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apfstests/tests/generic/161
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) 2015 Oracle, Inc. All Rights Reserved.
#
# FS QA Test No. 161
#
# Test for race between delete a file while rewriting its reflinked twin
#
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.*
wait
}
# get standard environment, filters and checks
. ./common/rc
. ./common/filter
. ./common/reflink
# real QA test starts here
_require_scratch_reflink
_require_cp_reflink
echo "Format and mount"
_scratch_mkfs > $seqres.full 2>&1
_scratch_mount >> $seqres.full 2>&1
testdir=$SCRATCH_MNT/test-$seq
mkdir $testdir
loops=4096
blksz=65536
echo "Initialize files"
echo >> $seqres.full
_pwrite_byte 0x61 0 $((loops * blksz)) $testdir/file1 >> $seqres.full
_cp_reflink $testdir/file1 $testdir/file2
_scratch_cycle_mount
echo "Delete while rewriting"
rm -rf $testdir/file1 &
_pwrite_byte 0x62 0 $((loops * blksz)) $testdir/file1 >> $seqres.full
wait
# success, all done
status=0
exit