Hi Balbir, On 11/22/20 6:44 AM, Balbir Singh wrote:
This seems cumbersome, is there no way to track the min_vruntime via rq->core->min_vruntime?
Do you mean to have a core wide min_vruntime? We had a similar approach from v3 to v7 and it had major issues which broke the assumptions of cfs. There were some lengthy discussions and Peter explained in-depth about the issues: https://lwn.net/ml/linux-kernel/20200506143506.gh5...@hirez.programming.kicks-ass.net/ https://lwn.net/ml/linux-kernel/20200515103844.gg2...@hirez.programming.kicks-ass.net/ Thanks, Vineeth