[linux-pm] [PATCHv2 0/5] coupled cpuidle state support

Kevin Hilman khilman at ti.com
Mon Apr 9 19:35:40 EDT 2012

Santosh Shilimkar <santosh.shilimkar at ti.com> writes:

> On Friday 30 March 2012 06:23 PM, Santosh Shilimkar wrote:
>> Colin,
>> On Friday 16 March 2012 05:07 AM, Colin Cross wrote:
>>> On Wed, Mar 14, 2012 at 11:29 AM, Colin Cross <ccross at android.com> wrote:
>> [...]
>>>> v2:
>>>>   * removed the coupled lock, replacing it with atomic counters
>>>>   * added a check for outstanding pokes before beginning the
>>>>     final transition to avoid extra wakeups
>>>>   * made the cpuidle_coupled struct completely private
>>>>   * fixed kerneldoc comment formatting
>>>>   * added a patch with a helper function for resynchronizing
>>>>     cpus after aborting idle
>>>>   * added a patch (not for merging) to add trace events for
>>>>     verification and performance testing
>>> I forgot to mention, this patch series is on v3.3-rc7, and will
>>> conflict with the cpuidle timekeeping patches.  If those go in first
>>> (which is likely), I will rework this series on top of it.  I left it
>>> on v3.3-rc7 now to make testing easier.
>> I have re-based your series against Len Browns
>> next branch [1] which has time keeping and other cpuidle patches.
>> Have also folded the CPU hotplug fix which I posted in the
>> original coupled idle patch.
> As you know, we have been playing around this series for OMAP
> for last few weeks. This version series seems to work as intended
> and found it pretty stable in my testing. Apart from the cpu
> hotplug fix and the trace event comment, series looks fine
> to me.
> Reviewed-by: Santosh Shilimkar <santosh.shilimkar at ti.com>
> Tested-by: Santosh Shilimkar <santosh.shilimkar at ti.com>	


Reviewed-by: Kevin Hilman <khilman at ti.com>
Tested-by: Kevin Hilman <khilman at ti.com>

as I've been working with Santosh on getting this stabilized on OMAP and
we are very keen to see this functionality merged.



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