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SubjectRe: [PATCH 3/3] Convert the UDP hash lock to RCU
On Tue, 07 Oct 2008 13:55:48 -0700 (PDT)
David Miller <> wrote:

> From: Stephen Hemminger <>
> Date: Tue, 7 Oct 2008 16:07:29 +0200
> > The idea of keeping chains short is the problem. That code should
> > just be pulled because it doesn't help that much, and also creates
> > bias on the port randomization.
> I have that patch from Vitaly Mayatskikh which does exactly this.
> I keep looking at it, but I can't bring myself to apply it since
> I'm not completely convinced.

Some one on a busy server should run it and measure the delta in hash chains.
I would, but don't run anything that has more than a few UDP's open.

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