IPV6_EXTRACT_PREF  728 net/ipv6/route.c 	m |= IPV6_DECODE_PREF(IPV6_EXTRACT_PREF(fib6_flags)) << 2;
IPV6_EXTRACT_PREF 5553 net/ipv6/route.c 	if (nla_put_u8(skb, RTA_PREF, IPV6_EXTRACT_PREF(rt6_flags)))