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apfstests/tests/xfs/395
T
Darrick J. Wong a860a167d8 common: kill _supported_os
fstests only supports Linux, so get rid of this unnecessary predicate.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Eryu Guan <guaneryu@gmail.com>
2020-09-21 01:16:50 +08:00

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#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2017 Oracle, Inc. All Rights Reserved.
#
# FS QA Test No. 395
#
# Populate a XFS filesystem and fuzz every node-format dir block field.
# Use xfs_scrub to fix the corruption.
#
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 7 15
_cleanup()
{
cd /
rm -rf $tmp.*
}
# get standard environment, filters and checks
. ./common/rc
. ./common/filter
. ./common/populate
. ./common/fuzzy
# real QA test starts here
_supported_fs xfs
_require_scratch_xfs_fuzz_fields
echo "Format and populate"
_scratch_populate_cached nofill > $seqres.full 2>&1
echo "Find node-format dir block"
_scratch_mount
inum=$(stat -c '%i' $SCRATCH_MNT/S_IFDIR.FMT_NODE)
blk_sz=$(_get_block_size $SCRATCH_MNT)
_scratch_unmount
leaf_offset=$(( (2 ** 35) / blk_sz ))
echo "Fuzz node-format dir block"
_scratch_xfs_fuzz_metadata '' 'online' "inode ${inum}" "dblock ${leaf_offset}" >> $seqres.full
echo "Done fuzzing node-format dir block"
# success, all done
status=0
exit