Re: [PATCH 0/3] NUMA boot hash allocation interleaving

Andi Kleen
2004-12-15T04:58:59Z

> > And just to clarify, are you saying you want to see this before inclusion
> > in mainline kernels, or that it would be nice to have but not necessary?
>
> I'd say it's a nice to have, rather than necessary, as long as it's not
> forced upon people. Maybe a config option that's on by default on ia64
> or something. Causing yourself TLB problems is much more acceptable than
> causing it for others ;-)

Given that Brent did lots of benchmarks which didn't show any slowdowns
I don't think this is really needed (at least as long as nobody
demonstrates a ireal slowdown from the patch). And having such special
cases is always ugly, better not have them when not needed.

-Andi