From 99606477a5888b0ead0284fecb13417b1da8e3af Mon Sep 17 00:00:00 2001 From: Ben Hutchings Date: Fri, 15 Apr 2011 13:46:49 +0000 Subject: [PATCH] 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 Signed-off-by: David S. Miller --- net/8021q/vlan.c | 11 +++++++++++ 1 file changed, 11 insertions(+) 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: -- 2.20.1