378 		unsigned *nr_segs)  in bio_split_rw()  argument
381 		bio_split_rw_at(bio, lim, nr_segs,  in bio_split_rw()
393 		const struct queue_limits *lim, unsigned *nr_segs)  in bio_split_zone_append()  argument
397 	split_sectors = bio_split_rw_at(bio, lim, nr_segs,  in bio_split_zone_append()
437 	unsigned int nr_segs;  in bio_split_to_limits()  local
439 	return __bio_split_to_limits(bio, bdev_limits(bio->bi_bdev), &nr_segs);  in bio_split_to_limits()
640 int ll_back_merge_fn(struct request *req, struct bio *bio, unsigned int nr_segs)  in ll_back_merge_fn()  argument
655 	return ll_new_hw_segment(req, bio, nr_segs);  in ll_back_merge_fn()
659 		unsigned int nr_segs)  in ll_front_merge_fn()  argument
674 	return ll_new_hw_segment(req, bio, nr_segs);  in ll_front_merge_fn()
985 		struct bio *bio, unsigned int nr_segs)  in bio_attempt_back_merge()  argument
989 	if (!ll_back_merge_fn(req, bio, nr_segs))  in bio_attempt_back_merge()
1014 		struct bio *bio, unsigned int nr_segs)  in bio_attempt_front_merge()  argument
1026 	if (!ll_front_merge_fn(req, bio, nr_segs))  in bio_attempt_front_merge()
1077 						   unsigned int nr_segs,  in blk_attempt_bio_merge()  argument
1086 			return bio_attempt_back_merge(rq, bio, nr_segs);  in blk_attempt_bio_merge()
1090 			return bio_attempt_front_merge(rq, bio, nr_segs);  in blk_attempt_bio_merge()
1122 		unsigned int nr_segs)  in blk_attempt_plug_merge()  argument
1132 			if (blk_attempt_bio_merge(q, rq, bio, nr_segs, false) ==  in blk_attempt_plug_merge()
1153 			struct bio *bio, unsigned int nr_segs)  in blk_bio_list_merge()  argument
1162 		switch (blk_attempt_bio_merge(q, rq, bio, nr_segs, true)) {  in blk_bio_list_merge()
1178 		unsigned int nr_segs, struct request **merged_request)  in blk_mq_sched_try_merge()  argument
1186 		if (bio_attempt_back_merge(rq, bio, nr_segs) != BIO_MERGE_OK)  in blk_mq_sched_try_merge()
1195 		if (bio_attempt_front_merge(rq, bio, nr_segs) != BIO_MERGE_OK)  in blk_mq_sched_try_merge()