On 9/22/2011 1:28 AM, Deepthi Dharwar wrote:

The following patch series implements global registration of cpuidle
states, and also has the necessary data structure changes to
accommodate the per-cpu writable members of the cpuidle_states
structure.

you can consider this series Acked-by: Arjan van de Ven 
[off-list ref]
it's a good simplification of the code, and unlike frequencies, idle 
states are really shared between all cpus for
very practical reasons.