Re: [GIT PULL] namespaces related fixes for v4.11-rc1

From	Andy Lutomirski <luto@amacapital.net>
Newsgroups	linux.kernel
Subject	Re: [GIT PULL] namespaces related fixes for v4.11-rc1
Date	2017-02-23 04:10 +0100
Message-ID	<tdRX3-3og-1@gated-at.bofh.it> (permalink)
References	<tdMum-7Lo-21@gated-at.bofh.it> <tdMum-7Lo-19@gated-at.bofh.it> <tdQxX-2ge-1@gated-at.bofh.it>
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On Wed, Feb 22, 2017 at 5:29 PM, Eric W. Biederman
<ebiederm@xmission.com> wrote:
> Aleksa Sarai <asarai@suse.de> writes:
>
>>> The only known user of this prctl systemd
>>> forks all children after the prctl.  So no userspace regressions will
>>> occur.
>>
>> Note that runC and containerd (and thus Docker) as well as cri-o use the prctl
>> as well -- to be able to collect exit codes from a non-child process (namely to
>> collect the exit code from PID 1 in the container).
>
> Are any of those affected by the change?  I would not expect so.  As it
> would require having children or grand children whose exit codes you
> don't want to collect.

FWIW, I have private code that uses PR_SET_CHILD_SUBREAPER, too.  I
don't see why it would be affected by this change.

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Re: [GIT PULL] namespaces related fixes for v4.11-rc1 Aleksa Sarai <asarai@suse.de> - 2017-02-22 22:20 +0100
  Re: [GIT PULL] namespaces related fixes for v4.11-rc1 ebiederm@xmission.com (Eric W. Biederman) - 2017-02-23 02:40 +0100
    Re: [GIT PULL] namespaces related fixes for v4.11-rc1 Aleksa Sarai <asarai@suse.de> - 2017-02-23 03:30 +0100
    Re: [GIT PULL] namespaces related fixes for v4.11-rc1 Andy Lutomirski <luto@amacapital.net> - 2017-02-23 04:10 +0100

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