linux-kernel - Re: [PATCH v3] net: ethernet: mtk_eth

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Date:   Tue, 28 Jul 2020 16:14:10 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Frank Wunderlich <frank-w@...lic-files.de>
Cc:     linux-mediatek@...ts.infradead.org,
        Landen Chao <landen.chao@...iatek.com>,
        Felix Fietkau <nbd@....name>, John Crispin <john@...ozen.org>,
        Sean Wang <sean.wang@...iatek.com>,
        Mark Lee <Mark-MC.Lee@...iatek.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        netdev@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org,
        René van Dorst <opensource@...rst.com>
Subject: Re: [PATCH v3] net: ethernet: mtk_eth_soc: fix mtu warning

On Tue, Jul 28, 2020 at 02:27:43PM +0200, Frank Wunderlich wrote:
> From: Landen Chao <landen.chao@...iatek.com>
> 
> in recent Kernel-Versions there are warnings about incorrect MTU-Size
> like these:
> 
> eth0: mtu greater than device maximum
> mtk_soc_eth 1b100000.ethernet eth0: error -22 setting MTU to include DSA overhead
> 
> Fixes: bfcb813203e6 ("net: dsa: configure the MTU for switch ports")
> Fixes: 72579e14a1d3 ("net: dsa: don't fail to probe if we couldn't set the MTU")
> Fixes: 7a4c53bee332 ("net: report invalid mtu value via netlink extack")
> Signed-off-by: René van Dorst <opensource@...rst.com>
> Signed-off-by: Frank Wunderlich <frank-w@...lic-files.de>

Reviewed-by: Andrew Lunn <andrew@...n.ch>

    Andrew