From: Tejun Heo <tj@kernel.org>
Date: Thu, 23 Apr 2009 02:05:18 +0000 (+0900)
Subject: block: cleanup REQ_SOFTBARRIER usages
X-Git-Tag: v2.6.31-rc1~389^2~119
X-Git-Url: http://ftp.safe.ca/?p=safe%2Fjmp%2Flinux-2.6;a=commitdiff_plain;h=10732f5661fb7adf62e20733b0030fc0fc93b0c4

block: cleanup REQ_SOFTBARRIER usages

blk_insert_request() doesn't need to worry about REQ_SOFTBARRIER.
Don't set it.  Combined with recent ide updates, REQ_SOFTBARRIER is
now only used in elevator proper and for discard requests.

[ Impact: cleanup ]

Signed-off-by: Tejun Heo <tj@kernel.org>
---

diff --git a/block/blk-core.c b/block/blk-core.c
index 7e0fab5..cf10dfc 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -946,7 +946,6 @@ void blk_insert_request(struct request_queue *q, struct request *rq,
 	 * barrier
 	 */
 	rq->cmd_type = REQ_TYPE_SPECIAL;
-	rq->cmd_flags |= REQ_SOFTBARRIER;
 
 	rq->special = data;