lkml.org 
[lkml]   [2010]   [May]   [24]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
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.

-hpa


\
 
 \ /
  Last update: 2010-05-24 22:27    [W:0.049 / U:1.796 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site