netdev - Re: [PATCH 1/2] bridge: relay bridge multicast pkgs if !STP

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Message-Id: <20090517.211326.88138889.davem@davemloft.net>
Date:	Sun, 17 May 2009 21:13:26 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	shemminger@...tta.com
Cc:	bridge@...ux-foundation.org, netdev@...r.kernel.org
Subject: Re: [PATCH 1/2] bridge: relay bridge multicast pkgs if !STP

From: Stephen Hemminger <shemminger@...tta.com>
Date: Fri, 15 May 2009 09:10:13 -0700

> Currently the bridge catches all STP packets; even if STP is turned
> off.  This prevents other systems (which do have STP turned on)
> from being able to detect loops in the network.
> 
> With this patch, if STP is off, then any packet sent to the STP
> multicast group address is forwarded to all ports.
> 
> Based on earlier patch by Joakim Tjernlund with changes
> to go through forwarding (not local chain), and optimization
> that only last octet needs to be checked.
> 
> Signed-off-by: Stephen Hemminger <shemminger@...tta.com>

Applied.
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