summaryrefslogtreecommitdiffstats
path: root/fs/btrfs/ctree.h
diff options
context:
space:
mode:
authorChris Mason <chris.mason@oracle.com>2008-06-25 16:01:31 -0400
committerChris Mason <chris.mason@oracle.com>2008-09-25 11:04:03 -0400
commite7a84565bcdb239caad29ccbe559ef978090ac7e (patch)
treeaaeba005e713cde2030c27451d98847accff116d /fs/btrfs/ctree.h
parenta74a4b97b61beede185b4b3ad359d7d378b0d312 (diff)
downloadblackbird-op-linux-e7a84565bcdb239caad29ccbe559ef978090ac7e.tar.gz
blackbird-op-linux-e7a84565bcdb239caad29ccbe559ef978090ac7e.zip
Btrfs: Add btree locking to the tree defragmentation code
The online btree defragger is simplified and rewritten to use standard btree searches instead of a walk up / down mechanism. Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/ctree.h')
-rw-r--r--fs/btrfs/ctree.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 244fe86bcc55..ca8e6f15859e 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -1411,6 +1411,8 @@ int btrfs_previous_item(struct btrfs_root *root,
struct extent_buffer *btrfs_root_node(struct btrfs_root *root);
struct extent_buffer *btrfs_lock_root_node(struct btrfs_root *root);
+int btrfs_find_next_key(struct btrfs_root *root, struct btrfs_path *path,
+ struct btrfs_key *key, int lowest_level);
int btrfs_cow_block(struct btrfs_trans_handle *trans,
struct btrfs_root *root, struct extent_buffer *buf,
OpenPOWER on IntegriCloud