rtt0 29 net/ipv4/tcp_hybla.c static int rtt0 = 25; rtt0 30 net/ipv4/tcp_hybla.c module_param(rtt0, int, 0644); rtt0 31 net/ipv4/tcp_hybla.c MODULE_PARM_DESC(rtt0, "reference rout trip time (ms)"); rtt0 39 net/ipv4/tcp_hybla.c tcp_sk(sk)->srtt_us / (rtt0 * USEC_PER_MSEC),