On Sat, Apr 20, 2024 at 12:07 AM Nicolas Schier <nicolas@xxxxxxxxx> wrote:
>
> On Tue 16 Apr 2024 21:18:36 GMT, Masahiro Yamada wrote:
> > The include directive with the double-quote form, #include "...",
> > first searches for the specified header in the directory containing
> > the source file.
> >
> > If all local headers are included using the double-quote form instead
> > of the angle bracket form, there is no need to add the local directory
> > to the header search path.
> >
> > drivers/gpu/drm/imagination and drivers/net/ethernet/aquantia/atlantic
> > use only the double-quote form for including the local headers, and
> > there are no generated sources or headers in their directories. Hence,
> > the local header search path is unneeded.
> >
> > The same applies to arch/loongarch/kvm/ because TRACE_INCLUDE_PATH is
> > relative to include/trace/.
> >
> > I guess there exist more Makefiles with unnecessary header inclusion
> > paths (and more cases where it is possible to delete the header search
> > path by replacing #include <...> with #include "..."), but I do not have
> > an easy way to detect it.
> >
> > These are unneeded inclusion paths that I happened to find.
> >
> > Signed-off-by: Masahiro Yamada <masahiroy@xxxxxxxxxx>
> > ---
> >
> > arch/loongarch/kvm/Makefile | 2 --
> > drivers/gpu/drm/imagination/Makefile | 2 --
> > drivers/net/ethernet/aquantia/atlantic/Makefile | 2 --
> > 3 files changed, 6 deletions(-)
> >
> > diff --git a/arch/loongarch/kvm/Makefile b/arch/loongarch/kvm/Makefile
> > index 244467d7792a..7a0108a721c1 100644
> > --- a/arch/loongarch/kvm/Makefile
> > +++ b/arch/loongarch/kvm/Makefile
> > @@ -3,8 +3,6 @@
> > # Makefile for LoongArch KVM support
> > #
> >
> > -ccflags-y += -I $(srctree)/$(src)
> > -
> > include $(srctree)/virt/kvm/Makefile.kvm
> >
> > obj-$(CONFIG_KVM) += kvm.o
> > diff --git a/drivers/gpu/drm/imagination/Makefile b/drivers/gpu/drm/imagination/Makefile
> > index ec6db8e9b403..3d9d4d40fb80 100644
> > --- a/drivers/gpu/drm/imagination/Makefile
> > +++ b/drivers/gpu/drm/imagination/Makefile
> > @@ -1,8 +1,6 @@
> > # SPDX-License-Identifier: GPL-2.0-only OR MIT
> > # Copyright (c) 2023 Imagination Technologies Ltd.
> >
> > -subdir-ccflags-y := -I$(srctree)/$(src)
> > -
> > powervr-y := \
> > pvr_ccb.o \
> > pvr_cccb.o \
> > diff --git a/drivers/net/ethernet/aquantia/atlantic/Makefile b/drivers/net/ethernet/aquantia/atlantic/Makefile
> > index 8ebcc68e807f..268a055086c4 100644
> > --- a/drivers/net/ethernet/aquantia/atlantic/Makefile
> > +++ b/drivers/net/ethernet/aquantia/atlantic/Makefile
> > @@ -8,8 +8,6 @@
> >
> > obj-$(CONFIG_AQTION) += atlantic.o
> >
> > -ccflags-y += -I$(srctree)/$(src)
> > -
> > atlantic-objs := aq_main.o \
> > aq_nic.o \
> > aq_pci_func.o \
>
> I'm afraid drivers/net/ethernet/aquantia/atlantic/macsec/macsec_api.c,
> .../hw_atl2/hw_atl2.c and .../hw_atl2/hw_atl2_utills{,_fw}.[ch] need to
> be adjusted first.
>
> Except for the atlantic related patch diff:
> Reviewed-by: Nicolas Schier <nicolas@xxxxxxxxx>
Right. I got build errors for atlantic.
I will drop this because it may cause regressions.
--
Best Regards
Masahiro Yamada
