[PATCH] selftests/vm: Fix building protection keys test

[Harish <harish@xxxxxxxxxxxxx>]

The previous patch tries to include a arch check for powerpc using
findstring, which prevents test from building on powerpc arch. Fix
this with filtering using machine type.

Signed-off-by: Harish <harish@xxxxxxxxxxxxx>
---
 tools/testing/selftests/vm/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/testing/selftests/vm/Makefile b/tools/testing/selftests/vm/Makefile
index 691893afc15d..0dc632cdbc73 100644
--- a/tools/testing/selftests/vm/Makefile
+++ b/tools/testing/selftests/vm/Makefile
@@ -61,7 +61,7 @@ TEST_GEN_FILES += $(BINARIES_64)
 endif
 else
 
-ifneq (,$(findstring $(ARCH),powerpc))
+ifneq (,$(filter $(MACHINE),ppc64 ppc64le))
 TEST_GEN_FILES += protection_keys
 endif
 
-- 
2.26.2