Re: [PATCH] x86 idle APM: delete apm_cpu_idle(), and its use of pm_idle

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* Len Brown <lenb@xxxxxxxxxx> wrote:

> From: Len Brown <len.brown@xxxxxxxxx>
> 
> There is some doubt whether the APM idle feature
> to call into the BIOS from the idle loop is reliable.
> Certainly it was known to fail on some machines,
> but more importantly, APM machines have not shipped
> for a decade and so finding machines to test the code
> is problematic.
> 
> After this patch, systems running in APM mode will
> simply run default_idle() and HALT without calling
> into the BIOS from their idle loop.
> 
> This deletes a much-maligned modular user of the (pm_idle)()
> function pointer.
> 
> Signed-off-by: Len Brown <len.brown@xxxxxxxxx>

Ok, this should have far less negative impact on old hardware.

Acked-by: Ingo Molnar <mingo@xxxxxxx>

Thanks,

	Ingo
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