56 int __bio_queue_enter(struct request_queue *q, struct bio *bio);
57 void submit_bio_noacct_nocheck(struct bio *bio, bool split);
58 int bio_submit_or_kill(struct bio *bio, unsigned int flags);
84 static inline int bio_queue_enter(struct bio *bio)  in bio_queue_enter()  argument
86 	struct request_queue *q = bdev_get_queue(bio->bi_bdev);  in bio_queue_enter()
93 	return __bio_queue_enter(q, bio);  in bio_queue_enter()
246 void bio_integrity_free(struct bio *bio);
254 bool __bio_integrity_endio(struct bio *bio);
255 static inline bool bio_integrity_endio(struct bio *bio)  in bio_integrity_endio()  argument
257 	struct bio_integrity_payload *bip = bio_integrity(bio);  in bio_integrity_endio()
260 		return __bio_integrity_endio(bio);  in bio_integrity_endio()
267 		struct bio *);
270 		struct bio *next)  in integrity_req_gap_back_merge()
272 	struct bio_integrity_payload *bip = bio_integrity(req->bio);  in integrity_req_gap_back_merge()
281 		struct bio *bio)  in integrity_req_gap_front_merge()  argument
283 	struct bio_integrity_payload *bip = bio_integrity(bio);  in integrity_req_gap_front_merge()
284 	struct bio_integrity_payload *bip_next = bio_integrity(req->bio);  in integrity_req_gap_front_merge()
299 		struct request *r, struct bio *b)  in blk_integrity_merge_bio()
304 		struct bio *next)  in integrity_req_gap_back_merge()
309 		struct bio *bio)  in integrity_req_gap_front_merge()  argument
317 static inline bool bio_integrity_endio(struct bio *bio)  in bio_integrity_endio()  argument
321 static inline void bio_integrity_free(struct bio *bio)  in bio_integrity_free()  argument
336 		struct bio *bio, unsigned int nr_segs);
337 bool blk_attempt_plug_merge(struct request_queue *q, struct bio *bio,
340 			struct bio *bio, unsigned int nr_segs);
374 struct bio *bio_split_discard(struct bio *bio, const struct queue_limits *lim,
376 struct bio *bio_split_write_zeroes(struct bio *bio,
378 struct bio *bio_split_rw(struct bio *bio, const struct queue_limits *lim,
380 struct bio *bio_split_zone_append(struct bio *bio,
391 static inline bool bio_may_need_split(struct bio *bio,  in bio_may_need_split()  argument
399 	if (!bio->bi_io_vec)  in bio_may_need_split()
402 	bv = __bvec_iter_bvec(bio->bi_io_vec, bio->bi_iter);  in bio_may_need_split()
403 	if (bio->bi_iter.bi_size > bv->bv_len - bio->bi_iter.bi_bvec_done)  in bio_may_need_split()
421 static inline struct bio *__bio_split_to_limits(struct bio *bio,  in __bio_split_to_limits()  argument
424 	switch (bio_op(bio)) {  in __bio_split_to_limits()
427 		if (bio_may_need_split(bio, lim))  in __bio_split_to_limits()
428 			return bio_split_rw(bio, lim, nr_segs);  in __bio_split_to_limits()
430 		return bio;  in __bio_split_to_limits()
432 		return bio_split_zone_append(bio, lim, nr_segs);  in __bio_split_to_limits()
435 		return bio_split_discard(bio, lim, nr_segs);  in __bio_split_to_limits()
437 		return bio_split_write_zeroes(bio, lim, nr_segs);  in __bio_split_to_limits()
441 		return bio;  in __bio_split_to_limits()
466 int ll_back_merge_fn(struct request *req, struct bio *bio,
471 bool blk_rq_merge_ok(struct request *rq, struct bio *bio);
472 enum elv_merge blk_try_merge(struct request *rq, struct bio *bio);
504 static inline bool bio_zone_write_plugging(struct bio *bio)  in bio_zone_write_plugging()  argument
506 	return bio_flagged(bio, BIO_ZONE_WRITE_PLUGGING);  in bio_zone_write_plugging()
509 					      struct bio *bio)  in blk_req_bio_is_zone_append()  argument
512 	       bio_flagged(bio, BIO_EMULATES_ZONE_APPEND);  in blk_req_bio_is_zone_append()
514 void blk_zone_write_plug_bio_merged(struct bio *bio);
516 void blk_zone_append_update_request_bio(struct request *rq, struct bio *bio);
517 void blk_zone_mgmt_bio_endio(struct bio *bio);
518 void blk_zone_write_plug_bio_endio(struct bio *bio);
519 static inline void blk_zone_bio_endio(struct bio *bio)  in blk_zone_bio_endio()  argument
529 	if (op_is_zone_mgmt(bio_op(bio))) {  in blk_zone_bio_endio()
530 		blk_zone_mgmt_bio_endio(bio);  in blk_zone_bio_endio()
538 	if (bio_zone_write_plugging(bio))  in blk_zone_bio_endio()
539 		blk_zone_write_plug_bio_endio(bio);  in blk_zone_bio_endio()
559 static inline bool bio_zone_write_plugging(struct bio *bio)  in bio_zone_write_plugging()  argument
564 					      struct bio *bio)  in blk_req_bio_is_zone_append()  argument
568 static inline void blk_zone_write_plug_bio_merged(struct bio *bio)  in blk_zone_write_plug_bio_merged()  argument
575 						      struct bio *bio)  in blk_zone_append_update_request_bio()  argument
578 static inline void blk_zone_bio_endio(struct bio *bio)  in blk_zone_bio_endio()  argument
647 int should_fail_bio(struct bio *bio);
718 void bio_integrity_generate(struct bio *bio);
719 blk_status_t bio_integrity_verify(struct bio *bio,