private.h +++ b/net/bridge/br_private.h @@ -169,7 +169,8 @@ struct net_bridge_fdb_entry { unsigned char is_local:1, is_static:1, added_by_user:1, - added_by_external_learn:1; + added_by_external_learn:1, + offloaded:1; /* write-heavy members should not affect lookups */ unsigned long updated ____cacheline_aligned_in_smp; @@ -536,6 +537,8 @@ int br_fdb_external_learn_add(struct net_bridge *br, struct net_bridge_port *p, const unsigned char *addr, u16 vid); int br_fdb_external_learn_del(struct net_bridge *br, struct net_bridge_port *p, const unsigned char *addr, u16 vid); +void br_fdb_offloaded_set(struct net_bridge *br, struct net_bridge_port *p, + const unsigned char *addr, u16 vid); /* br_forward.c */ enum br_pkt_type { |
