Re: [PATCH] cpufreq: remove dbs_mutex

[Ingo Molnar]

* Pallipadi, Venkatesh <venkatesh.pallipadi@xxxxxxxxx> wrote:

> >-----Original Message-----
> >From: Ingo Molnar [mailto:mingo@xxxxxxx] 
> >Sent: Tuesday, June 23, 2009 12:14 PM
> >To: Pallipadi, Venkatesh
> >Cc: Thomas Renninger; Dave Jones; Rusty Russell; Linus 
> >Torvalds; Yinghai Lu; Avi Kivity; Andrew Morton; Thomas 
> >Gleixner; H. Peter Anvin; linux-kernel@xxxxxxxxxxxxxxx; 
> >cpufreq@xxxxxxxxxxxxxxx; mark.langsdorf@xxxxxxx
> >Subject: Re: [PATCH] cpufreq: remove dbs_mutex
> >
> >
> >* Pallipadi, Venkatesh <venkatesh.pallipadi@xxxxxxxxx> wrote:
> >
> >> Mathieu Desnoyers sent a patch earlier that should address 
> >this problem.
> >> 
> >> http://lkml.indiana.edu/hypermail/linux/kernel/0906.1/00331.html
> >
> >No, that patch has _not_ fixed the regression:
> >
> >  http://lkml.org/lkml/2009/6/8/563
> >
> 
> The subsequent failure that Dave saw after that patch seemed to be 
> related to dbs_mutex
>
>    http://lkml.org/lkml/2009/6/11/6
> 
> That should be be fixed by your original patch.

And how well will the two mix? This should really be pursued by the 
cpufreq people i think ...

	Ingo
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