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,
722 static inline unsigned int bdev_max_open_zones(struct block_device *bdev)  in bdev_max_open_zones()  argument
724 	return bdev->bd_disk->queue->limits.max_open_zones;  in bdev_max_open_zones()
727 static inline unsigned int bdev_max_active_zones(struct block_device *bdev)  in bdev_max_active_zones()  argument
729 	return bdev->bd_disk->queue->limits.max_active_zones;  in bdev_max_active_zones()
764 static inline u8 bdev_partno(const struct block_device *bdev)  in bdev_partno()  argument
766 	return atomic_read(&bdev->__bd_flags) & BD_PARTNO;  in bdev_partno()
769 static inline bool bdev_test_flag(const struct block_device *bdev, unsigned flag)  in bdev_test_flag()  argument
771 	return atomic_read(&bdev->__bd_flags) & flag;  in bdev_test_flag()
774 static inline void bdev_set_flag(struct block_device *bdev, unsigned flag)  in bdev_set_flag()  argument
776 	atomic_or(flag, &bdev->__bd_flags);  in bdev_set_flag()
779 static inline void bdev_clear_flag(struct block_device *bdev, unsigned flag)  in bdev_clear_flag()  argument
781 	atomic_andnot(flag, &bdev->__bd_flags);  in bdev_clear_flag()
790 static inline bool bdev_read_only(struct block_device *bdev)  in bdev_read_only()  argument
792 	return bdev_test_flag(bdev, BD_READ_ONLY) || get_disk_ro(bdev->bd_disk);  in bdev_read_only()
797 void bdev_mark_dead(struct block_device *bdev, bool surprise);
802 static inline sector_t get_start_sect(struct block_device *bdev)  in get_start_sect()  argument
804 	return bdev->bd_start_sect;  in get_start_sect()
807 static inline sector_t bdev_nr_sectors(struct block_device *bdev)  in bdev_nr_sectors()  argument
809 	return bdev->bd_nr_sectors;  in bdev_nr_sectors()
812 static inline loff_t bdev_nr_bytes(struct block_device *bdev)  in bdev_nr_bytes()  argument
814 	return (loff_t)bdev_nr_sectors(bdev) << SECTOR_SHIFT;  in bdev_nr_bytes()
852 static inline unsigned int bdev_zone_capacity(struct block_device *bdev,  in bdev_zone_capacity()  argument
855 	return disk_zone_capacity(bdev->bd_disk, pos);  in bdev_zone_capacity()
868 static inline unsigned int bdev_nr_zones(struct block_device *bdev)  in bdev_nr_zones()  argument
870 	return disk_nr_zones(bdev->bd_disk);  in bdev_nr_zones()
908 int bd_link_disk_holder(struct block_device *bdev, struct gendisk *disk);
909 void bd_unlink_disk_holder(struct block_device *bdev, struct gendisk *disk);
911 static inline int bd_link_disk_holder(struct block_device *bdev,  in bd_link_disk_holder()  argument
916 static inline void bd_unlink_disk_holder(struct block_device *bdev,  in bd_unlink_disk_holder()  argument
949 static inline struct request_queue *bdev_get_queue(struct block_device *bdev)  in bdev_get_queue()  argument
951 	return bdev->bd_queue;	/* this is never NULL */  in bdev_get_queue()
1047 void queue_limits_stack_bdev(struct queue_limits *t, struct block_device *bdev,
1126 int blkdev_issue_flush(struct block_device *bdev);
1153 static inline int blkdev_issue_flush(struct block_device *bdev)  in blkdev_issue_flush()  argument
1166 int blkdev_issue_discard(struct block_device *bdev, sector_t sector,
1168 int __blkdev_issue_discard(struct block_device *bdev, sector_t sector,
1170 int blkdev_issue_secure_erase(struct block_device *bdev, sector_t sector,
1177 extern int __blkdev_issue_zeroout(struct block_device *bdev, sector_t sector,
1180 extern int blkdev_issue_zeroout(struct block_device *bdev, sector_t sector,
1204 static inline bool bdev_is_partition(struct block_device *bdev)  in bdev_is_partition()  argument
1206 	return bdev_partno(bdev) != 0;  in bdev_is_partition()
1225 static inline struct queue_limits *bdev_limits(struct block_device *bdev)  in bdev_limits()  argument
1227 	return &bdev_get_queue(bdev)->limits;  in bdev_limits()
