1 files changed, 7 insertions, 3 deletions

diff --git a/fs/btrfs/backref.h b/fs/btrfs/backref.h
index 032f4dc7eab8..e75533043a5f 100644
--- a/fs/btrfs/backref.h
+++ b/fs/btrfs/backref.h
@@ -33,14 +33,13 @@ struct inode_fs_paths {
 
 typedef int (iterate_extent_inodes_t)(u64 inum, u64 offset, u64 root,
                 void *ctx);
-typedef int (iterate_irefs_t)(u64 parent, struct btrfs_inode_ref *iref,
-                                struct extent_buffer *eb, void *ctx);
 
 int inode_item_info(u64 inum, u64 ioff, struct btrfs_root *fs_root,
                         struct btrfs_path *path);
 
 int extent_from_logical(struct btrfs_fs_info *fs_info, u64 logical,
-                        struct btrfs_path *path, struct btrfs_key *found_key);
+                        struct btrfs_path *path, struct btrfs_key *found_key,
+                        u64 *flags);
 
 int tree_backref_for_extent(unsigned long *ptr, struct extent_buffer *eb,
                                 struct btrfs_extent_item *ei, u32 item_size,
@@ -69,4 +68,9 @@ struct inode_fs_paths *init_ipath(s32 total_bytes, struct btrfs_root *fs_root,
                                         struct btrfs_path *path);
 void free_ipath(struct inode_fs_paths *ipath);
 
+int btrfs_find_one_extref(struct btrfs_root *root, u64 inode_objectid,
+                          u64 start_off, struct btrfs_path *path,
+                          struct btrfs_inode_extref **ret_extref,
+                          u64 *found_off);
+
 #endif