Commit 6084cdda authored by Jens Axboe's avatar Jens Axboe Committed by Jens Axboe

cfq-iosched: don't pass unused preemption variable around

We don't use it anymore in the slice expiry handling.
Signed-off-by: default avatarJens Axboe <jens.axboe@oracle.com>
parent edd75ffd
......@@ -752,7 +752,7 @@ __cfq_set_active_queue(struct cfq_data *cfqd, struct cfq_queue *cfqq)
*/
static void
__cfq_slice_expired(struct cfq_data *cfqd, struct cfq_queue *cfqq,
int preempted, int timed_out)
int timed_out)
{
if (cfq_cfqq_wait_request(cfqq))
del_timer(&cfqd->idle_slice_timer);
......@@ -761,8 +761,7 @@ __cfq_slice_expired(struct cfq_data *cfqd, struct cfq_queue *cfqq,
cfq_clear_cfqq_wait_request(cfqq);
/*
* store what was left of this slice, if the queue idled out
* or was preempted
* store what was left of this slice, if the queue idled/timed out
*/
if (timed_out && !cfq_cfqq_slice_new(cfqq))
cfqq->slice_resid = cfqq->slice_end - jiffies;
......@@ -780,13 +779,12 @@ __cfq_slice_expired(struct cfq_data *cfqd, struct cfq_queue *cfqq,
cfqd->dispatch_slice = 0;
}
static inline void cfq_slice_expired(struct cfq_data *cfqd, int preempted,
int timed_out)
static inline void cfq_slice_expired(struct cfq_data *cfqd, int timed_out)
{
struct cfq_queue *cfqq = cfqd->active_queue;
if (cfqq)
__cfq_slice_expired(cfqd, cfqq, preempted, timed_out);
__cfq_slice_expired(cfqd, cfqq, timed_out);
}
/*
......@@ -995,7 +993,7 @@ static struct cfq_queue *cfq_select_queue(struct cfq_data *cfqd)
}
expire:
cfq_slice_expired(cfqd, 0, 0);
cfq_slice_expired(cfqd, 0);
new_queue:
cfqq = cfq_set_active_queue(cfqd);
keep_queue:
......@@ -1049,7 +1047,7 @@ __cfq_dispatch_requests(struct cfq_data *cfqd, struct cfq_queue *cfqq,
cfqd->dispatch_slice >= cfq_prio_to_maxrq(cfqd, cfqq)) ||
cfq_class_idle(cfqq))) {
cfqq->slice_end = jiffies + 1;
cfq_slice_expired(cfqd, 0, 0);
cfq_slice_expired(cfqd, 0);
}
return dispatched;
......@@ -1083,7 +1081,7 @@ static int cfq_forced_dispatch(struct cfq_data *cfqd)
dispatched += __cfq_forced_dispatch_cfqq(cfqq);
}
cfq_slice_expired(cfqd, 0, 0);
cfq_slice_expired(cfqd, 0);
BUG_ON(cfqd->busy_queues);
......@@ -1153,7 +1151,7 @@ static void cfq_put_queue(struct cfq_queue *cfqq)
BUG_ON(cfq_cfqq_on_rr(cfqq));
if (unlikely(cfqd->active_queue == cfqq)) {
__cfq_slice_expired(cfqd, cfqq, 0, 0);
__cfq_slice_expired(cfqd, cfqq, 0);
cfq_schedule_dispatch(cfqd);
}
......@@ -1210,7 +1208,7 @@ static void cfq_free_io_context(struct io_context *ioc)
static void cfq_exit_cfqq(struct cfq_data *cfqd, struct cfq_queue *cfqq)
{
if (unlikely(cfqq == cfqd->active_queue)) {
__cfq_slice_expired(cfqd, cfqq, 0, 0);
__cfq_slice_expired(cfqd, cfqq, 0);
cfq_schedule_dispatch(cfqd);
}
......@@ -1683,7 +1681,7 @@ cfq_should_preempt(struct cfq_data *cfqd, struct cfq_queue *new_cfqq,
*/
static void cfq_preempt_queue(struct cfq_data *cfqd, struct cfq_queue *cfqq)
{
cfq_slice_expired(cfqd, 1, 1);
cfq_slice_expired(cfqd, 1);
/*
* Put the new queue at the front of the of the current list,
......@@ -1784,7 +1782,7 @@ static void cfq_completed_request(request_queue_t *q, struct request *rq)
cfq_clear_cfqq_slice_new(cfqq);
}
if (cfq_slice_used(cfqq))
cfq_slice_expired(cfqd, 0, 1);
cfq_slice_expired(cfqd, 1);
else if (sync && RB_EMPTY_ROOT(&cfqq->sort_list))
cfq_arm_slice_timer(cfqd);
}
......@@ -1979,7 +1977,7 @@ static void cfq_idle_slice_timer(unsigned long data)
}
}
expire:
cfq_slice_expired(cfqd, 0, timed_out);
cfq_slice_expired(cfqd, timed_out);
out_kick:
cfq_schedule_dispatch(cfqd);
out_cont:
......@@ -2025,7 +2023,7 @@ static void cfq_exit_queue(elevator_t *e)
spin_lock_irq(q->queue_lock);
if (cfqd->active_queue)
__cfq_slice_expired(cfqd, cfqd->active_queue, 0, 0);
__cfq_slice_expired(cfqd, cfqd->active_queue, 0);
while (!list_empty(&cfqd->cic_list)) {
struct cfq_io_context *cic = list_entry(cfqd->cic_list.next,
......
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