mirror of
https://github.com/linux-apfs/apfstests.git
synced 2026-05-01 15:01:44 -07:00
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>
83 lines
2.0 KiB
Bash
Executable File
83 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) 2016 Fujitsu. All Rights Reserved.
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#
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# FS QA Test 352
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#
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# Test fiemap ioctl on heavily deduped file
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#
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# This test case will check if reserved extent map searching go
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# without problem and return correct SHARED flag.
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# Which btrfs will soft lock up and return wrong shared flag.
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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 $seqres.full
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# real QA test starts here
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# Modify as appropriate.
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_supported_fs generic
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_require_scratch_reflink
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_require_xfs_io_command "fiemap"
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_scratch_mkfs > /dev/null 2>&1
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_scratch_mount
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blocksize=$((128 * 1024))
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file="$SCRATCH_MNT/tmp"
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# Golden output is for $LOAD_FACTOR == 1 case
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orig_nr=8192
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orig_last_extent=$(($orig_nr * $blocksize / 512))
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orig_end=$(($orig_last_extent + $blocksize / 512 - 1))
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# Real output
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nr=$(($orig_nr * $LOAD_FACTOR))
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last_extent=$(($nr * $blocksize / 512))
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end=$(($last_extent + $blocksize / 512 - 1))
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# write the initial block for later reflink
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_pwrite_byte 0xcdcdcdcd 0 $blocksize $file | _filter_xfs_io
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# use reflink to create the rest of the file, whose all extents are all
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# pointing to the first extent
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for i in $(seq 1 $nr); do
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_reflink_range $file 0 $file $(($i * $blocksize)) $blocksize > /dev/null
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done
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# then call fiemap on that file to test both the shared flag and if
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# reserved extent mapping search will cause soft lockup
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$XFS_IO_PROG -c "fiemap -v" $file | _filter_fiemap_flags > $tmp.out
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cat $tmp.out >> $seqres.full
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# refact the $LOAD_FACTOR to 1 to match the golden output
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sed -i -e "s/$(($last_extent - 1))/$(($orig_last_extent - 1))/" \
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-e "s/$last_extent/$orig_last_extent/" \
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-e "s/$end/$orig_end/" $tmp.out
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cat $tmp.out
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# success, all done
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status=0
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exit
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