xref: /openbmc/qemu/tests/qemu-iotests/032 (revision 0ed93f4c)
1#!/usr/bin/env 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
24owner=kwolf@redhat.com
25
26seq=`basename $0`
27echo "QA output created by $seq"
28
29status=1	# failure is the default!
30
31_cleanup()
32{
33	_cleanup_test_img
34}
35trap "_cleanup; exit \$status" 0 1 2 3 15
36
37# get standard environment, filters and checks
38. ./common.rc
39. ./common.filter
40. ./common.pattern
41
42# This works for any image format (though unlikely to segfault for raw)
43_supported_fmt generic
44_supported_proto generic
45_unsupported_imgopts "subformat=streamOptimized"
46
47echo
48echo === Prepare image ===
49echo
50
51CLUSTER_SIZE=65536
52_make_test_img 64M
53
54# Allocate every other cluster so that afterwards a big write request will
55# actually loop a while and issue many I/O requests for the lower layer
56for ((i=0;i<=4096;i+=128)); do echo "write ${i}k 64k"; done | $QEMU_IO "$TEST_IMG" | _filter_qemu_io
57
58echo
59echo === AIO request during close ===
60echo
61$QEMU_IO -c "aio_write 0 4M" -c "close" "$TEST_IMG" | _filter_qemu_io
62_check_test_img
63
64# success, all done
65echo "*** done"
66rm -f $seq.full
67status=0
68