xref: /freebsd/tools/test/stress2/misc/suj2.sh (revision 5b20c5e1f8d59f14901f0c0e4b6b577eaa3f9569)
1#!/bin/sh
2
3#
4# Copyright (c) 2010 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
29# Page fault on SUJ enabled FS
30# Fix: http://docs.freebsd.org/cgi/mid.cgi?20100823211257.GI2396
31
32# Tets scenario by Mateusz Guzik mjguzik gmail com
33
34[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
35
36. ../default.cfg
37
38odir=`pwd`
39
40cd /tmp
41sed '1,/^EOF/d' < $odir/$0 > suj2.c
42mycc -o suj2 -Wall -Wextra -O2 suj2.c
43rm -f suj2.c
44
45mount | grep "$mntpoint" | grep -q /dev/md && umount -f $mntpoint
46mdconfig -l | grep -q md$mdstart &&  mdconfig -d -u $mdstart
47mdconfig -a -t swap -s 1g -u $mdstart
48bsdlabel -w md$mdstart auto
49newfs -j md${mdstart}$part > /dev/null
50mount /dev/md${mdstart}$part $mntpoint
51cd $mntpoint
52
53rm -rf foo bar
54
55/tmp/suj2
56
57cd /
58while mount | grep "$mntpoint" | grep -q /dev/md; do
59	umount $mntpoint || sleep 1
60done
61mdconfig -d -u $mdstart
62rm -rf foo bar /tmp/suj2
63exit
64EOF
65#include <sys/stat.h>
66#include <stdio.h>
67
68int
69main(void)
70{
71
72	mkdir("foo", 00700);
73	mkdir("bar", 00700);
74
75	rename("foo", "bar");
76
77	return (0);
78}
79