Re: [PATCH 0/6] PM / sleep: Support for quiescing timers during suspend-to-idle
From: Rafael J. Wysocki
Date: Fri Feb 13 2015 - 09:06:04 EST
On Friday, February 13, 2015 09:13:42 AM Peter Zijlstra wrote:
> On Wed, Feb 11, 2015 at 05:00:15AM +0100, Rafael J. Wysocki wrote:
> > Hi,
> > This series adds support for quiescing timers during the last state of
> > suspend-to-idle transitions.
> > Patches [1-4/6] together are functionally equivalent to the combo RFC patch
> > I sent last time (http://marc.info/?l=linux-kernel&m=142344909201464&w=4).
> > Patches [5-6/6] add ->enter_freeze callback implementations to intel_idle
> > and the ACPI cpuidle driver.
> > [1/6] - Rework the suspend-to-idle "mechanics" in preparation for the subsequent
> > changes. The existing functionality should not change after this.
> > [2/6] - Modify update_fast_timekeeper() to take struct tk_read_base pointers as
> > arguments.
> > [3/6] - Make it safe to use the fast timekeeper while suspended.
> > [4/6] - Support for quiescing timers during suspend-to-idle (core part).
> > [5/6] - ->enter_freeze callback for intel_idle.
> > [6/6] - ->enter_freeze callback for ACPI cpuidle.
> > This works as expected on everything I have in my office and can readily test.
> > The patches should apply without any problems on top of the current Linus' tree.
> Thanks for the updates, looks good to me.
> Acked-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx>
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