Add missing __rcu annotations and helpers.
minor : Fix some rcu_dereference() calls in macvtap
Signed-off-by: NEric Dumazet <eric.dumazet@gmail.com>
Acked-by: NArnd Bergmann <arnd@arndb.de>
Acked-by: NMichael Chan <mchan@broadcom.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>