256 	if (unlikely(rq->cmd_flags & REQ_COPY_USER) &&  in blk_rq_map_sg()
266 		if (rq->cmd_flags & REQ_WRITE)  in blk_rq_map_sg()
306 	req->cmd_flags |= REQ_NOMERGE;  in ll_new_hw_segment()
317 		req->cmd_flags |= REQ_NOMERGE;  in ll_back_merge_fn()
335 		req->cmd_flags |= REQ_NOMERGE;  in ll_front_merge_fn()
423 	unsigned int ff = rq->cmd_flags & REQ_FAILFAST_MASK;  in blk_rq_set_mixed_merge()
426 	if (rq->cmd_flags & REQ_MIXED_MERGE)  in blk_rq_set_mixed_merge()
439 	rq->cmd_flags |= REQ_MIXED_MERGE;  in blk_rq_set_mixed_merge()
468 	if (!blk_check_merge_flags(req->cmd_flags, next->cmd_flags))  in attempt_merge()
482 	if (req->cmd_flags & REQ_WRITE_SAME &&  in attempt_merge()
501 	if ((req->cmd_flags | next->cmd_flags) & REQ_MIXED_MERGE ||  in attempt_merge()
502 	    (req->cmd_flags & REQ_FAILFAST_MASK) !=  in attempt_merge()
503 	    (next->cmd_flags & REQ_FAILFAST_MASK)) {  in attempt_merge()
572 	if (!blk_check_merge_flags(rq->cmd_flags, bio->bi_rw))  in blk_rq_merge_ok()
588 	if (rq->cmd_flags & REQ_WRITE_SAME &&  in blk_rq_merge_ok()