On 15 April 2018 at 13:58, Dietmar Eggemann <dietmar.eggem...@arm.com> wrote: > On 03/16/2018 12:25 PM, Vincent Guittot wrote: >> >> We want to track rt_rq's utilization as a part of the estimation of the >> whole rq's utilization. This is necessary because rt tasks can steal >> utilization to cfs tasks and make them lighter than they are. >> As we want to use the same load tracking mecanism for both and prevent >> useless dependency between cfs and rt code, pelt code is moved in a >> dedicated file. > > > This would mean that we introduce function calls into the cfs scheduler > fast-path, something we avoided so far (e.g. the cpu and frequency > invariance hooks). Are we OK with that? > > Quentin mentioned this already during v3 review back in December.
Yes and I hadn't seen any differences in the code size with the patch which should have been the case if inline function where replaced by function call > > [...]