linux-kernel - Re: [PATCH] ARM: shmobile: r8a7779: hide unused r8a7779_platform_cpu

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Date:   Fri, 6 Jul 2018 17:26:40 +0200
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     Simon Horman <horms@...ge.net.au>,
        Magnus Damm <magnus.damm@...il.com>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Wolfram Sang <wsa+renesas@...g-engineering.com>,
        Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>,
        Linux-Renesas <linux-renesas-soc@...r.kernel.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ARM: shmobile: r8a7779: hide unused r8a7779_platform_cpu_kill

Hi Arnd,

On Fri, Jul 6, 2018 at 5:15 PM Arnd Bergmann <arnd@...db.de> wrote:
> After the cleanup in r8a7779_smp_prepare_cpus(), the only remaining caller of
> r8a7779_platform_cpu_kill() is in an ifdef, which leads to a build warning
> without CONFIG_HOTPLUG_CPU:
>
> arch/arm/mach-shmobile/smp-r8a7779.c:26:12: error: 'r8a7779_platform_cpu_kill' defined but not used [-Werror=unused-function]
>
> This moves the function inside of that #ifdef to avoid the warning.
>
> Fixes: 62f55ce683e3 ("ARM: shmobile: r8a7779: Stop powering down secondary CPUs during early boot")
> Signed-off-by: Arnd Bergmann <arnd@...db.de>

Thanks, seems like I only built the R-Car Gen2 code without
CONFIG_HOTPLUG_CPU...

Reviewed-by: Geert Uytterhoeven <geert+renesas@...der.be>

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