Check it before compiling to avoid the failure of building and installation.
Signed-off-by: Bamvor Jian Zhang <bamvor.zhangj...@linaro.org> --- tools/testing/selftests/vm/Makefile | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/tools/testing/selftests/vm/Makefile b/tools/testing/selftests/vm/Makefile index 1dacac8..925a82d 100644 --- a/tools/testing/selftests/vm/Makefile +++ b/tools/testing/selftests/vm/Makefile @@ -1,5 +1,15 @@ # Makefile for vm selftests +uname_M := $(shell uname -m 2>/dev/null || echo not) +ARCH ?= $(shell echo $(uname_M) | sed -e s/i.86/i386/ -e s/ppc.*/powerpc/) + +ifeq ($(ARCH),powerpc) +support_userfaultfd = yes +endif +ifeq ($(ARCH),x86) +support_userfaultfd = yes +endif + CFLAGS = -Wall -I ../../../../usr/include $(EXTRA_CFLAGS) BINARIES = compaction_test BINARIES += hugepage-mmap @@ -9,7 +19,9 @@ BINARIES += mlock2-tests BINARIES += on-fault-limit BINARIES += thuge-gen BINARIES += transhuge-stress +ifdef support_userfaultfd BINARIES += userfaultfd +endif all: $(BINARIES) %: %.c -- 2.1.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/