Date: Thu, 7 Apr 2016 08:40:36 +0200
From: Peter Zijlstra <peterz@infradead.org>
To: Tejun Heo <tj@kernel.org>
Cc: Michal Hocko <mhocko@kernel.org>, torvalds@linux-foundation.org,
        akpm@linux-foundation.org, mingo@redhat.com, lizefan@huawei.com,
        hannes@cmpxchg.org, pjt@google.com, linux-kernel@vger.kernel.org,
        cgroups@vger.kernel.org, linux-api@vger.kernel.org, kernel-team@fb.com
Subject: Re: [PATCHSET RFC cgroup/for-4.6] cgroup, sched: implement resource
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On Wed, Apr 06, 2016 at 05:53:07PM -0400, Tejun Heo wrote:
> Can you list applications which make use of CLONE_VM without
> CLONE_THREAD? 

I ran into one two years ago or so; I forgot what it was, but it made
perf misbehave because we too had assumed this not to happen.

Eventually it turned out a newer version of that software did no longer
do this and we more or less left it at that.

But it does show that crap is out there..