netdev - Re: [RFC PATCH net-next] bridge: Add bridge port learn filter and priority

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Message-ID: <20140618133405.515b3741@nehalam.linuxnetplumber.net>
Date:	Wed, 18 Jun 2014 13:34:05 -0700
From:	Stephen Hemminger <stephen@...workplumber.org>
To:	roopa@...ulusnetworks.com
Cc:	davem@...emloft.net, netdev@...r.kernel.org,
	wkok@...ulusnetworks.com, scotte@...ulusnetworks.com,
	ddutt@...ulusnetworks.com, shm@...ulusnetworks.com,
	nolan@...ulusnetworks.com, sfeldma@...ulusnetworks.com,
	jhs@...atatu.com
Subject: Re: [RFC PATCH net-next] bridge: Add bridge port learn filter and
 priority

On Wed, 18 Jun 2014 00:16:07 -0700
roopa@...ulusnetworks.com wrote:

> One such topology is when there are multiple paths to a dual-homed host.

That is called a loop.
Loops are not allowed on bridge networks.
Sorry, this is just the kind of things spanning tree and TRILL were supposed
to address. Solving in local bridge is not a good idea.
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