linux-kernel - Re: Is it possible to undo the ixgbe device name change?

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Message-ID: <3616572.1745574403@warthog.procyon.org.uk>
Date: Fri, 25 Apr 2025 10:46:43 +0100
From: David Howells <dhowells@...hat.com>
To: Andrew Lunn <andrew@...n.ch>, Jakub Kicinski <kuba@...nel.org>
Cc: dhowells@...hat.com, Jedrzej Jagielski <jedrzej.jagielski@...el.com>,
    Przemek Kitszel <przemyslaw.kitszel@...el.com>,
    Tony Nguyen <anthony.l.nguyen@...el.com>,
    Paulo Abeni <pabeni@...hat.com>, netdev@...r.kernel.org,
    linux-kernel@...r.kernel.org
Subject: Re: Is it possible to undo the ixgbe device name change?

Andrew Lunn <andrew@...n.ch> wrote:

> It is systemd which later renames it to enp1s0 or enp1s0np0. If you
> ask me, you are talking to the wrong people.

Aha!  It can be configured with systemd-udev.

See https://systemd.io/PREDICTABLE_INTERFACE_NAMES/

And also "man systemd.link".

# cat /etc/systemd/network/10-testnet.link
[Match]
MACAddress=00:11:22:33:44:55  <--- your MAC address here
[Link]
Description=Test Network
Name=enp1s0  <--- the name you want here


David