Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce per cpu access overhead

Christoph Lameter
2007-11-12T19:14:18Z

On Mon, 12 Nov 2007, Herbert Xu wrote:

> David Miller <davem@davemloft.net> wrote:
> >
> > Each IP compression tunnel instance does an alloc_percpu().
>
> Actually all IPComp tunnels share one set of objects which are
> allocated per-cpu. So only the first tunnel would do that.

Ahh so the need to be able to expand per cpu memory storage on demand
is not as critical as we thought.