From: Dmitry Monakhov <dmonakhov@openvz.org>
Date: Wed, 26 Sep 2012 03:19:25 +0000 (-0400)
Subject: ext4: fix double unlock buffer mess during fs-resize
X-Git-Tag: v3.7-rc1~91^2~29
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7f1468d1d50d368097ab13596dc08eaba7eace7f;p=pandora-kernel.git

ext4: fix double unlock buffer mess during fs-resize

bh_submit_read() is responsible for unlock bh on endio.  In addition,
we need to use bh_uptodate_or_lock() to avoid races.

Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
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