426 int blkdev_report_zones(struct block_device *bdev, sector_t sector,
428 int blkdev_zone_mgmt(struct block_device *bdev, enum req_op op,
790 static inline unsigned int bdev_nr_zones(struct block_device *bdev)  in bdev_nr_zones()  argument
792 	return disk_nr_zones(bdev->bd_disk);  in bdev_nr_zones()
795 static inline unsigned int bdev_max_open_zones(struct block_device *bdev)  in bdev_max_open_zones()  argument
797 	return bdev->bd_disk->queue->limits.max_open_zones;  in bdev_max_open_zones()
800 static inline unsigned int bdev_max_active_zones(struct block_device *bdev)  in bdev_max_active_zones()  argument
802 	return bdev->bd_disk->queue->limits.max_active_zones;  in bdev_max_active_zones()
834 static inline u8 bdev_partno(const struct block_device *bdev)  in bdev_partno()  argument
836 	return atomic_read(&bdev->__bd_flags) & BD_PARTNO;  in bdev_partno()
839 static inline bool bdev_test_flag(const struct block_device *bdev, unsigned flag)  in bdev_test_flag()  argument
841 	return atomic_read(&bdev->__bd_flags) & flag;  in bdev_test_flag()
844 static inline void bdev_set_flag(struct block_device *bdev, unsigned flag)  in bdev_set_flag()  argument
846 	atomic_or(flag, &bdev->__bd_flags);  in bdev_set_flag()
849 static inline void bdev_clear_flag(struct block_device *bdev, unsigned flag)  in bdev_clear_flag()  argument
851 	atomic_andnot(flag, &bdev->__bd_flags);  in bdev_clear_flag()
860 static inline int bdev_read_only(struct block_device *bdev)  in bdev_read_only()  argument
862 	return bdev_test_flag(bdev, BD_READ_ONLY) || get_disk_ro(bdev->bd_disk);  in bdev_read_only()
867 void bdev_mark_dead(struct block_device *bdev, bool surprise);
872 static inline sector_t get_start_sect(struct block_device *bdev)  in get_start_sect()  argument
874 	return bdev->bd_start_sect;  in get_start_sect()
877 static inline sector_t bdev_nr_sectors(struct block_device *bdev)  in bdev_nr_sectors()  argument
879 	return bdev->bd_nr_sectors;  in bdev_nr_sectors()
882 static inline loff_t bdev_nr_bytes(struct block_device *bdev)  in bdev_nr_bytes()  argument
884 	return (loff_t)bdev_nr_sectors(bdev) << SECTOR_SHIFT;  in bdev_nr_bytes()
933 int bd_link_disk_holder(struct block_device *bdev, struct gendisk *disk);
934 void bd_unlink_disk_holder(struct block_device *bdev, struct gendisk *disk);
936 static inline int bd_link_disk_holder(struct block_device *bdev,  in bd_link_disk_holder()  argument
941 static inline void bd_unlink_disk_holder(struct block_device *bdev,  in bd_unlink_disk_holder()  argument
974 static inline struct request_queue *bdev_get_queue(struct block_device *bdev)  in bdev_get_queue()  argument
976 	return bdev->bd_queue;	/* this is never NULL */  in bdev_get_queue()
1072 void queue_limits_stack_bdev(struct queue_limits *t, struct block_device *bdev,
1151 int blkdev_issue_flush(struct block_device *bdev);
1178 static inline int blkdev_issue_flush(struct block_device *bdev)  in blkdev_issue_flush()  argument
1191 int blkdev_issue_discard(struct block_device *bdev, sector_t sector,
1193 int __blkdev_issue_discard(struct block_device *bdev, sector_t sector,
1195 int blkdev_issue_secure_erase(struct block_device *bdev, sector_t sector,
1202 extern int __blkdev_issue_zeroout(struct block_device *bdev, sector_t sector,
1205 extern int blkdev_issue_zeroout(struct block_device *bdev, sector_t sector,
1229 static inline bool bdev_is_partition(struct block_device *bdev)  in bdev_is_partition()  argument
1231 	return bdev_partno(bdev) != 0;  in bdev_is_partition()
1311 static inline bool bdev_emulates_zone_append(struct block_device *bdev)  in bdev_emulates_zone_append()  argument
