eth_gro_receive
return call_gro_receive(eth_gro_receive, head, skb);
pp = call_gro_receive(eth_gro_receive, head, skb);
struct sk_buff *eth_gro_receive(struct list_head *head, struct sk_buff *skb);
EXPORT_SYMBOL(eth_gro_receive);
.gro_receive = eth_gro_receive,