Btrfs: more inode indexed directory work
Signed-off-by: Chris Mason <chris.mason@oracle.com>
diff --git a/fs/btrfs/dir-item.c b/fs/btrfs/dir-item.c
index 2a87e23..62d0c09 100644
--- a/fs/btrfs/dir-item.c
+++ b/fs/btrfs/dir-item.c
@@ -80,6 +80,24 @@
return ret;
}
+int btrfs_lookup_dir_index_item(struct btrfs_trans_handle *trans,
+ struct btrfs_root *root,
+ struct btrfs_path *path, u64 dir,
+ u64 objectid, int mod)
+{
+ int ret;
+ struct btrfs_key key;
+ int ins_len = mod < 0 ? -1 : 0;
+ int cow = mod != 0;
+
+ key.objectid = dir;
+ key.flags = 0;
+ btrfs_set_key_type(&key, BTRFS_DIR_INDEX_KEY);
+ key.offset = objectid;
+ ret = btrfs_search_slot(trans, root, &key, path, ins_len, cow);
+ return ret;
+}
+
int btrfs_match_dir_item_name(struct btrfs_root *root,
struct btrfs_path *path,
const char *name, int name_len)