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From: Tejun Heo <tj@kernel.org>
To: "Michael Kerrisk (man-pages)" <mtk.manpages@gmail.com>
Cc: lkml <linux-kernel@vger.kernel.org>,
	"open list:CONTROL GROUP (CGROUP)" <cgroups@vger.kernel.org>,
	"Serge E. Hallyn" <serge@hallyn.com>,
	Amin Jamali <ajamali@pivotal.io>,
	Joao De Almeida Pereira <jpereira@pivotal.io>
Subject: Re: Cgroup v2 bug: "domain invalid" node can't be converted to "threaded"
Date: Thu, 4 Oct 2018 13:29:47 -0700	[thread overview]
Message-ID: <20181004202947.GL270328@devbig004.ftw2.facebook.com> (raw)
In-Reply-To: <20181004182017.GK270328@devbig004.ftw2.facebook.com>

On Thu, Oct 04, 2018 at 11:20:17AM -0700, Tejun Heo wrote:
> Subject: cgroup: Fix dom_cgrp propagation when enabling threaded mode
> 
> A cgroup which is already a threaded domain may be converted into a
> threaded cgroup if the prerequisite conditions are met.  When this
> happens, all threaded descendant should also have their ->dom_cgrp
> updated to the new threaded domain cgroup.  Unfortunately, this
> propagation was missing leading to the following failure.

Applied to cgroup/for-4.19-fixes w/ reported-bys added.

Thanks.

-- 
tejun

      parent reply	other threads:[~2018-10-04 20:29 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-09-21 13:18 Cgroup v2 bug: "domain invalid" node can't be converted to "threaded" Michael Kerrisk (man-pages)
2018-10-02 21:07 ` Tejun Heo
2018-10-04 18:14   ` Michael Kerrisk (man-pages)
2018-10-04 18:20     ` Tejun Heo
2018-10-04 19:12       ` Michael Kerrisk (man-pages)
2018-10-04 20:29       ` Tejun Heo [this message]

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