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SubjectRe: [RFC PATCH 0/4] mm: reclaim zbud pages on migration and compaction
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On wto, 2013-08-06 at 17:16 +0800, Bob Liu wrote:
> On 08/06/2013 02:42 PM, Krzysztof Kozlowski wrote:
> > This reclaim process is different than zbud_reclaim_page(). It acts more
> > like swapoff() by trying to unuse pages stored in zbud page and bring
> > them back to memory. The standard zbud_reclaim_page() on the other hand
> > tries to write them back.
>
> I prefer to migrate zbud pages directly if it's possible than reclaiming
> them during compaction.

I think it is possible however it would be definitely more complex. In
case of migration the zswap handles should be updated as they are just
virtual addresses. Am I right?

Best regards,
Krzysztof




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