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apfstests/tests/xfs/005
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) 2014 Red Hat, Inc. All Rights Reserved.
#
# FS QA Test No. 005
#
# Test that a bad crc on a primary V5 superblock will fail the mount
#
# 10e6e65 xfs: be more forgiving of a v4 secondary sb w/ junk in v5 fields
# inadvertently caused primary SB CRC failures to not error out, this
# is a regression test for that fix.
#
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 15
_cleanup()
{
cd /
rm -f $tmp.*
}
# get standard environment, filters and checks
. ./common/rc
. ./common/filter
# Modify as appropriate.
_supported_fs xfs
_require_scratch_nocheck
_require_xfs_mkfs_crc
rm -f $seqres.full
_scratch_mkfs_xfs -m crc=1 >> $seqres.full 2>&1 || _fail "mkfs failed"
# Zap the crc. xfs_db updates the CRC post-write, so poke it directly
$XFS_IO_PROG -c "pwrite 224 4" -c fsync $SCRATCH_DEV | _filter_xfs_io
# should FAIL, the crc is bad; golden output contains mount failure
_try_scratch_mount 2>&1 | _filter_error_mount
# success, all done
status=0
exit