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Annotation of qemu/tests/qemu-iotests/032, revision 1.1.1.1

1.1       root        1: #!/bin/bash
                      2: #
                      3: # Test that AIO requests are drained before an image is closed. This used
                      4: # to segfault because the request coroutine kept running even after the
                      5: # BlockDriverState was freed.
                      6: #
                      7: # Copyright (C) 2011 Red Hat, Inc.
                      8: #
                      9: # This program is free software; you can redistribute it and/or modify
                     10: # it under the terms of the GNU General Public License as published by
                     11: # the Free Software Foundation; either version 2 of the License, or
                     12: # (at your option) any later version.
                     13: #
                     14: # This program is distributed in the hope that it will be useful,
                     15: # but WITHOUT ANY WARRANTY; without even the implied warranty of
                     16: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     17: # GNU General Public License for more details.
                     18: #
                     19: # You should have received a copy of the GNU General Public License
                     20: # along with this program.  If not, see <http://www.gnu.org/licenses/>.
                     21: #
                     22: 
                     23: # creator
                     24: [email protected]
                     25: 
                     26: seq=`basename $0`
                     27: echo "QA output created by $seq"
                     28: 
                     29: here=`pwd`
                     30: tmp=/tmp/$$
                     31: status=1       # failure is the default!
                     32: 
                     33: _cleanup()
                     34: {
                     35:        _cleanup_test_img
                     36: }
                     37: trap "_cleanup; exit \$status" 0 1 2 3 15
                     38: 
                     39: # get standard environment, filters and checks
                     40: . ./common.rc
                     41: . ./common.filter
                     42: . ./common.pattern
                     43: 
                     44: # This works for any image format (though unlikely to segfault for raw)
                     45: _supported_fmt generic
                     46: _supported_proto generic
                     47: _supported_os Linux
                     48: 
                     49: echo
                     50: echo === Prepare image ===
                     51: echo
                     52: 
                     53: CLUSTER_SIZE=65536
                     54: _make_test_img 64M
                     55: 
                     56: # Allocate every other cluster so that afterwards a big write request will
                     57: # actually loop a while and issue many I/O requests for the lower layer
                     58: for i in $(seq 0 128 4096); do echo "write ${i}k 64k"; done | $QEMU_IO $TEST_IMG | _filter_qemu_io
                     59: 
                     60: echo
                     61: echo === AIO request during close ===
                     62: echo
                     63: $QEMU_IO -c "aio_write 0 4M" -c "close" $TEST_IMG | _filter_qemu_io
                     64: _check_test_img
                     65: 
                     66: # success, all done
                     67: echo "*** done"
                     68: rm -f $seq.full
                     69: status=0

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