Date: Wed, 4 Nov 2015 09:18:11 +0000 (UTC) From: Peter Holm <pho@FreeBSD.org> To: src-committers@freebsd.org, svn-src-user@freebsd.org Subject: svn commit: r290356 - user/pho/stress2/tools Message-ID: <201511040918.tA49IBqI016438@repo.freebsd.org>
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Author: pho Date: Wed Nov 4 09:18:11 2015 New Revision: 290356 URL: https://svnweb.freebsd.org/changeset/base/290356 Log: Added tool for loading compressed kernel modules. Sponsored by: EMC / Isilon storage division Added: user/pho/stress2/tools/kldload.sh (contents, props changed) Added: user/pho/stress2/tools/kldload.sh ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ user/pho/stress2/tools/kldload.sh Wed Nov 4 09:18:11 2015 (r290356) @@ -0,0 +1,73 @@ +#!/bin/sh + +# +# Copyright (c) 2015 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. +# +# $FreeBSD$ +# + +# Add support for kldload(8) of compressed modules. + +[ $# -ne 1 ] && echo "Usage: $0 <module>" && exit 1 + +# If possible avoid using a temporary file due to kgdb. +kldstat | grep -q $1 && exit 0 +kldload $1 2>/dev/null && exit 0 + +module=`echo $1 | sed 's/\.ko//'` +paths=`sysctl -n kern.module_path` + +: ${TMPDIR:=/tmp} +tmpkld=$(mktemp $TMPDIR/$module.XXXXXX) || exit +trap "rm -f $tmpkld" EXIT INT TERM +IFS=';' +for path in $paths; do + kld_base=$path/$module.ko + for ext in "" .gz .bz2 .xz; do + kld=$kld_base$ext + [ -s $kld ] || continue + case "$kld" in + *.gz) + gzcat $kld + ;; + *.bz2) + bzcat $kld + ;; + *.xz) + xzcat $kld + ;; + *) + cat $kld + ;; + esac > $tmpkld + [ $? -eq 0 ] && break + rm -f $tmpkld + done + [ -s $tmpkld ] && kldload $tmpkld; ec=$? + [ $ec -eq 0 ] && break +done + +[ $ec -ne 0 ] && echo "Could not kldload $kld_base*" +exit $ec
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