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#!/bin/sh
#
# Copyright (c) 2008 Peter Holm <pho@FreeBSD.org>
# 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.
#
# Found: Fatal trap 12: page fault while in kernel mode
[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
. ../default.cfg
mounts=15 # Number of parallel scripts
mdstart=$mdstart # Use md unit numbers from this point
D=$diskimage
if [ $# -eq 0 ]; then
for i in `jot $mounts`; do
m=$(( i + mdstart - 1 ))
[ ! -d ${mntpoint}$m ] && mkdir ${mntpoint}$m
mount | grep "$mntpoint" | grep -q md$m && umount ${mntpoint}$m
mdconfig -l | grep -q md$m && mdconfig -d -u $m
dd if=/dev/zero of=$D$m bs=1m count=10 status=none
mdconfig -a -t vnode -f $D$m -u $m ||
{ rm -f $D$m; exit 1; }
bsdlabel -w md$m auto
newfs md${m}$part > /dev/null 2>&1
done
# start the parallel tests
for i in `jot $mounts`; do
m=$(( i + mdstart - 1 ))
./$0 $m &
./$0 find &
done
wait
for i in `jot $mounts`; do
m=$(( i + mdstart - 1 ))
mdconfig -d -u $m
rm -f $D$m
done
else
if [ $1 = find ]; then
for i in `jot 100`; do
find ${mntpoint}* -type f > /dev/null 2>&1
done
else
# The test: Parallel mount and unmounts
for i in `jot 100`; do
m=$1
opt=`[ $(( m % 2 )) -eq 0 ] && echo -f`
mount $opt /dev/md${m}$part ${mntpoint}$m
cp -r /usr/include/machine/a* ${mntpoint}$m
while mount | grep -qw $mntpoint$m; do
umount -f ${mntpoint}$m > /dev/null 2>&1
done
done
fi
fi
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