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https://github.com/linux-apfs/apfstests.git
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Christoph Hellwig
09e94f84d9
The always_cow mode can't usefull preallocate space gіven that it always has to write out of place, and thus will reject falloc or ioctl calls to preallocate space in a file. Add explicit checks for preallocation support in various XFS-specific tests to support this. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Eryu Guan <guaneryu@gmail.com> Signed-off-by: Eryu Guan <guaneryu@gmail.com>
56 lines
1.2 KiB
Bash
Executable File
56 lines
1.2 KiB
Bash
Executable File
#! /bin/bash
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# SPDX-License-Identifier: GPL-2.0
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# Copyright (c) 2000-2004 Silicon Graphics, Inc. All Rights Reserved.
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#
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# FS QA Test No. 084
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#
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# Exercises unwritten extent reads and writes, looking
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# for data corruption (zeroes read) near the end of file.
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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 "rm -f $tmp.*; exit \$status" 0 1 2 3 15
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# get standard environment, filters and checks
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. ./common/rc
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. ./common/filter
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_filter_resv()
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{
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_filter_test_dir | sed -e 's/[0-9][0-9]* bytes/NUM bytes/g'
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}
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pgsize=`$here/src/feature -s`
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# -i == number of iterations
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# -l == bytes to leak on each iteration
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# -b == read/write block size
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# -s == preallocation size
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# real QA test starts here
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_supported_fs xfs
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_supported_os Linux
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_require_xfs_io_command "falloc"
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_require_test
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echo
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echo "*** First case - I/O blocksize same as pagesize"
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$here/src/resvtest -i 20 -b $pgsize "$TEST_DIR/resv" | _filter_resv
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[ $? -eq 0 ] && echo done
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rm -f "$TEST_DIR/mumble"
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echo
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echo "*** Second case - 512 byte I/O blocksize"
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$here/src/resvtest -i 40 -b 512 "$TEST_DIR/resv" | _filter_resv
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[ $? -eq 0 ] && echo done
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rm -f "$TEST_DIR/grumble"
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# success, all done
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status=0
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exit
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