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-rw-r--r--tools/testing/selftests/intel_pstate/Makefile5
1 files changed, 4 insertions, 1 deletions
diff --git a/tools/testing/selftests/intel_pstate/Makefile b/tools/testing/selftests/intel_pstate/Makefile
index 5a3f7d37e912..7340fd6a9a9f 100644
--- a/tools/testing/selftests/intel_pstate/Makefile
+++ b/tools/testing/selftests/intel_pstate/Makefile
@@ -2,7 +2,10 @@
CFLAGS := $(CFLAGS) -Wall -D_GNU_SOURCE
LDLIBS := $(LDLIBS) -lm
-ifeq (,$(filter $(ARCH),x86))
+uname_M := $(shell uname -m 2>/dev/null || echo not)
+ARCH ?= $(shell echo $(uname_M) | sed -e s/i.86/x86/ -e s/x86_64/x86/)
+
+ifeq (x86,$(ARCH))
TEST_GEN_FILES := msr aperf
endif