Andi wrote:

Problem is what happens
when some memory is in some other node due to memory pressure fallbacks.
Your scheme would not migrate this memory at all. 

The arrays of old and new nodes handle this fine.
Include that 'other node' in the array of old nodes,
and the corresponding new node, where those pages
should migrate, in the array of new nodes.

-- 
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                  Paul Jackson [off-list ref] 1.650.933.1373, 1.925.600.0401
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