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| author | Tianchen Ding <dtcccc@linux.alibaba.com> | 2024-03-06 10:21:33 +0800 |
|---|---|---|
| committer | Peter Zijlstra <peterz@infradead.org> | 2024-04-22 13:01:26 +0200 |
| commit | afae8002b4fd3560c8f5f1567f3c3202c30a70fa (patch) | |
| tree | 0c2bb2420c07352f18b64f7a7ca3fed7f1c81ab7 /kernel/configs.c | |
| parent | 11b1b8bc2b98e21ddf47e08b56c21502c685b2c3 (diff) | |
sched/eevdf: Fix miscalculation in reweight_entity() when se is not curr
reweight_eevdf() only keeps V unchanged inside itself. When se !=
cfs_rq->curr, it would be dequeued from rb tree first. So that V is
changed and the result is wrong. Pass the original V to reweight_eevdf()
to fix this issue.
Fixes: eab03c23c2a1 ("sched/eevdf: Fix vruntime adjustment on reweight")
Signed-off-by: Tianchen Ding <dtcccc@linux.alibaba.com>
[peterz: flip if() condition for clarity]
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Abel Wu <wuyun.abel@bytedance.com>
Link: https://lkml.kernel.org/r/20240306022133.81008-3-dtcccc@linux.alibaba.com
Diffstat (limited to 'kernel/configs.c')
0 files changed, 0 insertions, 0 deletions