581 #define blk_noretry_request(rq) \  argument
582 	((rq)->cmd_flags & (REQ_FAILFAST_DEV|REQ_FAILFAST_TRANSPORT| \
585 #define blk_account_rq(rq) \  argument
586 	(((rq)->cmd_flags & REQ_STARTED) && \
587 	 ((rq)->cmd_type == REQ_TYPE_FS))
589 #define blk_rq_cpu_valid(rq)	((rq)->cpu != -1)  argument
590 #define blk_bidi_rq(rq)		((rq)->next_rq != NULL)  argument
592 #define blk_queued_rq(rq)	(!list_empty(&(rq)->queuelist))  argument
596 #define rq_data_dir(rq)		((int)((rq)->cmd_flags & 1))  argument
620 static inline bool rq_is_sync(struct request *rq)  in rq_is_sync()  argument
622 	return rw_is_sync(rq->cmd_flags);  in rq_is_sync()
646 static inline bool rq_mergeable(struct request *rq)  in rq_mergeable()  argument
648 	if (rq->cmd_type != REQ_TYPE_FS)  in rq_mergeable()
651 	if (rq->cmd_flags & REQ_NOMERGE_FLAGS)  in rq_mergeable()
741 #define __rq_for_each_bio(_bio, rq)	\  argument
742 	if ((rq->bio))			\
743 		for (_bio = (rq)->bio; _bio; _bio = _bio->bi_next)
757 extern void rq_flush_dcache_pages(struct request *rq);
759 static inline void rq_flush_dcache_pages(struct request *rq)  in rq_flush_dcache_pages()  argument
767 extern void blk_rq_init(struct request_queue *q, struct request *rq);
775 extern void blk_add_request_payload(struct request *rq, struct page *page,
778 extern int blk_rq_prep_clone(struct request *rq, struct request *rq_src,
782 extern void blk_rq_unprep_clone(struct request *rq);
784 				     struct request *rq);
836 static inline sector_t blk_rq_pos(const struct request *rq)  in blk_rq_pos()  argument
838 	return rq->__sector;  in blk_rq_pos()
841 static inline unsigned int blk_rq_bytes(const struct request *rq)  in blk_rq_bytes()  argument
843 	return rq->__data_len;  in blk_rq_bytes()
846 static inline int blk_rq_cur_bytes(const struct request *rq)  in blk_rq_cur_bytes()  argument
848 	return rq->bio ? bio_cur_bytes(rq->bio) : 0;  in blk_rq_cur_bytes()
851 extern unsigned int blk_rq_err_bytes(const struct request *rq);
853 static inline unsigned int blk_rq_sectors(const struct request *rq)  in blk_rq_sectors()  argument
855 	return blk_rq_bytes(rq) >> 9;  in blk_rq_sectors()
858 static inline unsigned int blk_rq_cur_sectors(const struct request *rq)  in blk_rq_cur_sectors()  argument
860 	return blk_rq_cur_bytes(rq) >> 9;  in blk_rq_cur_sectors()
889 static inline unsigned int blk_rq_get_max_sectors(struct request *rq)  in blk_rq_get_max_sectors()  argument
891 	struct request_queue *q = rq->q;  in blk_rq_get_max_sectors()
893 	if (unlikely(rq->cmd_type == REQ_TYPE_BLOCK_PC))  in blk_rq_get_max_sectors()
896 	if (!q->limits.chunk_sectors || (rq->cmd_flags & REQ_DISCARD))  in blk_rq_get_max_sectors()
897 		return blk_queue_get_max_sectors(q, rq->cmd_flags);  in blk_rq_get_max_sectors()
899 	return min(blk_max_size_offset(q, blk_rq_pos(rq)),  in blk_rq_get_max_sectors()
900 			blk_queue_get_max_sectors(q, rq->cmd_flags));  in blk_rq_get_max_sectors()
903 static inline unsigned int blk_rq_count_bios(struct request *rq)  in blk_rq_count_bios()  argument
908 	__rq_for_each_bio(bio, rq)  in blk_rq_count_bios()
918 extern void blk_start_request(struct request *rq);
934 extern bool blk_update_request(struct request *rq, int error,
936 extern void blk_finish_request(struct request *rq, int error);
937 extern bool blk_end_request(struct request *rq, int error,
939 extern void blk_end_request_all(struct request *rq, int error);
940 extern bool blk_end_request_cur(struct request *rq, int error);
941 extern bool blk_end_request_err(struct request *rq, int error);
942 extern bool __blk_end_request(struct request *rq, int error,
944 extern void __blk_end_request_all(struct request *rq, int error);
945 extern bool __blk_end_request_cur(struct request *rq, int error);
946 extern bool __blk_end_request_err(struct request *rq, int error);
1519 static inline bool blk_integrity_rq(struct request *rq)  in blk_integrity_rq()  argument
1521 	return rq->cmd_flags & REQ_INTEGRITY;  in blk_integrity_rq()
1563 static inline int blk_integrity_rq(struct request *rq)  in blk_integrity_rq()  argument
1605 static inline bool blk_integrity_merge_rq(struct request_queue *rq,  in blk_integrity_merge_rq()  argument
1611 static inline bool blk_integrity_merge_bio(struct request_queue *rq,  in blk_integrity_merge_bio()  argument