[037/111] xen: netfront: explicitly generate arp_notify event after migration.

Message ID 20100811235458.910562877@clark.site
State Not Applicable, archived
Delegated to: David Miller
Headers show

Commit Message

gregkh@suse.de Aug. 11, 2010, 11:54 p.m.
2.6.32-stable review patch.  If anyone has any objections, please let us know.


From: Ian Campbell <Ian.Campbell@citrix.com>

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@citrix.com>
Cc: Stephen Hemminger <shemminger@linux-foundation.org>
Cc: Jeremy Fitzhardinge <jeremy@goop.org>
Cc: David S. Miller <davem@davemloft.net>
Cc: netdev@vger.kernel.org
Cc: xen-devel@lists.xensource.com
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

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

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--- a/drivers/net/xen-netfront.c
+++ b/drivers/net/xen-netfront.c
@@ -1619,6 +1619,7 @@  static void backend_changed(struct xenbu
 		if (xennet_connect(netdev) != 0)
 		xenbus_switch_state(dev, XenbusStateConnected);
+		netif_notify_peers(netdev);
 	case XenbusStateClosing: