linux-kernel - Re: linux-next: lots of errors/warnings from the -Werror=missing-prototypes addition

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Date:   Thu, 30 Nov 2023 08:19:29 -0800
From:   Andrew Morton <akpm@...ux-foundation.org>
To:     "Arnd Bergmann" <arnd@...db.de>
Cc:     "Stephen Rothwell" <sfr@...hwell.id.au>,
        linux-next <linux-next@...r.kernel.org>,
        "Linux Kernel Mailing List" <linux-kernel@...r.kernel.org>,
        "Thomas Bogendoerfer" <tsbogend@...ha.franken.de>,
        "David S . Miller" <davem@...emloft.net>,
        sparclinux@...r.kernel.org, linux-mips@...r.kernel.org
Subject: Re: linux-next: lots of errors/warnings from the
 -Werror=missing-prototypes addition

On Thu, 30 Nov 2023 09:07:38 +0100 "Arnd Bergmann" <arnd@...db.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@...db.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?