Date: Thu, 10 Oct 2013 11:51:11 +0000 (UTC) From: Peter Holm <pho@FreeBSD.org> To: src-committers@freebsd.org, svn-src-user@freebsd.org Subject: svn commit: r256263 - user/pho/stress2/misc Message-ID: <201310101151.r9ABpBGD085611@svn.freebsd.org>
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Author: pho Date: Thu Oct 10 11:51:11 2013 New Revision: 256263 URL: http://svnweb.freebsd.org/changeset/base/256263 Log: Added regression test. PR: kern/182661 Sponsored by: EMC / Isilon storage division Added: user/pho/stress2/misc/mlockall4.sh (contents, props changed) Added: user/pho/stress2/misc/mlockall4.sh ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ user/pho/stress2/misc/mlockall4.sh Thu Oct 10 11:51:11 2013 (r256263) @@ -0,0 +1,67 @@ +#!/bin/sh + +# +# Copyright (c) 2013 EMC Corp. +# 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. +# +# $FreeBSD$ +# + +# mlockall(2) / nullfs(5) scenario causes: +# http://people.freebsd.org/~pho/stress/log/kostik619.txt +# kern/182661, fixed in r256211. + +. ../default.cfg + +[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 + +odir=`pwd` +cd /tmp +sed '1,/^EOF/d' < $odir/$0 > mlockall4.c +cc -o mlockall4 -Wall -Wextra mlockall4.c || exit 1 +rm -f mlockall4.c + +mount | grep -q "on $mntpoint " && umount -f $mntpoint +mount -t nullfs /tmp $mntpoint +/mnt/mlockall4 & +sleep 2 +umount -f $mntpoint + +rm -f /tmp/mlockall4 +exit +EOF +#include <sys/types.h> +#include <err.h> +#include <sys/mman.h> +#include <unistd.h> + +int +main(void) +{ + if (mlockall(MCL_CURRENT | MCL_FUTURE) == -1) + err(1, "mlockall(MCL_CURRENT | MCL_FUTURE)"); + sleep(5); + + return (0); +}
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