mirror of
https://github.com/linux-apfs/apfstests.git
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77 lines
1.8 KiB
Bash
77 lines
1.8 KiB
Bash
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#! /bin/bash
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# SPDX-License-Identifier: GPL-2.0
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# Copyright (c) 2020 Facebook. All Rights Reserved.
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#
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# FS QA Test 172
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#
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# Validate that without no-holes we do not get an i_size that is after a gap in
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# the file extents on disk. This is fixed by the following patches
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#
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# btrfs: use the file extent tree infrastructure
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# btrfs: replace all uses of btrfs_ordered_update_i_size
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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/dmlogwrites
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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 btrfs
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_supported_os Linux
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_require_scratch
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_require_log_writes
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_require_xfs_io_command "sync_range"
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_log_writes_init $SCRATCH_DEV
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_log_writes_mkfs "-O ^no-holes" >> $seqres.full 2>&1
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# There's not a straightforward way to commit the transaction without also
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# flushing dirty pages, so shorten the commit interval to 1 so we're sure to get
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# a commit with our broken file
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_log_writes_mount -o commit=1
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$XFS_IO_PROG -f -c "pwrite 0 5m" $SCRATCH_MNT/file | _filter_xfs_io
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$XFS_IO_PROG -f -c "sync_range -abw 4m 1m" $SCRATCH_MNT/file | _filter_xfs_io
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# Now wait for a transaction commit to happen, wait 2x just to be super sure
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sleep 2
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_log_writes_unmount
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_log_writes_remove
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cur=$(_log_writes_find_next_fua 0)
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echo "cur=$cur" >> $seqres.full
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while [ ! -z "$cur" ]; do
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_log_writes_replay_log_range $cur $SCRATCH_DEV >> $seqres.full
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# We only care about the fs consistency, so just run fsck, we don't have
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# to mount the fs to validate it
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_check_scratch_fs
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cur=$(_log_writes_find_next_fua $(($cur + 1)))
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done
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# success, all done
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status=0
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exit
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