netdev - Re: [PATCH net-next 1/2] net: dsa: make "label" property optional for dsa2

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Date:   Fri, 6 Jan 2017 23:20:08 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Vivien Didelot <vivien.didelot@...oirfairelinux.com>
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        kernel@...oirfairelinux.com,
        "David S. Miller" <davem@...emloft.net>,
        Florian Fainelli <f.fainelli@...il.com>,
        Uwe Kleine-König <uwe@...ine-koenig.org>
Subject: Re: [PATCH net-next 1/2] net: dsa: make "label" property optional
 for dsa2

> If one wants to rename an interface, udev rules can be used as usual.

Hi Vivien

Do you have some examples?

A quick look at udevadm info suggests we can use

ATTR{phys_port_id} and ATTR{phys_switch_id}

Humm, it would be nice to know why the second switch has a
phys_switch_id of 01000000.

How is systemd naming them without udev rules?

    Andrew