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From: Greg KH <gregkh@suse.de>
To: linux-kernel@vger.kernel.org, stable@kernel.org
Cc: Jeremy Fitzhardinge <jeremy@goop.org>,
	xen-devel@lists.xensource.com,
	Ian Campbell <ian.campbell@citrix.com>,
	torvalds@linux-foundation.org,
	"David S. Miller" <davem@davemloft.net>,
	netdev@vger.kernel.org, akpm@linux-foundation.org,
	Stephen Hemminger <shemminger@linux-foundation.org>,
	stable-review@kernel.org, alan@lxorguk.ukuu.org.uk
Subject: [09/38] xen: netfront: explicitly generate arp_notify event after migration.
Date: Fri, 06 Aug 2010 11:30:30 -0700	[thread overview]
Message-ID: <20100806183200.858950407@clark.site> (raw)
In-Reply-To: <20100806183250.GA23019@kroah.com>

2.6.35-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(+)

--- 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)
 			break;
 		xenbus_switch_state(dev, XenbusStateConnected);
+		netif_notify_peers(netdev);
 		break;
 
 	case XenbusStateClosing:

  parent reply	other threads:[~2010-08-06 18:30 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20100806183250.GA23019@kroah.com>
2010-08-06 18:30 ` [08/38] arp_notify: allow drivers to explicitly request a notification event Greg KH
2010-08-06 18:30 ` Greg KH [this message]
2010-08-10 13:07   ` [09/38] xen: netfront: explicitly generate arp_notify event after migration Ian Campbell
2010-08-11 19:43     ` Greg KH

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