netdev - Re: [RFC net-next 3/7] net: bridge: switchdev: Send FDB notifications for host addresses

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Message-ID: <20210118112838.xanyhn5bh2um2cnn@skbuf>
Date:   Mon, 18 Jan 2021 13:28:38 +0200
From:   Vladimir Oltean <olteanv@...il.com>
To:     Tobias Waldekranz <tobias@...dekranz.com>
Cc:     davem@...emloft.net, kuba@...nel.org, andrew@...n.ch,
        vivien.didelot@...il.com, f.fainelli@...il.com, roopa@...dia.com,
        nikolay@...dia.com, netdev@...r.kernel.org
Subject: Re: [RFC net-next 3/7] net: bridge: switchdev: Send FDB
 notifications for host addresses

On Sat, Jan 16, 2021 at 02:25:11AM +0100, Tobias Waldekranz wrote:
> Treat addresses added to the bridge itself in the same way as regular
> ports and send out a notification so that drivers may sync it down to
> the hardware FDB.
>
> Signed-off-by: Tobias Waldekranz <tobias@...dekranz.com>
> ---

What is the functional difference between a bridge FDB entry which has
the BR_FDB_LOCAL flag, and a bridge FDB entry with a NULL fdb->dst?