From 41f27795bb947c9aa1d02e0c8a2688af2a3197ba Mon Sep 17 00:00:00 2001
From: Pavan Nikhilesh <pbhagavatula@marvell.com>
Date: Sun, 7 Mar 2021 01:56:58 +0530
Subject: [PATCH] test/event: fix timeout accuracy

Round timeout ticks when converting from nanoseconds, this prevents
loss of accuracy and deviation from requested timeout value.

Fixes: d1f3385d0076 ("test: add event timer adapter auto-test")
Cc: stable@dpdk.org

Signed-off-by: Pavan Nikhilesh <pbhagavatula@marvell.com>
Acked-by: Erik Gabriel Carrillo <erik.g.carrillo@intel.com>
---
 app/test/test_event_timer_adapter.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/app/test/test_event_timer_adapter.c b/app/test/test_event_timer_adapter.c
index ad3f4dcc20..b536ddef40 100644
--- a/app/test/test_event_timer_adapter.c
+++ b/app/test/test_event_timer_adapter.c
@@ -3,6 +3,8 @@
  * Copyright(c) 2017-2018 Intel Corporation.
  */
 
+#include <math.h>
+
 #include <rte_atomic.h>
 #include <rte_common.h>
 #include <rte_cycles.h>
@@ -46,7 +48,7 @@ static uint64_t global_info_bkt_tck_ns;
 static volatile uint8_t arm_done;
 
 #define CALC_TICKS(tks)					\
-	((tks * global_bkt_tck_ns) / global_info_bkt_tck_ns)
+	ceil((double)(tks * global_bkt_tck_ns) / global_info_bkt_tck_ns)
 
 
 static bool using_services;
-- 
2.20.1