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apfstests/tests/generic/511
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) 2018 Oracle, Inc. All Rights Reserved.
#
# FS QA Test No. 511
#
# Test a specific sequence of fsx operations that causes an mmap read past
# eof to return nonzero contents.
#
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
. ./common/punch
# real QA test starts here
_supported_fs generic
_require_scratch
_require_xfs_io_command "falloc" "-k"
_require_xfs_io_command "fzero"
rm -f $seqres.full
_scratch_mkfs_sized $((1024 * 1024 * 256)) >>$seqres.full 2>&1
_scratch_mount
$XFS_IO_PROG -fc "pwrite 0 256m" -c fsync $SCRATCH_MNT/file >>$seqres.full 2>&1
rm -f $SCRATCH_MNT/file
cat >> $tmp.fsxops << ENDL
truncate 0x0 0x1f0d6 0x380e1
write 0x1ad87 0x6c99 0x180d6
zero_range 0x14426 0xd3aa 0x21a20 keep_size
mapread 0x1f69a 0x2386 0x21a20
ENDL
victim=$SCRATCH_MNT/a
touch $victim
$here/ltp/fsx --replay-ops $tmp.fsxops $victim > $tmp.output 2>&1 || cat $tmp.output
echo "Silence is golden"
status=0
exit