From: Peter Maydell <peter.maydell@linaro.org>
Date: Thu, 9 Apr 2015 11:05:00 +0000 (+0100)
Subject: Merge remote-tracking branch 'remotes/stefanha/tags/block-pull-request' into staging
X-Git-Tag: TizenStudio_2.0_p2.3.2~208^2~245
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=a6f2cb037a82fb8679e70e175cfbc879dd829e06;p=sdk%2Femulator%2Fqemu.git

Merge remote-tracking branch 'remotes/stefanha/tags/block-pull-request' into staging

# gpg: Signature made Thu Apr  9 10:55:11 2015 BST using RSA key ID 81AB73C8
# gpg: Good signature from "Stefan Hajnoczi <stefanha@redhat.com>"
# gpg:                 aka "Stefan Hajnoczi <stefanha@gmail.com>"

* remotes/stefanha/tags/block-pull-request:
  block/iscsi: handle zero events from iscsi_which_events
  aio: strengthen memory barriers for bottom half scheduling
  virtio-blk: correctly dirty guest memory
  qcow2: Fix header update with overridden backing file

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
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a6f2cb037a82fb8679e70e175cfbc879dd829e06