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Fri, 1 Sep 2023 15:58:58 GMT Received: from smtpav03.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id A26AE20040; Fri, 1 Sep 2023 15:58:58 +0000 (GMT) Received: from smtpav03.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 2964C20043; Fri, 1 Sep 2023 15:58:58 +0000 (GMT) Received: from tuxmaker.boeblingen.de.ibm.com (unknown [9.152.85.9]) by smtpav03.fra02v.mail.ibm.com (Postfix) with ESMTP; Fri, 1 Sep 2023 15:58:58 +0000 (GMT) From: Nina Schoetterl-Glausch To: qemu-devel@nongnu.org, qemu-s390x@nongnu.org, Eduardo Habkost , Marcel Apfelbaum , Paolo Bonzini , Thomas Huth , Halil Pasic , Christian Borntraeger , Eric Farman , Richard Henderson , David Hildenbrand , Eric Blake , Markus Armbruster , Michael Roth , Nina Schoetterl-Glausch Cc: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Yanan Wang , =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= , Ilya Leoshkevich , Cleber Rosa , Wainer dos Santos Moschetta , Beraldo Leal , Pierre Morel Subject: [PATCH v22 16/20] tests/avocado: s390x cpu topology entitlement tests Date: Fri, 1 Sep 2023 17:58:08 +0200 Message-Id: <20230901155812.2696560-17-nsg@linux.ibm.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230901155812.2696560-1-nsg@linux.ibm.com> References: <20230901155812.2696560-1-nsg@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-GUID: 1PA3CvmrVjcqHXJyEPVK8Gge8KR2oim6 X-Proofpoint-ORIG-GUID: SANwfa2bw1WTLr9WqUmoQP_xJvejFV5u X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.267,Aquarius:18.0.957,Hydra:6.0.601,FMLib:17.11.176.26 definitions=2023-09-01_13,2023-08-31_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 impostorscore=0 bulkscore=0 mlxscore=0 mlxlogscore=999 suspectscore=0 malwarescore=0 priorityscore=1501 clxscore=1015 adultscore=0 phishscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2308100000 definitions=main-2309010150 Received-SPF: pass client-ip=148.163.156.1; envelope-from=nsg@linux.ibm.com; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -19 X-Spam_score: -2.0 X-Spam_bar: -- X-Spam_report: (-2.0 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Pierre Morel Test changes in the entitlement from both a guest and a host point of view, depending on the polarization. Signed-off-by: Pierre Morel Co-developed-by: Nina Schoetterl-Glausch Signed-off-by: Nina Schoetterl-Glausch Reviewed-by: Nina Schoetterl-Glausch --- tests/avocado/s390_topology.py | 55 ++++++++++++++++++++++++++++++++++ 1 file changed, 55 insertions(+) diff --git a/tests/avocado/s390_topology.py b/tests/avocado/s390_topology.py index d7ee36cb89..733093723a 100644 --- a/tests/avocado/s390_topology.py +++ b/tests/avocado/s390_topology.py @@ -243,3 +243,58 @@ def test_polarization(self): res = self.vm.qmp('query-s390x-cpu-polarization') self.assertEqual(res['return']['polarization'], 'horizontal') self.check_topology(0, 0, 0, 0, 'medium', False) + + + def check_polarization(self, polarization): + """ + We need the polarization change to get stabilized in kernel + before we check it through the sysfs. + """ + exec_command_and_wait_for_pattern(self, + """ sleep 1 ; + /bin/cat /sys/devices/system/cpu/cpu0/polarization """, + polarization) + + + def test_entitlement(self): + """ + This test verifies that QEMU modifies the entitlement + after a guest request and that the guest sees the change. + + :avocado: tags=arch:s390x + :avocado: tags=machine:s390-ccw-virtio + """ + self.kernel_init() + self.vm.launch() + self.wait_until_booted() + + self.system_init() + + self.check_polarization('horizontal') + self.check_topology(0, 0, 0, 0, 'medium', False) + + self.guest_set_dispatching('1') + self.check_polarization('vertical:medium') + self.check_topology(0, 0, 0, 0, 'medium', False) + + res = self.vm.qmp('set-cpu-topology', + {'core-id': 0, 'entitlement': 'low'}) + self.assertEqual(res['return'], {}) + self.check_polarization('vertical:low') + self.check_topology(0, 0, 0, 0, 'low', False) + + res = self.vm.qmp('set-cpu-topology', + {'core-id': 0, 'entitlement': 'medium'}) + self.assertEqual(res['return'], {}) + self.check_polarization('vertical:medium') + self.check_topology(0, 0, 0, 0, 'medium', False) + + res = self.vm.qmp('set-cpu-topology', + {'core-id': 0, 'entitlement': 'high'}) + self.assertEqual(res['return'], {}) + self.check_polarization('vertical:high') + self.check_topology(0, 0, 0, 0, 'high', False) + + self.guest_set_dispatching('0'); + self.check_polarization("horizontal") + self.check_topology(0, 0, 0, 0, 'high', False)