From fd61af0384014ca29428ace7c17a978b755aeddd Mon Sep 17 00:00:00 2001 From: Jens Axboe Date: Fri, 16 Jun 2006 15:35:39 +0200 Subject: [PATCH] [PATCH] cfq-iosched: rq update fixes - Remember to set ->last_sector so that the cfq_choose_req() logic works correctly. - Remove redundant call to cfq_choose_req() Signed-off-by: Jens Axboe --- block/cfq-iosched.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c index 13c4793fdf..940364edf2 100644 --- a/block/cfq-iosched.c +++ b/block/cfq-iosched.c @@ -952,11 +952,15 @@ static void cfq_dispatch_insert(request_queue_t *q, struct cfq_rq *crq) { struct cfq_data *cfqd = q->elevator->elevator_data; struct cfq_queue *cfqq = crq->cfq_queue; + struct request *rq; cfqq->next_crq = cfq_find_next_crq(cfqd, cfqq, crq); cfq_remove_request(crq->request); cfqq->on_dispatch[cfq_crq_is_sync(crq)]++; elv_dispatch_sort(q, crq->request); + + rq = list_entry(q->queue_head.prev, struct request, queuelist); + cfqd->last_sector = rq->sector + rq->nr_sectors; } /* @@ -1767,11 +1771,7 @@ static void cfq_crq_enqueued(struct cfq_data *cfqd, struct cfq_queue *cfqq, struct cfq_rq *crq) { - struct cfq_io_context *cic; - - cfqq->next_crq = cfq_choose_req(cfqd, cfqq->next_crq, crq); - - cic = crq->io_context; + struct cfq_io_context *cic = crq->io_context; /* * we never wait for an async request and we don't allow preemption -- 2.39.5