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Subject: Re: [patch] cgroups: disallow attaching kthreadd
From: Mike Galbraith <mgalbraith@suse.de>
To: David Rientjes <rientjes@google.com>
Cc: Tejun Heo <tj@kernel.org>, Peter Zijlstra <a.p.zijlstra@chello.nl>,
        Paul Menage <paul@paulmenage.org>, LKML <linux-kernel@vger.kernel.org>,
        Andrew Morton <akpm@linux-foundation.org>,
        Li Zefan <lizefan@huawei.com>
Date: Thu, 05 Apr 2012 08:42:57 +0200
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On Wed, 2012-04-04 at 23:07 -0700, David Rientjes wrote: 
> On Thu, 5 Apr 2012, Mike Galbraith wrote:
> 
> > I submitted that, and it didn't fly.  I like the generic exclusion
> > better, so I submit that for consideration.
> > 
> 
> [+akpm]
> 
> The last time we went through this, it was left after Andrew had fixed it 
> up when the cpusets version was merged in -mm without any disagreement 
> from Peter who was cc'd and that version was acked both by myself and Paul 
> Menage at https://lkml.org/lkml/2011/12/14/402.  Andrew dropped it and 
> asked for a repost since there was some on-going scheduler work going on 
> in linux-next that caused that version not to apply.  No follow-up was 
> ever offered.

Hm, I thought I did that.

> Why have we now gone in a completely different direction again?

I already said that after Peter griped and suggested global, I thought
about it, and liked that better.  The submitted patchlet can either fly
or die.  It's not a big deal.

If I need a reason to like global better, posix like: the user shall not
fool around with my "mom" vs a wishy washy comedy variant of same ;-)

-Mike