start_seq_0 1098 net/ipv4/tcp_input.c u32 start_seq_0 = get_unaligned_be32(&sp[0].start_seq); start_seq_0 1102 net/ipv4/tcp_input.c if (before(start_seq_0, TCP_SKB_CB(ack_skb)->ack_seq)) { start_seq_0 1111 net/ipv4/tcp_input.c !before(start_seq_0, start_seq_1)) {