207 	struct block_device *bdev;  member
445 static int dm_blk_open(struct block_device *bdev, fmode_t mode)  in dm_blk_open()  argument
451 	md = bdev->bd_disk->private_data;  in dm_blk_open()
552 static int dm_blk_getgeo(struct block_device *bdev, struct hd_geometry *geo)  in dm_blk_getgeo()  argument
554 	struct mapped_device *md = bdev->bd_disk->private_data;  in dm_blk_getgeo()
560 		struct dm_target **tgt, struct block_device **bdev,  in dm_get_live_table_for_ioctl()  argument
586 	r = (*tgt)->type->prepare_ioctl(*tgt, bdev, mode);  in dm_get_live_table_for_ioctl()
601 static int dm_blk_ioctl(struct block_device *bdev, fmode_t mode,  in dm_blk_ioctl()  argument
604 	struct mapped_device *md = bdev->bd_disk->private_data;  in dm_blk_ioctl()
778 	struct block_device *bdev;  in open_table_device()  local
782 	BUG_ON(td->dm_dev.bdev);  in open_table_device()
784 	bdev = blkdev_get_by_dev(dev, td->dm_dev.mode | FMODE_EXCL, _claim_ptr);  in open_table_device()
785 	if (IS_ERR(bdev))  in open_table_device()
786 		return PTR_ERR(bdev);  in open_table_device()
788 	r = bd_link_disk_holder(bdev, dm_disk(md));  in open_table_device()
790 		blkdev_put(bdev, td->dm_dev.mode | FMODE_EXCL);  in open_table_device()
794 	td->dm_dev.bdev = bdev;  in open_table_device()
803 	if (!td->dm_dev.bdev)  in close_table_device()
806 	bd_unlink_disk_holder(td->dm_dev.bdev, dm_disk(md));  in close_table_device()
807 	blkdev_put(td->dm_dev.bdev, td->dm_dev.mode | FMODE_EXCL);  in close_table_device()
808 	td->dm_dev.bdev = NULL;  in close_table_device()
816 		if (td->dm_dev.bdev->bd_dev == dev && td->dm_dev.mode == mode)  in find_table_device()
837 		td->dm_dev.bdev = NULL;  in dm_get_table_device()
2276 	if (md->bdev) {  in cleanup_mapped_device()
2277 		bdput(md->bdev);  in cleanup_mapped_device()
2278 		md->bdev = NULL;  in cleanup_mapped_device()
2356 	md->bdev = bdget_disk(md->disk, 0);  in alloc_dev()
2357 	if (!md->bdev)  in alloc_dev()
2361 	md->flush_bio.bi_bdev = md->bdev;  in alloc_dev()
2472 	i_size_write(md->bdev->bd_inode, (loff_t)size << SECTOR_SHIFT);  in __set_size()
3051 	md->frozen_sb = freeze_bdev(md->bdev);  in lock_fs()
3068 	thaw_bdev(md->bdev, md->frozen_sb);  in unlock_fs()
3555 static int dm_pr_register(struct block_device *bdev, u64 old_key, u64 new_key,  in dm_pr_register()  argument
3558 	struct mapped_device *md = bdev->bd_disk->private_data;  in dm_pr_register()
3564 	r = dm_get_live_table_for_ioctl(md, &tgt, &bdev, &mode, &srcu_idx);  in dm_pr_register()
3568 	ops = bdev->bd_disk->fops->pr_ops;  in dm_pr_register()
3570 		r = ops->pr_register(bdev, old_key, new_key, flags);  in dm_pr_register()
3578 static int dm_pr_reserve(struct block_device *bdev, u64 key, enum pr_type type,  in dm_pr_reserve()  argument
3581 	struct mapped_device *md = bdev->bd_disk->private_data;  in dm_pr_reserve()
3587 	r = dm_get_live_table_for_ioctl(md, &tgt, &bdev, &mode, &srcu_idx);  in dm_pr_reserve()
3591 	ops = bdev->bd_disk->fops->pr_ops;  in dm_pr_reserve()
3593 		r = ops->pr_reserve(bdev, key, type, flags);  in dm_pr_reserve()
3601 static int dm_pr_release(struct block_device *bdev, u64 key, enum pr_type type)  in dm_pr_release()  argument
3603 	struct mapped_device *md = bdev->bd_disk->private_data;  in dm_pr_release()
3609 	r = dm_get_live_table_for_ioctl(md, &tgt, &bdev, &mode, &srcu_idx);  in dm_pr_release()
3613 	ops = bdev->bd_disk->fops->pr_ops;  in dm_pr_release()
3615 		r = ops->pr_release(bdev, key, type);  in dm_pr_release()
3623 static int dm_pr_preempt(struct block_device *bdev, u64 old_key, u64 new_key,  in dm_pr_preempt()  argument
3626 	struct mapped_device *md = bdev->bd_disk->private_data;  in dm_pr_preempt()
3632 	r = dm_get_live_table_for_ioctl(md, &tgt, &bdev, &mode, &srcu_idx);  in dm_pr_preempt()
3636 	ops = bdev->bd_disk->fops->pr_ops;  in dm_pr_preempt()
3638 		r = ops->pr_preempt(bdev, old_key, new_key, type, abort);  in dm_pr_preempt()
3646 static int dm_pr_clear(struct block_device *bdev, u64 key)  in dm_pr_clear()  argument
3648 	struct mapped_device *md = bdev->bd_disk->private_data;  in dm_pr_clear()
3654 	r = dm_get_live_table_for_ioctl(md, &tgt, &bdev, &mode, &srcu_idx);  in dm_pr_clear()
3658 	ops = bdev->bd_disk->fops->pr_ops;  in dm_pr_clear()
3660 		r = ops->pr_clear(bdev, key);  in dm_pr_clear()