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geneve/vxlan: offload ports on register/unregister events 

This improves consistency of handling when moving a netdev to another
netns. Most drivers currently do a full reset when the device goes up,
so that will flush the offload state anyway.

Signed-off-by: Sabrina Dubroca <sd@queasysnail.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
hifive-unleashed-5.1
Sabrina Dubroca 2017-07-21 12:49:33 +02:00 committed by David S. Miller
parent 2d2b13fcff
commit 04584957b5
2 changed files with 13 additions and 4 deletions
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7
drivers/net/geneve.c
View File

@ -1567,8 +1567,13 @@ static int geneve_netdevice_event(struct notifier_block *unused,
struct net_device *dev = netdev_notifier_info_to_dev(ptr);
if (event == NETDEV_UDP_TUNNEL_PUSH_INFO ||
event == NETDEV_UDP_TUNNEL_DROP_INFO)
event == NETDEV_UDP_TUNNEL_DROP_INFO) {
geneve_offload_rx_ports(dev, event == NETDEV_UDP_TUNNEL_PUSH_INFO);
} else if (event == NETDEV_UNREGISTER) {
geneve_offload_rx_ports(dev, false);
} else if (event == NETDEV_REGISTER) {
geneve_offload_rx_ports(dev, true);
}
return NOTIFY_DONE;
}

10
drivers/net/vxlan.c
View File

@ -3638,11 +3638,15 @@ static int vxlan_netdevice_event(struct notifier_block *unused,
struct net_device *dev = netdev_notifier_info_to_dev(ptr);
struct vxlan_net *vn = net_generic(dev_net(dev), vxlan_net_id);
if (event == NETDEV_UNREGISTER)
if (event == NETDEV_UNREGISTER) {
vxlan_offload_rx_ports(dev, false);
vxlan_handle_lowerdev_unregister(vn, dev);
else if (event == NETDEV_UDP_TUNNEL_PUSH_INFO ||
event == NETDEV_UDP_TUNNEL_DROP_INFO)
} else if (event == NETDEV_REGISTER) {
vxlan_offload_rx_ports(dev, true);
} else if (event == NETDEV_UDP_TUNNEL_PUSH_INFO ||
event == NETDEV_UDP_TUNNEL_DROP_INFO) {
vxlan_offload_rx_ports(dev, event == NETDEV_UDP_TUNNEL_PUSH_INFO);
}
return NOTIFY_DONE;
}