37 blk_get_flush_queue(struct request_queue *q, struct blk_mq_ctx *ctx)  in blk_get_flush_queue()  argument
39 	return blk_mq_map_queue(q, REQ_OP_FLUSH, ctx)->fq;  in blk_get_flush_queue()
42 static inline void __blk_get_queue(struct request_queue *q)  in __blk_get_queue()  argument
44 	kobject_get(&q->kobj);  in __blk_get_queue()
51 void blk_free_flush_queue(struct blk_flush_queue *q);
53 void blk_freeze_queue(struct request_queue *q);
55 static inline bool biovec_phys_mergeable(struct request_queue *q,  in biovec_phys_mergeable()  argument
58 	unsigned long mask = queue_segment_boundary(q);  in biovec_phys_mergeable()
71 static inline bool __bvec_gap_to_prev(struct request_queue *q,  in __bvec_gap_to_prev()  argument
74 	return (offset & queue_virt_boundary(q)) ||  in __bvec_gap_to_prev()
75 		((bprv->bv_offset + bprv->bv_len) & queue_virt_boundary(q));  in __bvec_gap_to_prev()
82 static inline bool bvec_gap_to_prev(struct request_queue *q,  in bvec_gap_to_prev()  argument
85 	if (!queue_virt_boundary(q))  in bvec_gap_to_prev()
87 	return __bvec_gap_to_prev(q, bprv, offset);  in bvec_gap_to_prev()
124 	return bvec_gap_to_prev(req->q, &bip->bip_vec[bip->bip_vcnt - 1],  in integrity_req_gap_back_merge()
134 	return bvec_gap_to_prev(req->q, &bip->bip_vec[bip->bip_vcnt - 1],  in integrity_req_gap_front_merge()
183 bool blk_attempt_plug_merge(struct request_queue *q, struct bio *bio,
185 bool blk_bio_list_merge(struct request_queue *q, struct list_head *list,
204 void elevator_init_mq(struct request_queue *q);
205 int elevator_switch_mq(struct request_queue *q,
208 int elv_register_queue(struct request_queue *q, bool uevent);
209 void elv_unregister_queue(struct request_queue *q);
211 static inline void elevator_exit(struct request_queue *q,  in elevator_exit()  argument
214 	lockdep_assert_held(&q->sysfs_lock);  in elevator_exit()
216 	blk_mq_sched_free_requests(q);  in elevator_exit()
217 	__elevator_exit(q, e);  in elevator_exit()
239 int blk_attempt_req_merge(struct request_queue *q, struct request *rq,
259 static inline void req_set_nomerge(struct request_queue *q, struct request *req)  in req_set_nomerge()  argument
262 	if (req == q->last_merge)  in req_set_nomerge()
263 		q->last_merge = NULL;  in req_set_nomerge()
271 static inline unsigned int bio_allowed_max_sectors(struct request_queue *q)  in bio_allowed_max_sectors()  argument
273 	return round_down(UINT_MAX, queue_logical_block_size(q)) >> 9;  in bio_allowed_max_sectors()
284 					struct request_queue *q)  in bio_aligned_discard_max_sectors()  argument
286 	return round_down(UINT_MAX, q->limits.discard_granularity) >>  in bio_aligned_discard_max_sectors()
294 struct io_cq *ioc_lookup_icq(struct io_context *ioc, struct request_queue *q);
295 struct io_cq *ioc_create_icq(struct io_context *ioc, struct request_queue *q,
297 void ioc_clear_queue(struct request_queue *q);
305 extern int blk_throtl_init(struct request_queue *q);
306 extern void blk_throtl_exit(struct request_queue *q);
307 extern void blk_throtl_register_queue(struct request_queue *q);
311 static inline int blk_throtl_init(struct request_queue *q) { return 0; }  in blk_throtl_init()  argument
312 static inline void blk_throtl_exit(struct request_queue *q) { }  in blk_throtl_exit()  argument
313 static inline void blk_throtl_register_queue(struct request_queue *q) { }  in blk_throtl_register_queue()  argument
318 extern ssize_t blk_throtl_sample_time_show(struct request_queue *q, char *page);
319 extern ssize_t blk_throtl_sample_time_store(struct request_queue *q,
330 extern void blk_queue_bounce(struct request_queue *q, struct bio **bio);
336 static inline void blk_queue_bounce(struct request_queue *q, struct bio **bio)  in blk_queue_bounce()  argument
342 extern int blk_iolatency_init(struct request_queue *q);
344 static inline int blk_iolatency_init(struct request_queue *q) { return 0; }  in blk_iolatency_init()  argument
350 void blk_queue_free_zone_bitmaps(struct request_queue *q);
352 static inline void blk_queue_free_zone_bitmaps(struct request_queue *q) {}  in blk_queue_free_zone_bitmaps()  argument
447 int bio_add_hw_page(struct request_queue *q, struct bio *bio,