On Thu, 18 May 2023 at 12:17, Tiezhu Yang <yangtiezhu@xxxxxxxxxxx> wrote:
>
>
>
> On 05/17/2023 11:04 PM, Naresh Kamboju wrote:
> > Linux next perf build failing for i386 architecture.
> > - build/gcc-11-lkftconfig-perf
> >
> > Reported-by: Linux Kernel Functional Testing <lkft@xxxxxxxxxx>
> >
> > Build log:
> > CC /home/tuxbuild/.cache/tuxmake/builds/1/build/bench/syscall.o
> > CC /home/tuxbuild/.cache/tuxmake/builds/1/build/tests/parse-events.o
> > CC /home/tuxbuild/.cache/tuxmake/builds/1/build/util/build-id.o
> > CC /home/tuxbuild/.cache/tuxmake/builds/1/build/util/cacheline.o
> > CC /home/tuxbuild/.cache/tuxmake/builds/1/build/util/config.o
> > CC /home/tuxbuild/.cache/tuxmake/builds/1/build/util/copyfile.o
> > CC /home/tuxbuild/.cache/tuxmake/builds/1/build/bench/mem-functions.o
> > bench/syscall.c: In function 'bench_syscall_common':
> > bench/syscall.c:101:22: error: '__NR_execve' undeclared (first use in
> > this function)
>
> Hi Naresh,
>
> Sorry for that, the __NR_execve definition for i386 was deleted
> by mistake in the commit ece7f7c0507c ("perf bench syscall: Add
> fork syscall benchmark").
>
> Could you please help to check whether the build error can be
> fixed with the following changes? If yes, I will send a formal
> patch as soon as possible, thank you.
Tested-by: Naresh Kamboju <naresh.kamboju@xxxxxxxxxx>
Build tested this patch and perf build pass on i386 now.
Thanks for the quick fix patch.
>
> $ git diff tools/arch/x86/include/uapi/asm/unistd_32.h
> diff --git a/tools/arch/x86/include/uapi/asm/unistd_32.h
> b/tools/arch/x86/include/uapi/asm/unistd_32.h
> index b8ddfc4..bc48a4d 100644
> --- a/tools/arch/x86/include/uapi/asm/unistd_32.h
> +++ b/tools/arch/x86/include/uapi/asm/unistd_32.h
> @@ -2,6 +2,9 @@
> #ifndef __NR_fork
> #define __NR_fork 2
> #endif
> +#ifndef __NR_execve
> +#define __NR_execve 11
> +#endif
> #ifndef __NR_getppid
> #define __NR_getppid 64
> #endif
>
> Thanks,
> Tiezhu
- Naresh
