[dpdk-dev] [PATCH v2] app/testpmd: disable latency stats by default

[Pablo de Lara <pablo.de.lara.guarch@intel.com>]

Disable latency stats gathering by default,
so there is not performance degradation if user
is not interested in them.

Signed-off-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>
---

This patch depends on http://dpdk.org/dev/patchwork/patch/24064/

 app/test-pmd/testpmd.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c
index 776b8dd..0a4f15d 100644
--- a/app/test-pmd/testpmd.c
+++ b/app/test-pmd/testpmd.c
@@ -971,7 +971,8 @@ run_pkt_fwd_on_lcore(struct fwd_lcore *fc, packet_fwd_t pkt_fwd)
 		}
 #endif
 #ifdef RTE_LIBRTE_LATENCY_STATS
-		if (latencystats_lcore_id == rte_lcore_id())
+		if (latencystats_enabled != 0 &&
+				latencystats_lcore_id == rte_lcore_id())
 			rte_latencystats_update();
 #endif
 
@@ -2238,10 +2239,13 @@ main(int argc, char** argv)
 		rte_panic("Empty set of forwarding logical cores - check the "
 			  "core mask supplied in the command parameters\n");
 
-	/* Bitrate stats disabled by default */
+	/* Bitrate/latency stats disabled by default */
 #ifdef RTE_LIBRTE_BITRATE
 	bitrate_enabled = 0;
 #endif
+#ifdef RTE_LIBRTE_LATENCY_STATS
+	latencystats_enabled = 0;
+#endif
 
 	argc -= diag;
 	argv += diag;
-- 
2.7.4