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SubjectRe: [PATCH RFC tip/core/rcu] accelerate grace period if last non-dynticked CPU
On Wed, Jan 27, 2010 at 10:50:50AM +0100, Peter Zijlstra wrote:
> On Wed, 2010-01-27 at 10:43 +0100, Andi Kleen wrote:
> >
> > Can't you simply check that at runtime then?
> >
> > if (num_possible_cpus() > 20)
> > ...
> >
> > BTW the new small is large. This years high end desktop PC will come with
> > upto 12 CPU threads. It would likely be challenging to find a good
> > number for 20 that holds up with the future.
>
> If only scalability were that easy :/

See the rest of my email...

I see you're already suffering from "Linus disease" ... only reading
the first paragraph/sentence in the email.

-Andi

--
ak@linux.intel.com -- Speaking for myself only.


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