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b=VLlFoJv1XJhi9Nl2kNLV0FL1IOtWdPyku2v5ZbsTV/XXCueDgl9JlhzSqxLLXLBXu9sY 0D+3vj9eneaUYTiZR+d0IjeMFJSHTR2IhATmBnyDgkCrJYxTM8RHBQKBN8TQ48qep+zT adVjzemKKIZl29NZvc/yvPH32zRG2XBs5qRVXWXSf50DObkv7YixVtg0WyQ1KVv1XS4S fRErR6Uioj82Dfg9caNzUVzpc9AYri6fHiNanmV41d5t9oJBmUGBZtEn5meoUcYVfAwT fS5xr98UMfIXRANd8D+sVISVP9DkngOb/1bZfh4TgimwGGiKx7d4nSeLMVoVevqUoAEq aQ== 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 v18 15/17] tests/avocado: s390x cpu topology entitlement tests Date: Wed, 15 Mar 2023 15:35:00 +0100 Message-Id: <20230315143502.135750-16-pmorel@linux.ibm.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20230315143502.135750-1-pmorel@linux.ibm.com> References: <20230315143502.135750-1-pmorel@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-TM-AS-GCONF: 00 X-Proofpoint-GUID: CnYfULr4VER6wFTBIdhrdCn88nrx9Zhe X-Proofpoint-ORIG-GUID: rkgNTiR1kFVpnzfxKmhFjA9w02ANzXNa 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=2023-03-15_08,2023-03-15_01,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 impostorscore=0 mlxscore=0 clxscore=1015 malwarescore=0 adultscore=0 mlxlogscore=999 priorityscore=1501 spamscore=0 phishscore=0 suspectscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2302240000 definitions=main-2303150122 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=148.163.156.1; envelope-from=pmorel@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, 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @ibm.com) X-ZM-MESSAGEID: 1678891016873100001 Content-Type: text/plain; charset="utf-8" This test takes care to check the changes on different entitlements when the guest requests a polarization change. Signed-off-by: Pierre Morel --- tests/avocado/s390_topology.py | 56 ++++++++++++++++++++++++++++++++++ 1 file changed, 56 insertions(+) diff --git a/tests/avocado/s390_topology.py b/tests/avocado/s390_topology.py index 70bd3a8b5a..c6ee46fb52 100644 --- a/tests/avocado/s390_topology.py +++ b/tests/avocado/s390_topology.py @@ -230,3 +230,59 @@ def test_polarisation(self): '/bin/cat /sys/devices/system/cpu/dispatching', '0') =20 self.check_topology(0, 0, 0, 0, 'horizontal', False) + + def test_set_cpu_topology_entitlement(self): + """ + This test verifies that QEMU modifies the polarization + after a guest request. + + :avocado: tags=3Darch:s390x + :avocado: tags=3Dmachine:s390-ccw-virtio + """ + self.kernel_init() + self.vm.add_args('-smp', + '1,drawers=3D2,books=3D2,sockets=3D3,cores=3D2,ma= xcpus=3D24') + self.vm.add_args('-device', 'z14-s390x-cpu,core-id=3D1') + self.vm.add_args('-device', 'z14-s390x-cpu,core-id=3D2') + self.vm.add_args('-device', 'z14-s390x-cpu,core-id=3D3') + self.vm.launch() + self.wait_for_console_pattern('no job control') + + self.system_init() + + res =3D self.vm.qmp('set-cpu-topology', + {'core-id': 0, 'entitlement': 'low'}) + self.assertEqual(res['return'], {}) + res =3D self.vm.qmp('set-cpu-topology', + {'core-id': 1, 'entitlement': 'medium'}) + self.assertEqual(res['return'], {}) + res =3D self.vm.qmp('set-cpu-topology', + {'core-id': 2, 'entitlement': 'high'}) + self.assertEqual(res['return'], {}) + res =3D self.vm.qmp('set-cpu-topology', + {'core-id': 3, 'entitlement': 'high'}) + self.assertEqual(res['return'], {}) + self.check_topology(0, 0, 0, 0, 'horizontal', False) + self.check_topology(1, 0, 0, 0, 'horizontal', False) + self.check_topology(2, 1, 0, 0, 'horizontal', False) + self.check_topology(3, 1, 0, 0, 'horizontal', False) + + exec_command(self, 'echo 1 > /sys/devices/system/cpu/dispatching') + time.sleep(0.2) + exec_command_and_wait_for_pattern(self, + '/bin/cat /sys/devices/system/cpu/dispatching', '1') + + self.check_topology(0, 0, 0, 0, 'low', False) + self.check_topology(1, 0, 0, 0, 'medium', False) + self.check_topology(2, 1, 0, 0, 'high', False) + self.check_topology(3, 1, 0, 0, 'high', False) + + exec_command(self, 'echo 0 > /sys/devices/system/cpu/dispatching') + time.sleep(0.2) + exec_command_and_wait_for_pattern(self, + '/bin/cat /sys/devices/system/cpu/dispatching', '0') + + self.check_topology(0, 0, 0, 0, 'horizontal', False) + self.check_topology(1, 0, 0, 0, 'horizontal', False) + self.check_topology(2, 1, 0, 0, 'horizontal', False) + self.check_topology(3, 1, 0, 0, 'horizontal', False) --=20 2.31.1