diff options
| author |   Tejun Heo <htejun@gmail.com> | 2005-10-24 08:35:58 +0200 |
|---|---|---|
| committer |   Jens Axboe <axboe@nelson.home.kernel.dk> | 2005-10-28 08:46:01 +0200 |
| commit | cb19833dccb32f97cacbfff834b53523915f13f6 (patch) | |
| tree | 24fb8d125bcfdf5209ac6f502b78160d0193428c /drivers/block/elevator.c | |
| parent | [PATCH] 05/05 update biodoc to match new generic dispatch api (diff) | |
| download | linux-dev-cb19833dccb32f97cacbfff834b53523915f13f6.tar.xz linux-dev-cb19833dccb32f97cacbfff834b53523915f13f6.zip | |
[BLOCK] kill generic max_back_kb handling
This patch kills max_back_kb handling from elv_dispatch_sort() and
kills max_back_kb field from struct request_queue.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jens Axboe <axboe@suse.de>
Diffstat (limited to 'drivers/block/elevator.c')
| -rw-r--r-- | drivers/block/elevator.c | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/drivers/block/elevator.c b/drivers/block/elevator.c index 415144372c75..af2388e73f61 100644 --- a/drivers/block/elevator.c +++ b/drivers/block/elevator.c @@ -136,7 +136,6 @@ static int elevator_attach(request_queue_t *q, struct elevator_type *e, q->elevator = eq; q->end_sector = 0; q->boundary_rq = NULL; - q->max_back_kb = 0; if (eq->ops->elevator_init_fn) ret = eq->ops->elevator_init_fn(q, eq); @@ -227,16 +226,13 @@ void elevator_exit(elevator_t *e) void elv_dispatch_sort(request_queue_t *q, struct request *rq) { sector_t boundary; - unsigned max_back; struct list_head *entry; if (q->last_merge == rq) q->last_merge = NULL; boundary = q->end_sector; - max_back = q->max_back_kb * 2; - boundary = boundary > max_back ? boundary - max_back : 0; - + list_for_each_prev(entry, &q->queue_head) { struct request *pos = list_entry_rq(entry); |