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[dm-devel] [PATCH 03/27] blk_end_request: changing block layer core (take 2)



This patch converts core parts of block layer to use blk_end_request().

Signed-off-by: Kiyoshi Ueda <k-ueda ct jp nec com>
Signed-off-by: Jun'ichi Nomura <j-nomura ce jp nec com>
---
 block/ll_rw_blk.c |   15 +++++----------
 1 files changed, 5 insertions(+), 10 deletions(-)

diff -rupN 02-rq-size-macro/block/ll_rw_blk.c 03-blkcore-caller-change/block/ll_rw_blk.c
--- 02-rq-size-macro/block/ll_rw_blk.c	2007-09-10 17:42:56.000000000 -0400
+++ 03-blkcore-caller-change/block/ll_rw_blk.c	2007-09-10 17:57:59.000000000 -0400
@@ -365,8 +365,8 @@ void blk_ordered_complete_seq(struct req
 	q->ordseq = 0;
 	rq = q->orig_bar_rq;
 
-	end_that_request_first(rq, uptodate, rq->hard_nr_sectors);
-	end_that_request_last(rq, uptodate);
+	if (__blk_end_request(rq, uptodate, blk_rq_size(rq)))
+		BUG();
 }
 
 static void pre_flush_end_io(struct request *rq, int error)
@@ -484,9 +484,8 @@ int blk_do_ordered(struct request_queue 
 			 * ORDERED_NONE while this request is on it.
 			 */
 			blkdev_dequeue_request(rq);
-			end_that_request_first(rq, -EOPNOTSUPP,
-					       rq->hard_nr_sectors);
-			end_that_request_last(rq, -EOPNOTSUPP);
+			if (__blk_end_request(rq, -EOPNOTSUPP, blk_rq_size(rq)))
+				BUG();
 			*rqp = NULL;
 			return 0;
 		}
@@ -3720,11 +3719,7 @@ EXPORT_SYMBOL(end_that_request_last);
 static inline void __end_request(struct request *rq, int uptodate,
 				 unsigned int nr_bytes)
 {
-	if (!end_that_request_chunk(rq, uptodate, nr_bytes)) {
-		blkdev_dequeue_request(rq);
-		add_disk_randomness(rq->rq_disk);
-		end_that_request_last(rq, uptodate);
-	}
+	__blk_end_request(rq, uptodate, nr_bytes);
 }
 
 /**


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