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SubjectRe: [patch 7/7] cpu alloc: page allocator conversion
Date
> On Thu, 6 Nov 2008, KOSAKI Motohiro wrote:
>
> > > - free_zone_pagesets(cpu);
> > > + process_zones(cpu);
> > > break;
> >
> > Why do you drop cpu unplug code?
>
> Because it does not do anything. Percpu areas are traditionally allocated
> for each possible cpu not for each online cpu.

Yup, Agreed.

However, if cpu-unplug happend, any pages in pcp should flush to buddy (I think).





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