Re: High pitched noise from laptop: processor.c in linux 2.6

From: Lee Revell
Date: Sat Oct 16 2004 - 15:15:05 EST


On Thu, 2004-10-07 at 10:32, Pavel Machek wrote:
> Hi!
>
> > >> Is there any way to stop this? I googled around and found it had
> > >> something to do with idle frequency of 1000 Hz in 2.6 instead of 100Hz
> > >> in the 2.4 kernel. I couldn't find much else on this. Hunting around the
> > >> code didn't help much, I don't know C.
> > >
> > > Change #define HZ 1000 to #define HZ 100...
> >
> > ... and lose all the benefits of HZ=1000.
>
> What benefits? HZ=1000 takes 1W more on my system.
>

Better timer resolution?

Lee

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