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

Herbert Xu
2007-11-12T10:53:59Z

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.

In fact that was precisely the reason why per-cpu is used in
IPComp as otherwise we can just allocate normal memory.

Cheers,
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