Patch "net: Resend IGMP memberships upon peer notification." has been added to the 3.18-stable tree

Patch "net: Resend IGMP memberships upon peer notification." has been added to the 3.18-stable tree

[gregkh]

This is a note to let you know that I've just added the patch titled

    net: Resend IGMP memberships upon peer notification.

to the 3.18-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     net-resend-igmp-memberships-upon-peer-notification.patch
and it can be found in the queue-3.18 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


>From foo@baz Mon Dec 18 15:03:25 CET 2017
From: Vlad Yasevich <vyasevich@gmail.com>
Date: Tue, 14 Mar 2017 08:58:08 -0400
Subject: net: Resend IGMP memberships upon peer notification.

From: Vlad Yasevich <vyasevich@gmail.com>


[ Upstream commit 37c343b4f4e70e9dc328ab04903c0ec8d154c1a4 ]

When we notify peers of potential changes,  it's also good to update
IGMP memberships.  For example, during VM migration, updating IGMP
memberships will redirect existing multicast streams to the VM at the
new location.

Signed-off-by: Vladislav Yasevich <vyasevic@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 net/core/dev.c |    1 +
 1 file changed, 1 insertion(+)

--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -1248,6 +1248,7 @@ void netdev_notify_peers(struct net_devi
 {
 	rtnl_lock();
 	call_netdevice_notifiers(NETDEV_NOTIFY_PEERS, dev);
+	call_netdevice_notifiers(NETDEV_RESEND_IGMP, dev);
 	rtnl_unlock();
 }
 EXPORT_SYMBOL(netdev_notify_peers);


Patches currently in stable-queue which might be from vyasevich@gmail.com are

queue-3.18/net-resend-igmp-memberships-upon-peer-notification.patch