#! /bin/bash
# FS QA Test No. 177
#
# Test to reproduce PV#: 964316
# Check sync reclaims and flushes unlinked inodes to their buffers.
#
#-----------------------------------------------------------------------
# Copyright (c) 2007 Silicon Graphics, Inc.  All Rights Reserved.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it would be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write the Free Software Foundation,
# Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
#
#-----------------------------------------------------------------------
#
# creator
owner=mohamedb@sgi.com

seq=`basename $0`
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
. ./common.dmapi

# real QA test starts here

# Modify as appropriate.
_supported_fs xfs 
_supported_os Linux

# Setup Filesystem
_require_scratch

# test that we have DMAPI support
_dmapi_scratch_mount
umount $SCRATCH_MNT > /dev/null 2>&1

_scratch_mkfs_xfs >/dev/null 2>&1 \
        || _fail "mkfs failed"

_scratch_mount \
        || _fail "mount failed"

# run Mark Goodwin test here
# Usage: ./bulkstat_unlink_test iterations nfiles stride dir
#        Create dir with nfiles, unlink each stride'th file, sync, bulkstat
echo "Start original bulkstat_unlink_test"
$here/src/bulkstat_unlink_test 10 100 1 $SCRATCH_MNT/bulkstat
$here/src/bulkstat_unlink_test 10 1000 1 $SCRATCH_MNT/bulkstat
$here/src/bulkstat_unlink_test 15 100 6 $SCRATCH_MNT/bulkstat
$here/src/bulkstat_unlink_test 20 1000 3 $SCRATCH_MNT/bulkstat

# Mount scratch with ikeep enabled
umount $SCRATCH_MNT
_scratch_mount "-o dmapi,mtpt=$SCRATCH_MNT" \
        || _fail "mount failed"

echo "Start bulkstat_unlink_test_modified"
$here/src/bulkstat_unlink_test_modified 10 1000 1 $SCRATCH_MNT/bulkstat


# success, all done
status=0
exit