2 # SPDX-License-Identifier: GPL-2.0
3 # Copyright (C) 2016 SUSE Linux Products GmbH. All Rights Reserved.
7 # Test that if we rename a file, create a new file that has the old name of the
8 # other file and is a child of the same parent directory, fsync the new inode,
9 # power fail and mount the filesystem, we do not lose the first file and that
10 # file has the name it was renamed to.
13 _begin_fstest auto quick metadata log
15 # Override the default cleanup function.
23 # Import common functions.
27 # real QA test starts here
30 _require_dm_target flakey
32 _scratch_mkfs >>$seqres.full 2>&1
33 _require_metadata_journaling $SCRATCH_DEV
38 $XFS_IO_PROG -f -c "pwrite -S 0xf1 0 16K" $SCRATCH_MNT/a/foo | _filter_xfs_io
39 # Make sure everything done so far is durably persisted.
42 # Now rename file foo to bar and create a new file named foo under the same
43 # directory. After a power failure we must see the two files.
44 mv $SCRATCH_MNT/a/foo $SCRATCH_MNT/a/bar
45 $XFS_IO_PROG -f -c "pwrite -S 0xba 0 16K" $SCRATCH_MNT/a/foo | _filter_xfs_io
46 $XFS_IO_PROG -c "fsync" $SCRATCH_MNT/a/foo
48 echo "File digests before log replay:"
49 md5sum $SCRATCH_MNT/a/foo | _filter_scratch
50 md5sum $SCRATCH_MNT/a/bar | _filter_scratch
52 # Simulate a power failure and mount again the filesystem to trigger replay of
54 _flakey_drop_and_remount
56 echo "Directory a/ contents after log replay:"
57 ls -R $SCRATCH_MNT/a | _filter_scratch
59 echo "File digests after log replay:"
60 # Must match what we got before the power failure.
61 md5sum $SCRATCH_MNT/a/foo | _filter_scratch
62 md5sum $SCRATCH_MNT/a/bar | _filter_scratch