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https://github.com/linux-apfs/apfstests.git
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Darrick J. Wong
a860a167d8
fstests only supports Linux, so get rid of this unnecessary predicate. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Eryu Guan <guaneryu@gmail.com>
79 lines
2.0 KiB
Bash
Executable File
79 lines
2.0 KiB
Bash
Executable File
#! /bin/bash
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# SPDX-License-Identifier: GPL-2.0
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# Copyright (c) 2017 Intel Corporation. All Rights Reserved.
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#
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# FS QA Test No. 470
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#
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# Use dm-log-writes to verify that MAP_SYNC actually syncs metadata during
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# page faults.
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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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tmp=/tmp/$$
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here=`pwd`
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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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_log_writes_cleanup
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_dmthin_cleanup
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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/dmthin
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. ./common/dmlogwrites
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# remove previous $seqres.full before test
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rm -f $seqres.full
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# real QA test starts here
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_supported_fs generic
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_require_scratch_nocheck
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_require_log_writes_dax_mountopt "dax"
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_require_dm_target thin-pool
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_require_xfs_io_command "mmap" "-S"
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_require_xfs_io_command "log_writes"
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devsize=$((1024*1024*200 / 512)) # 200m phys/virt size
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csize=$((1024*64 / 512)) # 64k cluster size
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lowspace=$((1024*1024 / 512)) # 1m low space threshold
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# Use a thin device to provide deterministic discard behavior. Discards are used
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# by the log replay tool for fast zeroing to prevent out-of-order replay issues.
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_dmthin_init $devsize $devsize $csize $lowspace
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_log_writes_init $DMTHIN_VOL_DEV
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_log_writes_mkfs >> $seqres.full 2>&1
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_log_writes_mount -o dax
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LEN=$((1024 * 1024)) # 1 MiB
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$XFS_IO_PROG -t -c "truncate $LEN" -c "mmap -S 0 $LEN" -c "mwrite 0 $LEN" \
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-c "log_writes -d $LOGWRITES_NAME -m preunmap" \
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-f $SCRATCH_MNT/test
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# Unmount the scratch dir and tear down the log writes target
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_log_writes_unmount
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_log_writes_remove
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_dmthin_check_fs
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# destroy previous filesystem so we can be sure our rebuild works
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_mkfs_dev $DMTHIN_VOL_DEV >> $seqres.full 2>&1
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# check pre-unmap state
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_log_writes_replay_log preunmap $DMTHIN_VOL_DEV
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_dmthin_mount
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# We should see $SCRATCH_MNT/test as having 1 MiB in block allocations
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du -sh $SCRATCH_MNT/test | _filter_scratch | _filter_spaces
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status=0
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exit
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