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2c2d962469
nr_spread_over tracks the number of instances where the difference between a scheduling entity's virtual runtime and the minimum virtual runtime in the runqueue exceeds three times the scheduler latency, indicating significant disparity in task scheduling. Commit that removed its usage:5e963f2bd: sched/fair: Commit to EEVDF cfs_rq->exec_clock was used to account for time spent executing tasks. Commit that removed its usage:5d69eca542sched: Unify runtime accounting across classes cfs_rq::nr_spread_over and cfs_rq::exec_clock are not used anymore in eevdf. Remove them from struct cfs_rq. Signed-off-by: Chuyi Zhou <zhouchuyi@bytedance.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Reviewed-by: Chengming Zhou <chengming.zhou@linux.dev> Reviewed-by: K Prateek Nayak <kprateek.nayak@amd.com> Acked-by: Vishal Chourasia <vishalc@linux.ibm.com> Link: https://lore.kernel.org/r/20240717143342.593262-1-zhouchuyi@bytedance.com