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Re: [tip:sched/urgent] sched/cgroup: Fix/cleanup cgroup teardown/init

From Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Newsgroups linux.kernel
Subject Re: [tip:sched/urgent] sched/cgroup: Fix/cleanup cgroup teardown/init
Date 2016-05-02 05:10 +0200
Message-ID <rucpb-40h-1@gated-at.bofh.it> (permalink)
References <rdlyy-2jP-15@gated-at.bofh.it> <rf62m-4MK-9@gated-at.bofh.it> <rsZaH-hy-33@gated-at.bofh.it> <rsZkm-mr-7@gated-at.bofh.it> <rt1Pc-2H9-9@gated-at.bofh.it>
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On Thu, Apr 28, 2016 at 11:36:09PM +0200, Peter Zijlstra wrote:
> On Thu, Apr 28, 2016 at 11:51:37AM -0700, Greg Kroah-Hartman wrote:
> > On Thu, Apr 28, 2016 at 08:40:32PM +0200, Peter Zijlstra wrote:
> > > 
> > > Greg,
> > > 
> > > It looks like the below patch missed 4.5 and I'm starting to get bug
> > > reports that look very much like this issue, could we get this patch
> > > lifted into 4.5-stable?
> > 
> > Sure, also added to 4.4-stable as that is where the bug for this was
> > fixed, according to the commit message.
> 
> I think this patch relies on the following two cgroup patches:
> 
> 8bb5ef79bc0f ("cgroup: make sure a parent css isn't freed before its children")

This was missing.

> aa226ff4a1ce ("cgroup: make sure a parent css isn't offlined before its children")

This was already in 4.4-stable, thanks for letting me know.

greg k-h

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Re: [tip:sched/urgent] sched/cgroup: Fix/cleanup cgroup teardown/init Peter Zijlstra <peterz@infradead.org> - 2016-04-28 20:50 +0200
  Re: [tip:sched/urgent] sched/cgroup: Fix/cleanup cgroup teardown/init Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-04-28 21:00 +0200
    Re: [tip:sched/urgent] sched/cgroup: Fix/cleanup cgroup teardown/init Peter Zijlstra <peterz@infradead.org> - 2016-04-28 23:40 +0200
      Re: [tip:sched/urgent] sched/cgroup: Fix/cleanup cgroup teardown/init Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-05-02 05:10 +0200

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