On Fri, Oct 14, 2016 at 08:06:10AM +0800, zijun_hu wrote:
> > I really can't decode what the actual issue is here.  Can you please
> > give an example of a concrete case?
> > 
> the right relationship between the number of CPUs @nr_cpus within a percpu 
> group
> and the number of unites @nr_units within the same group is that
> @nr_units == roundup(@nr_cpus, @upa);

My question was whether there can be actual hardware configurations
where this code can fail and if so what they look like and how they
would fail.



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