lkml.org 
[lkml]   [2009]   [Feb]   [26]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: Linux 2.6.29-rc6
On Thu, 26 Feb 2009, john stultz wrote:
> On Thu, 2009-02-26 at 22:35 +0100, Jesper Krogh wrote:
> > > Also mind sending the full dmesg for both kernels?
> >
> > http://krogh.cc/~jesper/dmesg-2.6.29-rc6.txt
> > http://krogh.cc/~jesper/dmesg-2.6.26.8.txt
>
> So one interesting difference:
> 2.6.26.8: TSC calibrated against PM_TIMER
> 2.6.29-rc6: Fast TSC calibration using PIT
>
> Thomas, any thoughts as to why we might be calibrating off the PIT
> instead of the PM_TIMER w/ 2.6.29?

Yup, because we introduced the Fast PIT calibration in 2.6.28.

Is the delta anything NTP might get upset about:

2.6.26: time.c: Detected 2311.847 MHz processor.
2.6.29: Detected 2310.029 MHz processor.

If yes, then we need to fix NTP not the calibration code :)

> Maybe does this line provide a hint?
> FADT: X_PM1a_EVT_BLK.bit_width (16) does not match PM1_EVT_LEN (4)

Red herring.

Thanks,

tglx


\
 
 \ /
  Last update: 2009-02-26 23:09    [W:1.090 / U:0.004 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site