Re: [PATCH V2 0/4]: x86,idle: Enhance menu governor C-state prediction

2012-10-24 Thread Rafael J. Wysocki
On Thursday 18 of October 2012 17:12:20 Youquan Song wrote: > > V2: Add menu timer status enums depends on Rafael suggestion. > > The prediction for future is difficult and when the cpuidle governor > prediction > fails and govenor possibly choose the shallower C-state than it should. How > to

[PATCH V2 0/4]: x86,idle: Enhance menu governor C-state prediction

2012-10-18 Thread Youquan Song
V2: Add menu timer status enums depends on Rafael suggestion. The prediction for future is difficult and when the cpuidle governor prediction fails and govenor possibly choose the shallower C-state than it should. How to quickly notice and find the failure becomes important for power saving.