Re: [PATCH v2 1/1] cpuidle-powernv : forced wakeup for stop states

2019-06-26 Thread Abhishek
Hi Nick, On 06/19/2019 03:39 PM, Nicholas Piggin wrote: Abhishek's on June 19, 2019 7:08 pm: Hi Nick, Thanks for the review. Some replies below. On 06/19/2019 09:53 AM, Nicholas Piggin wrote: Abhishek Goel's on June 17, 2019 7:56 pm: Currently, the cpuidle governors determine what idle

Re: [PATCH v2 1/1] cpuidle-powernv : forced wakeup for stop states

2019-06-19 Thread Nicholas Piggin
Abhishek's on June 19, 2019 7:08 pm: > Hi Nick, > > Thanks for the review. Some replies below. > > On 06/19/2019 09:53 AM, Nicholas Piggin wrote: >> Abhishek Goel's on June 17, 2019 7:56 pm: >>> Currently, the cpuidle governors determine what idle state a idling CPU >>> should enter into based

Re: [PATCH v2 1/1] cpuidle-powernv : forced wakeup for stop states

2019-06-19 Thread Abhishek
Hi Nick, Thanks for the review. Some replies below. On 06/19/2019 09:53 AM, Nicholas Piggin wrote: Abhishek Goel's on June 17, 2019 7:56 pm: Currently, the cpuidle governors determine what idle state a idling CPU should enter into based on heuristics that depend on the idle history on that

Re: [PATCH v2 1/1] cpuidle-powernv : forced wakeup for stop states

2019-06-18 Thread Nicholas Piggin
Abhishek Goel's on June 17, 2019 7:56 pm: > Currently, the cpuidle governors determine what idle state a idling CPU > should enter into based on heuristics that depend on the idle history on > that CPU. Given that no predictive heuristic is perfect, there are cases > where the governor predicts a

[PATCH v2 1/1] cpuidle-powernv : forced wakeup for stop states

2019-06-17 Thread Abhishek Goel
Currently, the cpuidle governors determine what idle state a idling CPU should enter into based on heuristics that depend on the idle history on that CPU. Given that no predictive heuristic is perfect, there are cases where the governor predicts a shallow idle state, hoping that the CPU will be