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SubjectRe: [discuss] Re: [PATCH] Allow all Opteron processors to change pstate at same time
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On Tuesday 11 July 2006 15:34, Arjan van de Ven wrote:
>
> > Customers in the field seem to want to use TSC for gtod,
> > so I want to know how awful an idea that is.
>
> in userspace or in the kernel?

It has to be in kernel. User space is hopeless.

> And do you happen to know why they don't want to use hpet?

HPET is slow (although not as bad as PM) too and most BIOS don't
enable it.

-Andi
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