Re: [RFC] [patch 5/6] [Network namespace] ipv4 isolation

James Morris
2006-06-10T00:23:44Z

On Fri, 9 Jun 2006, dlezcano@fr.ibm.com wrote:

> When an outgoing packet has the loopback destination addres, the
> skbuff is filled with the network namespace. So the loopback packets
> never go outside the namespace. This approach facilitate the migration
> of loopback because identification is done by network namespace and
> not by address. The loopback has been benchmarked by tbench and the
> overhead is roughly 1.5 %

I think you'll need to make it so this code has zero impact when not
configured.

- James
--
James Morris
<jmorris@namei.org>