diff options
| -rw-r--r-- | drivers/block/cfq-iosched.c | 49 |
1 files changed, 24 insertions, 25 deletions
diff --git a/drivers/block/cfq-iosched.c b/drivers/block/cfq-iosched.c index ff1cc968f96d12..de5746e38af935 100644 --- a/drivers/block/cfq-iosched.c +++ b/drivers/block/cfq-iosched.c @@ -300,7 +300,6 @@ CFQ_CRQ_FNS(requeued); static struct cfq_queue *cfq_find_cfq_hash(struct cfq_data *, unsigned int, unsigned short); static void cfq_dispatch_sort(request_queue_t *, struct cfq_rq *); static void cfq_put_cfqd(struct cfq_data *cfqd); -static inline int cfq_pending_requests(struct cfq_data *cfqd); #define process_sync(tsk) ((tsk)->flags & PF_SYNCWRITE) @@ -348,6 +347,28 @@ static struct request *cfq_find_rq_hash(struct cfq_data *cfqd, sector_t offset) return NULL; } +static inline int cfq_pending_requests(struct cfq_data *cfqd) +{ + return !list_empty(&cfqd->queue->queue_head) || cfqd->busy_queues; +} + +/* + * scheduler run of queue, if there are requests pending and no one in the + * driver that will restart queueing + */ +static inline void cfq_schedule_dispatch(struct cfq_data *cfqd) +{ + if (!cfqd->rq_in_driver && cfq_pending_requests(cfqd)) + kblockd_schedule_work(&cfqd->unplug_work); +} + +static int cfq_queue_empty(request_queue_t *q) +{ + struct cfq_data *cfqd = q->elevator->elevator_data; + + return !cfq_pending_requests(cfqd); +} + /* * Lifted from AS - choose which of crq1 and crq2 that is best served now. * We choose the request that is closest to the head right now. Distance @@ -1072,16 +1093,6 @@ cfq_prio_to_maxrq(struct cfq_data *cfqd, struct cfq_queue *cfqq) } /* - * scheduler run of queue, if there are requests pending and no one in the - * driver that will restart queueing - */ -static inline void cfq_schedule_dispatch(struct cfq_data *cfqd) -{ - if (!cfqd->rq_in_driver && cfq_pending_requests(cfqd)) - kblockd_schedule_work(&cfqd->unplug_work); -} - -/* * get next queue for service */ static struct cfq_queue *cfq_select_queue(struct cfq_data *cfqd, int force) @@ -1846,18 +1857,6 @@ cfq_insert_request(request_queue_t *q, struct request *rq, int where) } } -static inline int cfq_pending_requests(struct cfq_data *cfqd) -{ - return !list_empty(&cfqd->queue->queue_head) || cfqd->busy_queues; -} - -static int cfq_queue_empty(request_queue_t *q) -{ - struct cfq_data *cfqd = q->elevator->elevator_data; - - return !cfq_pending_requests(cfqd); -} - static void cfq_completed_request(request_queue_t *q, struct request *rq) { struct cfq_rq *crq = RQ_DATA(rq); @@ -1952,7 +1951,7 @@ __cfq_may_queue(struct cfq_data *cfqd, struct cfq_queue *cfqq, { #if 1 if ((cfq_cfqq_wait_request(cfqq) || cfq_cfqq_must_alloc(cfqq)) && - !cfq_cfqq_must_alloc_slice) { + !cfq_cfqq_must_alloc_slice(cfqq)) { cfq_mark_cfqq_must_alloc_slice(cfqq); return ELV_MQUEUE_MUST; } @@ -1969,7 +1968,7 @@ __cfq_may_queue(struct cfq_data *cfqd, struct cfq_queue *cfqq, * only allow 1 ELV_MQUEUE_MUST per slice, otherwise we * can quickly flood the queue with writes from a single task */ - if (rw == READ || !cfq_cfqq_must_alloc_slice) { + if (rw == READ || !cfq_cfqq_must_alloc_slice(cfqq)) { cfq_mark_cfqq_must_alloc_slice(cfqq); return ELV_MQUEUE_MUST; } |