From 0741bcb5584f9e2390ae6261573c4de8314999f2 Mon Sep 17 00:00:00 2001
From: Amit Shah <amit.shah@redhat.com>
Date: Thu, 22 Dec 2011 16:58:33 +0530
Subject: [PATCH] virtio: net: Add freeze, restore handlers to support S4

Remove all the vqs, disable napi and detach from the netdev on
hibernation.

Re-create vqs after restoring from a hibernated image, re-enable napi
and re-attach the netdev.  This keeps networking working across
hibernation.

Signed-off-by: Amit Shah <amit.shah@redhat.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
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