Commit bf791937 authored by Vivek Goyal's avatar Vivek Goyal Committed by Jens Axboe

blkio: Set must_dispatch only if we decided to not dispatch the request

o must_dispatch flag should be set only if we decided not to run the queue
  and dispatch the request.
Signed-off-by: default avatarVivek Goyal <vgoyal@redhat.com>
Signed-off-by: default avatarJens Axboe <jens.axboe@oracle.com>
parent 753c8913
......@@ -2490,9 +2490,9 @@ cfq_rq_enqueued(struct cfq_data *cfqd, struct cfq_queue *cfqq,
if (blk_rq_bytes(rq) > PAGE_CACHE_SIZE ||
cfqd->busy_queues > 1) {
del_timer(&cfqd->idle_slice_timer);
__blk_run_queue(cfqd->queue);
}
cfq_mark_cfqq_must_dispatch(cfqq);
__blk_run_queue(cfqd->queue);
} else
cfq_mark_cfqq_must_dispatch(cfqq);
}
} else if (cfq_should_preempt(cfqd, cfqq, rq)) {
/*
......
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