1275 static inline bool bdev_emulates_zone_append(struct block_device *bdev)  in bdev_emulates_zone_append()  argument
1277 	return queue_emulates_zone_append(bdev_get_queue(bdev));  in bdev_emulates_zone_append()
1281 bdev_max_zone_append_sectors(struct block_device *bdev)  in bdev_max_zone_append_sectors()  argument
1283 	return bdev_limits(bdev)->max_zone_append_sectors;  in bdev_max_zone_append_sectors()
1286 static inline unsigned int bdev_max_segments(struct block_device *bdev)  in bdev_max_segments()  argument
1288 	return queue_max_segments(bdev_get_queue(bdev));  in bdev_max_segments()
1296 static inline unsigned int bdev_logical_block_size(struct block_device *bdev)  in bdev_logical_block_size()  argument
1298 	return queue_logical_block_size(bdev_get_queue(bdev));  in bdev_logical_block_size()
1306 static inline unsigned int bdev_physical_block_size(struct block_device *bdev)  in bdev_physical_block_size()  argument
1308 	return queue_physical_block_size(bdev_get_queue(bdev));  in bdev_physical_block_size()
1316 static inline unsigned int bdev_io_min(struct block_device *bdev)  in bdev_io_min()  argument
1318 	return queue_io_min(bdev_get_queue(bdev));  in bdev_io_min()
1326 static inline unsigned int bdev_io_opt(struct block_device *bdev)  in bdev_io_opt()  argument
1328 	return queue_io_opt(bdev_get_queue(bdev));  in bdev_io_opt()
1338 bdev_zone_write_granularity(struct block_device *bdev)  in bdev_zone_write_granularity()  argument
1340 	return queue_zone_write_granularity(bdev_get_queue(bdev));  in bdev_zone_write_granularity()
1343 int bdev_alignment_offset(struct block_device *bdev);
1344 unsigned int bdev_discard_alignment(struct block_device *bdev);
1346 static inline unsigned int bdev_max_discard_sectors(struct block_device *bdev)  in bdev_max_discard_sectors()  argument
1348 	return bdev_limits(bdev)->max_discard_sectors;  in bdev_max_discard_sectors()
1351 static inline unsigned int bdev_discard_granularity(struct block_device *bdev)  in bdev_discard_granularity()  argument
1353 	return bdev_limits(bdev)->discard_granularity;  in bdev_discard_granularity()
1357 bdev_max_secure_erase_sectors(struct block_device *bdev)  in bdev_max_secure_erase_sectors()  argument
1359 	return bdev_limits(bdev)->max_secure_erase_sectors;  in bdev_max_secure_erase_sectors()
1362 static inline unsigned int bdev_write_zeroes_sectors(struct block_device *bdev)  in bdev_write_zeroes_sectors()  argument
1364 	return bdev_limits(bdev)->max_write_zeroes_sectors;  in bdev_write_zeroes_sectors()
1367 static inline bool bdev_nonrot(struct block_device *bdev)  in bdev_nonrot()  argument
1369 	return blk_queue_nonrot(bdev_get_queue(bdev));  in bdev_nonrot()
1372 static inline bool bdev_synchronous(struct block_device *bdev)  in bdev_synchronous()  argument
1374 	return bdev->bd_disk->queue->limits.features & BLK_FEAT_SYNCHRONOUS;  in bdev_synchronous()
1377 static inline bool bdev_stable_writes(struct block_device *bdev)  in bdev_stable_writes()  argument
1379 	struct request_queue *q = bdev_get_queue(bdev);  in bdev_stable_writes()
1393 static inline bool bdev_write_cache(struct block_device *bdev)  in bdev_write_cache()  argument
1395 	return blk_queue_write_cache(bdev_get_queue(bdev));  in bdev_write_cache()
1398 static inline bool bdev_fua(struct block_device *bdev)  in bdev_fua()  argument
1400 	return bdev_limits(bdev)->features & BLK_FEAT_FUA;  in bdev_fua()
1403 static inline bool bdev_nowait(struct block_device *bdev)  in bdev_nowait()  argument
1405 	return bdev->bd_disk->queue->limits.features & BLK_FEAT_NOWAIT;  in bdev_nowait()
1408 static inline bool bdev_is_zoned(struct block_device *bdev)  in bdev_is_zoned()  argument
1410 	return blk_queue_is_zoned(bdev_get_queue(bdev));  in bdev_is_zoned()
1413 static inline unsigned int bdev_zone_no(struct block_device *bdev, sector_t sec)  in bdev_zone_no()  argument
