Symbol: tcp_trim_head
include/net/tcp.h
756
int tcp_trim_head(struct sock *, struct sk_buff *, u32);
net/ipv4/tcp_input.c
3568
if (tcp_trim_head(sk, skb, tp->snd_una - TCP_SKB_CB(skb)->seq))
net/ipv4/tcp_output.c
3579
if (tcp_trim_head(sk, skb, tp->snd_una - TCP_SKB_CB(skb)->seq)) {