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.
7 # Copyright (C) 2011 Red Hat, Inc.
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.
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.
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/>.
27 echo "QA output created by $seq"
29 status=1 # failure is the default!
35 trap "_cleanup; exit \$status" 0 1 2 3 15
37 # get standard environment, filters and checks
42 # This works for any image format (though unlikely to segfault for raw)
43 _supported_fmt generic
44 _supported_proto generic
47 echo === Prepare image ===
53 # Allocate every other cluster so that afterwards a big write request will
54 # actually loop a while and issue many I/O requests for the lower layer
55 for ((i=0;i<=4096;i+=128)); do echo "write ${i}k 64k"; done | $QEMU_IO "$TEST_IMG" | _filter_qemu_io
58 echo === AIO request during close ===
60 $QEMU_IO -c "aio_write 0 4M" -c "close" "$TEST_IMG" | _filter_qemu_io