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SubjectRe: nonboot cpu on SMP suspend
Date
On Wednesday 18 March 2009, Li Yang wrote:
> Hi all,
>
> I'm curious why we need to un-plug all the nonboot cpus before suspend
> and start them all over again after the suspend(ACPI sleep)? I mean
> if we can bring the booting cpu back to the exact state as before
> suspend, why can't we just do the same for non-booting cpus? And that
> will be much faster. Any thought? Thanks.

Because we need to enter the BIOS with one CPU on-line only.

Thanks,
Rafael


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