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[PATCH v19 15/21] tests/avocado: s390x cpu topology polarisation
From: |
Pierre Morel |
Subject: |
[PATCH v19 15/21] tests/avocado: s390x cpu topology polarisation |
Date: |
Mon, 3 Apr 2023 18:28:59 +0200 |
Polarization is changed on a request from the guest.
Let's verify the polarization is accordingly set by QEMU.
Signed-off-by: Pierre Morel <pmorel@linux.ibm.com>
---
tests/avocado/s390_topology.py | 38 +++++++++++++++++++++++++++++++++-
1 file changed, 37 insertions(+), 1 deletion(-)
diff --git a/tests/avocado/s390_topology.py b/tests/avocado/s390_topology.py
index 38e9cc4f16..a4bbbc2cb6 100644
--- a/tests/avocado/s390_topology.py
+++ b/tests/avocado/s390_topology.py
@@ -107,6 +107,15 @@ def kernel_init(self):
'-initrd', initrd_path,
'-append', kernel_command_line)
+ def system_init(self):
+ self.log.info("System init")
+ exec_command(self, 'mount proc -t proc /proc')
+ time.sleep(0.2)
+ exec_command(self, 'mount sys -t sysfs /sys')
+ time.sleep(0.2)
+ exec_command_and_wait_for_pattern(self,
+ '/bin/cat /sys/devices/system/cpu/dispatching', '0')
+
def test_single(self):
self.kernel_init()
self.vm.launch()
@@ -116,7 +125,6 @@ def test_single(self):
def test_default(self):
"""
This test checks the implicite topology.
-
:avocado: tags=arch:s390x
:avocado: tags=machine:s390-ccw-virtio
"""
@@ -194,3 +202,31 @@ def test_hotplug_full(self):
self.wait_for_console_pattern('no job control')
self.check_topology(1, 1, 1, 1, 'medium', False)
+ def test_polarisation(self):
+ """
+ This test verifies that QEMU modifies the entitlement change after
+ several guest polarization change requests.
+
+ :avocado: tags=arch:s390x
+ :avocado: tags=machine:s390-ccw-virtio
+ """
+ self.kernel_init()
+ self.vm.launch()
+ self.wait_for_console_pattern('no job control')
+
+ self.system_init()
+ self.check_topology(0, 0, 0, 0, 'medium', 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, 'medium', 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, 'medium', False)
--
2.31.1
- Re: [PATCH v19 13/21] docs/s390x/cpu topology: document s390x cpu topology, (continued)
- [PATCH v19 16/21] tests/avocado: s390x cpu topology entitlement tests, Pierre Morel, 2023/04/03
- [PATCH v19 14/21] tests/avocado: s390x cpu topology core, Pierre Morel, 2023/04/03
- [PATCH v19 18/21] tests/avocado: s390x cpu topology test socket full, Pierre Morel, 2023/04/03
- [PATCH v19 17/21] tests/avocado: s390x cpu topology test dedicated CPU, Pierre Morel, 2023/04/03
- [PATCH v19 15/21] tests/avocado: s390x cpu topology polarisation,
Pierre Morel <=
- [PATCH v19 21/21] tests/avocado: s390x cpu topology query-cpu-polarization, Pierre Morel, 2023/04/03
- [PATCH v19 20/21] tests/avocado: s390x cpu topology bad move, Pierre Morel, 2023/04/03
- [PATCH v19 19/21] tests/avocado: s390x cpu topology dedicated errors, Pierre Morel, 2023/04/03
- [PATCH v19 05/21] s390x/cpu topology: resetting the Topology-Change-Report, Pierre Morel, 2023/04/03