231 	struct request *__rq;  in elv_rb_add()  local
235 		__rq = rb_entry(parent, struct request, rb_node);  in elv_rb_add()
237 		if (blk_rq_pos(rq) < blk_rq_pos(__rq))  in elv_rb_add()
239 		else if (blk_rq_pos(rq) >= blk_rq_pos(__rq))  in elv_rb_add()
280 	struct request *__rq;  in elv_merge()  local
309 	__rq = elv_rqhash_find(q, bio->bi_iter.bi_sector);  in elv_merge()
310 	if (__rq && elv_bio_merge_ok(__rq, bio)) {  in elv_merge()
311 		*req = __rq;  in elv_merge()
313 		if (blk_discard_mergable(__rq))  in elv_merge()
335 	struct request *__rq;  in elv_attempt_insert_merge()  local
357 		__rq = elv_rqhash_find(q, blk_rq_pos(rq));  in elv_attempt_insert_merge()
358 		if (!__rq || !blk_attempt_req_merge(q, __rq, rq))  in elv_attempt_insert_merge()
364 		rq = __rq;  in elv_attempt_insert_merge()