cookie_init_seq 1990 include/net/tcp.h __u32 (*cookie_init_seq)(const struct sk_buff *skb, cookie_init_seq 2010 include/net/tcp.h return ops->cookie_init_seq(skb, mss); cookie_init_seq 1385 net/ipv4/tcp_ipv4.c .cookie_init_seq = cookie_v4_init_sequence, cookie_init_seq 797 net/ipv6/tcp_ipv6.c .cookie_init_seq = cookie_v6_init_sequence,