On Wed, 4 Dec 2024 at 13:04, Christian Brauner <brauner@xxxxxxxxxx> wrote: > > > What should be possible is to set a mark on the mount namespace > > > to get all the mount attach/detach events in the mount namespace > > > and let userspace filter out the events that are not relevant to the > > > subtree of interest. > > Yes, that's what I've been arguing for at LSFMM. Okay, done this. We can add submount based notification later if it turns out to be useful. I think all comments are addressed in v2. There remain a few FIXME items, selinux in particular is one I have no clue about. Thanks, Miklos