4 # Copyright (c) 2008 Peter Holm <pho@FreeBSD.org>
7 # Redistribution and use in source and binary forms, with or without
8 # modification, are permitted provided that the following conditions
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.
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
31 [ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
35 mounts=10 # Number of parallel scripts
39 for i in `jot $mounts`; do
40 [ ! -d ${mntpoint}$i ] && mkdir ${mntpoint}$i
41 mount | grep -q "${mntpoint}$i" && umount ${mntpoint}$i
44 # start the parallel tests
45 for i in `jot $mounts`; do
50 for i in `jot $mounts`; do
54 if [ $1 = find ]; then
56 find ${mntpoint}* -maxdepth 1 -type f > /dev/null 2>&1
60 # The test: Parallel mount and unmounts
63 mount -t devfs none ${mntpoint}$m
64 opt=`[ $(( m % 2 )) -eq 0 ] && echo -f`
65 while mount | grep -q ${mntpoint}$m; do
66 umount $opt ${mntpoint}$m > /dev/null 2>&1