__blk_run_queue

1. aoe_end_request

2. blk_delay_work

3. blk_start_queue

4. blk_run_queue

5. __blk_drain_queue

6. blk_queue_bio

7. blk_insert_cloned_request

8. queue_unplugged

9. blk_post_runtime_resume

10. blk_execute_rq_nowait

11. cfq_rq_enqueued

12. cfq_kick_queue

13. __elv_add_request

__blk_run_queue

void __blk_run_queue(struct request_queue *q){if (unlikely(blk_queue_stopped(q)))return;__blk_run_queue_uncond(q);}EXPORT_SYMBOL(__blk_run_queue);

inline void __blk_run_queue_uncond(struct request_queue *q){if (unlikely(blk_queue_dead(q)))return;/* * Some request_fn implementations, e.g. scsi_request_fn(), unlock * the queue lock internally. As a result multiple threads may be * running such a request function concurrently. Keep track of the * number of active request_fn invocations such that blk_drain_queue() * can wait until all these request_fn calls have finished. */q->request_fn_active++;q->request_fn(q);q->request_fn_active--;}EXPORT_SYMBOL_GPL(__blk_run_queue_uncond);