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SubjectRe: [PATCH 0/2] mm: vmemmap: add vmemmap_verify check for hot-add node/memory case
On 04/11/2013 11:10 PM, Yinghai Lu wrote:
> On Thu, Apr 11, 2013 at 12:41 AM, Tang Chen<tangchen@cn.fujitsu.com> wrote:
>>
>> 3. If we add flag to memblock, we can mark different memory. And I remember
>> you mentioned before that we can use memblock to reserve local node data
>> for node-life-cycle data, like vmemmap, pagetable.
>>
>> So are you doing the similar work now ?
>
> No, i did not start it yet.
>
>>
>> If not, I think I can merge it into mine, and push a new patch-set with
>> hot-add, hot-remove code modified to support putting vmemmap, pagetable,
>> pgdat, page_cgroup, ..., on local node.
>
> Need to have it separated with moving_zone.
>
> 1. rework memblock to keep alive all the way for hotplug usage.
> 2. put pagetable and vmemap on the local node range with help of memblock.
>

OK,thanks for the comments. I'll merge it into my work and post an RFC
patch-set soon.

Thanks. :)
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