On Fri, 6 Sep 2019, Jeff Layton wrote: > The fact that open and openat didn't vet unknown flags is really a bug. > > Too late to fix it now, of course, and as Aleksa points out, we've > worked around that in the past. Now though, we have a new openat2 > syscall on the horizon. There's little need to continue these sorts of > hacks. > > New open flags really have no place in the old syscalls, IMO. Agree here. It's unfortunate but a reality and Linus will reject any such changes which break existing userspace. -- James Morris <jmorris@xxxxxxxxx>