[v9 PATCH 0/9]: cpuidle: Cleanup cpuidle/ Introduce cpuidle to POWER.

Arun R Bharadwaj arun at linux.vnet.ibm.com
Mon Nov 16 21:36:49 EST 2009


* Arun R Bharadwaj <arun at linux.vnet.ibm.com> [2009-10-16 15:08:50]:

> Hi,
> 
> This patchset introduces cpuidle infrastructure to POWER, prototyping
> for pSeries, and also does a major refactoring of current x86 idle
> power management and a cleanup of cpuidle infrastructure.
> 
> This patch series has been in discussion for quite a while now and
> below are the links to the previous discussions.
> 
> Hopefully, this is ready to be included in the -tip tree.
> 
> v8 --> http://lkml.org/lkml/2009/10/8/82
> v7 --> http://lkml.org/lkml/2009/10/6/278
> v6 --> http://lkml.org/lkml/2009/9/22/180
> v5 --> http://lkml.org/lkml/2009/9/22/26
> v4 --> http://lkml.org/lkml/2009/9/1/133
> v3 --> http://lkml.org/lkml/2009/8/27/124
> v2 --> http://lkml.org/lkml/2009/8/26/233
> v1 --> http://lkml.org/lkml/2009/8/19/150
> 
> 
> Changes in this version:
> ----------------------------------------
>         *Added documentation for the new design regarding registration
>         of idle routines in Documentation/cpuidle/core.txt
> 
>         *Platforms which do not want the code bloat of cpuidle can
>         disable CONFIG_CPU_IDLE. Alternate definition of
>         cpuidle_idle_call is provided which would call the appropriate
>         idle routine provided by the arch without the overhead of
>         registration and governors.
>         (Thanks to Andi for raising this isuue)
> 
>         *I had missed a cpuidle_kick_cpus() in
>         cpuidle_pause_and_lock() which is called from the hotplug
>         path. So added that and tested this patchset by subjecting it
>         to cpuhotplug torture.
>         (Thanks to Balbir for noticing this)
> 
> 

Hi Peter,

Did you get time to look at this series?
Please let me know if we need any changes to this version to get it
merged.

thanks
> --arun
> 


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