From: Dave Chinner <david@fromorbit.com>
Date: Mon, 11 Jan 2010 11:45:21 +0000 (+0000)
Subject: xfs: fix stale inode flush avoidance
X-Git-Tag: v2.6.33-rc5~22^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4b6a46882cca8349e8942e2650c33b11bc571c92;p=pandora-kernel.git

xfs: fix stale inode flush avoidance

When reclaiming stale inodes, we need to guarantee that inodes are
unpinned before returning with a "clean" status. If we don't we can
reclaim inodes that are pinned, leading to use after free in the
transaction subsystem as transactions complete.

Signed-off-by: Dave Chinner <david@fromorbit.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Alex Elder <aelder@sgi.com>
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