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| author | Chris Mason <chris.mason@oracle.com> | 2008-04-26 00:53:30 +0400 |
|---|---|---|
| committer | Chris Mason <chris.mason@oracle.com> | 2008-09-25 19:04:02 +0400 |
| commit | 8f18cf13396caae5a3d7ae91201cfb15181a9642 (patch) | |
| tree | ff4bfc2e7f45f10d176b969408cdb469ae3f7194 /fs/btrfs/volumes.h | |
| parent | 5e478dc9828ad33d7b08dcdf277e13f14a7c1be7 (diff) | |
| download | linux-8f18cf13396caae5a3d7ae91201cfb15181a9642.tar.xz | |
Btrfs: Make the resizer work based on shrinking and growing devices
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/volumes.h')
| -rw-r--r-- | fs/btrfs/volumes.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/btrfs/volumes.h b/fs/btrfs/volumes.h index a2660d2b6b34..6fe8440b37a7 100644 --- a/fs/btrfs/volumes.h +++ b/fs/btrfs/volumes.h @@ -128,4 +128,9 @@ int btrfs_cleanup_fs_uuids(void); int btrfs_num_copies(struct btrfs_mapping_tree *map_tree, u64 logical, u64 len); int btrfs_unplug_page(struct btrfs_mapping_tree *map_tree, u64 logical, struct page *page); +int btrfs_grow_device(struct btrfs_trans_handle *trans, + struct btrfs_device *device, u64 new_size); +struct btrfs_device *btrfs_find_device(struct btrfs_root *root, u64 devid, + u8 *uuid); +int btrfs_shrink_device(struct btrfs_device *device, u64 new_size); #endif |