From: Theodore Ts'o <tytso@mit.edu>
Date: Mon, 23 Nov 2009 12:24:57 +0000 (-0500)
Subject: ext4: avoid issuing unnecessary barriers
X-Git-Tag: v2.6.33-rc1~330^2~30
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6b17d902fdd241adfa4ce780df20547b28bf5801;p=pandora-kernel.git

ext4: avoid issuing unnecessary barriers

We don't to issue an I/O barrier on an error or if we force commit
because we are doing data journaling.

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Cc: Jan Kara <jack@suse.cz>
Cc: stable@kernel.org
---

Reading git-diff-tree failed