netdev - Re: [PATCH v4 net-next] net: introduce dev_set

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Message-ID: <1383884683.9412.174.camel@edumazet-glaptop2.roam.corp.google.com>
Date:	Thu, 07 Nov 2013 20:24:43 -0800
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Herbert Xu <herbert@...dor.apana.org.au>
Cc:	David Miller <davem@...emloft.net>, bhutchings@...arflare.com,
	christoph.paasch@...ouvain.be, netdev@...r.kernel.org,
	hkchu@...gle.com, mwdalton@...gle.com
Subject: Re: [PATCH v4 net-next] net: introduce dev_set_forwarding()

On Fri, 2013-11-08 at 12:10 +0800, Herbert Xu wrote:

> Well you still don't seem to be getting this: If you need it for
> the host then you will need it even more for virt because the
> network stack there is much longer.
> 
> So having it only available to the host without also giving it
> to virt makes *zero* sense.

I am fine with this, but how can we know the packet is going to be
delivered to virt instead of forwarded to ethernet ?

Do we want the equivalent of 'IP early demux', done at GRO layer ? ;)


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