Re: [RFC PATCH 01/12] mm: add a new config to manage the code

[Xishi Qiu]

On 2015/6/9 14:44, Kamezawa Hiroyuki wrote:

> On 2015/06/04 21:56, Xishi Qiu wrote:
>> This patch introduces a new config called "CONFIG_ACPI_MIRROR_MEMORY", it is
>> used to on/off the feature.
>>
>> Signed-off-by: Xishi Qiu <qiuxishi@xxxxxxxxxx>
>> ---
>>   mm/Kconfig | 8 ++++++++
>>   1 file changed, 8 insertions(+)
>>
>> diff --git a/mm/Kconfig b/mm/Kconfig
>> index 390214d..4f2a726 100644
>> --- a/mm/Kconfig
>> +++ b/mm/Kconfig
>> @@ -200,6 +200,14 @@ config MEMORY_HOTREMOVE
>>       depends on MEMORY_HOTPLUG && ARCH_ENABLE_MEMORY_HOTREMOVE
>>       depends on MIGRATION
>>
>> +config MEMORY_MIRROR
>> +    bool "Address range mirroring support"
>> +    depends on X86 && NUMA
>> +    default y
>> +    help
>> +      This feature depends on hardware and firmware support.
>> +      ACPI or EFI records the mirror info.
> 
> default y...no runtime influence when the user doesn't use memory mirror ?
> 

It is a new feature, so how about like this: default y -> n?

Thanks,
Xishi Qiu

> Thanks,
> -Kame
> 
> 
> 
> 
> .
> 



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