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| author | Vincent Guittot <vincent.guittot@linaro.org> | 2026-09-07 14:38:55 +0200 |
|---|---|---|
| committer | Peter Zijlstra <peterz@infradead.org> | 2026-09-10 10:22:51 +0200 |
| commit | 9a8bc9bb4c3fb3218b4f151f98a722fbeb5b5c34 (patch) | |
| tree | b04fc7bca3e2ac59c0622ee6b476b67045bec94f | |
| parent | df2908090cda368b01ff43709f51890076c56157 (diff) | |
| download | linux-9a8bc9bb4c3fb3218b4f151f98a722fbeb5b5c34.tar.gz linux-9a8bc9bb4c3fb3218b4f151f98a722fbeb5b5c34.zip | |
sched/eevdf: Fix augmented max_slice
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: 6e3c0a4e1ad1 ("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
| -rw-r--r-- | kernel/sched/fair.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index ade1eceb39b8..5b944f9a8a00 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -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); } |