| #!/usr/bin/env bash |
| # group: rw auto quick |
| # |
| # Test that AIO requests are drained before an image is closed. This used |
| # to segfault because the request coroutine kept running even after the |
| # BlockDriverState was freed. |
| # |
| # Copyright (C) 2011 Red Hat, Inc. |
| # |
| # This program is free software; you can redistribute it and/or modify |
| # it under the terms of the GNU General Public License as published by |
| # the Free Software Foundation; either version 2 of the License, or |
| # (at your option) any later version. |
| # |
| # This program is distributed in the hope that it will be useful, |
| # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| # GNU General Public License for more details. |
| # |
| # You should have received a copy of the GNU General Public License |
| # along with this program. If not, see <http://www.gnu.org/licenses/>. |
| # |
| |
| # creator |
| owner=kwolf@redhat.com |
| |
| seq=`basename $0` |
| echo "QA output created by $seq" |
| |
| status=1 # failure is the default! |
| |
| _cleanup() |
| { |
| _cleanup_test_img |
| } |
| trap "_cleanup; exit \$status" 0 1 2 3 15 |
| |
| # get standard environment, filters and checks |
| . ./common.rc |
| . ./common.filter |
| . ./common.pattern |
| |
| # This works for any image format (though unlikely to segfault for raw) |
| _supported_fmt generic |
| _supported_proto generic |
| _unsupported_imgopts "subformat=streamOptimized" |
| |
| echo |
| echo === Prepare image === |
| echo |
| |
| CLUSTER_SIZE=65536 |
| _make_test_img 64M |
| |
| # Allocate every other cluster so that afterwards a big write request will |
| # actually loop a while and issue many I/O requests for the lower layer |
| for ((i=0;i<=4096;i+=128)); do echo "write ${i}k 64k"; done | $QEMU_IO "$TEST_IMG" | _filter_qemu_io |
| |
| echo |
| echo === AIO request during close === |
| echo |
| $QEMU_IO -c "aio_write 0 4M" -c "close" "$TEST_IMG" | _filter_qemu_io |
| _check_test_img |
| |
| # success, all done |
| echo "*** done" |
| rm -f $seq.full |
| status=0 |
