Re: [PATCH cgroup/for-3.13-fixes] cgroup: fix oops in cgroup initfailure path

[Vladimir Davydov]

On 12/06/2013 08:25 PM, Tejun Heo wrote:
> On Fri, Dec 06, 2013 at 11:13:12AM -0500, Tejun Heo wrote:
>>> Second, it's not clear to me why we need the CSS_ONLINE flag at all if
>>> we never assign css's that we fail to online to a cgroup. AFAIU we will
>>> never see such css's, because in all places we call offline_css(),
>>> namely cgroup_destroy_locked() (via kill_css()) and
>>> cgroup_unload_subsys(), we use cgroup_css() which will return NULL for them.
>> The whole thing is in flux and will look very different in near
>> future.  I actually had patches queued which deal with the issue you
>> spotted but they are being blocked on other changes ATM.  So, yeah,
>> there are some spurious stuff now.
> LOL, I found the patch.  It was posted and acked I just forgot to
> apply the whole series.  I'm a moron.
>
>   http://permalink.gmane.org/gmane.linux.kernel.containers/26804
>
> This should do it, right?  I'll update the patch description and
> repost the series.

If combined with the patch you've sent recently, this should do the trick.

Thanks.
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