linux-kernel - Re: [PATCH net-next v1 4/4] usbnet: add support for label from device tree

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Message-ID: <YgM8UIEfw+UbDwrE@robh.at.kernel.org>
Date:   Tue, 8 Feb 2022 22:00:16 -0600
From:   Rob Herring <robh@...nel.org>
To:     Oleksij Rempel <o.rempel@...gutronix.de>
Cc:     Oliver Neukum <oneukum@...e.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>, kernel@...gutronix.de,
        linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org,
        netdev@...r.kernel.org, devicetree@...r.kernel.org
Subject: Re: [PATCH net-next v1 4/4] usbnet: add support for label from
 device tree

On Thu, Jan 27, 2022 at 11:49:05AM +0100, Oleksij Rempel wrote:
> Similar to the option to set a netdev name in device tree for switch
> ports by using the property "label" in the DSA framework, this patch
> adds this functionality to the usbnet infrastructure.
> 
> This will help to name the interfaces properly throughout supported
> devices. This provides stable interface names which are useful
> especially in embedded use cases.

I'll pile on... The purpose of 'label' is to describe a human readable 
label on a port of a box. It should otherwise be opaque to s/w. Yes, 
there are abuses of that in the kernel, but don't add more.

Rob