From: Jens Axboe <jens.axboe@oracle.com>
Date: Tue, 4 Mar 2008 10:47:46 +0000 (+0100)
Subject: block: fix blkdev_issue_flush() not detecting and passing EOPNOTSUPP back
X-Git-Tag: v2.6.25-rc4~98^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=cc66b4512cae8df4ed1635483210aabf7690ec27;p=pandora-kernel.git

block: fix blkdev_issue_flush() not detecting and passing EOPNOTSUPP back

This is important to eg dm, that tries to decide whether to stop using
barriers or not.

Tested as working by Anders Henke <anders.henke@1und1.de>

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
---

Reading git-diff-tree failed