tests/shared/004

#! /bin/bash
# FS QA Test 004
#
# Regression test for commit:
# c9eb13a ext4: fix hang when processing corrupted orphaned inode list
#
#-----------------------------------------------------------------------
# Copyright (c) 2016 Fujitsu.  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
#-----------------------------------------------------------------------
#

seq=`basename $0`
seqres=$RESULT_DIR/$seq
echo "QA output created by $seq"

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

# real QA test starts here
_supported_fs ext2 ext3 ext4
_supported_os Linux
_require_scratch
_require_command "$DEBUGFS_PROG" debugfs

# remove previous $seqres.full before test
rm -f $seqres.full
echo "Silence is golden"

# Although the bug only happens when last_orphan is set to 5
# it is better to test all reserved inode numbers 1-10 here
for i in {1..10}; do
	# create smaller filesystems to save test time
	_scratch_mkfs_sized $((16 * 1024 * 1024)) >>$seqres.full 2>&1
	$DEBUGFS_PROG -w -R "ssv last_orphan $i" $SCRATCH_DEV >>$seqres.full 2>&1
	_scratch_mount
	_scratch_unmount
done

# success, all done
status=0
exit