2 # SPDX-License-Identifier: GPL-2.0
3 # Copyright (c) 2016, Oracle and/or its affiliates. All Rights Reserved.
7 # Test AIO DIO CoW behavior when the write temporarily fails.
10 _begin_fstest auto quick clone eio
12 # Override the default cleanup function.
16 rm -rf $tmp.* $TEST_DIR/moo
20 # Import common functions.
25 # real QA test starts here
26 _require_scratch_reflink
28 _require_dm_target error
29 _require_aiodio "aiocp"
31 echo "Format and mount"
32 _scratch_mkfs > $seqres.full 2>&1
34 _dmerror_mount >> $seqres.full 2>&1
36 testdir=$SCRATCH_MNT/test-$seq
42 filesize=$((blksz * nr))
43 bufsize=$((blksz * bufnr))
44 alignment=`_min_dio_alignment $TEST_DEV`
46 _require_fs_space $SCRATCH_MNT $((filesize / 1024 * 3 * 5 / 4))
48 echo "Create the original files"
49 $XFS_IO_PROG -f -c "pwrite -S 0x61 -b $bufsize 0 $filesize" $testdir/file1 >> $seqres.full
50 _cp_reflink $testdir/file1 $testdir/file2 >> $seqres.full
55 md5sum $testdir/file1 | _filter_scratch
56 md5sum $testdir/file2 | _filter_scratch
58 echo "CoW and unmount"
59 $XFS_IO_PROG -f -c "pwrite -S 0x63 $bufsize 1" $testdir/file2 >> $seqres.full
60 $XFS_IO_PROG -f -c "pwrite -S 0x63 -b $bufsize 0 $filesize" $TEST_DIR/moo >> $seqres.full
62 _dmerror_load_error_table
63 $AIO_TEST -a $alignment -f DIRECT -b $bufsize $TEST_DIR/moo $testdir/file2 >> $seqres.full
64 _dmerror_load_working_table
69 md5sum $testdir/file1 | _filter_scratch
70 md5sum $testdir/file2 | _filter_scratch
72 echo "Check for damage"
75 _repair_scratch_fs >> $seqres.full