netdev - Re: [RFC net-next] net: dsa: add support for MC

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Message-ID: <20190621220941.zaqbaf4wpnxnvoy5@shell.armlinux.org.uk>
Date:   Fri, 21 Jun 2019 23:09:41 +0100
From:   Russell King - ARM Linux admin <linux@...linux.org.uk>
To:     Vivien Didelot <vivien.didelot@...il.com>
Cc:     Florian Fainelli <f.fainelli@...il.com>, netdev@...r.kernel.org,
        idosch@...lanox.com, Jiri Pirko <jiri@...nulli.us>, andrew@...n.ch,
        davem@...emloft.net
Subject: Re: [RFC net-next] net: dsa: add support for MC_DISABLED attribute

On Fri, Jun 21, 2019 at 05:29:52PM -0400, Vivien Didelot wrote:
> Russell, Ido, Florian, so far I understand that a multicast-unaware
> bridge must flood unknown traffic everywhere (CPU included);
                           ^
			multicast

> and a multicast-aware bridge must only flood its ports if their
                                              ^
				unknown multicast traffic to

> mcast_flood is on, and known traffic targeting the bridge must be
> offloaded accordingly. Do you guys agree with this?

I don't see a problem with that with the clarification that we're
talking about multicast packets here.

-- 
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