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tests/avocado: s390x cpu topology test socket full

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This test verifies that QMP set-cpu-topology does not accept
to overload a socket.

Signed-off-by: Pierre Morel <pmorel@linux.ibm.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20231016183925.2384704-20-nsg@linux.ibm.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
This commit is contained in:
Pierre Morel 2023-10-16 20:39:23 +02:00 committed by Thomas Huth
parent 471676bfd2
commit 944e03006d
1 changed files with 26 additions and 0 deletions
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26
tests/avocado/s390_topology.py
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@ -338,3 +338,29 @@ class S390CPUTopology(QemuSystemTest):
self.guest_set_dispatching('0');
self.check_topology(0, 0, 0, 0, 'high', True)
self.check_polarization("horizontal")
def test_socket_full(self):
"""
This test verifies that QEMU does not accept to overload a socket.
The socket-id 0 on book-id 0 already contains CPUs 0 and 1 and can
not accept any new CPU while socket-id 0 on book-id 1 is free.
:avocado: tags=arch:s390x
:avocado: tags=machine:s390-ccw-virtio
"""
self.kernel_init()
self.vm.add_args('-smp',
'3,drawers=2,books=2,sockets=3,cores=2,maxcpus=24')
self.vm.launch()
self.wait_until_booted()
self.system_init()
res = self.vm.qmp('set-cpu-topology',
{'core-id': 2, 'socket-id': 0, 'book-id': 0})
self.assertEqual(res['error']['class'], 'GenericError')
res = self.vm.qmp('set-cpu-topology',
{'core-id': 2, 'socket-id': 0, 'book-id': 1})
self.assertEqual(res['return'], {})