Re: [PATCH v6 0/3] PM: Intel PowerClamp driver

From: Rafael J. Wysocki
Date: Fri Jan 11 2013 - 17:31:26 EST


On Friday, January 04, 2013 03:12:42 AM Jacob Pan wrote:
> v6 changes:
> - clamp module parameters duration and window size, reword warning
> messages when input parameters are out of range.
>
> We have done some experiment with idle injection on Intel platforms.
> The idea is to use the increasingly power efficient package level
> C-states for power capping and passive thermal control.
>
> Documentation is included in the patch to explain the theory of
> operation, performance implication, calibration, scalability, and user
> interface. Please refer to the following file for more details.
>
> Documentation/thermal/intel_powerclamp.txt
>
> Arjan van de Ven created the original idea and driver, I have been
> refining driver in hope that they can be to be useful beyond a proof
> of concept.
>
> Jacob Pan (3):
> tick: export nohz tick idle symbols for module use
> x86/nmi: export local_touch_nmi() symbol for modules
> PM: Introduce Intel PowerClamp Driver
>
> Documentation/thermal/intel_powerclamp.txt | 307 +++++++++++
> arch/x86/kernel/nmi.c | 1 +
> drivers/thermal/Kconfig | 10 +
> drivers/thermal/Makefile | 2 +
> drivers/thermal/intel_powerclamp.c | 788 ++++++++++++++++++++++++++++
> kernel/time/tick-sched.c | 2 +
> 6 files changed, 1110 insertions(+)
> create mode 100644 Documentation/thermal/intel_powerclamp.txt
> create mode 100644 drivers/thermal/intel_powerclamp.c

I'm not seeing any more comments here, so I think this is suitable for v3.9.

Rui, are you going to take it or do you want me to?

Rafael


--
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
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