Re: [PATCH 1/3] macvlan: Reflect macvlan packets meant for othermacvlan devices

From: Patrick McHardy
Date: Thu Nov 19 2009 - 09:48:02 EST


Arnd Bergmann wrote:
> On Thursday 19 November 2009, Eric W. Biederman wrote:
>>> It seems that we should never drop dst then. We either forward the frame to
>>> netif_rx or to dev_queue_xmit, and from how I read it now, we want to keep
>>> the dst in both cases.
>> When we loop back on our selves we certainly need to have dst clear because
>> we don't know how to cache routes through multiple network namespaces.
>
> Ah, right. So should I add the explicit dst_drop to the new dev_forward_skb()
> then? The veth driver doesn't need it, but it also looks like it won't hurt.

Yes, I think that should be fine.
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