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SubjectRe: [lhcs-devel] Re: [PATCH][2.6-mm] i386 Hotplug CPU
On Sun, 15 Aug 2004, Pavel Machek wrote:

> > > Yeah i recall you mentioning this earlier, i'll look into adding the
> > > necessary bits so that you have enough state to resume from. Your
> > > mentioning this was one of the reasons i wanted this in.
> >
> > Pavel, considering that the processor is in a quiescent state when it's in
> > the idle thread, can't we simply restart them all when we do the final
> > sleep? So on the resume, we steer the APs straight into the offline cpu
> > spin and manually bring them up again when the BSP has resumed? I
> > reckon
> Sorry, I do not understand what AP and BSP means in this context.

My mistake, Application and Bootstrap Processors.

> Yes, we can just shut those cpus down on suspend and completely boot
> them from real mode during resume... that should work. And we will
> need to do that during suspend-to-ram.

Thanks i just wanted to run that by you first.

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