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sched/eevdf: Fix augmented max_slice

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Similarly to se->min_slice, init se->max_slice with se->slice before
enqueueing the entity so the augmented callback computes it correctly
at parent level.

Fixes: 6e3c0a4e1a ("sched/fair: Fix lag clamp")
Signed-off-by: Vincent Guittot <vincent.guittot@linaro.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: K Prateek Nayak <kprateek.nayak@amd.com>
Link: https://patch.msgid.link/20260907123855.1297976-1-vincent.guittot@linaro.org
This commit is contained in:
Vincent Guittot
2026-09-10 10:22:51 +02:00
committed by Peter Zijlstra
parent df2908090c
commit 9a8bc9bb4c
1 changed files with 2 additions and 0 deletions
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kernel/sched/fair.c
+2
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@@ -1073,6 +1073,8 @@ static void __enqueue_entity(struct cfs_rq *cfs_rq, struct sched_entity *se)
sum_w_vruntime_add(cfs_rq, se);
se->min_vruntime = se->vruntime;
se->min_slice = se->slice;
se->max_slice = se->slice;
rb_add_augmented_cached(&se->run_node, &cfs_rq->tasks_timeline,
__entity_less, &min_vruntime_cb);
}