Re: [PATCH -next] powerpc/pmac/smp: Fix old-style declaration

From: Michael Ellerman
Date: Tue Jan 14 2020 - 01:38:48 EST


Christophe Leroy <christophe.leroy@xxxxxx> writes:
> YueHaibing <yuehaibing@xxxxxxxxxx> a ÃcritÂ:
>
>> There expect the 'static' keyword to come first in a declaration
>>
>> arch/powerpc/platforms/powermac/smp.c:664:1: warning: static is not
>> at beginning of declaration [-Wold-style-declaration]
>> arch/powerpc/platforms/powermac/smp.c:665:1: warning: static is not
>> at beginning of declaration [-Wold-style-declaration]
>>
>> Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>
>> ---
>> arch/powerpc/platforms/powermac/smp.c | 4 ++--
>> 1 file changed, 2 insertions(+), 2 deletions(-)
>>
>> diff --git a/arch/powerpc/platforms/powermac/smp.c
>> b/arch/powerpc/platforms/powermac/smp.c
>> index f95fbde..7233b85 100644
>> --- a/arch/powerpc/platforms/powermac/smp.c
>> +++ b/arch/powerpc/platforms/powermac/smp.c
>> @@ -661,8 +661,8 @@ static void smp_core99_gpio_tb_freeze(int freeze)
>> #endif /* !CONFIG_PPC64 */
>>
>> /* L2 and L3 cache settings to pass from CPU0 to CPU1 on G4 cpus */
>> -volatile static long int core99_l2_cache;
>> -volatile static long int core99_l3_cache;
>> +static volatile long int core99_l2_cache;
>> +static volatile long int core99_l3_cache;
>
> Is it correct to declare it as volatile ?

I don't see any reason why it needs to be volatile, so I think we can
just remove that?

cheers