netdev - Re: [PATCH v2 net-next 0/2] Allow unknown unicast traffic to CPU for Felix DSA

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Message-ID: <20200225133728.GE9749@lunn.ch>
Date:   Tue, 25 Feb 2020 14:37:28 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Vladimir Oltean <olteanv@...il.com>
Cc:     "Allan W. Nielsen" <allan.nielsen@...rochip.com>,
        "David S. Miller" <davem@...emloft.net>,
        Horatiu Vultur <horatiu.vultur@...rochip.com>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Joergen Andreasen <joergen.andreasen@...rochip.com>,
        Alexandru Marginean <alexandru.marginean@....com>,
        Claudiu Manoil <claudiu.manoil@....com>,
        Xiaoliang Yang <xiaoliang.yang_1@....com>,
        "Y.b. Lu" <yangbo.lu@....com>, netdev <netdev@...r.kernel.org>,
        Microchip Linux Driver Support <UNGLinuxDriver@...rochip.com>
Subject: Re: [PATCH v2 net-next 0/2] Allow unknown unicast traffic to CPU for
 Felix DSA

> Secondly, even traffic that the CPU _intends_ to terminate remains
> "unknown" from the switch's perspective, due to the
> no-learning-from-injected-traffic issue. So that traffic is still
> going to be flooded, potentially to unwanted ports as well.

Hi Vladimir

Can you add an entry to its table to solve this? Make it known
traffic. Hook into dsa_slave_set_rx_mode() and
dsa_slave_set_mac_address()?

	Andrew