From: Tao Ma <boyu.mt@taobao.com>
Date: Fri, 11 Mar 2011 19:13:54 +0000 (+0100)
Subject: block: remove obsolete comments for blkdev_issue_zeroout.
X-Git-Tag: firefly_0821_release~7613^2~1808^2~18
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=eba2ed9c9636d9e7ed203a2498ed230b48341709;p=firefly-linux-kernel-4.4.55.git

block: remove obsolete comments for blkdev_issue_zeroout.

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>
---

diff --git a/block/blk-lib.c b/block/blk-lib.c
index eec78becb355..cb56c4e5b494 100644
--- a/block/blk-lib.c
+++ b/block/blk-lib.c
@@ -140,8 +140,6 @@ static void bio_batch_end_io(struct bio *bio, int err)
  *
  * Description:
  *  Generate and issue number of bios with zerofiled pages.
- *  Send barrier at the beginning and at the end if requested. This guarantie
- *  correct request ordering. Empty barrier allow us to avoid post queue flush.
  */
 
 int blkdev_issue_zeroout(struct block_device *bdev, sector_t sector,