mirror of
https://github.com/linux-apfs/apfstests.git
synced 2026-05-01 15:01:44 -07:00
Dave Chinner
cf89aed924
Fully scripted conversion, see script in initial SPDX license commit message. Signed-off-by: Dave Chinner <dchinner@redhat.com>
78 lines
1.8 KiB
Bash
Executable File
78 lines
1.8 KiB
Bash
Executable File
#! /bin/bash
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# SPDX-License-Identifier: GPL-2.0
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# Copyright (c) 2016 Fujitsu. All Rights Reserved.
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#
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# FS QA Test 353
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#
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# Check if fiemap ioctl returns correct SHARED flag on reflinked file
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# before and after sync the fs
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#
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# Btrfs has a bug in checking shared extent, which can only handle metadata
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# already committed to disk, but not delayed extent tree modification.
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# This caused SHARED flag only occurs after sync.
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#
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seq=`basename $0`
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seqres=$RESULT_DIR/$seq
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echo "QA output created by $seq"
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here=`pwd`
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tmp=/tmp/$$
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status=1 # failure is the default!
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trap "_cleanup; exit \$status" 0 1 2 3 15
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_cleanup()
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{
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cd /
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rm -f $tmp.*
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}
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# get standard environment, filters and checks
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. ./common/rc
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. ./common/filter
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. ./common/reflink
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. ./common/punch
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# remove previous $seqres.full before test
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rm -f $seqres.full
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# real QA test starts here
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# Modify as appropriate.
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_supported_fs generic
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_supported_os Linux
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_require_scratch_reflink
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_require_xfs_io_command "fiemap"
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_scratch_mkfs > /dev/null 2>&1
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_scratch_mount
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blocksize=64k
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file1="$SCRATCH_MNT/file1"
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file2="$SCRATCH_MNT/file2"
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# write the initial file
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_pwrite_byte 0xcdcdcdcd 0 $blocksize $file1 | _filter_xfs_io
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# reflink initial file
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_reflink_range $file1 0 $file2 0 $blocksize | _filter_xfs_io
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# check their fiemap to make sure it's correct
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echo "before sync:"
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echo "$file1" | _filter_scratch
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$XFS_IO_PROG -c "fiemap -v" $file1 | _filter_fiemap_flags
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echo "$file2" | _filter_scratch
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$XFS_IO_PROG -c "fiemap -v" $file2 | _filter_fiemap_flags
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# sync and recheck, to make sure the fiemap doesn't change just
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# due to sync
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sync
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echo "after sync:"
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echo "$file1" | _filter_scratch
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$XFS_IO_PROG -c "fiemap -v" $file1 | _filter_fiemap_flags
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echo "$file2" | _filter_scratch
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$XFS_IO_PROG -c "fiemap -v" $file2 | _filter_fiemap_flags
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# success, all done
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status=0
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exit
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