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#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2023 IBM Corporation. All Rights Reserved.
#
# FS QA Test No. 737
#
# Integrity test for O_SYNC with buff-io, dio, aio-dio with sudden shutdown.
# Based on a testcase reported by Gao Xiang <hsiangkao@linux.alibaba.com>
#
. ./common/preamble
_begin_fstest auto quick shutdown aio
# real QA test starts here
_supported_fs generic
_require_scratch
_require_scratch_shutdown
_require_aiodio aio-dio-write-verify
[[ "$FSTYP" =~ ext[0-9]+ ]] && _fixed_by_kernel_commit 91562895f803 \
"ext4: properly sync file size update after O_SYNC direct IO"
_scratch_mkfs > $seqres.full 2>&1
_scratch_mount
echo "T-1: Create a 1M file using buff-io & O_SYNC"
$XFS_IO_PROG -fs -c "pwrite -S 0x5a 0 1M" $SCRATCH_MNT/testfile.t1 > /dev/null 2>&1
echo "T-1: Shutdown the fs suddenly"
_scratch_shutdown
echo "T-1: Cycle mount"
_scratch_cycle_mount
echo "T-1: File contents after cycle mount"
_hexdump $SCRATCH_MNT/testfile.t1
echo "T-2: Create a 1M file using O_DIRECT & O_SYNC"
$XFS_IO_PROG -fsd -c "pwrite -S 0x5a 0 1M" $SCRATCH_MNT/testfile.t2 > /dev/null 2>&1
echo "T-2: Shutdown the fs suddenly"
_scratch_shutdown
echo "T-2: Cycle mount"
_scratch_cycle_mount
echo "T-2: File contents after cycle mount"
_hexdump $SCRATCH_MNT/testfile.t2
echo "T-3: Create a 1M file using AIO-DIO & O_SYNC"
$AIO_TEST -a size=1048576 -S -N $SCRATCH_MNT/testfile.t3 > /dev/null 2>&1
echo "T-3: Shutdown the fs suddenly"
_scratch_shutdown
echo "T-3: Cycle mount"
_scratch_cycle_mount
echo "T-3: File contents after cycle mount"
_hexdump $SCRATCH_MNT/testfile.t3
status=0
exit
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