2 # SPDX-License-Identifier: GPL-2.0
3 # Copyright (c) 2016, Oracle and/or its affiliates. All Rights Reserved.
7 # Reflink a file with a few dozen extents and CoW a few blocks.
8 # Inject an error during extent freeing to test log recovery.
11 seqres=$RESULT_DIR/$seq
12 echo "QA output created by $seq"
16 status=1 # failure is the default!
17 trap "_cleanup; exit \$status" 0 1 2 3 15
22 _scratch_unmount > /dev/null 2>&1
26 # get standard environment, filters and checks
32 # real QA test starts here
35 _require_scratch_reflink
36 _require_error_injection
37 _require_xfs_io_command "cowextsize"
38 _require_xfs_io_error_injection "free_extent"
45 echo "Format filesystem"
46 _scratch_mkfs >/dev/null 2>&1
47 _scratch_mount >> $seqres.full
49 $XFS_IO_PROG -c "cowextsize $sz" $SCRATCH_MNT
52 _pwrite_byte 0x66 0 $sz $SCRATCH_MNT/file1 >> $seqres.full
53 _pwrite_byte 0x66 $((sz / 2)) $((sz / 2)) $SCRATCH_MNT/file2 >> $seqres.full
54 _reflink_range $SCRATCH_MNT/file1 0 $SCRATCH_MNT/file2 0 $((sz / 2)) >> $seqres.full
58 md5sum $SCRATCH_MNT/file1 | _filter_scratch
59 md5sum $SCRATCH_MNT/file2 | _filter_scratch
62 _scratch_inject_error "free_extent"
64 echo "CoW a few blocks"
65 $XFS_IO_PROG -c "pwrite -W -S 0x67 -b $sz 0 $sz" $SCRATCH_MNT/file1 >> $seqres.full 2>&1
68 echo "FS should be shut down, touch will fail"
69 touch $SCRATCH_MNT/badfs 2>&1 | _filter_scratch
71 echo "Remount to replay log"
72 _scratch_inject_logprint >> $seqres.full
74 echo "FS should be online, touch should succeed"
75 touch $SCRATCH_MNT/goodfs
77 echo "Check files again"
78 md5sum $SCRATCH_MNT/file1 | _filter_scratch
79 md5sum $SCRATCH_MNT/file2 | _filter_scratch