Fix: Tests with racy event validation

[lttng-tools.git] / tests / regression / ust / buffers-pid / test_buffers_pid

diff --git a/tests/regression/ust/buffers-pid/test_buffers_pid b/tests/regression/ust/buffers-pid/test_buffers_pid
index 1cf3cb23ead5843a32541028505c51c1a3994f4e..6fab526c111c88ec3a7d5a3e43c5f20e00566de7 100755 (executable)
--- a/tests/regression/ust/buffers-pid/test_buffers_pid
+++ b/tests/regression/ust/buffers-pid/test_buffers_pid
@@ -144,17 +144,18 @@ test_before_app() {
 
        diag "Start application BEFORE tracing is started"
 
-       $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
-       ok $? "Start application to trace"
 
        # BEFORE application is spawned
        create_lttng_session $SESSION_NAME $TRACE_PATH
        enable_channel_per_pid $SESSION_NAME "channel0"
        enable_ust_lttng_event $SESSION_NAME $EVENT_NAME "channel0"
+
+       $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
+       ok $? "Start application to trace"
+
        start_lttng_tracing $SESSION_NAME
 
-       # At least hit one event
-       sleep 2
+       wait ${!}
 
        stop_lttng_tracing $SESSION_NAME
        destroy_lttng_session $SESSION_NAME
@@ -170,8 +171,6 @@ test_before_app() {
                out=0
        fi
 
-       wait_apps
-
        return $out
 }