int i, j;
+ // If link is down, link_speed is 0
+ if (unlikely(task->link_speed == 0)) {
+ if (task->port && task->port->link_speed != 0) {
+ task->link_speed = task->port->link_speed * 125000L;
+ plog_info("\tPort %u: link speed is %ld Mbps\n",
+ (uint8_t)(task->port - prox_port_cfg), 8 * task->link_speed / 1000000);
+ } else
+ return 0;
+ }
+
task_gen_update_config(task);
if (task->pkt_count == 0) {
if (tbase->l3.tmaster) {
register_all_ip_to_ctrl_plane(task);
}
- if (task->port && task->port->link_speed) {
- // task->port->link->speed reports the link speed in Mbps e.g. 40k for a 40 Gbps NIC
- // task->link_speed reported link speed in Bytes per sec.
+ if (task->port) {
+ // task->port->link_speed reports the link speed in Mbps e.g. 40k for a 40 Gbps NIC.
+ // task->link_speed reports link speed in Bytes per sec.
+ // It can be 0 if link is down, and must hence be updated in fast path.
task->link_speed = task->port->link_speed * 125000L;
- plog_info("\tGenerating at %ld Mbps\n", 8 * task->link_speed / 1000000);
+ if (task->link_speed)
+ plog_info("\tPort %u: link speed is %ld Mbps\n",
+ (uint8_t)(task->port - prox_port_cfg), 8 * task->link_speed / 1000000);
+ else
+ plog_info("\tPort %u: link speed is %ld Mbps - link might be down\n",
+ (uint8_t)(task->port - prox_port_cfg), 8 * task->link_speed / 1000000);
}
/* TODO
Handle the case when two tasks transmit to the same port
uint32_t pkt_rx_time, pkt_tx_time;
+ // If link is down, link_speed is 0
+ if (unlikely(task->link_speed == 0)) {
+ if (task->port && task->port->link_speed != 0) {
+ task->link_speed = task->port->link_speed * 125000L;
+ plog_info("\tPort %u: link speed is %ld Mbps\n",
+ (uint8_t)(task->port - prox_port_cfg), 8 * task->link_speed / 1000000);
+ } else
+ return 0;
+ }
+
if (n_pkts == 0) {
task->begin = tbase->aux->tsc_rx.before;
return 0;
{
struct task_lat *task = (struct task_lat *)tbase;
- if (task->port && task->port->link_speed) {
- // task->port->link->speed reports the link speed in Mbps e.g. 40k for a 40 Gbps NIC
- // task->link_speed reported link speed in Bytes per sec.
+ if (task->port) {
+ // task->port->link_speed reports the link speed in Mbps e.g. 40k for a 40 Gbps NIC.
+ // task->link_speed reports link speed in Bytes per sec.
+ // It can be 0 if link is down, and must hence be updated in fast path.
task->link_speed = task->port->link_speed * 125000L;
- plog_info("\tReceiving at %lu Mbps\n", 8 * task->link_speed / 1000000);
+ if (task->link_speed)
+ plog_info("\tPort %u: link speed is %ld Mbps\n",
+ (uint8_t)(task->port - prox_port_cfg), 8 * task->link_speed / 1000000);
+ else
+ plog_info("\tPort %u: link speed is %ld Mbps - link might be down\n",
+ (uint8_t)(task->port - prox_port_cfg), 8 * task->link_speed / 1000000);
}
}