From: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx> As Chris has discover 100ms is not long enough to cover the sampling error in general, fix the semaphore subtest as well to measure for 500ms. Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx> Cc: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx> --- tests/perf_pmu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tests/perf_pmu.c b/tests/perf_pmu.c index bf862b2f8506..a97f59007dcb 100644 --- a/tests/perf_pmu.c +++ b/tests/perf_pmu.c @@ -416,7 +416,7 @@ sema_wait(int gem_fd, const struct intel_execution_engine2 *e) gem_execbuf(gem_fd, &eb); - slept = measured_usleep(100e3); + slept = measured_usleep(batch_duration_ns / 1000); *obj_ptr = 1; -- 2.14.1 _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx