[09/38] xen: netfront: explicitly generate arp_notify event after migration.

From: Greg KH
Date: Fri Aug 06 2010 - 14:41:34 EST

2.6.35-stable review patch. If anyone has any objections, please let us know.


From: Ian Campbell <Ian.Campbell@xxxxxxxxxx>

commit 592970675c9522bde588b945388c7995c8b51328 upstream.

Use newly introduced netif_notify_peers() method to ensure a gratuitous ARP is
generated after a migration.

Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
Cc: Stephen Hemminger <shemminger@xxxxxxxxxxxxxxxxxxxx>
Cc: Jeremy Fitzhardinge <jeremy@xxxxxxxx>
Cc: David S. Miller <davem@xxxxxxxxxxxxx>
Cc: netdev@xxxxxxxxxxxxxxx
Cc: xen-devel@xxxxxxxxxxxxxxxxxxx
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>

drivers/net/xen-netfront.c | 1 +
1 file changed, 1 insertion(+)

--- a/drivers/net/xen-netfront.c
+++ b/drivers/net/xen-netfront.c
@@ -1621,6 +1621,7 @@ static void backend_changed(struct xenbu
if (xennet_connect(netdev) != 0)
xenbus_switch_state(dev, XenbusStateConnected);
+ netif_notify_peers(netdev);

case XenbusStateClosing:

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