V_tcp_fastopen_keylock
#define TCP_FASTOPEN_KEYS_RLOCK(t) rm_rlock(&V_tcp_fastopen_keylock, (t))
#define TCP_FASTOPEN_KEYS_RUNLOCK(t) rm_runlock(&V_tcp_fastopen_keylock, (t))
#define TCP_FASTOPEN_KEYS_WLOCK() rm_wlock(&V_tcp_fastopen_keylock)
#define TCP_FASTOPEN_KEYS_WUNLOCK() rm_wunlock(&V_tcp_fastopen_keylock)
rm_init(&V_tcp_fastopen_keylock, "tfo_keylock");
&V_tcp_fastopen_keylock, 0);
rm_destroy(&V_tcp_fastopen_keylock);