Re: [PATCH 4/6] x86/cpufreq: use cpumask_copy instead of =

Rusty Russell
2009-06-11T02:34:58Z

On Thu, 11 Jun 2009 05:12:16 am Langsdorf, Mark wrote:
> > powernow_k8_target is problematic: it grabs a mutex. cpufreq
> > people, is this called often?
>
> Yes. It's the function that makes a frequency change
> happen, so 5+ times per second per core isn't
> unreasonable.

Right, so we need to revisit this. I'll leave it for the moment and put it on
my TODO list.

Thanks,
Rusty.