On Thu, 28 Apr 2022 09:26:41 +0200 Hannes Reinecke wrote: > The whole thing started off with the problem on _how_ sockets could be > passed between kernel and userspace and vice versa. > While there is fd passing between processes via AF_UNIX, there is no > such mechanism between kernel and userspace. Noob question - the kernel <> user space FD sharing is just not implemented yet, or somehow fundamentally hard because kernel fds are "special"?