Re: Build regressions/improvements in v6.11-rc1

[Geert Uytterhoeven]

Hi Arnd,

On Mon, Jul 29, 2024 at 11:55 AM Arnd Bergmann <arnd@xxxxxxxx> wrote:
> On Mon, Jul 29, 2024, at 11:35, Geert Uytterhoeven wrote:
> >>  + /kisskb/src/kernel/fork.c: error: #warning clone3() entry point is missing, please fix [-Werror=cpp]:  => 3072:2
> >
> > sh4-gcc13/se{7619,7750}_defconfig
> > sh4-gcc13/sh-all{mod,no,yes}config
> > sh4-gcc13/sh-defconfig
> > sparc64-gcc5/sparc-allnoconfig
> > sparc64-gcc{5,13}/sparc32_defconfig
> > sparc64-gcc{5,13}/sparc64-{allno,def}config
> > sparc64-gcc13/sparc-all{mod,no}config
> > sparc64-gcc13/sparc64-allmodconfig
>
> Hexagon and NIOS2 as well, but this is expected. I really just
> moved the warning into the actual implementation, the warning
> is the same as before. hexagon and sh look like they should be
> trivial, it's just that nobody seems to care. I'm sure the
> patches were posted before and never applied.
>
> sparc and nios2 do need some real work to write and test
> the wrappers.
>
> It does look like CONFIG_WERROR did not fail the build before
> 505d66d1abfb ("clone3: drop __ARCH_WANT_SYS_CLONE3 macro")
> as it probably was intended.

Indeed. The actual regression is that this turned into a fatal error
with -Werror.

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds