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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , "imx@lists.linux.dev" , "netdev@vger.kernel.org" , dl-linux-imx Subject: Re: [PATCH net-next] net: enetc: Support ethernet aliases in dts. 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Vladimir Oltean > > ; Wei Fang ; Clark Wang > > ; Andrew Lunn ; David S. > > Miller ; Eric Dumazet ; Jakub > > Kicinski ; Paolo Abeni ; > > imx@lists.linux.dev; netdev@vger.kernel.org; dl-linux-imx > > 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 Aliases are recommended at least for U-Boot fixups of any kind (MAC addresses, but not necessarily). You never want to perform a fixup based on a hardcoded node path.