From: Peter Zijlstra <peterz@infradead.org>
To: Stefan Bader <stefan.bader@canonical.com>
Cc: mingo@kernel.org, Oleg Nesterov <oleg@redhat.com>,
Paul Turner <pjt@google.com>, Mike Galbraith <efault@gmx.de>,
Andrew Vagin <avagin@openvz.org>,
linux-kernel <linux-kernel@vger.kernel.org>,
Tejun Heo <tj@kernel.org>
Subject: Re: [RFC][PATCH] sched: Fix race in task_group()
Date: Fri, 22 Jun 2012 17:15:07 +0200 [thread overview]
Message-ID: <1340378107.18025.79.camel@twins> (raw)
In-Reply-To: <4FE48A09.7050305@canonical.com>
On Fri, 2012-06-22 at 17:06 +0200, Stefan Bader wrote:
> > @@ -7595,6 +7597,11 @@ void sched_move_task(struct task_struct *tsk)
> > if (unlikely(running))
> > tsk->sched_class->put_prev_task(rq, tsk);
> >
> > + tg = container_of(task_subsys_state(p, cpu_cgroup_subsys_id),
> s/p/tsk/
> > + struct task_group, css);
> > + tg = autogroup_task_group(p, tg);
> s/p/tsk/
> > + tsk->sched_task_group = tg;
> > +
Hmm, I'm very sure I at least compiled a kernel after this.. must've
been the wrong machine.. /me dons a brown paper bag.
next prev parent reply other threads:[~2012-06-22 15:15 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-22 11:36 [RFC][PATCH] sched: Fix race in task_group() Peter Zijlstra
2012-06-22 15:06 ` Stefan Bader
2012-06-22 15:15 ` Peter Zijlstra [this message]
2012-06-26 13:48 ` Peter Zijlstra
2012-06-26 17:49 ` Stefan Bader
2012-06-27 12:40 ` Hillf Danton
2012-06-27 12:51 ` Stefan Bader
2012-06-26 20:13 ` Tejun Heo
2012-06-26 21:17 ` Peter Zijlstra
2012-07-03 10:06 ` Stefan Bader
2012-07-06 6:24 ` [tip:sched/core] " tip-bot for Peter Zijlstra
2012-07-24 14:21 ` tip-bot for Peter Zijlstra
2012-10-18 8:27 ` cwillu
2012-10-18 10:23 ` Stefan Bader
2012-10-18 13:33 ` Luis Henriques
2012-10-18 20:50 ` cwillu
2012-10-19 7:40 ` Stefan Bader
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