| From | Masahiro Yamada <> | Date | Fri, 25 Oct 2019 10:29:47 +0900 | Subject | Re: [PATCH v2 16/17] arm64: disable SCS for hypervisor code |
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On Fri, Oct 25, 2019 at 7:52 AM <samitolvanen@google.com> wrote: > > Signed-off-by: Sami Tolvanen <samitolvanen@google.com> > --- > arch/arm64/kvm/hyp/Makefile | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/arch/arm64/kvm/hyp/Makefile b/arch/arm64/kvm/hyp/Makefile > index ea710f674cb6..8289ea086e5e 100644 > --- a/arch/arm64/kvm/hyp/Makefile > +++ b/arch/arm64/kvm/hyp/Makefile > @@ -28,3 +28,6 @@ GCOV_PROFILE := n > KASAN_SANITIZE := n > UBSAN_SANITIZE := n > KCOV_INSTRUMENT := n > + > +ORIG_CFLAGS := $(KBUILD_CFLAGS) > +KBUILD_CFLAGS = $(subst $(CC_FLAGS_SCS),,$(ORIG_CFLAGS))
$(subst ... ) is not the correct use here.
It works like sed, s/$(CC_CFLAGS_SCS)// instead of matching by word.
KBUILD_CFLAGS := $(filter-out $(CC_FLAGS_SCS), $(KBUILD_CFLAGS))
is more correct, and simpler.
-- Best Regards Masahiro Yamada
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