diff options
Diffstat (limited to 'include/linux/blkdev.h')
| -rw-r--r-- | include/linux/blkdev.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 7a3da7f44afb..1bc776335ff8 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -1468,6 +1468,16 @@ struct blk_holder_ops { * Sync the file system mounted on the block device. */ void (*sync)(struct block_device *bdev); + + /* + * Freeze the file system mounted on the block device. + */ + int (*freeze)(struct block_device *bdev); + + /* + * Thaw the file system mounted on the block device. + */ + int (*thaw)(struct block_device *bdev); }; extern const struct blk_holder_ops fs_holder_ops; |