linux-kernel - Re: [PATCH 00/20] x86: address -Wmissing-prototype warnings

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Message-Id: <9aaed1c3-9a7d-4348-b15f-2bb9be654bef@app.fastmail.com>
Date:   Fri, 19 May 2023 14:09:11 +0200
From:   "Arnd Bergmann" <arnd@...db.de>
To:     "Dave Hansen" <dave.hansen@...el.com>,
        "Arnd Bergmann" <arnd@...nel.org>, x86@...nel.org
Cc:     "Thomas Gleixner" <tglx@...utronix.de>,
        "Ingo Molnar" <mingo@...hat.com>, "Borislav Petkov" <bp@...en8.de>,
        "Dave Hansen" <dave.hansen@...ux.intel.com>,
        "H. Peter Anvin" <hpa@...or.com>,
        "Andy Lutomirski" <luto@...nel.org>,
        "Steven Rostedt" <rostedt@...dmis.org>,
        "Masami Hiramatsu" <mhiramat@...nel.org>,
        "Mark Rutland" <mark.rutland@....com>,
        "Juergen Gross" <jgross@...e.com>,
        "Srivatsa S. Bhat (VMware)" <srivatsa@...il.mit.edu>,
        "Alexey Makhalov" <amakhalov@...are.com>,
        "VMware PV-Drivers Reviewers" <pv-drivers@...are.com>,
        "Peter Zijlstra" <peterz@...radead.org>,
        "Darren Hart" <dvhart@...radead.org>,
        "Andy Shevchenko" <andy@...radead.org>,
        "Boris Ostrovsky" <boris.ostrovsky@...cle.com>,
        "Rafael J . Wysocki" <rafael@...nel.org>,
        linux-kernel@...r.kernel.org, linux-trace-kernel@...r.kernel.org,
        virtualization@...ts.linux-foundation.org,
        linux-pci@...r.kernel.org, platform-driver-x86@...r.kernel.org,
        xen-devel@...ts.xenproject.org, linux-pm@...r.kernel.org,
        linux-mm@...ck.org
Subject: Re: [PATCH 00/20] x86: address -Wmissing-prototype warnings

On Thu, May 18, 2023, at 23:56, Dave Hansen wrote:
> On 5/16/23 12:35, Arnd Bergmann wrote:
>> 
>> All of the warnings have to be addressed in some form before the warning
>> can be enabled by default.
>
> I picked up the ones that were blatantly obvious, but left out 03, 04,
> 10, 12 and 19 for the moment.

Ok, thanks!

I've already sent a fixed version of patch 10, let me know if you
need anything else for the other ones.

> BTW, I think the i386 allyesconfig is getting pretty lightly tested
> these days.  I think you and I hit the same mlx4 __bad_copy_from()
> compile issue.

I did all my testing on randconfig builds, so I probably caught a lot
of the more obscure corner cases, but it doesn't always hit everything
that is in allyesconfig/allmodconfig.

       Arnd