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examples/l2fwd: if no port configured, exit

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Signed-off-by: Intel
This commit is contained in:
Intel 2013-06-03 00:00:00 +00:00 committed by Thomas Monjalon
parent 967b629488
commit f56d08158f
1 changed files with 10 additions and 1 deletions
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11
examples/l2fwd/main.c
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@ -583,6 +583,7 @@ MAIN(int argc, char **argv)
struct rte_eth_dev_info dev_info;
int ret;
uint8_t nb_ports;
uint8_t nb_ports_available;
uint8_t portid, last_port;
unsigned lcore_id, rx_lcore_id;
unsigned nb_ports_in_mask = 0;
@ -648,7 +649,7 @@ MAIN(int argc, char **argv)
rte_eth_dev_info_get(portid, &dev_info);
}
if (nb_ports_in_mask < 2 || nb_ports_in_mask % 2) {
if (nb_ports_in_mask % 2) {
printf("Notice: odd number of ports in portmask.\n");
l2fwd_dst_ports[last_port] = last_port;
}
@ -680,11 +681,14 @@ MAIN(int argc, char **argv)
printf("Lcore %u: RX port %u\n", rx_lcore_id, (unsigned) portid);
}
nb_ports_available = nb_ports;
/* Initialise each port */
for (portid = 0; portid < nb_ports; portid++) {
/* skip ports that are not enabled */
if ((l2fwd_enabled_port_mask & (1 << portid)) == 0) {
printf("Skipping disabled port %u\n", (unsigned) portid);
nb_ports_available--;
continue;
}
/* init port */
@ -737,6 +741,11 @@ MAIN(int argc, char **argv)
memset(&port_statistics, 0, sizeof(port_statistics));
}
if (!nb_ports_available) {
rte_exit(EXIT_FAILURE,
"All available ports are disabled. Please set portmask.\n");
}
check_all_ports_link_status(nb_ports, l2fwd_enabled_port_mask);
/* launch per-lcore init on every lcore */