> I want to circulate this and get some comments and feedback, and if > no one raises any serious objections - I'd love to get collaborators > to work on this with me. Flame away! Hi Kent I doubt you will get much interest from netdev. netdev already considers ioctl as legacy, and mostly uses netlink and a message passing structure, which is easy to extend in a backwards compatible manor. https://man7.org/linux/man-pages/man7/netlink.7.html Andrew