if (!atomic_dec_and_test(&cfqd->ref))
return;
+ blk_put_queue(q);
+
cfq_shutdown_timer_wq(cfqd);
q->elevator->elevator_data = NULL;
e->elevator_data = cfqd;
cfqd->queue = q;
+ atomic_inc(&q->refcnt);
cfqd->max_queued = q->nr_requests / 4;
q->nr_batching = cfq_queued;