Re: first bisection results in -mm3 [was: Re: 2.6.15-mm2: reiser3 oops on suspend and more (bonus oops shot!)]

[Mattia Dongili]

On Tue, Jan 24, 2006 at 02:27:14PM -0800, john stultz wrote:
> On Wed, 2006-01-18 at 11:47 +0100, Mattia Dongili wrote:
> > On Tue, January 17, 2006 11:49 pm, Mattia Dongili said:
> > [...]
> > > the stall is still there, tomorrow I'll reapply your debug-patch and
> > > report the full dmesg (with the finished_booting-hack enabled).
> > 
> > Full dmesg attached.
> > Stalls happened between in the 16.39-16.55 interval, in 16.70-16.96 and
> > 17.89-18.64. They were all much longer than stated in the log timestamp
> > (I'd say ~10:1 ratio).	
> > 
> > Sorry again for my previous false notice about the bug being solved...
> 
> Hey Mattia, 
> 	Sorry I've been so quiet recently, I'm still working on this one.  The

No problem.

> difficult spot is that if the cpufreq notification driver is a module,
> then there will always be a window between the point at which we start
> using the TSC to the point where we find out that the TSC is changing
> frequency. Not sure what to do here just yet.

I was wondering if you could force an do_gettimeofday call quite early
in order to lower tsc priority as soon as possible, but maybe I'm not
entirely into that code :)

> Although I'm curious: Did the recent changes in 2.6.16-rc1-mm2 had any
> effect on this issue?

no, I'm currently running it and the same behaviour still applies.

ciao
-- 
mattia
:wq!
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