Re: [PATCH] x86_64: prevent auto select of mwait_idle for AMD CPUs

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On Tue, Apr 10, 2007 at 08:11:18PM +0200, Andi Kleen wrote:
> On Tuesday 10 April 2007 19:24:25 Andreas Herrmann wrote:
> > This fix is needed for AMD family 10h CPUs.
> > 
> > It prevents auto select of mwait_idle for AMD CPUs.
> > MWAIT does not enter C-states on family 10h and more
> > power saving is reached by entering C1 with
> > default_idle.
> > 
> > The patch also adds an idle=mwait command line option
> > to select mwait_idle for benchmarking.
> 
> I already did my own patch earlier. Applied for reference.
> 
> -Andi

Great. Your patch is the better solution.


Regards,

Andreas



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