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

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From: Herbert Xu <[email protected]>
Date: Mon, 12 Nov 2007 18:52:35 +0800

> David Miller <[email protected]> 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.
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