1#!/bin/sh 2 3# 4# Copyright (c) 2017 Dell EMC Isilon 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# "panic: Lock (lockmgr) nullfs not locked @ kern/kern_lock.c:620." seen: 30# https://people.freebsd.org/~pho/stress/log/nullfs23.txt 31 32. ../default.cfg 33[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 34 35[ -z "$nfs_export" ] && exit 0 36ping -c 2 `echo $nfs_export | sed 's/:.*//'` > /dev/null 2>&1 || 37 exit 0 38 39mp2=/media 40mount | grep "$mp2" | grep -q nfs && umount $mp2 41mount -t nfs -o tcp -o retrycnt=3 -o intr,soft -o rw $nfs_export $mp2 42 43export nullfs_srcdir=$mp2 44../misc/nullfs17.sh 45 46umount $mp2 47while mount | grep "$mp2 " | grep -q nfs; do 48 umount -f $mp2 49done 50exit 0 51