9 struct list_head rq_list;
10 } ____cacheline_aligned_in_smp;
13 unsigned int index_hw;
15 /* incremented at dispatch time */
16 unsigned long rq_dispatched[2];
17 unsigned long rq_merged;
19 /* incremented at completion time */
20 unsigned long ____cacheline_aligned_in_smp rq_completed[2];
22 struct request_queue *queue;
26 void __blk_mq_complete_request(struct request *rq);
27 void blk_mq_run_hw_queue(struct blk_mq_hw_ctx *hctx, bool async);
28 void blk_mq_init_flush(struct request_queue *q);
29 void blk_mq_drain_queue(struct request_queue *q);
30 void blk_mq_free_queue(struct request_queue *q);
31 void blk_mq_clone_flush_request(struct request *flush_rq,
32 struct request *orig_rq);
37 struct blk_mq_cpu_notifier;
38 void blk_mq_init_cpu_notifier(struct blk_mq_cpu_notifier *notifier,
39 void (*fn)(void *, unsigned long, unsigned int),
41 void blk_mq_register_cpu_notifier(struct blk_mq_cpu_notifier *notifier);
42 void blk_mq_unregister_cpu_notifier(struct blk_mq_cpu_notifier *notifier);
43 void blk_mq_cpu_init(void);
44 void blk_mq_enable_hotplug(void);
45 void blk_mq_disable_hotplug(void);
48 * CPU -> queue mappings
50 extern unsigned int *blk_mq_make_queue_map(struct blk_mq_tag_set *set);
51 extern int blk_mq_update_queue_map(unsigned int *map, unsigned int nr_queues);