tests/qemu-iotests/238

   1 #!/usr/bin/env python
   2 #
   3 # Regression test for throttle group member unregister segfault with iothread
   4 #
   5 # Copyright (c) 2019 Red Hat, Inc.
   6 #
   7 # This program is free software; you can redistribute it and/or modify
   8 # it under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation; either version 2 of the License, or
  10 # (at your option) any later version.
  11 #
  12 # This program is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License
  18 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19 #
  20
  21 import sys
  22 import os
  23 import iotests
  24 from iotests import log
  25
  26 sys.path.append(os.path.join(os.path.dirname(__file__), '..', '..', 'python'))
  27
  28 from qemu import QEMUMachine
  29
  30 if iotests.qemu_default_machine == 's390-ccw-virtio':
  31     virtio_scsi_device = 'virtio-scsi-ccw'
  32 else:
  33     virtio_scsi_device = 'virtio-scsi-pci'
  34
  35 vm = QEMUMachine(iotests.qemu_prog)
  36 vm.add_args('-machine', 'accel=kvm')
  37 vm.launch()
  38
  39 log(vm.qmp('blockdev-add', node_name='hd0', driver='null-co'))
  40 log(vm.qmp('object-add', qom_type='iothread', id='iothread0'))
  41 log(vm.qmp('device_add', id='scsi0', driver=virtio_scsi_device, iothread='iothread0'))
  42 log(vm.qmp('device_add', id='scsi-hd0', driver='scsi-hd', drive='hd0'))
  43 log(vm.qmp('block_set_io_throttle', id='scsi-hd0', bps=0, bps_rd=0, bps_wr=0,
  44            iops=1000, iops_rd=0, iops_wr=0, conv_keys=False))
  45 log(vm.qmp('device_del', id='scsi-hd0'))
  46
  47 vm.shutdown()