Messages in this thread | | | Date | Mon, 12 Nov 2007 13:28:59 -0800 (PST) | Subject | Re: [patch 0/7] [RFC] SLUB: Improve allocpercpu to reduce per cpu access overhead | From | David Miller <> |
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From: Herbert Xu <herbert@gondor.apana.org.au> Date: Mon, 12 Nov 2007 18:52:35 +0800
> 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.
Hmmm... indeed. Thanks for clearing this up. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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