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Date:   Thu, 30 Nov 2023 08:19:29 -0800
From:   Andrew Morton <akpm@linux-foundation.org>
To:     "Arnd Bergmann" <arnd@arndb.de>
Cc:     "Stephen Rothwell" <sfr@rothwell.id.au>,
        linux-next <linux-next@vger.kernel.org>,
        "Linux Kernel Mailing List" <linux-kernel@vger.kernel.org>,
        "Thomas Bogendoerfer" <tsbogend@alpha.franken.de>,
        "David S . Miller" <davem@davemloft.net>,
        sparclinux@vger.kernel.org, linux-mips@vger.kernel.org
Subject: Re: linux-next: lots of errors/warnings from the
 -Werror=missing-prototypes addition
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On Thu, 30 Nov 2023 09:07:38 +0100 "Arnd Bergmann" <arnd@arndb.de> wrote:

> > I guess it should precede "Makefile.extrawarn: turn on
> > missing-prototypes globally".
> 
> I already have a collection of patches to fix up known
> -Wmissing-prototype warnings across architectures in the
> asm-generic tree, so I'll add this patch there:
> 
> commit bdef96eb0b89dfa80992312a8e3b2613bf178ae5
> Author: Arnd Bergmann <arnd@arndb.de>
> Date:   Thu Nov 30 00:07:07 2023 +0100
> 
>     arch: turn off -Werror for architectures with known warnings

I think this would be better in the mm-nonmm tree, alongside
"Makefile.extrawarn: turn on missing-prototypes globally".  Can I steal it?