wait for ctdbd to finish cleanup before considering "service ctdb stop" to be done

(This used to be ctdb commit 216eb4be7ec481cfe9aaeeada257b77cb394d2e4)

ctdb/config/ctdb.init

@@ -92,12 +92,17 @@ start() {
 stop() {
 	echo -n $"Shutting down ctdbd service: "
 	ctdb shutdown
-	killall -q -0 ctdbd && {
-	    # if it survived, give it 1 second then kill it with extreme prejudice
-	    sleep 1
-	    killall -q -9 ctdbd
-	}
 	RETVAL=$?
+	count=0
+	while killall -q -0 ctdbd; do
+	    sleep 1
+	    count=`expr $count + 1`
+	    [ $count -gt 10 ] && {
+		echo -n $"killing ctdbd "
+		killall -q -9 ctdbd
+		pkill -f -9 /etc/ctdb/events.d/
+	    }
+	done
 	case $init_style in
 	    suse)
 		rc_status -v