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-rw-r--r--examples/exception_path/main.c33
1 files changed, 22 insertions, 11 deletions
diff --git a/examples/exception_path/main.c b/examples/exception_path/main.c
index 3e5b1e71..440422bc 100644
--- a/examples/exception_path/main.c
+++ b/examples/exception_path/main.c
@@ -41,13 +41,21 @@
#include <rte_string_fns.h>
#include <rte_cycles.h>
+#ifndef APP_MAX_LCORE
+#if (RTE_MAX_LCORE > 64)
+#define APP_MAX_LCORE 64
+#else
+#define APP_MAX_LCORE RTE_MAX_LCORE
+#endif
+#endif
+
/* Macros for printing using RTE_LOG */
#define RTE_LOGTYPE_APP RTE_LOGTYPE_USER1
#define FATAL_ERROR(fmt, args...) rte_exit(EXIT_FAILURE, fmt "\n", ##args)
#define PRINT_INFO(fmt, args...) RTE_LOG(INFO, APP, fmt "\n", ##args)
/* Max ports than can be used (each port is associated with two lcores) */
-#define MAX_PORTS (RTE_MAX_LCORE / 2)
+#define MAX_PORTS (APP_MAX_LCORE / 2)
/* Max size of a single packet */
#define MAX_PACKET_SZ (2048)
@@ -80,7 +88,6 @@
/* Options for configuring ethernet port */
static struct rte_eth_conf port_conf = {
.rxmode = {
- .ignore_offload_bitfield = 1,
.offloads = DEV_RX_OFFLOAD_CRC_STRIP,
},
.txmode = {
@@ -101,7 +108,7 @@ static uint64_t input_cores_mask = 0;
static uint64_t output_cores_mask = 0;
/* Array storing port_id that is associated with each lcore */
-static uint16_t port_ids[RTE_MAX_LCORE];
+static uint16_t port_ids[APP_MAX_LCORE];
/* Structure type for recording lcore-specific stats */
struct stats {
@@ -111,7 +118,7 @@ struct stats {
} __rte_cache_aligned;
/* Array of lcore-specific stats */
-static struct stats lcore_stats[RTE_MAX_LCORE];
+static struct stats lcore_stats[APP_MAX_LCORE];
/* Print out statistics on packets handled */
static void
@@ -124,6 +131,9 @@ print_stats(void)
" Lcore Port RX TX Dropped on TX\n"
"------- ------ ------------ ------------ ---------------\n");
RTE_LCORE_FOREACH(i) {
+ /* limit ourselves to application supported cores only */
+ if (i >= APP_MAX_LCORE)
+ break;
printf("%6u %7u %13"PRIu64" %13"PRIu64" %16"PRIu64"\n",
i, (unsigned)port_ids[i],
lcore_stats[i].rx, lcore_stats[i].tx,
@@ -330,7 +340,9 @@ setup_port_lcore_affinities(void)
uint16_t rx_port = 0;
/* Setup port_ids[] array, and check masks were ok */
- RTE_LCORE_FOREACH(i) {
+ for (i = 0; i < APP_MAX_LCORE; i++) {
+ if (!rte_lcore_is_enabled(i))
+ continue;
if (input_cores_mask & (1ULL << i)) {
/* Skip ports that are not enabled */
while ((ports_mask & (1 << rx_port)) == 0) {
@@ -447,7 +459,6 @@ init_port(uint16_t port)
port, ret);
txq_conf = dev_info.default_txconf;
- txq_conf.txq_flags = ETH_TXQ_FLAGS_IGNORE;
txq_conf.offloads = local_port_conf.txmode.offloads;
ret = rte_eth_tx_queue_setup(port, 0, nb_txd,
rte_eth_dev_socket_id(port),
@@ -465,7 +476,7 @@ init_port(uint16_t port)
/* Check the link status of all ports in up to 9s, and print them finally */
static void
-check_all_ports_link_status(uint16_t port_num, uint32_t port_mask)
+check_all_ports_link_status(uint32_t port_mask)
{
#define CHECK_INTERVAL 100 /* 100ms */
#define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
@@ -477,7 +488,7 @@ check_all_ports_link_status(uint16_t port_num, uint32_t port_mask)
fflush(stdout);
for (count = 0; count <= MAX_CHECK_TIME; count++) {
all_ports_up = 1;
- for (portid = 0; portid < port_num; portid++) {
+ RTE_ETH_FOREACH_DEV(portid) {
if ((port_mask & (1 << portid)) == 0)
continue;
memset(&link, 0, sizeof(link));
@@ -549,7 +560,7 @@ main(int argc, char** argv)
}
/* Get number of ports found in scan */
- nb_sys_ports = rte_eth_dev_count();
+ nb_sys_ports = rte_eth_dev_count_avail();
if (nb_sys_ports == 0)
FATAL_ERROR("No supported Ethernet device found");
/* Find highest port set in portmask */
@@ -561,14 +572,14 @@ main(int argc, char** argv)
FATAL_ERROR("Port mask requires more ports than available");
/* Initialise each port */
- for (port = 0; port < nb_sys_ports; port++) {
+ RTE_ETH_FOREACH_DEV(port) {
/* Skip ports that are not enabled */
if ((ports_mask & (1 << port)) == 0) {
continue;
}
init_port(port);
}
- check_all_ports_link_status(nb_sys_ports, ports_mask);
+ check_all_ports_link_status(ports_mask);
/* Launch per-lcore function on every lcore */
rte_eal_mp_remote_launch(main_loop, NULL, CALL_MASTER);