int lnet_peers_start_down(void);
int lnet_peer_buffer_credits(lnet_ni_t *ni);
-extern int router_ping_timeout;
-extern int dead_router_check_interval;
-extern int live_router_check_interval;
int lnet_router_checker_start(void);
void lnet_router_checker_stop(void);
void lnet_swap_pinginfo(lnet_ping_info_t *info);