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Message-Id: <1296441970-9098-1-git-send-email-tm@tao.ma>
Date: Mon, 31 Jan 2011 10:46:10 +0800
From: Tao Ma <tm@....ma>
To: linux-kernel@...r.kernel.org
Cc: Christoph Hellwig <hch@....de>, Jiri Kosina <jkosina@...e.cz>
Subject: [PATCH] block/trivial: Remove barrier comment in blkdev_issue_zeroout.
From: Tao Ma <boyu.mt@...bao.com>
barrier action is removed from blkdev_issue_zeroout, so
remove the corresponding comment.
Cc: Christoph Hellwig <hch@....de>
Cc: Jiri Kosina <jkosina@...e.cz>
Signed-off-by: Tao Ma <boyu.mt@...bao.com>
---
block/blk-lib.c | 2 --
1 files changed, 0 insertions(+), 2 deletions(-)
diff --git a/block/blk-lib.c b/block/blk-lib.c
index 1a320d2..55da8bd 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,
--
1.6.3.GIT
--
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