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-rw-r--r--arch/powerpc/include/asm/cache.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/cache.h b/arch/powerpc/include/asm/cache.h
index d122f7f957ce..c1d257aa4c2d 100644
--- a/arch/powerpc/include/asm/cache.h
+++ b/arch/powerpc/include/asm/cache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_POWERPC_CACHE_H
#define _ASM_POWERPC_CACHE_H