netdev - Re: [PATCH net] net: mscc: ocelot: fix incorrect balancing with down LAG ports

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Message-ID: <20220107084052.737c91bb@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com>
Date:   Fri, 7 Jan 2022 08:40:52 -0800
From:   Jakub Kicinski <kuba@...nel.org>
To:     Vladimir Oltean <vladimir.oltean@....com>
Cc:     netdev@...r.kernel.org, "David S. Miller" <davem@...emloft.net>,
        Andrew Lunn <andrew@...n.ch>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Claudiu Manoil <claudiu.manoil@....com>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        UNGLinuxDriver@...rochip.com
Subject: Re: [PATCH net] net: mscc: ocelot: fix incorrect balancing with
 down LAG ports

On Fri,  7 Jan 2022 15:58:39 +0200 Vladimir Oltean wrote:
> Assuming the test setup described here:
> https://patchwork.kernel.org/project/netdevbpf/cover/20210205130240.4072854-1-vladimir.oltean@nxp.com/
> (swp1 and swp2 are in bond0, and bond0 is in a bridge with swp0)
> 
> it can be seen that when swp1 goes down (on either board A or B), then
> traffic that should go through that port isn't forwarded anywhere.

This only applies to net-next. Could you resend with the subject
tag changed? The tree probably doesn't matter at this point and 
would be nice to get it properly build-tested.