#!/bin/sh

#
# SPDX-License-Identifier: BSD-2-Clause
#
# Copyright (c) 2018 Dell EMC Isilon
#
# 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
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# SUCH DAMAGE.
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# Test scenario from:
# [Bug 230985] pmcstat triggers assertion "pmcval outside of expected range"
# by markj@FreeBSD.org

[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
kldstat -v | grep -q hwpmc  || { kldload hwpmc; loaded=1; }

event=inst_retired.any
pmcstat -L 2>/dev/null | grep -q $event || exit 0
pmcstat -P $event -- find -x / -name foo > /dev/null 2>&1

[ $loaded ] && kldunload hwpmc
