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SubjectRe: [PATCH v4 1/3] mm: introduce compaction and migration for virtio ballooned pages
On Wed, Aug 01, 2012 at 04:53:47PM -0400, Rik van Riel wrote:
> On 07/23/2012 02:19 PM, Rafael Aquini wrote:
>
> >In a glance, I believe this whole dance you're suggesting might just be too much
> >of an overcomplication, and the best approach would be simply teaching the
> >hotplug bits about the ballooned corner case just like it's being done to
> >compaction/migration. However, I'll look at it carefully before making any other
> >adjustments/propositions over here.
>
> Compaction and hotplug do essentially the same thing
> here: "collect all the movable pages from a page block,
> and move them elsewhere".
>
> Whether or not it is easier for them to share code, or
> to duplicate a few lines of code, is something that can
> be looked into later.

I'm 100% in agreement with your thoughts here.



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