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SubjectRe: [PATCH] raise tsc clocksource rating

* Jeremy Fitzhardinge <> wrote:

> > if it's inaccurate why are you exposing it to the guest then? Native
> > only uses the TSC if it's safe and accurate to do so.
> It is used as part of the Xen clocksource as a short term
> extrapolator, with correction parameters supplied by the hypervisor.
> It should never be used directly.

that's totally broken then. You cannot create an SMP-safe monotonic
clocksource via interpolation - native does not do it either. Good thing
this problem got exposed, it needs to be fixed.

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