From mboxrd@z Thu Jan  1 00:00:00 1970
From: David Miller <davem@davemloft.net>
Subject: Re: [PATCH v2] ravb: add support for changing MTU
Date: Fri, 16 Feb 2018 16:35:21 -0500 (EST)
Message-ID: <20180216.163521.2244800833732729149.davem@davemloft.net>
References: <20180216161008.12882-1-niklas.soderlund+renesas@ragnatech.se>
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Cc: sergei.shtylyov@cogentembedded.com, netdev@vger.kernel.org,
        linux-renesas-soc@vger.kernel.org
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From: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Date: Fri, 16 Feb 2018 17:10:08 +0100

> Allow for changing the MTU within the limit of the maximum size of a
> descriptor (2048 bytes). Add the callback to change MTU from user-space
> and take the configurable MTU into account when configuring the
> hardware.
> 
> Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>

Applied.

However, most drivers support MTU change while the interface is up and
frankly that is what is most useful for users.