Thread (5 messages) flat view 5 messages, 3 authors, 2015-01-30

Re: [PATCH] cpuidle/powernv: Enter fastsleep on checking if deep idle states are allowed

From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Date: 2014-09-15 12:23:42
Also in: linux-pm, lkml

On Mon, 2014-09-15 at 14:22 +0530, Preeti U Murthy wrote:
quoted
We were talking about getting rid of powersave_nap altogether, but I
think we
quoted
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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