1 files changed, 12 insertions, 0 deletions
diff --git a/fs/btrfs/dedupe.h b/fs/btrfs/dedupe.h
new file mode 100644
index 000000000..90281a7a3
--- /dev/null
+++ b/fs/btrfs/dedupe.h
@@ -0,0 +1,12 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) 2016 Fujitsu.  All rights reserved.
+ */
+
+#ifndef BTRFS_DEDUPE_H
+#define BTRFS_DEDUPE_H
+
+/* later in-band dedupe will expand this struct */
+struct btrfs_dedupe_hash;
+
+#endif