blk_attempt_req_merge  237 block/blk.h    int blk_attempt_req_merge(struct request_queue *q, struct request *rq,
blk_attempt_req_merge  367 block/elevator.c 	if (q->last_merge && blk_attempt_req_merge(q, q->last_merge, rq))
blk_attempt_req_merge  379 block/elevator.c 		if (!__rq || !blk_attempt_req_merge(q, __rq, rq))