Date: Thu, 26 Apr 2012 08:37:51 +0000 (UTC) From: Peter Holm <pho@FreeBSD.org> To: src-committers@freebsd.org, svn-src-projects@freebsd.org Subject: svn commit: r234696 - projects/stress2/misc Message-ID: <201204260837.q3Q8bpR4037910@svn.freebsd.org>
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Author: pho Date: Thu Apr 26 08:37:51 2012 New Revision: 234696 URL: http://svn.freebsd.org/changeset/base/234696 Log: Added regression test for posix_fadvise(2). Added: projects/stress2/misc/posix_fadvise.sh (contents, props changed) Added: projects/stress2/misc/posix_fadvise.sh ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ projects/stress2/misc/posix_fadvise.sh Thu Apr 26 08:37:51 2012 (r234696) @@ -0,0 +1,75 @@ +#!/bin/sh + +# +# Copyright (c) 2012 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. +# +# $FreeBSD$ +# + +# Memory leak. Fixed in r232702. + + +. ../default.cfg + +odir=`pwd` +cd /tmp +sed '1,/^EOF/d' < $odir/$0 > posix_fadvise.c +cc -o posix_fadvise -Wall -Wextra -O2 -g posix_fadvise.c + +n1=`vmstat -m | grep fadvise | awk '{print $2 + 0}'` +/tmp/posix_fadvise +n2=`vmstat -m | grep fadvise | awk '{print $2 + 0}'` +if [ $((n2 - n1)) -gt 10 ]; then + echo FAIL + vmstat -m | sed -n '1p;/fadvise/p' +fi + +rm -f /tmp/posix_fadvise posix_fadvise.c +exit +EOF +#include <err.h> +#include <fcntl.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> + +int +main(void) +{ + off_t len, offset; + int advise, fd, i; + + for (i = 0; i < 500; i++) { + if ((fd = open("posix_fadvise.c", O_RDONLY)) == -1) + err(1, "open()"); + offset = arc4random(); + len = arc4random(); + advise = arc4random() % 6; + if (posix_fadvise(fd, offset, len, advise) == -1) + warn("posix_fadvise"); + close(fd); + } + return (0); +}
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