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325dd915b2
streamOptimized does not support writes that do not span exactly one cluster. Furthermore, it cannot rewrite already allocated clusters. As such, many iotests do not work with it. Disable them. Signed-off-by: Max Reitz <mreitz@redhat.com> Message-id: 20190815153638.4600-6-mreitz@redhat.com Reviewed-by: John Snow <jsnow@redhat.com> Signed-off-by: Max Reitz <mreitz@redhat.com>
68 lines
1.8 KiB
Bash
Executable File
68 lines
1.8 KiB
Bash
Executable File
#!/usr/bin/env bash
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#
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# Test that AIO requests are drained before an image is closed. This used
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# to segfault because the request coroutine kept running even after the
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# BlockDriverState was freed.
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#
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# Copyright (C) 2011 Red Hat, Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will 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, see <http://www.gnu.org/licenses/>.
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#
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# creator
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owner=kwolf@redhat.com
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seq=`basename $0`
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echo "QA output created by $seq"
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status=1 # failure is the default!
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_cleanup()
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{
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_cleanup_test_img
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}
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trap "_cleanup; 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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. ./common.pattern
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# This works for any image format (though unlikely to segfault for raw)
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_supported_fmt generic
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_supported_proto generic
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_unsupported_imgopts "subformat=streamOptimized"
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echo
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echo === Prepare image ===
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echo
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CLUSTER_SIZE=65536
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_make_test_img 64M
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# Allocate every other cluster so that afterwards a big write request will
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# actually loop a while and issue many I/O requests for the lower layer
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for ((i=0;i<=4096;i+=128)); do echo "write ${i}k 64k"; done | $QEMU_IO "$TEST_IMG" | _filter_qemu_io
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echo
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echo === AIO request during close ===
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echo
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$QEMU_IO -c "aio_write 0 4M" -c "close" "$TEST_IMG" | _filter_qemu_io
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_check_test_img
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# success, all done
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echo "*** done"
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rm -f $seq.full
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status=0
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