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-rw-r--r--tools/arch/sparc/include/asm/barrier_64.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/arch/sparc/include/asm/barrier_64.h b/tools/arch/sparc/include/asm/barrier_64.h
index 9a7d7322c3f7..ba61344287d5 100644
--- a/tools/arch/sparc/include/asm/barrier_64.h
+++ b/tools/arch/sparc/include/asm/barrier_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __TOOLS_LINUX_SPARC64_BARRIER_H
#define __TOOLS_LINUX_SPARC64_BARRIER_H
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