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#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2015 Red Hat Inc. All Rights Reserved.
#
# FS QA Test No. ext4/036
#
# Test truncate orphan inodes when mounting ext4
# ext4 used to hit WARNING, this commit fixed the issue
#
# 721e3eb ext4: lock i_mutex when truncating orphan inodes
#
. ./common/preamble
_begin_fstest auto quick
# Import common functions.
. ./common/filter
# real QA test starts here
_supported_fs ext3 ext4
_require_scratch
echo "Silence is golden"
_scratch_mkfs_sized $((16*1024*1024)) >>$seqres.full 2>&1
_scratch_mount
# create a file and get its inode number, usually it's 12, but to be accurate
testfile=$SCRATCH_MNT/testfile
touch $testfile
inode=`ls -i $testfile | awk '{print $1}'`
# add the inode in orphan inode list
_scratch_unmount
debugfs -w -R "set_super_value last_orphan $inode" $SCRATCH_DEV \
>>$seqres.full 2>&1
# mount again to truncate orphan inode, _check_dmesg will catch the WARNING
_scratch_mount
status=0
exit
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