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From: Tejun Heo <>
To: Zhang Qiao <>
Subject: Re: [PATCH v2] kernel/sched: Fix sched_fork() access an invalid sched_task_group
Date: Tue, 14 Sep 2021 06:23:32 -1000	[thread overview]
Message-ID: <> (raw)
In-Reply-To: <>

On Tue, Sep 14, 2021 at 04:20:02PM +0800, Zhang Qiao wrote:
> Perhaps we can fix this bug at sched_post_fork(), which is executed between cgroup_can_fork()
> and cgroup_post_fork(). Relocate the fectching of task_group and access it at sched_post_fork().

Can't we just add a can_fork callback in cpu_cgrp_subsys?


  reply	other threads:[~2021-09-14 16:23 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-11  7:50 Zhang Qiao
2021-09-13 18:01 ` Tejun Heo
2021-09-14  8:20   ` Zhang Qiao
2021-09-14 16:23     ` Tejun Heo [this message]
2021-09-15  3:10       ` Zhang Qiao

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