There cannot be used direct comparison of timestamps of counter
that can overflow, better to compare ranges.
Signed-off-by: Ivan Khoronzhuk <ivan.khoronz...@linaro.org>
---
test/performance/odp_pktio_perf.c | 10 +++++++---
1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/test/performance/odp_pktio_perf.c
b/test/performance/odp_pktio_perf.c
index 018b7f5..09e1f6f 100644
--- a/test/performance/odp_pktio_perf.c
+++ b/test/performance/odp_pktio_perf.c
@@ -591,9 +591,13 @@ static int setup_txrx_masks(odp_cpumask_t *thd_mask_tx,
*/
static void busy_loop_ns(uint64_t wait_ns)
{
- uint64_t end = odp_time_cycles() + odp_time_ns_to_cycles(wait_ns);
- while (odp_time_cycles() < end)
- ;
+ uint64_t diff;
+ uint64_t start_time = odp_time_cycles();
+ uint64_t wait = odp_time_ns_to_cycles(wait_ns);
+
+ do {
+ diff = odp_time_diff_cycles(start_time, odp_time_cycles());
+ } while (diff < wait);
}
/*
--
1.9.1
_______________________________________________
lng-odp mailing list
lng-odp@lists.linaro.org
https://lists.linaro.org/mailman/listinfo/lng-odp
