Re: [PATCH 00/05] robust per_cpu allocation for modules

Christoph Lameter
2006-04-17T16:57:22Z

On Sat, 15 Apr 2006, Nick Piggin wrote:

> If I'm following you correctly, this adds another dependent load
> to a per-CPU data access, and from memory that isn't node-affine.

I am also concerned about that. Kiran has a patch to avoid allocpercpu
having to go through one level of indirection that I guess would no
longer work with this scheme.

> If so, I think people with SMP and NUMA kernels would care more
> about performance and scalability than the few k of memory this
> saves.

Right.