From: Matt Rushton <mrushton@amazon.com>
Date: Tue, 4 Feb 2014 10:26:12 +0000 (+0100)
Subject: xen-blkback: fix memory leak when persistent grants are used
X-Git-Tag: v3.14-rc3~22^2~5^2~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2ed22e3c3bec5b92b9aba4afdef0cc5e6d859a11;p=pandora-kernel.git

xen-blkback: fix memory leak when persistent grants are used

Currently shrink_free_pagepool() is called before the pages used for
persistent grants are released via free_persistent_gnts(). This
results in a memory leak when a VBD that uses persistent grants is
torn down.

Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: "Roger Pau Monné" <roger.pau@citrix.com>
Cc: Ian Campbell <Ian.Campbell@citrix.com>
Reviewed-by: David Vrabel <david.vrabel@citrix.com>
Cc: linux-kernel@vger.kernel.org
Cc: xen-devel@lists.xen.org
Cc: Anthony Liguori <aliguori@amazon.com>
Signed-off-by: Matt Rushton <mrushton@amazon.com>
Signed-off-by: Matt Wilson <msw@amazon.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
---

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