Re: [PATCH] [v2] ARM: B15: fix unused label warnings

From: Florian Fainelli
Date: Tue Jan 02 2018 - 12:31:15 EST


On 12/18/2017 05:21 PM, Florian Fainelli wrote:
> On 12/18/2017 08:52 AM, Arnd Bergmann wrote:
>> The new conditionally compiled code leaves some labels and one
>> variable unreferenced when CONFIG_HOTPLUG_CPU and CONFIG_PM_SLEEP
>> are disabled:
>>
>> arch/arm/mm/cache-b15-rac.c: In function 'b15_rac_init':
>> arch/arm/mm/cache-b15-rac.c:353:1: error: label 'out_unmap' defined but not used [-Werror=unused-label]
>> out_unmap:
>> ^~~~~~~~~
>> arch/arm/mm/cache-b15-rac.c:351:1: error: label 'out_cpu_dead' defined but not used [-Werror=unused-label]
>> out_cpu_dead:
>> ^~~~~~~~~~~~
>> At top level:
>> arch/arm/mm/cache-b15-rac.c:53:12: error: 'rac_config0_reg' defined but not used [-Werror=unused-variable]
>>
>> This replaces the existing #ifdef conditionals with IS_ENABLED()
>> checks that let the compiler figure out for itself which code to
>> drop.
>>
>> Fixes: 55de88778f4b ("ARM: 8726/1: B15: Add CPU hotplug awareness")
>> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
>
> Acked-by: Florian Fainelli <f.fainelli@xxxxxxxxx>
>
> Thanks Arnd!

Arnd, if you have not done so already do you mind adding this to
Russell's patch tracker? Thanks!
--
Florian