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