linux-kernel - Re: [PATCH 1/2] [v3] m68k: move sun3 into a top-level platform option

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Message-ID: <CAMuHMdXivFLfonRACeQC-VXQDg7Bnj+QYuW+8UH+ht8Bij=g_Q@mail.gmail.com>
Date: Tue, 5 Nov 2024 12:12:40 +0100
From: Geert Uytterhoeven <geert@...ux-m68k.org>
To: Arnd Bergmann <arnd@...nel.org>
Cc: Arnd Bergmann <arnd@...db.de>, kernel test robot <lkp@...el.com>, linux-m68k@...ts.linux-m68k.org, 
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] [v3] m68k: move sun3 into a top-level platform option

On Wed, Oct 30, 2024 at 8:56 PM Arnd Bergmann <arnd@...nel.org> wrote:
> From: Arnd Bergmann <arnd@...db.de>
>
> It is possible to select an m68k MMU build but not actually
> enable any of the three MMU options, which then results in a
> build failure:
>
>  arch/m68k/include/asm/page.h:10:25: error: 'CONFIG_PAGE_SHIFT' undeclared here (not in a function); did you mean 'CONFIG_LOG_BUF_SHIFT'?
>
> Change the Kconfig selection to ensure that exactly one of the
> three options is always enabled whenever an MMU-enabled kernel
> is built, but moving CONFIG_SUN3 into a top-level option next
> to M68KCLASSIC and COLDFIRE.
>
> All defconfig files should keep working without changes,
> but alldefconfig now builds support for the classic MMU.
>
> Reported-by: kernel test robot <lkp@...el.com>
> Closes: https://lore.kernel.org/oe-kbuild-all/202408032138.P7sBvIns-lkp@intel.com/
> Signed-off-by: Arnd Bergmann <arnd@...db.de>
> ---
> v3:
>  - fix coldfire+mmu build failure, by taking out the m68020 default

Reviewed-by: Geert Uytterhoeven <geert@...ux-m68k.org>
i.e. will queue in the m68k tree for v6.13.

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

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