On Fri, Oct 08, 2021 at 08:55:32AM +0300, Oleksandr Andrushchenko wrote: > From: Oleksandr Andrushchenko <oleksandr_andrushche...@epam.com> > > Arm's PCI passthrough implementation doesn't support legacy interrupts, > but MSI/MSI-X. This can be the case for other platforms too. > For that reason introduce a new CONFIG_PCI_SUPP_LEGACY_IRQ and add > it to the CFLAGS and compile the relevant code in the toolstack only if > applicable.
I don't think that's true anymore since v2 ;-). The compiler may choose to avoid compiling code that wouldn't be executed, but I think that would just be optimisation. > Signed-off-by: Oleksandr Andrushchenko <oleksandr_andrushche...@epam.com> > Reviewed-by: Stefano Stabellini <sstabell...@kernel.org> > Reviewed-by: Rahul Singh <rahul.si...@arm.com> > Tested-by: Rahul Singh <rahul.si...@arm.com> > --- > diff --git a/tools/libs/light/Makefile b/tools/libs/light/Makefile > index 7d8c51d49242..bd3f6be2a183 100644 > --- a/tools/libs/light/Makefile > +++ b/tools/libs/light/Makefile > @@ -46,6 +46,10 @@ CFLAGS += -Wno-format-zero-length -Wmissing-declarations \ > -Wno-declaration-after-statement -Wformat-nonliteral > CFLAGS += -I. > > +ifeq ($(CONFIG_X86),y) > +CFLAGS += -DCONFIG_PCI_SUPP_LEGACY_IRQ > +endif > + Could you write this instead: CFLAGS-$(CONFIG_X86) += -DCONFIG_PCI_SUPP_LEGACY_IRQ In any case, Acked-by: Anthony PERARD <anthony.per...@citrix.com> Thanks, -- Anthony PERARD
