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SubjectRe: [patch v2 3/6] mm/memory_hotplug: Disable memory hotremove for 32bit
于 2013/5/26 21:06, KOSAKI Motohiro 写道:
> On Sun, May 26, 2013 at 8:45 AM, Hush Bensen <hush.bensen@gmail.com> wrote:
>> 于 2013/5/26 19:58, KOSAKI Motohiro 写道:
>>
>>>>> As KOSAKI Motohiro mentioned, memory hotplug don't support 32bit since
>>>>> it was born,
>>>> Why? any reference? This reasoning is really weak.
>>> I have no seen any highmem support in memory hotplug code and I don't
>>> think this
>>> patch fixes all 32bit highmem issue. If anybody are interesting to
>>> support it, it is good thing. But in fact, _now_ it is broken when
>>> enable HIGHMEM.
>>
>> But online/offline memory can work well when enable HIGHMEM, isn't it?
> If you are lucky.
I think it can work well on my x86_32 with highmem enable box.
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