From mboxrd@z Thu Jan  1 00:00:00 1970
Date: Fri, 26 Feb 2010 19:51:04 +0300
From: Cyrill Gorcunov <gorcunov@gmail.com>
Message-ID: <20100226165104.GB5364@lenovo>
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Subject: Re: [Bridge] [RFC 0/5] bridge - introduce via_phys_dev feature
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To: Stephen Hemminger <shemminger@linux-foundation.org>
Cc: Denis Lunev <den@openvz.org>, netdev@vger.kernel.org, bridge@linux-foundation.org, Pavel Emelyanov <xemul@openvz.org>

On Fri, Feb 26, 2010 at 08:18:43AM -0800, Stephen Hemminger wrote:
> Looking back at this. What if the API was simpler:
> 
> Instead of:
> > Typical session looks like
> > 
> > | s...@10.10.0.160$ brctl addbr br0
> > | s...@10.10.0.160$ ifconfig br0 up
> > | s...@10.10.0.160$ echo 1 > /sys/class/net/bridge/br0/via_phys_dev
> > | s...@10.10.0.160$ brctl addif br0 eth0
> > | (...waiting a bit...)
> > | s...@10.10.0.160$
> 
> Why not:
>   1. Setup bridge (and any other interfaces except eth0); includes bringing br0 up
>   2. Add eth0 to bridge with new flag to inherit
>        a. brctl addif br0 eth0 inherit
> 
> Inherit functionality would need to move address (Ether, IP, IPv6)
> and routes from eth0 to br0.
> I will see about doing it as much as possible in userspace.
> 

Looks promising for me (CC'ed a few people just to be sure I'm not
missing anything).

	-- Cyrill