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-rw-r--r--arch/x86/xen/pmu.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/xen/pmu.h b/arch/x86/xen/pmu.h
index 4be5355b56f7..0e83a160589b 100644
--- a/arch/x86/xen/pmu.h
+++ b/arch/x86/xen/pmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __XEN_PMU_H
#define __XEN_PMU_H