skb_zerocopy 3520 include/linux/skbuff.h int skb_zerocopy(struct sk_buff *to, struct sk_buff *from, skb_zerocopy 2996 net/core/skbuff.c EXPORT_SYMBOL_GPL(skb_zerocopy); skb_zerocopy 619 net/netfilter/nfnetlink_queue.c if (skb_zerocopy(skb, entskb, data_len, hlen)) skb_zerocopy 514 net/openvswitch/datapath.c err = skb_zerocopy(user_skb, skb, skb->len - cutlen, hlen);