Commit 407df2aa authored by Tejun Heo's avatar Tejun Heo Committed by Jens Axboe
Browse files

[BLOCK] elevator: run queue in elevator_switch



elevator_dispatch needs to run queue after forced dispatching;
otherwise, the queue might stall.
Signed-off-by: default avatarTejun Heo <htejun@gmail.com>
Signed-off-by: default avatarJens Axboe <axboe@suse.de>
parent 47a00410
......@@ -696,6 +696,8 @@ static void elevator_switch(request_queue_t *q, struct elevator_type *new_e)
;
while (q->rq.elvpriv) {
blk_remove_plug(q);
q->request_fn(q);
spin_unlock_irq(q->queue_lock);
msleep(10);
spin_lock_irq(q->queue_lock);
......
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