Re: poor network loopback performance and scalability

[David Miller]

From: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Date: Mon, 21 Apr 2008 18:19:08 +0800

> I belive the current value is a legacy from the days when we didn't
> support skb page frags so everything had to be physically contiguous.

It's legacy from when my top-of-the-line UltraSPARC-I 130Mhz cpus
got the best loopback results using that value :-)
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