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authorMikulas Patocka <mpatocka@redhat.com>2008-08-15 10:20:02 +0200
committerJens Axboe <jens.axboe@oracle.com>2008-10-09 08:56:03 +0200
commit5df97b91b5d7ed426034fcc84cb6e7cf682b8838 (patch)
tree727b9fb778f72d2b1ff44c007fb5209bacf67f4a /block/elevator.c
parentb8b3e16cfe6435d961f6aaebcfd52a1ff2a988c5 (diff)
downloadlinux-5df97b91b5d7ed426034fcc84cb6e7cf682b8838.tar.gz
drop vmerge accounting
Remove hw_segments field from struct bio and struct request. Without virtual
merge accounting they have no purpose.

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'block/elevator.c')
-rw-r--r--block/elevator.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/block/elevator.c b/block/elevator.c
index 4f5127054e3f..269615e6dbf5 100644
--- a/block/elevator.c
+++ b/block/elevator.c
@@ -790,7 +790,6 @@ struct request *elv_next_request(struct request_queue *q)
 			 * device can handle
 			 */
 			rq->nr_phys_segments++;
-			rq->nr_hw_segments++;
 		}
 
 		if (!q->prep_rq_fn)
@@ -813,7 +812,6 @@ struct request *elv_next_request(struct request_queue *q)
 				 * so that we don't add it again
 				 */
 				--rq->nr_phys_segments;
-				--rq->nr_hw_segments;
 			}
 
 			rq = NULL;