1415 	return disk_zone_no(bdev->bd_disk, sec);  in bdev_zone_no()
1418 static inline sector_t bdev_zone_sectors(struct block_device *bdev)  in bdev_zone_sectors()  argument
1420 	struct request_queue *q = bdev_get_queue(bdev);  in bdev_zone_sectors()
1427 static inline sector_t bdev_offset_from_zone_start(struct block_device *bdev,  in bdev_offset_from_zone_start()  argument
1430 	return sector & (bdev_zone_sectors(bdev) - 1);  in bdev_offset_from_zone_start()
1439 static inline bool bdev_is_zone_start(struct block_device *bdev,  in bdev_is_zone_start()  argument
1442 	return bdev_offset_from_zone_start(bdev, sector) == 0;  in bdev_is_zone_start()
1452 static inline bool bdev_zone_is_seq(struct block_device *bdev, sector_t sector)  in bdev_zone_is_seq()  argument
1457 	if (bdev_is_zoned(bdev)) {  in bdev_zone_is_seq()
1458 		struct gendisk *disk = bdev->bd_disk;  in bdev_zone_is_seq()
1472 int blk_zone_issue_zeroout(struct block_device *bdev, sector_t sector,
1504 static inline unsigned int bdev_dma_alignment(struct block_device *bdev)  in bdev_dma_alignment()  argument
1506 	return queue_dma_alignment(bdev_get_queue(bdev));  in bdev_dma_alignment()
1509 static inline bool bdev_iter_is_aligned(struct block_device *bdev,  in bdev_iter_is_aligned()  argument
1512 	return iov_iter_is_aligned(iter, bdev_dma_alignment(bdev),  in bdev_iter_is_aligned()
1513 				   bdev_logical_block_size(bdev) - 1);  in bdev_iter_is_aligned()
1572 	int (*ioctl)(struct block_device *bdev, blk_mode_t mode,
1574 	int (*compat_ioctl)(struct block_device *bdev, blk_mode_t mode,
1580 	int (*set_read_only)(struct block_device *bdev, bool ro);
1621 unsigned long bdev_start_io_acct(struct block_device *bdev, enum req_op op,
1623 void bdev_end_io_acct(struct block_device *bdev, enum req_op op,
1640 int bdev_validate_blocksize(struct block_device *bdev, int block_size);
1656 	void (*mark_dead)(struct block_device *bdev, bool surprise);
1661 	void (*sync)(struct block_device *bdev);
1666 	int (*freeze)(struct block_device *bdev);
1671 	int (*thaw)(struct block_device *bdev);
1693 int bd_prepare_to_claim(struct block_device *bdev, void *holder,
1695 void bd_abort_claiming(struct block_device *bdev, void *holder);
1700 unsigned int block_size(struct block_device *bdev);
1703 void invalidate_bdev(struct block_device *bdev);
1704 int sync_blockdev(struct block_device *bdev);
1705 int sync_blockdev_range(struct block_device *bdev, loff_t lstart, loff_t lend);
1706 int sync_blockdev_nowait(struct block_device *bdev);
1712 static inline void invalidate_bdev(struct block_device *bdev)  in invalidate_bdev()  argument
1715 static inline int sync_blockdev(struct block_device *bdev)  in sync_blockdev()  argument
1719 static inline int sync_blockdev_nowait(struct block_device *bdev)  in sync_blockdev_nowait()  argument
1739 int bdev_freeze(struct block_device *bdev);
1740 int bdev_thaw(struct block_device *bdev);
1758 static inline bool bdev_can_atomic_write(struct block_device *bdev)  in bdev_can_atomic_write()  argument
1760 	struct request_queue *bd_queue = bdev->bd_queue;  in bdev_can_atomic_write()
1766 	if (bdev_is_partition(bdev))  in bdev_can_atomic_write()
1767 		return blk_atomic_write_start_sect_aligned(bdev->bd_start_sect,  in bdev_can_atomic_write()
1774 bdev_atomic_write_unit_min_bytes(struct block_device *bdev)  in bdev_atomic_write_unit_min_bytes()  argument
1776 	if (!bdev_can_atomic_write(bdev))  in bdev_atomic_write_unit_min_bytes()
1778 	return queue_atomic_write_unit_min_bytes(bdev_get_queue(bdev));  in bdev_atomic_write_unit_min_bytes()
1782 bdev_atomic_write_unit_max_bytes(struct block_device *bdev)  in bdev_atomic_write_unit_max_bytes()  argument
1784 	if (!bdev_can_atomic_write(bdev))  in bdev_atomic_write_unit_max_bytes()
1786 	return queue_atomic_write_unit_max_bytes(bdev_get_queue(bdev));  in bdev_atomic_write_unit_max_bytes()