From: Kiyoshi Ueda <k-ueda@ct.jp.nec.com>
Date: Wed, 1 Oct 2008 14:13:44 +0000 (-0400)
Subject: block: change elevator to use __blk_end_request()
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=99cd3386f290eaf61f2b7596d5a4cc2007771174;p=openwrt%2Fstaging%2Fblogic.git

block: change elevator to use __blk_end_request()

This patch converts elevator to use __blk_end_request() directly
so that end_{queued|dequeued}_request() can be removed.
Related 'uptodate' arguments is converted to 'error'.

Signed-off-by: Kiyoshi Ueda <k-ueda@ct.jp.nec.com>
Signed-off-by: Jun'ichi Nomura <j-nomura@ce.jp.nec.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
---

diff --git a/block/elevator.c b/block/elevator.c
index 8a74eedc3530..04518921db31 100644
--- a/block/elevator.c
+++ b/block/elevator.c
@@ -754,7 +754,7 @@ struct request *elv_next_request(struct request_queue *q)
 		 * not ever see it.
 		 */
 		if (blk_empty_barrier(rq)) {
-			end_queued_request(rq, 1);
+			__blk_end_request(rq, 0, blk_rq_bytes(rq));
 			continue;
 		}
 		if (!(rq->cmd_flags & REQ_STARTED)) {
@@ -825,7 +825,7 @@ struct request *elv_next_request(struct request_queue *q)
 			break;
 		} else if (ret == BLKPREP_KILL) {
 			rq->cmd_flags |= REQ_QUIET;
-			end_queued_request(rq, 0);
+			__blk_end_request(rq, -EIO, blk_rq_bytes(rq));
 		} else {
 			printk(KERN_ERR "%s: bad return=%d\n", __func__, ret);
 			break;
@@ -922,7 +922,7 @@ void elv_abort_queue(struct request_queue *q)
 		rq = list_entry_rq(q->queue_head.next);
 		rq->cmd_flags |= REQ_QUIET;
 		blk_add_trace_rq(q, rq, BLK_TA_ABORT);
-		end_queued_request(rq, 0);
+		__blk_end_request(rq, -EIO, blk_rq_bytes(rq));
 	}
 }
 EXPORT_SYMBOL(elv_abort_queue);