[PATCH] block/trivial: Remove barrier comment in blkdev_issue_zeroout.

From: Tao Ma
Date: Sun Jan 30 2011 - 21:46:34 EST


From: Tao Ma <boyu.mt@xxxxxxxxxx>

barrier action is removed from blkdev_issue_zeroout, so
remove the corresponding comment.

Cc: Christoph Hellwig <hch@xxxxxx>
Cc: Jiri Kosina <jkosina@xxxxxxx>
Signed-off-by: Tao Ma <boyu.mt@xxxxxxxxxx>
---
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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