904 	struct request *next, *prev = NULL;  in bfq_find_next_rq()  local
912 		prev = rb_entry_rq(rbprev);  in bfq_find_next_rq()
922 	return bfq_choose_req(bfqd, next, prev, blk_rq_pos(last));  in bfq_find_next_rq()
1876 	struct request *next_rq, *prev;  in bfq_add_request()  local
2063 	prev = bfqq->next_rq;  in bfq_add_request()
2071 	if (unlikely(!bfqd->nonrot_with_queueing && prev != bfqq->next_rq))  in bfq_add_request()
2088 		if (prev != bfqq->next_rq)  in bfq_add_request()
2172 	if (rq->queuelist.prev != &rq->queuelist)  in bfq_remove_request()
2288 		struct request *prev, *next_rq;  in bfq_request_merged()  local
2300 		prev = bfqq->next_rq;  in bfq_request_merged()
2309 		if (prev != bfqq->next_rq) {  in bfq_request_merged()