On Mon, Mar 26, 2018 at 08:02:30PM -0700, Alexei Starovoitov wrote: > On Tue, Mar 27, 2018 at 10:20:10AM +0800, Du, Changbin wrote: > > On Mon, Mar 26, 2018 at 07:55:13AM -0700, Alexei Starovoitov wrote: > > > On Mon, Mar 26, 2018 at 05:23:28PM +0800, changbin...@intel.com wrote: > > > > Signed-off-by: Changbin Du <changbin...@intel.com> > > > > --- > > > > tools/testing/selftests/bpf/Makefile | 5 +++-- > > > > 1 file changed, 3 insertions(+), 2 deletions(-) > > > > > > > > diff --git a/tools/testing/selftests/bpf/Makefile > > > > b/tools/testing/selftests/bpf/Makefile > > > > index 5c43c18..dc0fdc8 100644 > > > > --- a/tools/testing/selftests/bpf/Makefile > > > > +++ b/tools/testing/selftests/bpf/Makefile > > > > @@ -10,7 +10,8 @@ ifneq ($(wildcard $(GENHDR)),) > > > > GENFLAGS := -DHAVE_GENHDR > > > > endif > > > > > > > > -CFLAGS += -Wall -O2 -I$(APIDIR) -I$(LIBDIR) -I$(GENDIR) $(GENFLAGS) > > > > -I../../../include > > > > +CFLAGS += -Wall -O2 -I$(APIDIR) -I$(LIBDIR) -I$(GENDIR) $(GENFLAGS) \ > > > > + -I../../../include -I../../../../usr/include > > > > LDLIBS += -lcap -lelf -lrt -lpthread > > > > > > > > # Order correspond to 'make run_tests' order > > > > @@ -62,7 +63,7 @@ else > > > > CPU ?= generic > > > > endif > > > > > > > > -CLANG_FLAGS = -I. -I./include/uapi -I../../../include/uapi \ > > > > +CLANG_FLAGS = -I. -I./include/uapi -I../../../include/uapi > > > > -I../../../../usr/include \ > > > > -Wno-compare-distinct-pointer-types > > > > > > Nack. > > > I suspect that will break the build for everyone else who's doing it in > > > the directory > > > itself instead of the outer one. > > > > > > > This one? But I didn't see any problem. > > because the build was lucky and additional path ../../../../usr/include > didn't point > to a valid dir? I am sorry but I don't understand why you mean *lucky*. Of cause, the path is valid.
> Please test with in-source and out-of-source builds. > agree. -- Thanks, Changbin Du
