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authorBen Hutchings <bhutchings@solarflare.com>2011-04-15 13:46:49 +0000
committerDavid S. Miller <davem@davemloft.net>2011-04-17 23:35:16 -0700
commit99606477a5888b0ead0284fecb13417b1da8e3af (patch)
tree7d5084ad6849034fd7676032d2f6868c7a6b48d1
parentf47b94646f30529624c82ab0f9cd5bd3f25ef9d2 (diff)
downloadlinux-99606477a5888b0ead0284fecb13417b1da8e3af.tar.bz2
vlan: Propagate NETDEV_NOTIFY_PEERS notifier
The NETDEV_NOTIFY_PEERS notifier indicates that a device moved to a different physical link; this also applies to any VLAN devices on top of it. Signed-off-by: Ben Hutchings <bhutchings@solarflare.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/8021q/vlan.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/net/8021q/vlan.c b/net/8021q/vlan.c
index 14ef5efbc653..b2ff70fcf8ea 100644
--- a/net/8021q/vlan.c
+++ b/net/8021q/vlan.c
@@ -499,6 +499,17 @@ static int vlan_device_event(struct notifier_block *unused, unsigned long event,
case NETDEV_PRE_TYPE_CHANGE:
/* Forbid underlaying device to change its type. */
return NOTIFY_BAD;
+
+ case NETDEV_NOTIFY_PEERS:
+ /* Propagate to vlan devices */
+ for (i = 0; i < VLAN_N_VID; i++) {
+ vlandev = vlan_group_get_device(grp, i);
+ if (!vlandev)
+ continue;
+
+ call_netdevice_notifiers(NETDEV_NOTIFY_PEERS, vlandev);
+ }
+ break;
}
out: