#! /bin/bash
# SPDX-License-Identifier: GPL-2.0+
# Copyright (c) 2019 Oracle, Inc.  All Rights Reserved.
#
# FS QA Test No. 510
#
# Regression test for a long-standing bug in BULKSTAT and INUMBERS where
# the kernel fails to write thew new @lastip value back to userspace if
# @ocount is NULL.
#
# This is a regression test for commit f16fe3ecde62 ("xfs: bulkstat should copy
# lastip whenever userspace supplies one")
#
seq=`basename $0`
seqres=$RESULT_DIR/$seq
echo "QA output created by $seq"

here=`pwd`
tmp=/tmp/$$
status=1	# failure is the default!
trap "_cleanup; exit \$status" 0 1 2 3 15

_cleanup()
{
    cd /
    rm -f $tmp.*
}

# get standard environment, filters and checks
. ./common/rc
. ./common/filter

_require_test_program "bulkstat_null_ocount"

# real QA test starts here

_supported_fs xfs

rm -f $seqres.full

echo "Silence is golden."
$here/src/bulkstat_null_ocount $TEST_DIR

# success, all done
status=0
exit