On Mon, Aug 26, 2019 at 04:17:40PM +0200, Bernard Metzler wrote: > Walking the address list of an inet6_dev requires > appropriate locking. Since the called function > siw_listen_address() may sleep, we have to use > rtnl_lock() + rcu_read_lock_bh() instead of > read_lock_bh(). What is the RCU for if you have RTNL? Jason