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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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