Files
apfstests/tests/generic/509
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 SUSE Linux Products GmbH. All Rights Reserved.
#
# FS QA Test No. 509
#
# Test that if we fsync a tmpfile, without adding a hard link to it, and then
# power fail, we will be able to mount the filesystem without triggering any
# crashes, warnings or corruptions.
#
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()
{
_cleanup_flakey
cd /
rm -f $tmp.*
}
# get standard environment, filters and checks
. ./common/rc
. ./common/filter
. ./common/dmflakey
# real QA test starts here
_supported_fs generic
_require_scratch
_require_xfs_io_command "-T"
_require_dm_target flakey
rm -f $seqres.full
_scratch_mkfs >>$seqres.full 2>&1
_require_metadata_journaling $SCRATCH_DEV
_init_flakey
_mount_flakey
# Create our tmpfile, write some data to it and fsync it. We want a power
# failure to happen after the fsync, so that we have an inode with a link
# count of 0 in our log/journal.
$XFS_IO_PROG -T \
-c "pwrite -S 0xab 0 64K" \
-c "fsync" \
$SCRATCH_MNT | _filter_xfs_io
# Simulate a power failure and mount the filesystem to check that it succeeds.
_flakey_drop_and_remount
_unmount_flakey
status=0
exit