On Mon, 25 Feb 2019 10:31:27 -0800, Jakub Kicinski wrote: > +static bool devlink_is_registered(struct devlink *devlink) > +{ > + return list_empty(&devlink->list); > +}
Nevermind, this won't really help the drivers that much, those registering devlink after netdevs will have to take care of the potential race by marking the devlink instance as dead in their priv data structure from the thread doing the devlink_unregister, using their own locking.