Date: Thu, 19 Oct 2006 01:11:52 -0700
From: Paul Jackson <pj@sgi.com>
To: Nick Piggin <nickpiggin@yahoo.com.au>
Cc: holt@sgi.com, suresh.b.siddha@intel.com, dino@in.ibm.com,
       menage@google.com, Simon.Derr@bull.net, linux-kernel@vger.kernel.org,
       mbligh@google.com, rohitseth@google.com, dipankar@in.ibm.com
Subject: Re: exclusive cpusets broken with cpu hotplug
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> Paul Jackson wrote:
> > Nick wrote:
> > 
> >>(we simply shouldn't allow
> >>situations where we put a partition in the middle of a cpuset).
> > 
> > 
> > Could you explain to me what you mean by "put a partition in the
> > middle of a cpuset?"
> > 
> 
> Your example, if a partition is created for each of the sub cpusets.

The thing "we simply shouldn't allow", then, is the bread and
butter of cpusets.

I am convinced that we are trying to pound nails with toothpicks.

The cpu_exclusive flag was the wrong flag to overload to define
sched domains.

-- 
                  I won't rest till it's the best ...
                  Programmer, Linux Scalability
                  Paul Jackson <pj@sgi.com> 1.925.600.0401
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