X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=app%2Ftest-pmd%2Ftestpmd.c;h=e2403c3f4c59d792ebf9d6517d2b74adb32ee3f4;hb=594302c722202659c4f6150504a51e99a25ee471;hp=06885ceba19d7d97c44c56d677190ddb8fa55725;hpb=102b7329507e95d13e82bbad5565bc93e352951e;p=dpdk.git

diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c
index 06885ceba1..e2403c3f4c 100644
--- a/app/test-pmd/testpmd.c
+++ b/app/test-pmd/testpmd.c
@@ -63,7 +63,6 @@
 #include <rte_lcore.h>
 #include <rte_atomic.h>
 #include <rte_branch_prediction.h>
-#include <rte_ring.h>
 #include <rte_mempool.h>
 #include <rte_malloc.h>
 #include <rte_mbuf.h>
@@ -441,10 +440,13 @@ mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf,
 				mb_size, (unsigned) mb_mempool_cache,
 				sizeof(struct rte_pktmbuf_pool_private),
 				socket_id, 0);
+			if (rte_mp == NULL)
+				goto err;
 
 			if (rte_mempool_populate_anon(rte_mp) == 0) {
 				rte_mempool_free(rte_mp);
 				rte_mp = NULL;
+				goto err;
 			}
 			rte_pktmbuf_pool_init(rte_mp, NULL);
 			rte_mempool_obj_iter(rte_mp, rte_pktmbuf_init, NULL);
@@ -455,6 +457,7 @@ mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf,
 		}
 	}
 
+err:
 	if (rte_mp == NULL) {
 		rte_exit(EXIT_FAILURE,
 			"Creation of mbuf pool for socket %u failed: %s\n",
@@ -877,17 +880,35 @@ flush_fwd_rx_queues(void)
 	uint16_t  nb_rx;
 	uint16_t  i;
 	uint8_t   j;
+	uint64_t prev_tsc = 0, diff_tsc, cur_tsc, timer_tsc = 0;
+	uint64_t timer_period;
+
+	/* convert to number of cycles */
+	timer_period = rte_get_timer_hz(); /* 1 second timeout */
 
 	for (j = 0; j < 2; j++) {
 		for (rxp = 0; rxp < cur_fwd_config.nb_fwd_ports; rxp++) {
 			for (rxq = 0; rxq < nb_rxq; rxq++) {
 				port_id = fwd_ports_ids[rxp];
+				/**
+				* testpmd can stuck in the below do while loop
+				* if rte_eth_rx_burst() always returns nonzero
+				* packets. So timer is added to exit this loop
+				* after 1sec timer expiry.
+				*/
+				prev_tsc = rte_rdtsc();
 				do {
 					nb_rx = rte_eth_rx_burst(port_id, rxq,
 						pkts_burst, MAX_PKT_BURST);
 					for (i = 0; i < nb_rx; i++)
 						rte_pktmbuf_free(pkts_burst[i]);
-				} while (nb_rx > 0);
+
+					cur_tsc = rte_rdtsc();
+					diff_tsc = cur_tsc - prev_tsc;
+					timer_tsc += diff_tsc;
+				} while ((nb_rx > 0) &&
+					(timer_tsc < timer_period));
+				timer_tsc = 0;
 			}
 		}
 		rte_delay_ms(10); /* wait 10 milli-seconds before retrying */