Re: pvclock time drifting backward

David Woodhouse
2025-03-25T11:07:38Z

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On Mon, 2025-03-24 at 15:54 -0700, Sean Christopherson wrote:
>
> David can confirm, but I'm pretty sure the drift you are observing is addressed
> by David's series to fix a plethora of kvmclock warts.
>
> https://lore.kernel.org/all/20240522001817.619072-1-dwmw2@infradead.org

Yes, that looks like exactly the problem my series is addressing. We
shouldn't update the pvclock so often. And if/when we do, we shouldn't
clamp it to some *other* clock which progresses at a different rate to
the pvclock, because that causes steps in the pvclock.

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