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-rw-r--r--kernel/events/callchain.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/kernel/events/callchain.c b/kernel/events/callchain.c
index 24a77c34e9ad..c2b41a263166 100644
--- a/kernel/events/callchain.c
+++ b/kernel/events/callchain.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Performance events callchain code, extracted from core.c:
*
@@ -5,8 +6,6 @@
* Copyright (C) 2008-2011 Red Hat, Inc., Ingo Molnar
* Copyright (C) 2008-2011 Red Hat, Inc., Peter Zijlstra
* Copyright © 2009 Paul Mackerras, IBM Corp. <paulus@au1.ibm.com>
- *
- * For licensing details see kernel-base/COPYING
*/
#include <linux/perf_event.h>