X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=app%2Ftest-crypto-perf%2Fcperf_test_latency.c;h=62478a2df51402074094254f7fdbb9c8280216cd;hb=94a24aaf6c5bd0a03c2828e7411d30a4fc0ac075;hp=0fc3a6680c261a3d7066cdccb5633e7c5958b66e;hpb=d4ad392cbbff873dd821fa9b2681dbbccc23a6c1;p=dpdk.git

diff --git a/app/test-crypto-perf/cperf_test_latency.c b/app/test-crypto-perf/cperf_test_latency.c
index 0fc3a6680c..62478a2df5 100644
--- a/app/test-crypto-perf/cperf_test_latency.c
+++ b/app/test-crypto-perf/cperf_test_latency.c
@@ -129,7 +129,7 @@ cperf_latency_test_runner(void *arg)
 	uint8_t burst_size_idx = 0;
 	uint32_t imix_idx = 0;
 
-	static int only_once;
+	static rte_atomic16_t display_once = RTE_ATOMIC16_INIT(0);
 
 	if (ctx == NULL)
 		return 0;
@@ -311,7 +311,7 @@ cperf_latency_test_runner(void *arg)
 		time_min = tunit*(double)(tsc_min) / tsc_hz;
 
 		if (ctx->options->csv) {
-			if (!only_once)
+			if (rte_atomic16_test_and_set(&display_once))
 				printf("\n# lcore, Buffer Size, Burst Size, Pakt Seq #, "
 						"Packet Size, cycles, time (us)");
 
@@ -326,7 +326,6 @@ cperf_latency_test_runner(void *arg)
 						/ tsc_hz);
 
 			}
-			only_once = 1;
 		} else {
 			printf("\n# Device %d on lcore %u\n", ctx->dev_id,
 				ctx->lcore_id);