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SubjectRe: [PATCH v2 9/9] powerpc/hugetlb: Enable hugetlb migration for ppc64
Date
Christophe LEROY <christophe.leroy@c-s.fr> writes:

> Le 16/05/2017 à 11:23, Aneesh Kumar K.V a écrit :
>> Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
>> ---
>> arch/powerpc/platforms/Kconfig.cputype | 5 +++++
>> 1 file changed, 5 insertions(+)
>>
>> diff --git a/arch/powerpc/platforms/Kconfig.cputype b/arch/powerpc/platforms/Kconfig.cputype
>> index 80175000042d..8acc4f27d101 100644
>> --- a/arch/powerpc/platforms/Kconfig.cputype
>> +++ b/arch/powerpc/platforms/Kconfig.cputype
>> @@ -351,6 +351,11 @@ config PPC_RADIX_MMU
>> is only implemented by IBM Power9 CPUs, if you don't have one of them
>> you can probably disable this.
>>
>> +config ARCH_ENABLE_HUGEPAGE_MIGRATION
>> + def_bool y
>> + depends on PPC_BOOK3S_64 && HUGETLB_PAGE && MIGRATION
>> +
>> +
>
> Is there a reason why you redefine ARCH_ENABLE_HUGEPAGE_MIGRATION
> instead of doing a 'select' as it is already defined in mm/Kconfig ?
>

That got copied from x86 Kconfig i guess.

-aneesh

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