X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=examples%2Fvm_power_manager%2Fmain.c;h=dc6afb132cfeca879878b4d6cc99787827a54d1b;hb=ebaee64097027be82f2bdfbbf148a34f94f2b280;hp=bc15cb64e0a65277dd3e09bdcbc1ab265a429c01;hpb=35b2d13fd6fdcbd191f2a30d74648faeb1186c65;p=dpdk.git

diff --git a/examples/vm_power_manager/main.c b/examples/vm_power_manager/main.c
index bc15cb64e0..dc6afb132c 100644
--- a/examples/vm_power_manager/main.c
+++ b/examples/vm_power_manager/main.c
@@ -71,7 +71,13 @@ port_init(uint16_t port, struct rte_mempool *mbuf_pool)
 	if (!rte_eth_dev_is_valid_port(port))
 		return -1;
 
-	rte_eth_dev_info_get(port, &dev_info);
+	retval = rte_eth_dev_info_get(port, &dev_info);
+	if (retval != 0) {
+		printf("Error during getting device (port %u) info: %s\n",
+				port, strerror(-retval));
+		return retval;
+	}
+
 	if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
 		port_conf.txmode.offloads |=
 			DEV_TX_OFFLOAD_MBUF_FAST_FREE;
@@ -106,7 +112,13 @@ port_init(uint16_t port, struct rte_mempool *mbuf_pool)
 
 	/* Display the port MAC address. */
 	struct rte_ether_addr addr;
-	rte_eth_macaddr_get(port, &addr);
+	retval = rte_eth_macaddr_get(port, &addr);
+	if (retval != 0) {
+		printf("Failed to get device (port %u) MAC address: %s\n",
+				port, rte_strerror(-retval));
+		return retval;
+	}
+
 	printf("Port %u MAC: %02" PRIx8 " %02" PRIx8 " %02" PRIx8
 			   " %02" PRIx8 " %02" PRIx8 " %02" PRIx8 "\n",
 			(unsigned int)port,
@@ -115,7 +127,9 @@ port_init(uint16_t port, struct rte_mempool *mbuf_pool)
 			addr.addr_bytes[4], addr.addr_bytes[5]);
 
 	/* Enable RX in promiscuous mode for the Ethernet device. */
-	rte_eth_promiscuous_enable(port);
+	retval = rte_eth_promiscuous_enable(port);
+	if (retval != 0)
+		return retval;
 
 
 	return 0;
@@ -229,6 +243,7 @@ check_all_ports_link_status(uint32_t port_mask)
 #define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
 	uint16_t portid, count, all_ports_up, print_flag = 0;
 	struct rte_eth_link link;
+	int ret;
 
 	printf("\nChecking link status");
 	fflush(stdout);
@@ -242,7 +257,14 @@ check_all_ports_link_status(uint32_t port_mask)
 			if ((port_mask & (1 << portid)) == 0)
 				continue;
 			memset(&link, 0, sizeof(link));
-			rte_eth_link_get_nowait(portid, &link);
+			ret = rte_eth_link_get_nowait(portid, &link);
+			if (ret < 0) {
+				all_ports_up = 0;
+				if (print_flag == 1)
+					printf("Port %u link get failed: %s\n",
+						portid, rte_strerror(-ret));
+				continue;
+			}
 			/* print link status if flag set */
 			if (print_flag == 1) {
 				if (link.link_status)
@@ -280,7 +302,7 @@ check_all_ports_link_status(uint32_t port_mask)
 	}
 }
 static int
-run_monitor(__attribute__((unused)) void *arg)
+run_monitor(__rte_unused void *arg)
 {
 	if (channel_monitor_init() < 0) {
 		printf("Unable to initialize channel monitor\n");
@@ -291,7 +313,7 @@ run_monitor(__attribute__((unused)) void *arg)
 }
 
 static int
-run_core_monitor(__attribute__((unused)) void *arg)
+run_core_monitor(__rte_unused void *arg)
 {
 	if (branch_monitor_init() < 0) {
 		printf("Unable to initialize core monitor\n");
@@ -434,7 +456,7 @@ main(int argc, char **argv)
 		return -1;
 	}
 
-	add_host_channel();
+	add_host_channels();
 
 	printf("Running core monitor on lcore id %d\n", lcore_id);
 	rte_eal_remote_launch(run_core_monitor, NULL, lcore_id);