1313 	return queue_emulates_zone_append(bdev_get_queue(bdev));  in bdev_emulates_zone_append()
1317 bdev_max_zone_append_sectors(struct block_device *bdev)  in bdev_max_zone_append_sectors()  argument
1319 	return queue_max_zone_append_sectors(bdev_get_queue(bdev));  in bdev_max_zone_append_sectors()
1322 static inline unsigned int bdev_max_segments(struct block_device *bdev)  in bdev_max_segments()  argument
1324 	return queue_max_segments(bdev_get_queue(bdev));  in bdev_max_segments()
1332 static inline unsigned int bdev_logical_block_size(struct block_device *bdev)  in bdev_logical_block_size()  argument
1334 	return queue_logical_block_size(bdev_get_queue(bdev));  in bdev_logical_block_size()
1342 static inline unsigned int bdev_physical_block_size(struct block_device *bdev)  in bdev_physical_block_size()  argument
1344 	return queue_physical_block_size(bdev_get_queue(bdev));  in bdev_physical_block_size()
1352 static inline unsigned int bdev_io_min(struct block_device *bdev)  in bdev_io_min()  argument
1354 	return queue_io_min(bdev_get_queue(bdev));  in bdev_io_min()
1362 static inline int bdev_io_opt(struct block_device *bdev)  in bdev_io_opt()  argument
1364 	return queue_io_opt(bdev_get_queue(bdev));  in bdev_io_opt()
1374 bdev_zone_write_granularity(struct block_device *bdev)  in bdev_zone_write_granularity()  argument
1376 	return queue_zone_write_granularity(bdev_get_queue(bdev));  in bdev_zone_write_granularity()
1379 int bdev_alignment_offset(struct block_device *bdev);
1380 unsigned int bdev_discard_alignment(struct block_device *bdev);
1382 static inline unsigned int bdev_max_discard_sectors(struct block_device *bdev)  in bdev_max_discard_sectors()  argument
1384 	return bdev_get_queue(bdev)->limits.max_discard_sectors;  in bdev_max_discard_sectors()
1387 static inline unsigned int bdev_discard_granularity(struct block_device *bdev)  in bdev_discard_granularity()  argument
1389 	return bdev_get_queue(bdev)->limits.discard_granularity;  in bdev_discard_granularity()
1393 bdev_max_secure_erase_sectors(struct block_device *bdev)  in bdev_max_secure_erase_sectors()  argument
1395 	return bdev_get_queue(bdev)->limits.max_secure_erase_sectors;  in bdev_max_secure_erase_sectors()
1398 static inline unsigned int bdev_write_zeroes_sectors(struct block_device *bdev)  in bdev_write_zeroes_sectors()  argument
1400 	return bdev_get_queue(bdev)->limits.max_write_zeroes_sectors;  in bdev_write_zeroes_sectors()
1403 static inline bool bdev_nonrot(struct block_device *bdev)  in bdev_nonrot()  argument
1405 	return blk_queue_nonrot(bdev_get_queue(bdev));  in bdev_nonrot()
1408 static inline bool bdev_synchronous(struct block_device *bdev)  in bdev_synchronous()  argument
1410 	return bdev->bd_disk->queue->limits.features & BLK_FEAT_SYNCHRONOUS;  in bdev_synchronous()
1413 static inline bool bdev_stable_writes(struct block_device *bdev)  in bdev_stable_writes()  argument
1415 	struct request_queue *q = bdev_get_queue(bdev);  in bdev_stable_writes()
1429 static inline bool bdev_write_cache(struct block_device *bdev)  in bdev_write_cache()  argument
1431 	return blk_queue_write_cache(bdev_get_queue(bdev));  in bdev_write_cache()
1434 static inline bool bdev_fua(struct block_device *bdev)  in bdev_fua()  argument
1436 	return bdev_get_queue(bdev)->limits.features & BLK_FEAT_FUA;  in bdev_fua()
1439 static inline bool bdev_nowait(struct block_device *bdev)  in bdev_nowait()  argument
1441 	return bdev->bd_disk->queue->limits.features & BLK_FEAT_NOWAIT;  in bdev_nowait()
1444 static inline bool bdev_is_zoned(struct block_device *bdev)  in bdev_is_zoned()  argument
1446 	return blk_queue_is_zoned(bdev_get_queue(bdev));  in bdev_is_zoned()
