svn commit: r347988 - user/pho/stress2/misc

[Peter Holm]

Author: pho
Date: Mon May 20 08:52:11 2019
New Revision: 347988
URL: https://svnweb.freebsd.org/changeset/base/347988

Log:
  Added a regression test.
  
  Sponsored by:	Dell EMC Isilon

Added:
  user/pho/stress2/misc/mountro6.sh   (contents, props changed)

Added: user/pho/stress2/misc/mountro6.sh
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ user/pho/stress2/misc/mountro6.sh	Mon May 20 08:52:11 2019	(r347988)
@@ -0,0 +1,59 @@
+#!/bin/sh
+
+#
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
+# Copyright (c) 2019 Dell EMC Isilon
+#
+# 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.
+#
+# $FreeBSD$
+#
+
+# Test rw->ro remount when there is a text vnode mapping.
+# Fixed by: r347968
+
+. ../default.cfg
+[ `id -u` -ne 0 ] && echo "Must be root!" && exit 1
+
+set -e
+mount | grep "on $mntpoint " | grep -q /dev/md && umount -f $mntpoint
+[ -c /dev/md$mdstart ] &&  mdconfig -d -u $mdstart
+mdconfig -a -t swap -s 512m -u $mdstart
+newfs $newfs_flags md$mdstart > /dev/null
+mount /dev/md$mdstart $mntpoint
+set +e
+
+cd $mntpoint
+cp /bin/sleep .
+./sleep 20 &
+cd /
+sleep .1
+mount -u -o ro $mntpoint || s=1
+wait
+for i in `jot 5`; do
+	mount | grep -q "on $mntpoint " || break
+	umount $mntpoint && break || sleep 5
+done
+mount | grep -q "on $mntpoint " && { umount -f $mntpoint; s=2; }
+mdconfig -d -u $mdstart
+exit $s