netdev - Re: [RFC PATCH v0 1/2] net: bridge: propagate FDB table into hardware

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Date:	Sat, 18 Feb 2012 07:41:40 -0500
From:	jamal <hadi@...erus.ca>
To:	John Fastabend <john.r.fastabend@...el.com>
Cc:	Stephen Hemminger <shemminger@...tta.com>,
	bhutchings@...arflare.com, roprabhu@...co.com,
	netdev@...r.kernel.org, mst@...hat.com, chrisw@...hat.com,
	davem@...emloft.net, gregory.v.rose@...el.com, kvm@...r.kernel.org,
	sri@...ibm.com
Subject: Re: [RFC PATCH v0 1/2] net: bridge: propagate FDB table into
 hardware

On Fri, 2012-02-17 at 09:10 -0800, John Fastabend wrote:

> Yes I agree that is the goal.
> 
> > One last comment:
> > With synchronization there are other challenges when the entry in the
> > hardware conflicts with the entry in software when you intend the
> > behavior to be the same. This is not such a big deal with bridging but
> > becomes more apparent when you start offloading ACLs etc.
> > 
> 
> OK and these sorts of conflicts certainly don't need to be resolved
> by kernel code. So I think this is a reasonable reason to drive the
> synchronization into a user space daemon.


Yep. 
Thanks for listening John. Waiting to see them patches.

cheers,
jamal



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