301 void __blk_queue_split(struct bio **bio, unsigned int *nr_segs)  in __blk_queue_split()  argument
309 		split = blk_bio_discard_split(q, *bio, &q->bio_split, nr_segs);  in __blk_queue_split()
313 				nr_segs);  in __blk_queue_split()
317 				nr_segs);  in __blk_queue_split()
332 			*nr_segs = 1;  in __blk_queue_split()
335 		split = blk_bio_segment_split(q, *bio, &q->bio_split, nr_segs);  in __blk_queue_split()
364 	unsigned int nr_segs;  in blk_queue_split()  local
366 	__blk_queue_split(bio, &nr_segs);  in blk_queue_split()
585 int ll_back_merge_fn(struct request *req, struct bio *bio, unsigned int nr_segs)  in ll_back_merge_fn()  argument
600 	return ll_new_hw_segment(req, bio, nr_segs);  in ll_back_merge_fn()
604 		unsigned int nr_segs)  in ll_front_merge_fn()  argument
619 	return ll_new_hw_segment(req, bio, nr_segs);  in ll_front_merge_fn()
931 		struct bio *bio, unsigned int nr_segs)  in bio_attempt_back_merge()  argument
935 	if (!ll_back_merge_fn(req, bio, nr_segs))  in bio_attempt_back_merge()
955 		struct bio *bio, unsigned int nr_segs)  in bio_attempt_front_merge()  argument
959 	if (!ll_front_merge_fn(req, bio, nr_segs))  in bio_attempt_front_merge()
1008 						   unsigned int nr_segs,  in blk_attempt_bio_merge()  argument
1017 			return bio_attempt_back_merge(rq, bio, nr_segs);  in blk_attempt_bio_merge()
1021 			return bio_attempt_front_merge(rq, bio, nr_segs);  in blk_attempt_bio_merge()
1055 		unsigned int nr_segs, struct request **same_queue_rq)  in blk_attempt_plug_merge()  argument
1080 		if (blk_attempt_bio_merge(q, rq, bio, nr_segs, false) ==  in blk_attempt_plug_merge()
1093 			struct bio *bio, unsigned int nr_segs)  in blk_bio_list_merge()  argument
1102 		switch (blk_attempt_bio_merge(q, rq, bio, nr_segs, true)) {  in blk_bio_list_merge()
1118 		unsigned int nr_segs, struct request **merged_request)  in blk_mq_sched_try_merge()  argument
1126 		if (bio_attempt_back_merge(rq, bio, nr_segs) != BIO_MERGE_OK)  in blk_mq_sched_try_merge()
1135 		if (bio_attempt_front_merge(rq, bio, nr_segs) != BIO_MERGE_OK)  in blk_mq_sched_try_merge()