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author | Ingo Molnar <mingo@elte.hu> | 2008-06-16 11:23:36 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-06-16 11:23:36 +0200 |
commit | 766d02786ecd22932beeb9ca8bad6d8c5a552ef9 (patch) | |
tree | f6f2df0e35bbea914d1f4d12be6d02f128c73575 /net/8021q | |
parent | 906d882cacecd37ad2fdd03ed2a9b232bcb9507e (diff) | |
parent | 066519068ad2fbe98c7f45552b1f592903a9c8c8 (diff) | |
download | lwn-766d02786ecd22932beeb9ca8bad6d8c5a552ef9.tar.gz lwn-766d02786ecd22932beeb9ca8bad6d8c5a552ef9.zip |
Merge branch 'linus' into core/rcu
Diffstat (limited to 'net/8021q')
-rw-r--r-- | net/8021q/vlan.c | 28 | ||||
-rw-r--r-- | net/8021q/vlan_dev.c | 2 |
2 files changed, 27 insertions, 3 deletions
diff --git a/net/8021q/vlan.c b/net/8021q/vlan.c index e7ddbfa0e02f..08f14f6c5fd6 100644 --- a/net/8021q/vlan.c +++ b/net/8021q/vlan.c @@ -383,6 +383,18 @@ static void vlan_sync_address(struct net_device *dev, memcpy(vlan->real_dev_addr, dev->dev_addr, ETH_ALEN); } +static void vlan_transfer_features(struct net_device *dev, + struct net_device *vlandev) +{ + unsigned long old_features = vlandev->features; + + vlandev->features &= ~dev->vlan_features; + vlandev->features |= dev->features & dev->vlan_features; + + if (old_features != vlandev->features) + netdev_features_change(vlandev); +} + static void __vlan_device_event(struct net_device *dev, unsigned long event) { switch (event) { @@ -411,10 +423,8 @@ static int vlan_device_event(struct notifier_block *unused, unsigned long event, int i, flgs; struct net_device *vlandev; - if (is_vlan_dev(dev)) { + if (is_vlan_dev(dev)) __vlan_device_event(dev, event); - goto out; - } grp = __vlan_find_group(dev); if (!grp) @@ -451,6 +461,18 @@ static int vlan_device_event(struct notifier_block *unused, unsigned long event, } break; + case NETDEV_FEAT_CHANGE: + /* Propagate device features to underlying device */ + for (i = 0; i < VLAN_GROUP_ARRAY_LEN; i++) { + vlandev = vlan_group_get_device(grp, i); + if (!vlandev) + continue; + + vlan_transfer_features(dev, vlandev); + } + + break; + case NETDEV_DOWN: /* Put all VLANs for this dev in the down state too. */ for (i = 0; i < VLAN_GROUP_ARRAY_LEN; i++) { diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c index c961f0826005..5d055c242ed8 100644 --- a/net/8021q/vlan_dev.c +++ b/net/8021q/vlan_dev.c @@ -663,6 +663,8 @@ static int vlan_dev_init(struct net_device *dev) (1<<__LINK_STATE_DORMANT))) | (1<<__LINK_STATE_PRESENT); + dev->features |= real_dev->features & real_dev->vlan_features; + /* ipv6 shared card related stuff */ dev->dev_id = real_dev->dev_id; |