IFF_MACVLAN_PORT 1214 drivers/net/macvlan.c dev->priv_flags |= IFF_MACVLAN_PORT; IFF_MACVLAN_PORT 1223 drivers/net/macvlan.c dev->priv_flags &= ~IFF_MACVLAN_PORT; IFF_MACVLAN_PORT 1535 include/linux/netdevice.h #define IFF_MACVLAN_PORT IFF_MACVLAN_PORT IFF_MACVLAN_PORT 4576 include/linux/netdevice.h return dev->priv_flags & IFF_MACVLAN_PORT;