605 #define blk_noretry_request(rq) \  argument
606 	((rq)->cmd_flags & (REQ_FAILFAST_DEV|REQ_FAILFAST_TRANSPORT| \
609 #define blk_account_rq(rq) \  argument
610 	(((rq)->cmd_flags & REQ_STARTED) && \
611 	 ((rq)->cmd_type == REQ_TYPE_FS))
613 #define blk_pm_request(rq)	\  argument
614 	((rq)->cmd_type == REQ_TYPE_PM_SUSPEND || \
615 	 (rq)->cmd_type == REQ_TYPE_PM_RESUME)
617 #define blk_rq_cpu_valid(rq)	((rq)->cpu != -1)  argument
618 #define blk_bidi_rq(rq)		((rq)->next_rq != NULL)  argument
620 #define blk_queued_rq(rq)	(!list_empty(&(rq)->queuelist))  argument
624 #define rq_data_dir(rq)		(((rq)->cmd_flags & 1) != 0)  argument
648 static inline bool rq_is_sync(struct request *rq)  in rq_is_sync()  argument
650 	return rw_is_sync(rq->cmd_flags);  in rq_is_sync()
674 static inline bool rq_mergeable(struct request *rq)  in rq_mergeable()  argument
676 	if (rq->cmd_type != REQ_TYPE_FS)  in rq_mergeable()
679 	if (rq->cmd_flags & REQ_NOMERGE_FLAGS)  in rq_mergeable()
769 #define __rq_for_each_bio(_bio, rq)	\  argument
770 	if ((rq->bio))			\
771 		for (_bio = (rq)->bio; _bio; _bio = _bio->bi_next)
785 extern void rq_flush_dcache_pages(struct request *rq);
787 static inline void rq_flush_dcache_pages(struct request *rq)  in rq_flush_dcache_pages()  argument
795 extern void blk_rq_init(struct request_queue *q, struct request *rq);
803 extern void blk_add_request_payload(struct request *rq, struct page *page,
805 extern int blk_rq_check_limits(struct request_queue *q, struct request *rq);
807 extern int blk_rq_prep_clone(struct request *rq, struct request *rq_src,
811 extern void blk_rq_unprep_clone(struct request *rq);
813 				     struct request *rq);
876 static inline sector_t blk_rq_pos(const struct request *rq)  in blk_rq_pos()  argument
878 	return rq->__sector;  in blk_rq_pos()
881 static inline unsigned int blk_rq_bytes(const struct request *rq)  in blk_rq_bytes()  argument
883 	return rq->__data_len;  in blk_rq_bytes()
886 static inline int blk_rq_cur_bytes(const struct request *rq)  in blk_rq_cur_bytes()  argument
888 	return rq->bio ? bio_cur_bytes(rq->bio) : 0;  in blk_rq_cur_bytes()
891 extern unsigned int blk_rq_err_bytes(const struct request *rq);
893 static inline unsigned int blk_rq_sectors(const struct request *rq)  in blk_rq_sectors()  argument
895 	return blk_rq_bytes(rq) >> 9;  in blk_rq_sectors()
898 static inline unsigned int blk_rq_cur_sectors(const struct request *rq)  in blk_rq_cur_sectors()  argument
900 	return blk_rq_cur_bytes(rq) >> 9;  in blk_rq_cur_sectors()
929 static inline unsigned int blk_rq_get_max_sectors(struct request *rq)  in blk_rq_get_max_sectors()  argument
931 	struct request_queue *q = rq->q;  in blk_rq_get_max_sectors()
933 	if (unlikely(rq->cmd_type == REQ_TYPE_BLOCK_PC))  in blk_rq_get_max_sectors()
937 		return blk_queue_get_max_sectors(q, rq->cmd_flags);  in blk_rq_get_max_sectors()
939 	return min(blk_max_size_offset(q, blk_rq_pos(rq)),  in blk_rq_get_max_sectors()
940 			blk_queue_get_max_sectors(q, rq->cmd_flags));  in blk_rq_get_max_sectors()
943 static inline unsigned int blk_rq_count_bios(struct request *rq)  in blk_rq_count_bios()  argument
948 	__rq_for_each_bio(bio, rq)  in blk_rq_count_bios()
958 extern void blk_start_request(struct request *rq);
974 extern bool blk_update_request(struct request *rq, int error,
976 extern void blk_finish_request(struct request *rq, int error);
977 extern bool blk_end_request(struct request *rq, int error,
979 extern void blk_end_request_all(struct request *rq, int error);
980 extern bool blk_end_request_cur(struct request *rq, int error);
981 extern bool blk_end_request_err(struct request *rq, int error);
982 extern bool __blk_end_request(struct request *rq, int error,
984 extern void __blk_end_request_all(struct request *rq, int error);
985 extern bool __blk_end_request_cur(struct request *rq, int error);
986 extern bool __blk_end_request_err(struct request *rq, int error);
1513 static inline bool blk_integrity_rq(struct request *rq)  in blk_integrity_rq()  argument
1515 	return rq->cmd_flags & REQ_INTEGRITY;  in blk_integrity_rq()
1537 static inline int blk_integrity_rq(struct request *rq)  in blk_integrity_rq()  argument
1580 static inline bool blk_integrity_merge_rq(struct request_queue *rq,  in blk_integrity_merge_rq()  argument
1586 static inline bool blk_integrity_merge_bio(struct request_queue *rq,  in blk_integrity_merge_bio()  argument