Re: [PATCH v3] checksyscalls: Ignore fstat to silence build warning on LoongArch

[Tiezhu Yang]

Hi Andrew,

On 10/12/2022 02:19 PM, Tiezhu Yang wrote:
> Cc KERNEL BUILD maintainers:
>
> Masahiro Yamada <masahiroy@xxxxxxxxxx>
> Michal Marek <michal.lkml@xxxxxxxxxxx>
> Nick Desaulniers <ndesaulniers@xxxxxxxxxx>
>
> On 10/09/2022 10:01 PM, Xi Ruoyao wrote:
> > On Sun, 2022-10-09 at 12:33 +0800, Tiezhu Yang wrote:
> > > On 08/30/2022 11:27 AM, Tiezhu Yang wrote:
> > > > fstat is replaced by statx on the new architecture, so an exception
> > > > is added to the checksyscalls script to silence the following build
> > > > warning on LoongArch:
> > > >
> > > >   CALL    scripts/checksyscalls.sh
> > > > <stdin>:569:2: warning: #warning syscall fstat not implemented [-
> > > > Wcpp]
> > >
> > > Hi all,
> > >
> > > The above warning still exists when build the latest loongarch-next.
> > >
> > > Do you know which tree this patch will go through?
> > >
> > > Could you please pick it up via your tree in this merge window?
> >
> > A similar change 3ef6ca4f354c ("checksyscalls: Unconditionally ignore
> > fstat{,at}64") was merged through RISC-V tree, so it should be OK to
> > merge this from loongarch-next.
> >
> > Not sure if we need to get an Ack from someone first though.
>
> Since this is a kernel build warning, maybe it is proper through
> linux-kbuild.git.
>
> https://lore.kernel.org/lkml/1661830021-8643-1-git-send-email-yangtiezhu@xxxxxxxxxxx/
>
>
> Thanks,
> Tiezhu

The build warning still exists when build the latest Linux 6.1-rc3 on
LoongArch, if you are OK with this change, please apply it through your
mm tree, thank you.

"If you cannot find a maintainer for the subsystem you are working on,
Andrew Morton (akpm@xxxxxxxxxxxxxxxxxxxx) serves as a maintainer of
last resort."
https://www.kernel.org/doc/html/latest/process/submitting-patches.html

Thanks,
Tiezhu