1449 static inline unsigned int bdev_zone_no(struct block_device *bdev, sector_t sec)  in bdev_zone_no()  argument
1451 	return disk_zone_no(bdev->bd_disk, sec);  in bdev_zone_no()
1454 static inline sector_t bdev_zone_sectors(struct block_device *bdev)  in bdev_zone_sectors()  argument
1456 	struct request_queue *q = bdev_get_queue(bdev);  in bdev_zone_sectors()
1463 static inline sector_t bdev_offset_from_zone_start(struct block_device *bdev,  in bdev_offset_from_zone_start()  argument
1466 	sector_t zone_sectors = bdev_zone_sectors(bdev);  in bdev_offset_from_zone_start()
1469 	if (!bdev_is_zoned(bdev))  in bdev_offset_from_zone_start()
1485 static inline bool bdev_is_zone_start(struct block_device *bdev,  in bdev_is_zone_start()  argument
1488 	return bdev_offset_from_zone_start(bdev, sector) == 0;  in bdev_is_zone_start()
1491 int blk_zone_issue_zeroout(struct block_device *bdev, sector_t sector,
1501 static inline bool bdev_zone_is_seq(struct block_device *bdev, sector_t sector)  in bdev_zone_is_seq()  argument
1506 	if (bdev_is_zoned(bdev)) {  in bdev_zone_is_seq()
1507 		struct gendisk *disk = bdev->bd_disk;  in bdev_zone_is_seq()
1550 static inline unsigned int bdev_dma_alignment(struct block_device *bdev)  in bdev_dma_alignment()  argument
1552 	return queue_dma_alignment(bdev_get_queue(bdev));  in bdev_dma_alignment()
1555 static inline bool bdev_iter_is_aligned(struct block_device *bdev,  in bdev_iter_is_aligned()  argument
1558 	return iov_iter_is_aligned(iter, bdev_dma_alignment(bdev),  in bdev_iter_is_aligned()
1559 				   bdev_logical_block_size(bdev) - 1);  in bdev_iter_is_aligned()
1617 	int (*ioctl)(struct block_device *bdev, blk_mode_t mode,
1619 	int (*compat_ioctl)(struct block_device *bdev, blk_mode_t mode,
1625 	int (*set_read_only)(struct block_device *bdev, bool ro);
1669 unsigned long bdev_start_io_acct(struct block_device *bdev, enum req_op op,
1671 void bdev_end_io_acct(struct block_device *bdev, enum req_op op,
1679 static inline bool bdev_is_zone_aligned(struct block_device *bdev,  in bdev_is_zone_aligned()  argument
1682 	return bdev_is_zone_start(bdev, sector);  in bdev_is_zone_aligned()
1695 int bdev_read_only(struct block_device *bdev);
1711 	void (*mark_dead)(struct block_device *bdev, bool surprise);
1716 	void (*sync)(struct block_device *bdev);
1721 	int (*freeze)(struct block_device *bdev);
1726 	int (*thaw)(struct block_device *bdev);
1748 int bd_prepare_to_claim(struct block_device *bdev, void *holder,
1750 void bd_abort_claiming(struct block_device *bdev, void *holder);
1754 void blkdev_put_no_open(struct block_device *bdev);
1759 unsigned int block_size(struct block_device *bdev);
1762 void invalidate_bdev(struct block_device *bdev);
1763 int sync_blockdev(struct block_device *bdev);
1764 int sync_blockdev_range(struct block_device *bdev, loff_t lstart, loff_t lend);
1765 int sync_blockdev_nowait(struct block_device *bdev);
1771 static inline void invalidate_bdev(struct block_device *bdev)  in invalidate_bdev()  argument
1774 static inline int sync_blockdev(struct block_device *bdev)  in sync_blockdev()  argument
1778 static inline int sync_blockdev_nowait(struct block_device *bdev)  in sync_blockdev_nowait()  argument
1798 int bdev_freeze(struct block_device *bdev);
1799 int bdev_thaw(struct block_device *bdev);
1808 static inline bool bdev_can_atomic_write(struct block_device *bdev)  in bdev_can_atomic_write()  argument
1810 	struct request_queue *bd_queue = bdev->bd_queue;  in bdev_can_atomic_write()
1816 	if (bdev_is_partition(bdev)) {  in bdev_can_atomic_write()
1817 		sector_t bd_start_sect = bdev->bd_start_sect;  in bdev_can_atomic_write()