[PATCH] cpuidle/powernv: Enter fastsleep on checking if deep idle states are allowed
Benjamin Herrenschmidt
benh at kernel.crashing.org
Mon Sep 15 22:23:16 EST 2014
On Mon, 2014-09-15 at 14:22 +0530, Preeti U Murthy wrote:
> > We were talking about getting rid of powersave_nap altogether, but I
> think we
> > decided we couldn't, I forget.
>
> Isn't this a helpful knob to disable cpuidle at runtime? Currently we
> check the value of powersave_nap before entering both nap and
> fastsleep.
It's useful when diagnosing some problems that can be caused by idle
states.
Cheers,
Ben.
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