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Mon, 3 Apr 2023 16:29:37 +0000 (GMT) From: Pierre Morel To: qemu-s390x@nongnu.org Cc: qemu-devel@nongnu.org, borntraeger@de.ibm.com, pasic@linux.ibm.com, richard.henderson@linaro.org, david@redhat.com, thuth@redhat.com, cohuck@redhat.com, mst@redhat.com, pbonzini@redhat.com, kvm@vger.kernel.org, ehabkost@redhat.com, marcel.apfelbaum@gmail.com, eblake@redhat.com, armbru@redhat.com, seiden@linux.ibm.com, nrb@linux.ibm.com, nsg@linux.ibm.com, frankja@linux.ibm.com, berrange@redhat.com, clg@kaod.org Subject: [PATCH v19 18/21] tests/avocado: s390x cpu topology test socket full Date: Mon, 3 Apr 2023 18:29:02 +0200 Message-Id: <20230403162905.17703-19-pmorel@linux.ibm.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20230403162905.17703-1-pmorel@linux.ibm.com> References: <20230403162905.17703-1-pmorel@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: gnls57VEyhwhf2BSH70PrbeeGFpGGCLN X-Proofpoint-GUID: dBLq98giPsRelQ3mz_UmP2nMhjQOBoHT X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.942,Hydra:6.0.573,FMLib:17.11.170.22 definitions=2023-04-03_13,2023-04-03_03,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 malwarescore=0 priorityscore=1501 bulkscore=0 spamscore=0 impostorscore=0 phishscore=0 adultscore=0 suspectscore=0 mlxlogscore=999 clxscore=1015 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2303200000 definitions=main-2304030118 Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org This test verifies that QMP set-cpu-topology does not accept to overload a socket. Signed-off-by: Pierre Morel --- tests/avocado/s390_topology.py | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) diff --git a/tests/avocado/s390_topology.py b/tests/avocado/s390_topology.py index 6a41f08897..702b3a8443 100644 --- a/tests/avocado/s390_topology.py +++ b/tests/avocado/s390_topology.py @@ -327,3 +327,30 @@ def test_dedicated(self): '/bin/cat /sys/devices/system/cpu/dispatching', '0') self.check_topology(0, 0, 0, 0, 'high', True) + + 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', + '1,drawers=2,books=2,sockets=3,cores=2,maxcpus=24') + self.vm.add_args('-device', 'z14-s390x-cpu,core-id=1') + self.vm.add_args('-device', 'z14-s390x-cpu,core-id=2') + self.vm.launch() + self.wait_for_console_pattern('no job control') + + 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'], {})