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authorChris Mason <chris.mason@oracle.com>2008-04-25 16:53:30 -0400
committerChris Mason <chris.mason@oracle.com>2008-09-25 11:04:02 -0400
commit8f18cf13396caae5a3d7ae91201cfb15181a9642 (patch)
treeff4bfc2e7f45f10d176b969408cdb469ae3f7194 /fs/btrfs/volumes.h
parent5e478dc9828ad33d7b08dcdf277e13f14a7c1be7 (diff)
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.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/btrfs/volumes.h b/fs/btrfs/volumes.h
index a2660d2b6b3..6fe8440b37a 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