Re: x86: unistd_64.h: warning: missing whitespace after the macro name

From: Masahiro Yamada
Date: Tue May 25 2021 - 07:58:08 EST


On Tue, May 25, 2021 at 7:54 PM Thomas Gleixner <tglx@xxxxxxxxxxxxx> wrote:
>
> On Mon, May 24 2021 at 17:16, Naresh Kamboju wrote:
>
> > While building Linux next-20210524 tag with gcc 7.x the following warnings and
> > errors were noticed.
> >
> > build log:
> > ------------
> > HOSTLD scripts/mod/modpost
> > CC kernel/bounds.s
> > CALL /srv/oe/build/tmp-lkft-glibc/work-shared/intel-corei7-64/kernel-source/scripts/atomic/check-atomics.sh
> > UPD include/generated/bounds.h
> > UPD include/generated/timeconst.h
> > CC arch/x86/kernel/asm-offsets.s
> > In file included from
> > /srv/oe/build/tmp-lkft-glibc/work-shared/intel-corei7-64/kernel-source/arch/x86/include/asm/unistd.h:20:0,
> > from
> > /srv/oe/build/tmp-lkft-glibc/work-shared/intel-corei7-64/kernel-source/arch/x86/include/asm/seccomp.h:5,
> > from
> > /srv/oe/build/tmp-lkft-glibc/work-shared/intel-corei7-64/kernel-source/include/linux/seccomp.h:21,
> > from
> > /srv/oe/build/tmp-lkft-glibc/work-shared/intel-corei7-64/kernel-source/include/linux/sched.h:21,
> > from
> > /srv/oe/build/tmp-lkft-glibc/work-shared/intel-corei7-64/kernel-source/arch/x86/kernel/asm-offsets.c:10:
> > ./arch/x86/include/generated/uapi/asm/unistd_64.h:4:14: warning:
> > missing whitespace after the macro name
> > #define __NR_/usrread 0
> > ^
>
> Where is that "/usr" coming from?
>
> Looking at the generator script this looks like a stale $prefix
> parameter...


Sorry, it is my mistake.
I submitted a fix.

https://lore.kernel.org/patchwork/patch/1435988/


--
Best Regards
Masahiro Yamada