X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=tests%2Fregression%2Fust%2Fnamespaces%2Ftest_ns_contexts_change;h=fb1e936cd3e785d905f16b84863bb0b9dd54e2b0;hp=18a22e588567c0965143de2bbcc9ef0cd07ad720;hb=9d16b343fb9e781fc8d8fa3c448a3f382306dd33;hpb=8a5583046c46a5b424a8997fc563e7924f0c8724

diff --git a/tests/regression/ust/namespaces/test_ns_contexts_change b/tests/regression/ust/namespaces/test_ns_contexts_change
index 18a22e588..fb1e936cd 100755
--- a/tests/regression/ust/namespaces/test_ns_contexts_change
+++ b/tests/regression/ust/namespaces/test_ns_contexts_change
@@ -2,18 +2,7 @@
 #
 # Copyright (C) 2019 Michael Jeanson <mjeanson@efficios.com>
 #
-# This library is free software; you can redistribute it and/or modify it under
-# the terms of the GNU Lesser General Public License as published by the Free
-# Software Foundation; version 2.1 of the License.
-#
-# This library is distributed in the hope that it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
-# FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
-# details.
-#
-# You should have received a copy of the GNU Lesser General Public License
-# along with this library; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
+# SPDX-License-Identifier: LGPL-2.1-only
 
 TEST_DESC="UST - Namespace contexts change"
 
@@ -72,12 +61,10 @@ function test_ns()
 	$TESTAPP_BIN -n "$ns" -i $NUM_EVENT -a "$file_sync_after_unshare" -b "$file_sync_before_last" &
 	app_pid=$!
 
-	# Let the app do it's thing before entering the synchronisation loop
-	sleep 0.5
-
 	while [ ! -f "$file_sync_after_unshare" ]; do
 		# Break if the app failed / died
-		if [ ! -f "/proc/$app_pid" ]; then
+		if ! kill -0 "$app_pid" ; then
+			echo "# App failed"
 			break
 		fi
 		echo "# Waiting for app..."