Re: [PATCH] x86: Export tsc related information in sysfs

From: H. Peter Anvin
Date: Wed May 26 2010 - 14:55:37 EST


On 05/26/2010 11:44 AM, Brian Bloniarz wrote:
> On 05/26/2010 12:25 PM, john stultz wrote:
>> Brian: is this something the NTPd folks actually want? Has anyone
>> checked with them before we hand down the solution from high upon on
>> lkml mountain?
>
> I haven't checked, it's been a while since I dealt with
> this problem. The NTP maintainers definitely complain about the
> quick TSC calibration code like it's a bug:
> (e.g. http://www.mail-archive.com/questions@xxxxxxxxxxxxx/msg02079.html).
> Anyway I'll reach out before I spend any time investing in
> a solution that they don't want (and you don't like :).
>

Yes, Prof. Mills in particular (for those who don't know, he's "Mr.
NTP") really gets upset about the way Linux does timekeeping.
Unfortunately it's not clear to me that he's willing to work with us as
opposed to wanting things to work exactly like BSD, and swive the
non-NTP users.

-hpa
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