Date: Sun, 12 May 2013 06:20:54 +0000 (UTC) From: Peter Holm <pho@FreeBSD.org> To: src-committers@freebsd.org, svn-src-user@freebsd.org Subject: svn commit: r250556 - user/pho/stress2/misc Message-ID: <201305120620.r4C6KsBG066274@svn.freebsd.org>
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Author: pho Date: Sun May 12 06:20:54 2013 New Revision: 250556 URL: http://svnweb.freebsd.org/changeset/base/250556 Log: Added regression test for page fault seen in fifo_close(). Problem fixed by r250505. Added: user/pho/stress2/misc/nullfs14.sh (contents, props changed) Added: user/pho/stress2/misc/nullfs14.sh ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ user/pho/stress2/misc/nullfs14.sh Sun May 12 06:20:54 2013 (r250556) @@ -0,0 +1,60 @@ +#!/bin/sh + +# +# Copyright (c) 2013 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. +# +# $FreeBSD$ +# + +[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 + +# Page fault seen in fifo_close() + +. ../default.cfg + +nullfsmp=${mntpoint}2 +mount | grep -q "$nullfsmp " && umount $nullfsmp + +[ -d $nullfsmp ] || mkdir $nullfsmp +mount | grep "$mntpoint " | grep -q /dev/md && umount -f $mntpoint +mdconfig -l | grep -q md$mdstart && mdconfig -d -u $mdstart +mdconfig -a -t swap -s 1g -u $mdstart +bsdlabel -w md$mdstart auto +newfs -U md${mdstart}$part > /dev/null +mount /dev/md${mdstart}$part $mntpoint +#chmod 777 $mntpoint +mount -t nullfs $mntpoint $nullfsmp + +mkfifo $nullfsmp/fifo +rm $mntpoint/fifo # Triggers page fault + +while mount | grep -q "$nullfsmp "; do + umount $nullfsmp || sleep 1 +done + +while mount | grep -q "$mntpoint "; do + umount $mntpoint || sleep 1 +done +mdconfig -d -u $mdstarthelp
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