Re: RFC: x86: cap iomem_resource to addressable physical memory

From: Pavel Machek
Date: Sun Jun 21 2009 - 02:47:22 EST

On Thu 2009-06-11 13:46:52, H. Peter Anvin wrote:
> Yinghai Lu wrote:
> >
> > do we need do that on every cpu?
> >
> > looks like we could do that in identify_boot_cpu.
> >
> What if the CPUs are heterogenous? It's obviously a suboptimal
> situation, but it doesn't seem like something we can rely on.

Is it ok if that changes during runtime? What if someone hotplugs
heterogenous cpu? I'd say basing it on boot cpu seems simplest.

(cesky, pictures)
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