Messages in this thread | | | Subject | Re: [PATCH 1/3] cpuidle/menu: stop seeking deeper idle if current state is too deep | From | Arjan van de Ven <> | Date | Thu, 5 Jan 2017 07:55:24 -0800 |
| |
On 1/5/2017 7:43 AM, Rik van Riel wrote: > On Thu, 2017-01-05 at 23:29 +0800, Alex Shi wrote: >> The obsolete commit 71abbbf85 want to introduce a dynamic cstates, >> but it was removed for long time. Just left the nonsense deeper >> cstate >> checking. >> >> Since all target_residency and exit_latency are going longer in >> deeper >> idle state, no needs to waste some cpu cycle on useless seeking. > > Makes me wonder if it would be worth documenting the > requirement that c-states be listed in increasing > order?
or better, a boot time quick check...
| |