License cleanup: add SPDX GPL-2.0 license identifier to files with no license

[linux-2.6-block.git] / include / linux / btrfs.h

diff --git a/include/linux/btrfs.h b/include/linux/btrfs.h
index 22d799147db2bcb9f6a85ce7bf7481cbf81c4515..9a37a45ec801081e393bbdd1595d18b0edf06ccf 100644 (file)
--- a/include/linux/btrfs.h
+++ b/include/linux/btrfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #ifndef _LINUX_BTRFS_H
 #define _LINUX_BTRFS_H