diff options
| author | Michał Mirosław <mirq-linux@rere.qmqm.pl> | 2011-04-22 08:31:16 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-04-28 22:33:08 +0200 |
| commit | c4d27ef957cd9261c0bc8488edaf8390e412cd35 (patch) | |
| tree | f8e263ca9a1842803a2265bffd5eaa3e5b3d9660 /net/bridge/br_if.c | |
| parent | net: fix netdev_increment_features() (diff) | |
| download | linux-c4d27ef957cd9261c0bc8488edaf8390e412cd35.tar.xz linux-c4d27ef957cd9261c0bc8488edaf8390e412cd35.zip | |
bridge: convert br_features_recompute() to ndo_fix_features
Note: netdev_update_features() needs only rtnl_lock as br->port_list
is only changed while holding it.
Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/bridge/br_if.c')
| -rw-r--r-- | net/bridge/br_if.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c index 7f5379c593d9..1156460773dc 100644 --- a/net/bridge/br_if.c +++ b/net/bridge/br_if.c @@ -291,15 +291,15 @@ int br_min_mtu(const struct net_bridge *br) /* * Recomputes features using slave's features */ -void br_features_recompute(struct net_bridge *br) +u32 br_features_recompute(struct net_bridge *br, u32 features) { struct net_bridge_port *p; - u32 features, mask; + u32 mask; - features = mask = br->feature_mask; if (list_empty(&br->port_list)) - goto done; + return features; + mask = features; features &= ~NETIF_F_ONE_FOR_ALL; list_for_each_entry(p, &br->port_list, list) { @@ -307,8 +307,7 @@ void br_features_recompute(struct net_bridge *br) p->dev->features, mask); } -done: - br->dev->features = netdev_fix_features(br->dev, features); + return features; } /* called with RTNL */ @@ -373,9 +372,10 @@ int br_add_if(struct net_bridge *br, struct net_device *dev) list_add_rcu(&p->list, &br->port_list); + netdev_update_features(br->dev); + spin_lock_bh(&br->lock); changed_addr = br_stp_recalculate_bridge_id(br); - br_features_recompute(br); if ((dev->flags & IFF_UP) && netif_carrier_ok(dev) && (br->dev->flags & IFF_UP)) @@ -423,9 +423,10 @@ int br_del_if(struct net_bridge *br, struct net_device *dev) spin_lock_bh(&br->lock); br_stp_recalculate_bridge_id(br); - br_features_recompute(br); spin_unlock_bh(&br->lock); + netdev_update_features(br->dev); + return 0; } |