From a66a06c7f073765c8de478100a99e44487a955e3 Mon Sep 17 00:00:00 2001
From: Andrey Vagin <avagin@openvz.org>
Date: Thu, 11 Jul 2013 15:31:22 +0400
Subject: [PATCH] zdtm: wait a test process instead of output file

zdtm.sh reports error immediatly, if a test process exited or crashed.

We should be fear, that pid can be reused. There are many place, which
will fail in this case. And a chance to get this situation is really small.

Signed-off-by: Andrey Vagin <avagin@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
---
 test/zdtm.sh | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/test/zdtm.sh b/test/zdtm.sh
index c11c2ccf3..9c65c141c 100755
--- a/test/zdtm.sh
+++ b/test/zdtm.sh
@@ -426,10 +426,14 @@ EOF
 	done
 
 	echo Check results $PID
-	stop_test $tdir $tname
+	stop_test $tdir $tname || {
+		echo "Unable to stop $tname ($PID)"
+		return 2
+	}
+
 	sltime=1
 	for i in `seq 50`; do
-		test -f $test.out && break
+		kill -0 $PID > /dev/null 2>&1 || break;
 		echo Waiting...
 		sleep 0.$sltime
 		[ $sltime -lt 9 ] && sltime=$((sltime+1))