syn_fastopen_ch 236 include/linux/tcp.h syn_fastopen_ch:1, /* Active TFO re-enabling probe */ syn_fastopen_ch 512 net/ipv4/tcp_fastopen.c tcp_sk(sk)->syn_fastopen_ch = 1; syn_fastopen_ch 539 net/ipv4/tcp_fastopen.c } else if (tp->syn_fastopen_ch &&