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#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2011 Red Hat, Inc. All Rights Reserved.
#
# FS QA Test No. 278
#
# Test xfs_repair to ensure it fixes the lost+found link count
# at the first run. See also commit 198b747f255346bca64408875763b6ca0ed3d57d
# from xfsprogs tree.
#
. ./common/preamble
_begin_fstest repair auto
status=0 # failure is the default!
# Import common functions.
. ./common/filter
# real QA test starts here
_supported_fs xfs
_require_scratch
_scratch_mkfs >$seqres.full 2>&1
_scratch_mount
mkdir -p $SCRATCH_MNT/dir/subdir
#get inodes to be changed
DIR_INO=`ls -i $SCRATCH_MNT |awk '{print $1}'`
SUBDIR_INO=`ls -i $SCRATCH_MNT/dir |awk '{print $1}'`
_scratch_unmount
echo "Silence is goodness..."
set_ifield() {
_scratch_xfs_set_metadata_field "$1" 0 "inode $2" >> $seqres.full
}
sfdir_prefix="$(_scratch_get_sfdir_prefix "$DIR_INO" || \
_fail "Cannot determine sfdir prefix")"
# Corrupt DIR
set_ifield "${sfdir_prefix}.list[0].inumber.i4" "$DIR_INO"
set_ifield "${sfdir_prefix}.list[0].name" "$DIR_INO"
set_ifield "${sfdir_prefix}.list[0].offset" "$DIR_INO"
set_ifield "${sfdir_prefix}.list[0].namelen" "$DIR_INO"
set_ifield "${sfdir_prefix}.hdr.parent.i4" "$DIR_INO"
set_ifield "core.nlinkv2" "$DIR_INO"
# Corrupt SUBDIR
set_ifield "${sfdir_prefix}.hdr.parent.i4" "$SUBDIR_INO"
set_ifield "core.nlinkv2" "$SUBDIR_INO"
echo "===== BEGIN of xfs_repair =====" >> $seqres.full
echo "" >>$seqres.full
_scratch_xfs_repair >> $seqres.full 2>&1
echo "===== END of xfs_repair =====" >> $seqres.full
exit
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