Re: [PATCH] Option to disable AMD C1E (allows dynticks to work)

On Fri, 14 Dec 2007, Andi Kleen wrote:

> > magically in the SMM code. To work around this is we would need to add
> > the broadcast notification to the halt(), safe_halt(), pm_idle_halt()
> > variants which float around in the kernel and make this conditional on
> > the C1E detection. That's nasty, but it seems the only solution for
> > now.
> 
> On 64bit it would be easy using the idle notifiers. Perhaps they need
> to be extended to pass in the sleep state though.

Well, that would interfere with the acpi-idle code.

Anyway the idle notifiers is a pretty artificial interface which is on
my get rid of it list anyway.

Thanks,

	tglx

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