Index: user/pho/stress2/misc/nullfs16.sh
===================================================================
--- user/pho/stress2/misc/nullfs16.sh	(nonexistent)
+++ user/pho/stress2/misc/nullfs16.sh	(revision 292962)
@@ -0,0 +1,63 @@
+#!/bin/sh
+
+#
+# Copyright (c) 2015 EMC Corp.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+# 1. Redistributions of source code must retain the above copyright
+#    notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+#    notice, this list of conditions and the following disclaimer in the
+#    documentation and/or other materials provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+# SUCH DAMAGE.
+#
+# $FreeBSD$
+#
+
+[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
+
+. ../default.cfg
+
+# [Bug 178238] [nullfs] nullfs don't release i-nodes on unlink.
+# Test scenaro by: noah.bergbauer@tum.de
+# Fixed by: r292961
+
+mount | grep -q "on $mntpoint " && umount -f $mntpoint
+mount -o size=1g -t tmpfs tmpfs $mntpoint
+
+mp2=${mntpoint}2
+[ -d $mp2 ] || mkdir -p $mp2
+mount | grep -q "on $mp2 " && umount -f $mp2
+mount -t nullfs $mntpoint $mp2
+
+# Expect second dd to fail
+for i in `jot 2`; do
+	dd if=/dev/zero of=$mp2/file bs=1m count=1023 2>&1 | \
+	    egrep -v 'records|transferred'
+	rm -f $mp2/file
+done
+if [ `df -i $mp2 | tail -1 | awk '{print $5}'` = "100%" ]; then
+	echo FAIL
+	s=1
+	ls -al $mntpoint $mp2
+	df -i | egrep "${mntpoint}$|${mp2}$"
+fi
+
+umount $mp2
+umount $mntpoint
+
+exit $s

Property changes on: user/pho/stress2/misc/nullfs16.sh
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+*
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