netdev - Re: [PATCH net-next] net: enetc: Support ethernet aliases in dts.

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Message-ID:
 <PAXPR04MB91856660FC7E8BF3A8356D7889C22@PAXPR04MB9185.eurprd04.prod.outlook.com>
Date: Wed, 26 Feb 2025 15:07:15 +0000
From: Shenwei Wang <shenwei.wang@....com>
To: Andrew Lunn <andrew@...n.ch>
CC: Claudiu Manoil <claudiu.manoil@....com>, Vladimir Oltean
	<vladimir.oltean@....com>, Wei Fang <wei.fang@....com>, Clark Wang
	<xiaoning.wang@....com>, Andrew Lunn <andrew+netdev@...n.ch>, "David S.
 Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, Jakub
 Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	"imx@...ts.linux.dev" <imx@...ts.linux.dev>, "netdev@...r.kernel.org"
	<netdev@...r.kernel.org>, dl-linux-imx <linux-imx@....com>
Subject: Re: [PATCH net-next] net: enetc: Support ethernet aliases in dts.



> -----Original Message-----
> From: Andrew Lunn <andrew@...n.ch>
> Sent: Wednesday, February 26, 2025 8:58 AM
> To: Shenwei Wang <shenwei.wang@....com>
> Cc: Claudiu Manoil <claudiu.manoil@....com>; Vladimir Oltean
> <vladimir.oltean@....com>; Wei Fang <wei.fang@....com>; Clark Wang
> <xiaoning.wang@....com>; Andrew Lunn <andrew+netdev@...n.ch>; David S.
> Miller <davem@...emloft.net>; Eric Dumazet <edumazet@...gle.com>; Jakub
> Kicinski <kuba@...nel.org>; Paolo Abeni <pabeni@...hat.com>;
> imx@...ts.linux.dev; netdev@...r.kernel.org; dl-linux-imx <linux-imx@....com>
> Subject: [EXT] Re: [PATCH net-next] net: enetc: Support ethernet aliases in dts.
> On Tue, Feb 25, 2025 at 03:44:58PM -0600, Shenwei Wang wrote:
> > Retrieve the "ethernet" alias ID from the DTS and assign it as the
> > interface name (e.g., "eth0", "eth1"). This ensures predictable naming
> > aligned with the DTS's configuration.
> >
> > If no alias is defined, fall back to the kernel's default enumeration
> > to maintain backward compatibility.
> 
> GregKH and others will tell you this is a user space problem. Ethernet names have
> never been stable, user space has always had to deal with this problem. Please
> use a udev rule, systemd naming, etc.

Thanks Andrew.
Does it mean the ethernet aliases defined in the dts are no longer recommended or supported?

Thanks,
Shenwei

> 
>         Andrew