From: Yan, Zheng <zheng.yan@oracle.com>
Date: Thu, 4 Feb 2010 08:46:56 +0000 (+0000)
Subject: Btrfs: fix race between allocate and release extent buffer.
X-Git-Tag: v2.6.33-rc7~9^2~5
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f044ba7835b84e69c68b620ca8fa27e5ef67759d;p=pandora-kernel.git

Btrfs: fix race between allocate and release extent buffer.

Increase extent buffer's reference count while holding the lock.
Otherwise it can race with try_release_extent_buffer.

Signed-off-by: Yan Zheng <zheng.yan@oracle.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
---

Reading git-diff-tree failed