selftests/intel_pstate: fix build for ARCH=x86_64

[ Upstream commit 4c55d2663674fce74d17fd1fad445d2c41d7c651 ]

Handle the scenario where the build is launched with the ARCH envvar
defined as x86_64.

Signed-off-by: Ricardo Cañuelo <ricardo.canuelo@collabora.com>
Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/tools/testing/selftests/intel_pstate/Makefile b/tools/testing/selftests/intel_pstate/Makefile
index 7340fd6a9a9f2cbd0d0f16ad7388d674b0ae0fb5..9fc1a40b0127623ed4d637256e6216341b350ced 100644 (file)
--- a/tools/testing/selftests/intel_pstate/Makefile
+++ b/tools/testing/selftests/intel_pstate/Makefile
@@ -2,10 +2,10 @@
 CFLAGS := $(CFLAGS) -Wall -D_GNU_SOURCE
 LDLIBS := $(LDLIBS) -lm
 
-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/)
+ARCH ?= $(shell uname -m 2>/dev/null || echo not)
+ARCH_PROCESSED := $(shell echo $(ARCH) | sed -e s/i.86/x86/ -e s/x86_64/x86/)
 
-ifeq (x86,$(ARCH))
+ifeq (x86,$(ARCH_PROCESSED))
 TEST_GEN_FILES := msr aperf
 endif