Netlink interface for ethtool

modulename: ethtool_nl.ko

configname: CONFIG_ETHTOOL_NETLINK

Linux Kernel Configuration
└─>Networking support
└─>Netlink interface for ethtool
In linux kernel since version 4.14.326 (release Date: 2023-09-23)  
An alternative userspace interface for ethtool based on generic
netlink. It provides better extensibility and some new features,
e.g. notification messages.

source code:
depends
CONFIG_NET