ip_protocol_deliver_rcu  159 include/net/ip.h void ip_protocol_deliver_rcu(struct net *net, struct sk_buff *skb, int proto);
ip_protocol_deliver_rcu  231 net/ipv4/ip_input.c 	ip_protocol_deliver_rcu(net, skb, ip_hdr(skb)->protocol);
ip_protocol_deliver_rcu 2117 net/ipv4/udp.c 			ip_protocol_deliver_rcu(dev_net(skb->dev), skb, -ret);