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-rw-r--r--tools/testing/selftests/powerpc/stringloops/Makefile1
-rw-r--r--tools/testing/selftests/powerpc/stringloops/asm/ppc_asm.h1
-rw-r--r--tools/testing/selftests/powerpc/stringloops/memcmp.c1
3 files changed, 3 insertions, 0 deletions
diff --git a/tools/testing/selftests/powerpc/stringloops/Makefile b/tools/testing/selftests/powerpc/stringloops/Makefile
index 557b9379f3bb..1125e489055e 100644
--- a/tools/testing/selftests/powerpc/stringloops/Makefile
+++ b/tools/testing/selftests/powerpc/stringloops/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# The loops are all 64-bit code
CFLAGS += -m64
CFLAGS += -I$(CURDIR)
diff --git a/tools/testing/selftests/powerpc/stringloops/asm/ppc_asm.h b/tools/testing/selftests/powerpc/stringloops/asm/ppc_asm.h
index 11bece87e880..136242ec4b0e 100644
--- a/tools/testing/selftests/powerpc/stringloops/asm/ppc_asm.h
+++ b/tools/testing/selftests/powerpc/stringloops/asm/ppc_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <ppc-asm.h>
#ifndef r1
diff --git a/tools/testing/selftests/powerpc/stringloops/memcmp.c b/tools/testing/selftests/powerpc/stringloops/memcmp.c
index 30b1222380ca..8250db25b379 100644
--- a/tools/testing/selftests/powerpc/stringloops/memcmp.c
+++ b/tools/testing/selftests/powerpc/stringloops/memcmp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <malloc.h>
#include <stdlib.h>
#include <string.h>