Re: [patch 00/18] SMP: Boot and CPU hotplug refactoring - Part 1

[Thomas Gleixner]

On Fri, 20 Apr 2012, Peter Zijlstra wrote:

> On Fri, 2012-04-20 at 08:42 -0700, Tejun Heo wrote:
> > I'm still leaning towards restricting kthreadd and any PF_THREAD_BOUND
> > threads in the root cgroup.  
> 
> I'd definitely agree with restricting those. 
> 
> > I'm not sure about !BOUND kthreads tho.
> > It doesn't make sense for the most part but there are cases
> > (e.g. crypto kthreads) which might make some sense.
> > 
> Agreed as well. There are a few nasty corner cases with unbound
> workqueues vs allowing cgroups (as how to place new worker threads
> correctly etc..). Sorting that is a 'fun' next problem.
> 
> Could we merge the kthreadd/PF_THREAD_BOUND restriction? You've got my
> ACK and I'm fairly sure tglx will ACK it as well.

Acked-and-appreciated-by-me
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