From: Amit Shah <amit.shah@redhat.com>
Date: Thu, 22 Dec 2011 11:28:30 +0000 (+0530)
Subject: virtio: blk: Add freeze, restore handlers to support S4
X-Git-Tag: v3.3-rc1~85^2~8
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f8fb5bc23a50a5398aa31a4e8c6dbbef53d2dec6;p=pandora-kernel.git

virtio: blk: Add freeze, restore handlers to support S4

Delete the vq and flush any pending requests from the block queue on the
freeze callback to prepare for hibernation.

Re-create the vq in the restore callback to resume normal function.

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