syn_fastopen_exp 235 include/linux/tcp.h syn_fastopen_exp:1,/* SYN includes Fast Open exp. option */ syn_fastopen_exp 5817 net/ipv4/tcp_input.c try_exp = tp->syn_fastopen_exp ? 2 : 1; syn_fastopen_exp 650 net/ipv4/tcp_output.c tp->syn_fastopen_exp = fastopen->cookie.exp ? 1 : 0;