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SubjectRe: [PATCH] x86: Export tsc related information in sysfs
On 05/24/2010 11:51 AM, john stultz wrote:
> Hmmm. That could be an option for newer cpus that I wouldn't oppose.
> While Peter is correct that the stamped value is probably not very
> accurate, atleast it would be constant from boot to boot, and NTP's
> calculated drift value would be correct.
> We'd need a check to make sure its not way off, since NTP will give up
> if its outside 500ppm. So as long as its close to the calibrated value,
> we probably could use it.

Is that still the case? I thought newer versions of NTP could deal with
large values. Inaccuracies of way more than 500 ppm are everyday.


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