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Subject: Re: [RFC] cgroup TODOs
From: Dhaval Giani <dhaval.giani@gmail.com>
To: Tejun Heo <tj@kernel.org>
Cc: containers@lists.linux-foundation.org, cgroups@vger.kernel.org,
        linux-kernel@vger.kernel.org, Li Zefan <lizefan@huawei.com>,
        Michal Hocko <mhocko@suse.cz>, Glauber Costa <glommer@parallels.com>,
        Peter Zijlstra <peterz@infradead.org>, Paul Turner <pjt@google.com>,
        Johannes Weiner <hannes@cmpxchg.org>, Thomas Graf <tgraf@suug.ch>,
        "Serge E. Hallyn" <serue@us.ibm.com>,
        Paul Mackerras <paulus@samba.org>, Ingo Molnar <mingo@redhat.com>,
        Arnaldo Carvalho de Melo <acme@ghostprotocols.net>,
        Neil Horman <nhorman@tuxdriver.com>,
        "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
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>
>   * Sort & unique when listing tasks.  Even the documentation says it
>     doesn't happen but we have a good hunk of code doing it in
>     cgroup.c.  I'm gonna rip it out at some point.  Again, if you
>     don't like it, scream.
>

I think some userspace tools do assume the uniq bit. So if we can
preserve that, great!

Thanks
Dhaval