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https://github.com/linux-apfs/apfstests.git
synced 2026-05-01 15:01:44 -07:00
Liu Bo
519fc392af
On btrfs, if a large dio write (>=128MB) got splitted, the outstanding_extents assertion would complain. Note that CONFIG_BTRFS_ASSERT is required. Regression test for Btrfs: adjust outstanding_extents counter properly when dio write is split Signed-off-by: Liu Bo <bo.li.liu@oracle.com> Reviewed-by: Eryu Guan <eguan@redhat.com> Signed-off-by: Eryu Guan <eguan@redhat.com>
75 lines
1.9 KiB
Bash
Executable File
75 lines
1.9 KiB
Bash
Executable File
#! /bin/bash
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# FS QA Test generic/406
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#
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# If a larger dio write (size >= 128M) got splitted, the assertion in endio
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# would complain (CONFIG_BTRFS_ASSERT is required).
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#
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# Regression test for
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# Btrfs: adjust outstanding_extents counter properly when dio write is split
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#
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#-----------------------------------------------------------------------
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# Copyright (c) 2017 Liu Bo. All Rights Reserved.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it would be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write the Free Software Foundation,
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# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#-----------------------------------------------------------------------
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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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# 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
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_require_odirect
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_scratch_mkfs >> $seqres.full 2>&1
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_scratch_mount
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# 2G / 1K
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blocksize=$(( (128 + 1) * 2 * 1024 * 1024))
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fsblock=$(( (128 + 1) * 2 * 1024))
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_require_fs_space $SCRATCH_MNT $fsblock
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echo "Silence is golden"
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$XFS_IO_PROG -f -d -c "pwrite -b ${blocksize} 0 ${blocksize}" $SCRATCH_MNT/testfile.$seq >> $seqres.full 2>&1
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_scratch_unmount
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# success, all done
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status=0
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exit
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