netdev - Re: AF_PACKET how to get the original netdev from a packet received from a bonded master

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Message-Id: <20070418.162523.68157230.davem@davemloft.net>
Date:	Wed, 18 Apr 2007 16:25:23 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	chavey@...gle.com
Cc:	netdev@...r.kernel.org
Subject: Re: AF_PACKET how to get the original netdev from a packet
 received from a bonded master

From: "Laurent Chavey" <chavey@...gle.com>
Date: Wed, 18 Apr 2007 16:05:27 -0700

> When using PF_PACKET socket with bonded interfaces, there is no
> way to get the slave interface (physical interface) the packet was
> actually received on.

That's right.

There isn't a real good solution to this problem either.
Decapsulation can happen to arbitrary levels, how many
devices should we remember and how to do the reference
counting on that correctly?

As such, I don't think this will ever be provided.
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