dm: add missing SPDX-License-Indentifiers

[linux-2.6-block.git] / drivers / md / dm-cache-background-tracker.h

diff --git a/drivers/md/dm-cache-background-tracker.h b/drivers/md/dm-cache-background-tracker.h
index b5056e8275c1593a690308b234cc7fe0e620dde7..001439a8514c7352dd15d4dea1d6661d9edfbfe4 100644 (file)
--- a/drivers/md/dm-cache-background-tracker.h
+++ b/drivers/md/dm-cache-background-tracker.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (C) 2017 Red Hat. All rights reserved.
  *