X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=lib%2Flibrte_latencystats%2Frte_latencystats.c;h=b038c8154b6f6ffd3d06f9eef60f4fa1e8e6cb1a;hb=597cb1874068054d4c0be41f161a72ef37888930;hp=d6ad13c4e44749a313f600481e3173d95b4e4cb6;hpb=6e7cbd63706f3435b9d9a2057a37db1da01db9a7;p=deb_dpdk.git

diff --git a/lib/librte_latencystats/rte_latencystats.c b/lib/librte_latencystats/rte_latencystats.c
index d6ad13c4..b038c815 100644
--- a/lib/librte_latencystats/rte_latencystats.c
+++ b/lib/librte_latencystats/rte_latencystats.c
@@ -153,8 +153,11 @@ add_time_stamps(uint16_t pid __rte_unused,
 	for (i = 0; i < nb_pkts; i++) {
 		diff_tsc = now - prev_tsc;
 		timer_tsc += diff_tsc;
-		if (timer_tsc >= samp_intvl) {
+
+		if ((pkts[i]->ol_flags & PKT_RX_TIMESTAMP) == 0
+				&& (timer_tsc >= samp_intvl)) {
 			pkts[i]->timestamp = now;
+			pkts[i]->ol_flags |= PKT_RX_TIMESTAMP;
 			timer_tsc = 0;
 		}
 		prev_tsc = now;
@@ -184,7 +187,7 @@ calc_latency(uint16_t pid __rte_unused,
 
 	now = rte_rdtsc();
 	for (i = 0; i < nb_pkts; i++) {
-		if (pkts[i]->timestamp)
+		if (pkts[i]->ol_flags & PKT_RX_TIMESTAMP)
 			latency[cnt++] = now - pkts[i]->timestamp;
 	}