diff options
author | Nikolay Aleksandrov <nikolay@cumulusnetworks.com> | 2019-10-29 13:45:58 +0200 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2019-10-29 18:12:49 -0700 |
commit | d38c6e3db0c4314efadf53ddcf98345a4b115f31 (patch) | |
tree | dad8259f973cfb8157d43181a0b77b51df2a44fe /net | |
parent | b5cd9f7c42480ede119a390607a9dbe6263f6795 (diff) | |
download | linux-d38c6e3db0c4314efadf53ddcf98345a4b115f31.tar.bz2 |
net: bridge: fdb: convert offloaded to use bitops
Convert the offloaded field to a flag and use bitops.
Signed-off-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r-- | net/bridge/br_fdb.c | 9 | ||||
-rw-r--r-- | net/bridge/br_private.h | 2 | ||||
-rw-r--r-- | net/bridge/br_switchdev.c | 6 |
3 files changed, 9 insertions, 8 deletions
diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c index 83d6be3f87f1..d4f6b398303d 100644 --- a/net/bridge/br_fdb.c +++ b/net/bridge/br_fdb.c @@ -506,7 +506,6 @@ static struct net_bridge_fdb_entry *fdb_create(struct net_bridge *br, set_bit(BR_FDB_LOCAL, &fdb->flags); if (is_static) set_bit(BR_FDB_STATIC, &fdb->flags); - fdb->offloaded = 0; fdb->updated = fdb->used = jiffies; if (rhashtable_lookup_insert_fast(&br->fdb_hash_tbl, &fdb->rhnode, @@ -656,7 +655,7 @@ static int fdb_fill_info(struct sk_buff *skb, const struct net_bridge *br, ndm->ndm_ifindex = fdb->dst ? fdb->dst->dev->ifindex : br->dev->ifindex; ndm->ndm_state = fdb_to_nud(br, fdb); - if (fdb->offloaded) + if (test_bit(BR_FDB_OFFLOADED, &fdb->flags)) ndm->ndm_flags |= NTF_OFFLOADED; if (test_bit(BR_FDB_ADDED_BY_EXT_LEARN, &fdb->flags)) ndm->ndm_flags |= NTF_EXT_LEARNED; @@ -1188,8 +1187,8 @@ void br_fdb_offloaded_set(struct net_bridge *br, struct net_bridge_port *p, spin_lock_bh(&br->hash_lock); fdb = br_fdb_find(br, addr, vid); - if (fdb) - fdb->offloaded = offloaded; + if (fdb && offloaded != test_bit(BR_FDB_OFFLOADED, &fdb->flags)) + change_bit(BR_FDB_OFFLOADED, &fdb->flags); spin_unlock_bh(&br->hash_lock); } @@ -1208,7 +1207,7 @@ void br_fdb_clear_offload(const struct net_device *dev, u16 vid) spin_lock_bh(&p->br->hash_lock); hlist_for_each_entry(f, &p->br->fdb_list, fdb_node) { if (f->dst == p && f->key.vlan_id == vid) - f->offloaded = 0; + clear_bit(BR_FDB_OFFLOADED, &f->flags); } spin_unlock_bh(&p->br->hash_lock); } diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h index cf325177a34e..f4754bf7f4bd 100644 --- a/net/bridge/br_private.h +++ b/net/bridge/br_private.h @@ -179,6 +179,7 @@ enum { BR_FDB_STICKY, BR_FDB_ADDED_BY_USER, BR_FDB_ADDED_BY_EXT_LEARN, + BR_FDB_OFFLOADED, }; struct net_bridge_fdb_key { @@ -193,7 +194,6 @@ struct net_bridge_fdb_entry { struct net_bridge_fdb_key key; struct hlist_node fdb_node; unsigned long flags; - unsigned char offloaded:1; /* write-heavy members should not affect lookups */ unsigned long updated ____cacheline_aligned_in_smp; diff --git a/net/bridge/br_switchdev.c b/net/bridge/br_switchdev.c index 5010fbf74778..015209bf44aa 100644 --- a/net/bridge/br_switchdev.c +++ b/net/bridge/br_switchdev.c @@ -131,7 +131,8 @@ br_switchdev_fdb_notify(const struct net_bridge_fdb_entry *fdb, int type) fdb->dst->dev, test_bit(BR_FDB_ADDED_BY_USER, &fdb->flags), - fdb->offloaded); + test_bit(BR_FDB_OFFLOADED, + &fdb->flags)); break; case RTM_NEWNEIGH: br_switchdev_fdb_call_notifiers(true, fdb->key.addr.addr, @@ -139,7 +140,8 @@ br_switchdev_fdb_notify(const struct net_bridge_fdb_entry *fdb, int type) fdb->dst->dev, test_bit(BR_FDB_ADDED_BY_USER, &fdb->flags), - fdb->offloaded); + test_bit(BR_FDB_OFFLOADED, + &fdb->flags)); break; } } |