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tests/avocado: s390x cpu topology dedicated errors

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Let's test that QEMU refuses to setup a dedicated CPU with
low or medium entitlement.

Signed-off-by: Pierre Morel <pmorel@linux.ibm.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20231016183925.2384704-21-nsg@linux.ibm.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
This commit is contained in:
Pierre Morel 2023-10-16 20:39:24 +02:00 committed by Thomas Huth
parent 944e03006d
commit 22ac7809bb
1 changed files with 48 additions and 0 deletions
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48
tests/avocado/s390_topology.py
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@ -364,3 +364,51 @@ class S390CPUTopology(QemuSystemTest):
res = self.vm.qmp('set-cpu-topology',
{'core-id': 2, 'socket-id': 0, 'book-id': 1})
self.assertEqual(res['return'], {})
def test_dedicated_error(self):
"""
This test verifies that QEMU refuses to lower the entitlement
of a dedicated CPU
:avocado: tags=arch:s390x
:avocado: tags=machine:s390-ccw-virtio
"""
self.kernel_init()
self.vm.launch()
self.wait_until_booted()
self.system_init()
res = self.vm.qmp('set-cpu-topology',
{'core-id': 0, 'dedicated': True})
self.assertEqual(res['return'], {})
self.check_topology(0, 0, 0, 0, 'high', True)
self.guest_set_dispatching('1');
self.check_topology(0, 0, 0, 0, 'high', True)
res = self.vm.qmp('set-cpu-topology',
{'core-id': 0, 'entitlement': 'low', 'dedicated': True})
self.assertEqual(res['error']['class'], 'GenericError')
res = self.vm.qmp('set-cpu-topology',
{'core-id': 0, 'entitlement': 'low'})
self.assertEqual(res['error']['class'], 'GenericError')
res = self.vm.qmp('set-cpu-topology',
{'core-id': 0, 'entitlement': 'medium', 'dedicated': True})
self.assertEqual(res['error']['class'], 'GenericError')
res = self.vm.qmp('set-cpu-topology',
{'core-id': 0, 'entitlement': 'medium'})
self.assertEqual(res['error']['class'], 'GenericError')
res = self.vm.qmp('set-cpu-topology',
{'core-id': 0, 'entitlement': 'low', 'dedicated': False})
self.assertEqual(res['return'], {})
res = self.vm.qmp('set-cpu-topology',
{'core-id': 0, 'entitlement': 'medium', 'dedicated': False})
self.assertEqual(res['return'], {})