linux-kernel - Re: [PATCH net-next v5 01/13] net: dsa: allow port_bridge

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Message-ID: <20220519175341.fheue7mng3os7hkl@skbuf>
Date:   Thu, 19 May 2022 20:53:41 +0300
From:   Vladimir Oltean <olteanv@...il.com>
To:     Clément Léger <clement.leger@...tlin.com>
Cc:     Andrew Lunn <andrew@...n.ch>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        "David S . Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Magnus Damm <magnus.damm@...il.com>,
        Heiner Kallweit <hkallweit1@...il.com>,
        Russell King <linux@...linux.org.uk>,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        Herve Codina <herve.codina@...tlin.com>,
        Miquèl Raynal <miquel.raynal@...tlin.com>,
        Milan Stevanovic <milan.stevanovic@...com>,
        Jimmy Lalande <jimmy.lalande@...com>,
        Pascal Eberhard <pascal.eberhard@...com>,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        linux-renesas-soc@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH net-next v5 01/13] net: dsa: allow port_bridge_join() to
 override extack message

On Thu, May 19, 2022 at 05:30:55PM +0200, Clément Léger wrote:
> Some drivers might report that they are unable to bridge ports by
> returning -EOPNOTSUPP, but still wants to override extack message.
> In order to do so, in dsa_slave_changeupper(), if port_bridge_join()
> returns -EOPNOTSUPP, check if extack message is set and if so, do not
> override it.
> 
> Signed-off-by: Clément Léger <clement.leger@...tlin.com>
> ---

Reviewed-by: Vladimir Oltean <olteanv@...il.com>