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-rw-r--r--arch/alpha/include/asm/cacheflush.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/alpha/include/asm/cacheflush.h b/arch/alpha/include/asm/cacheflush.h
index a9cb6aa447aa..89128489cb59 100644
--- a/arch/alpha/include/asm/cacheflush.h
+++ b/arch/alpha/include/asm/cacheflush.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ALPHA_CACHEFLUSH_H
#define _ALPHA_CACHEFLUSH_H