From: Tianchen Ding <dtcccc@linux.alibaba.com>
To: "解 咏梅" <xieym_ict@hotmail.com>
Cc: Ingo Molnar <mingo@redhat.com>,
Peter Zijlstra <peterz@infradead.org>,
Juri Lelli <juri.lelli@redhat.com>,
Vincent Guittot <vincent.guittot@linaro.org>,
Dietmar Eggemann <dietmar.eggemann@arm.com>,
Steven Rostedt <rostedt@goodmis.org>,
Ben Segall <bsegall@google.com>, Mel Gorman <mgorman@suse.de>,
Valentin Schneider <vschneid@redhat.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: 回复: [PATCH v2] sched/eevdf: Force propagating min_slice of cfs_rq when a task changing slice
Date: Thu, 14 Nov 2024 10:45:56 +0800 [thread overview]
Message-ID: <d83e1631-237e-4743-b067-6cc54771eee7@linux.alibaba.com> (raw)
In-Reply-To: <ME0P300MB04148C8F736D90AC822CE3678E5A2@ME0P300MB0414.AUSP300.PROD.OUTLOOK.COM>
On 2024/11/13 19:50, 解 咏梅 wrote:
> Similar problem as commit d2929762 & 8dafa9d0, but this time heap integrity is corrupted by min_slice attr.
> commit eab03c23c fixed it by explicitly calling __dequeue_entity and __enqueue_entity in reweight_entity.
>
> But, it's rare case, it only happens when adjust task's select by setting up scheduler attribute.
>
It's not rare. Since it's in enqueue/dequeue common path, wakeup/sleep may also
trigger this issue.
>
> Regards,
> Yongmei.
next prev parent reply other threads:[~2024-11-14 2:46 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-10-28 6:33 [RFC PATCH 0/2] sched/eevdf: Introduce a cgroup interface for slice Tianchen Ding
2024-10-28 6:33 ` [PATCH] sched/eevdf: Force propagating min_slice of cfs_rq when a task changing slice Tianchen Ding
2024-10-30 8:18 ` kernel test robot
2024-10-30 9:11 ` Tianchen Ding
2024-10-31 9:48 ` [PATCH v2] " Tianchen Ding
2024-11-12 3:25 ` Tianchen Ding
2024-11-13 11:50 ` 回复: " 解 咏梅
2024-11-14 2:45 ` Tianchen Ding [this message]
2024-11-14 6:06 ` 回复: " 解 咏梅
2024-11-14 6:36 ` Tianchen Ding
[not found] ` <ME0P300MB041447EBB0A17918745695898E5B2@ME0P300MB0414.AUSP300.PROD.OUTLOOK.COM>
2024-11-14 7:47 ` Tianchen Ding
2024-11-14 13:44 ` 回复: " 解 咏梅
2024-10-28 6:33 ` [RFC PATCH 2/2] sched/eevdf: Introduce a cgroup interface for slice Tianchen Ding
2024-10-28 17:37 ` Tejun Heo
2024-10-29 2:07 ` Tianchen Ding
2024-10-29 6:18 ` Tejun Heo
2024-10-29 6:49 ` Tianchen Ding
2024-10-29 20:39 ` Tejun Heo
[not found] ` <ME0P300MB0414F63E895B2F343EE740258E4B2@ME0P300MB0414.AUSP300.PROD.OUTLOOK.COM>
2024-10-29 4:26 ` 回复: " 解 咏梅
2024-10-30 11:00 ` Peter Zijlstra
2024-10-30 14:54 ` Tianchen Ding
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