Re: [PATCH 0/3] cpuidle: Rework the handling of the poll state
From: Rafael J. Wysocki
Date: Mon Aug 28 2017 - 17:26:28 EST
On Thursday, August 24, 2017 11:48:19 AM CEST Sudeep Holla wrote:
>
> On 23/08/17 22:18, Rafael J. Wysocki wrote:
> > Hi,
> >
> > On x86 the fist idle state is a polling one, but the way it is set up is far
> > from straightforward and then it is avoided by governors in rather somewhat
> > convoluted fashion.
> >
> > Make this more clear by explicitly flagging that state as "polling" and
> > checking its flag where it needs to be avoided instead of using
> > arch-dependent numbering of idle states (patch [1/3]), move the
> > polling state code from driver.c to a separate C file (patch [2/3]) and
> > move the initialization of it from the core to the relevant cpuidle drivers -
> > ACPI and intel_idle (patch [3/3]).
> >
>
> Tested this on ARM64 platform(both DT and ACPI/LPI) and everything
> continues to work fine.
> Tested-by: Sudeep Holla <sudeep.holla@xxxxxxx>
Thanks Sudeep!
I haven't seen any more comments on this which I'm taking as a green light for
it, so I'm going to queue it up for 4.14.
Thanks,
Rafael