block: remove obsolete comments for blkdev_issue_zeroout.
authorTao Ma <boyu.mt@taobao.com>
Fri, 11 Mar 2011 19:13:54 +0000 (20:13 +0100)
committerJens Axboe <jaxboe@fusionio.com>
Fri, 11 Mar 2011 19:13:54 +0000 (20:13 +0100)
barrier is already removed, so remove the obsolete comments
in blkdev_issue_zeroout.

Cc: Jens Axboe <jaxboe@fusionio.com>
Signed-off-by: Tao Ma <boyu.mt@taobao.com>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>

No differences found