linux-kernel - Re: [PATCH 10/20] x86: xen: add missing prototypes

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Message-Id: <1f771dae-1bc7-4fd3-8514-613cf3b12e1a@app.fastmail.com>
Date:   Fri, 19 May 2023 13:04:03 +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 10/20] x86: xen: add missing prototypes

On Thu, May 18, 2023, at 19:28, Dave Hansen wrote:
> On 5/16/23 12:35, Arnd Bergmann wrote:
>> 
>> arch/x86/xen/enlighten_pv.c:1233:34: error: no previous prototype for 'xen_start_kernel' [-Werror=missing-prototypes]
>> arch/x86/xen/irq.c:22:14: error: no previous prototype for 'xen_force_evtchn_callback' [-Werror=missing-prototypes]
>> arch/x86/xen/mmu_pv.c:358:20: error: no previous prototype for 'xen_pte_val' [-Werror=missing-prototypes]
>> arch/x86/xen/mmu_pv.c:366:20: error: no previous prototype for 'xen_pgd_val' [-Werror=missing-prototypes]
>
> What's the deal with this one?
>
> The patch is doing a bunch functions on top of the ones from the commit
> message.  Were you just showing a snippet of what the actual set of
> warnings is?

I missed this one going through the changelogs before sending them out,
I thought I had added a proper text to each one, but it fell through the
cracks. I've followed up with a v2 patch that has a proper changelog
now.

      Arnd