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

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Date:   Mon, 9 Jul 2018 14:58:40 +0200
From:   Simon Horman <horms@...ge.net.au>
To:     Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:     Arnd Bergmann <arnd@...db.de>, 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

On Fri, Jul 06, 2018 at 05:26:40PM +0200, Geert Uytterhoeven wrote:
> 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>

Thanks, applied.