1#!/bin/sh
2
3#
4# Copyright (c) 2009 Peter Holm <pho@FreeBSD.org>
5# All rights reserved.
6#
7# Redistribution and use in source and binary forms, with or without
8# modification, are permitted provided that the following conditions
9# are met:
10# 1. Redistributions of source code must retain the above copyright
11#    notice, this list of conditions and the following disclaimer.
12# 2. Redistributions in binary form must reproduce the above copyright
13#    notice, this list of conditions and the following disclaimer in the
14#    documentation and/or other materials provided with the distribution.
15#
16# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26# SUCH DAMAGE.
27#
28# $FreeBSD$
29#
30
31# Test unmount of a device that is already gone
32
33# Caused "panic: bundirty: buffer 0xdafaf2c4 still on queue 1"
34
35[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
36
37. ../default.cfg
38
39D=$diskimage
40export here=`pwd`
41
42m1=$mdstart
43m2=$((m1 + 1))
44mount | grep "${mntpoint}" | grep -q md$m2 && umount ${mntpoint}$m2
45mdconfig -l | grep -q md$m2 &&  mdconfig -d -u $m2
46mount | grep "${mntpoint}" | grep -q md$m1 && umount ${mntpoint}$m1
47mdconfig -l | grep -q md$m1 &&  mdconfig -d -u $m1
48
49dede $D$m1 25m 1 || exit 1
50
51mdconfig -a -t vnode -f $D$m1 -u $m1
52
53bsdlabel -w md$m1 auto
54newfs md${m1}${part} > /dev/null 2>&1
55mount /dev/md${m1}${part} ${mntpoint}$m1
56
57
58truncate -s 500M ${mntpoint}$m1/diskimage
59mdconfig -a -t vnode -f ${mntpoint}$m1/diskimage -u $m2
60
61bsdlabel -w md$m2 auto
62newfs md${m2}${part} > /dev/null 2>&1
63mount /dev/md${m2}${part} ${mntpoint}$m2
64
65dd if=/dev/zero of=${mntpoint}$m2/file bs=1m > /dev/null 2>&1
66
67# Reversed umount sequence:
68umount -f /dev/md${m1}${part}
69umount -f /dev/md${m2}${part}
70
71mount | grep "${mntpoint}" | grep -q md$m2 && umount ${mntpoint}$m2
72mdconfig -l | grep -q md$m2 &&  mdconfig -d -u $m2
73mount | grep "${mntpoint}" | grep -q md$m1 && umount ${mntpoint}$m1
74mdconfig -l | grep -q md$m1 &&  mdconfig -d -u $m1
75