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Eric Sandeen
d3942f5a09
ext4 was corrupting inode table bitmaps due to a mishmash of
atomic & nonatomic bitops. This got broken twice and fixed
twice; let's add a test.
On a 4-way box this reliably ends up with a corrupted filesystem
if we get it wrong (upstream as of 2.6.35 at least is fine again)
Signed-off-by: Eric Sandeen <sandeen@sandeen.net>
Reviewed-by: Dave Chinner <david@fromorbit.com>
63 lines
1.7 KiB
Bash
Executable File
63 lines
1.7 KiB
Bash
Executable File
#! /bin/bash
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# FS QA Test No. 240
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#
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# Test that non-block-aligned aio+dio into holes does not leave
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# zero'd out portions of the file
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#
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# QEMU IO to a file-backed device with misaligned partitions
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# can send this sort of IO
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#
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#-----------------------------------------------------------------------
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# Copyright (c) 2010 Red Hat, Inc. 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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# creator
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owner=sandeen@sandeen.net
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seq=`basename $0`
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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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_supported_fs generic
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_supported_os Linux
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echo "Silence is golden."
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# real QA test starts here
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rm -f $seq.full
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rm -f $TEST_DIR/aiodio_sparse
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# 2 threads, 4k writes, 16k filesize, stride throug file by 4k, start at 512 offset
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$here/src/aio-dio-regress/aiodio_sparse2 -i 2 -w 4k -s 16k -n 4k -o 512 "$TEST_DIR/aiodio_sparse"
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status=$?
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exit
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