X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=tests%2Fregression%2Fust%2Fbuffers-pid%2Ftest_buffers_pid;h=c95a4a1f9f7c4acb9a51210f00db3ee531f0a255;hp=0258e890cd4bb02b4c6b9400ff98ffaf74f30dc0;hb=5fcaccbce7683a6af772d6f37d03fb01cf248a84;hpb=5402fe870e6bef22826ebf74d8828aa3da86ef57

diff --git a/tests/regression/ust/buffers-pid/test_buffers_pid b/tests/regression/ust/buffers-pid/test_buffers_pid
index 0258e890c..c95a4a1f9 100755
--- a/tests/regression/ust/buffers-pid/test_buffers_pid
+++ b/tests/regression/ust/buffers-pid/test_buffers_pid
@@ -74,22 +74,26 @@ test_after_multiple_apps() {
 test_before_multiple_apps() {
 	local out
 	local i
+	local file_sync_after_first=$(mktemp -u)
+	local file_sync_before_last=$(mktemp -u)
 
 	diag "Start multiple applications BEFORE tracing is started"
 
 	for i in `seq 1 5`; do
-		$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT >/dev/null 2>&1 &
+		$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT ${file_sync_after_first}_${i} ${file_sync_before_last}_${i} >/dev/null 2>&1 &
 		ok $? "Start application $i for tracing"
 	done
 
-	#FIXME: racy missing synchronization
-
 	# 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"
 	start_lttng_tracing $SESSION_NAME
 
+	for i in `seq 1 5`; do
+		touch ${file_sync_before_last}_${i}
+	done
+
 	diag "Waiting for applications to end"
 	wait
 	pass "Waiting done"
@@ -97,6 +101,11 @@ test_before_multiple_apps() {
 	stop_lttng_tracing $SESSION_NAME
 	destroy_lttng_session $SESSION_NAME
 
+	for i in `seq 1 5`; do
+		rm -f ${file_sync_after_first}_${i}
+		rm -f ${file_sync_before_last}_${i}
+	done
+
 	out=$(babeltrace $TRACE_PATH | grep $EVENT_NAME | wc -l)
 	if [ $out -eq 0 ]; then
 		fail "Trace validation"
@@ -136,6 +145,8 @@ test_after_app() {
 
 test_before_app() {
 	local out
+	local file_sync_after_first=$(mktemp -u)
+	local file_sync_before_last=$(mktemp -u)
 
 	diag "Start application BEFORE tracing is started"
 
@@ -145,18 +156,21 @@ test_before_app() {
 	enable_channel_per_pid $SESSION_NAME "channel0"
 	enable_ust_lttng_event $SESSION_NAME $EVENT_NAME "channel0"
 
-	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
+	$TESTAPP_BIN $NR_ITER $NR_USEC_WAIT ${file_sync_after_first} ${file_sync_before_last} &
 	ok $? "Start application to trace"
 
-	#FIXME: racy missing synchronization
-
 	start_lttng_tracing $SESSION_NAME
 
+	touch ${file_sync_before_last}
+
 	wait
 
 	stop_lttng_tracing $SESSION_NAME
 	destroy_lttng_session $SESSION_NAME
 
+	rm -f ${file_sync_after_first}
+	rm -f ${file_sync_before_last}
+
 	out=$(babeltrace $TRACE_PATH | grep $EVENT_NAME | wc -l)
 	if [ $out -eq 0 ]; then
 		fail "Trace validation"