NETIF_F_VLAN_CHALLENGED  130 include/linux/netdev_features.h #define NETIF_F_NEVER_CHANGE	(NETIF_F_VLAN_CHALLENGED | \
NETIF_F_VLAN_CHALLENGED  162 include/linux/netdev_features.h 				 NETIF_F_FRAGLIST | NETIF_F_VLAN_CHALLENGED)