netdev - Re: [PATCH net-next 04/12] net: mscc: ocelot: create a helper for changing the port MTU

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Message-ID: <20191112133959.GF5090@lunn.ch>
Date:   Tue, 12 Nov 2019 14:39:59 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Vladimir Oltean <olteanv@...il.com>
Cc:     jakub.kicinski@...ronome.com, davem@...emloft.net,
        alexandre.belloni@...tlin.com, f.fainelli@...il.com,
        vivien.didelot@...il.com, joergen.andreasen@...rochip.com,
        allan.nielsen@...rochip.com, horatiu.vultur@...rochip.com,
        claudiu.manoil@....com, netdev@...r.kernel.org,
        Vladimir Oltean <vladimir.oltean@....com>
Subject: Re: [PATCH net-next 04/12] net: mscc: ocelot: create a helper for
 changing the port MTU

On Tue, Nov 12, 2019 at 02:44:12PM +0200, Vladimir Oltean wrote:
> From: Vladimir Oltean <vladimir.oltean@....com>
> 
> Since in an NPI/DSA setup, not all ports will have the same MTU

By this, do you mean that the CPU port needs a bigger MTU because of
the extra header?

    Andrew