Take into account wakeup_latency_gran() when ordering the cfs threads. Signed-off-by: Vincent Guittot <vincent.guittot@xxxxxxxxxx> Tested-by: K Prateek Nayak <kprateek.nayak@xxxxxxx> --- kernel/sched/fair.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index 80ad27ddb4a1..a4bfa03d096c 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -11971,6 +11971,9 @@ bool cfs_prio_less(const struct task_struct *a, const struct task_struct *b, delta = (s64)(sea->vruntime - seb->vruntime) + (s64)(cfs_rqb->min_vruntime_fi - cfs_rqa->min_vruntime_fi); + /* Take into account latency prio */ + delta -= wakeup_latency_gran(sea, seb); + return delta > 0; } #else -- 2.34.1
