On Tue, 2023-09-05 at 15:26 +0200, Thomas Huth wrote:
> On 01/09/2023 17.57, Nina Schoetterl-Glausch wrote:
> > From: Pierre Morel
> >
> > On interception of STSI(15.1.x) the System Information Block
> > (SYSIB) is built from the list of pre-ordered topology e
On Wed, 2023-09-06 at 10:21 +0200, Thomas Huth wrote:
> On 05/09/2023 17.25, Nina Schoetterl-Glausch wrote:
> > On Tue, 2023-09-05 at 15:26 +0200, Thomas Huth wrote:
> > > On 01/09/2023 17.57, Nina Schoetterl-Glausch wrote:
> > > > From: Pierre Morel
> > >
-by: Nina Schoetterl-Glausch
Reviewed-by: Thomas Huth
---
include/hw/s390x/sclp.h | 5 +++--
hw/s390x/sclp.c | 5 +
2 files changed, 8 insertions(+), 2 deletions(-)
diff --git a/include/hw/s390x/sclp.h b/include/hw/s390x/sclp.h
index c49051e17e..9aef6d9370 100644
--- a/include/hw/s390x
From: Pierre Morel
S390 topology adds books and drawers topology containers.
Let's add these to the HMP information for hotpluggable cpus.
Signed-off-by: Pierre Morel
Reviewed-by: Nina Schoetterl-Glausch
Reviewed-by: Thomas Huth
---
hw/core/machine-hmp-cmds.c | 6 ++
1 file changed, 6
code 0 and 1 are intercepted
and must be emulated by the userland hypervisor.
During RESET all CPU of the configuration are placed in
horizontal polarity.
Signed-off-by: Pierre Morel
Reviewed-by: Nina Schoetterl-Glausch
Reviewed-by: Thomas Huth
Co-developed-by: Nina Schoetterl-Glausch
Signed-off
From: Pierre Morel
A dedicated CPU in vertical polarization can only have
a high entitlement.
Let's check this from both host and guest point of view.
Signed-off-by: Pierre Morel
Co-developed-by: Nina Schoetterl-Glausch
Reviewed-by: Thomas Huth
Reviewed-by: Nina Schoetterl-Glausch
Signed
From: Pierre Morel
Polarization is changed on a request from the guest.
Let's verify the polarization is accordingly set by QEMU.
Signed-off-by: Pierre Morel
Co-developed-by: Nina Schoetterl-Glausch
Reviewed-by: Thomas Huth
Reviewed-by: Nina Schoetterl-Glausch
Signed-off-by: Nina Schoetterl
From: Pierre Morel
The KVM capability KVM_CAP_S390_CPU_TOPOLOGY is used to
activate the S390_FEAT_CONFIGURATION_TOPOLOGY feature and
the topology facility in the host CPU model for the guest
in the case the topology is available in QEMU and in KVM.
The feature is disabled by default and fenced
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
Reviewed-by: Nina Schoetterl-Glausch
Co-developed-by: Nina Schoetterl-Glausch
Signed-off-by: Nina Schoetterl-Glausch
---
tests/avocado
From: Pierre Morel
Let's test that QEMU refuses to setup a dedicated CPU with
low or medium entitlement.
Signed-off-by: Pierre Morel
Reviewed-by: Thomas Huth
---
tests/avocado/s390_topology.py | 48 ++
1 file changed, 48 insertions(+)
diff --git
From: Pierre Morel
Add some basic examples for the definition of cpu topology
in s390x.
Signed-off-by: Pierre Morel
Co-developed-by: Nina Schoetterl-Glausch
Reviewed-by: Thomas Huth
Signed-off-by: Nina Schoetterl-Glausch
---
MAINTAINERS| 2 +
docs/devel/index
From: Pierre Morel
Add some basic examples for the definition of cpu topology
in s390x.
Signed-off-by: Pierre Morel
Co-developed-by: Nina Schoetterl-Glausch
Signed-off-by: Nina Schoetterl-Glausch
---
MAINTAINERS| 2 +
docs/devel/index-internals.rst | 1
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
---
tests/avocado/s390_topology.py | 55
-Glausch
Co-developed-by: Nina Schoetterl-Glausch
Signed-off-by: Nina Schoetterl-Glausch
---
qapi/machine-target.json | 33 +
hw/s390x/cpu-topology.c | 2 ++
2 files changed, 35 insertions(+)
diff --git a/qapi/machine-target.json b/qapi/machine-target.json
index
-by: Nina Schoetterl-Glausch
Reviewed-by: Thomas Huth
---
include/hw/s390x/sclp.h | 5 +++--
hw/s390x/sclp.c | 5 +
2 files changed, 8 insertions(+), 2 deletions(-)
diff --git a/include/hw/s390x/sclp.h b/include/hw/s390x/sclp.h
index c49051e17e..9aef6d9370 100644
--- a/include/hw/s390x
From: Pierre Morel
The KVM capability KVM_CAP_S390_CPU_TOPOLOGY is used to
activate the S390_FEAT_CONFIGURATION_TOPOLOGY feature and
the topology facility in the host CPU model for the guest
in the case the topology is available in QEMU and in KVM.
The feature is disabled by default and fenced
code 0 and 1 are intercepted
and must be emulated by the userland hypervisor.
During RESET all CPU of the configuration are placed in
horizontal polarity.
Signed-off-by: Pierre Morel
Reviewed-by: Nina Schoetterl-Glausch
Reviewed-by: Thomas Huth
Co-developed-by: Nina Schoetterl-Glausch
Signed-off
From: Pierre Morel
This test verifies that QMP set-cpu-topology does not accept
to overload a socket.
Signed-off-by: Pierre Morel
Reviewed-by: Thomas Huth
---
tests/avocado/s390_topology.py | 26 ++
1 file changed, 26 insertions(+)
diff --git
From: Pierre Morel
Let's test that QEMU refuses to setup a dedicated CPU with
low or medium entitlement.
Signed-off-by: Pierre Morel
Reviewed-by: Thomas Huth
---
tests/avocado/s390_topology.py | 48 ++
1 file changed, 48 insertions(+)
diff --git
From: Pierre Morel
Polarization is changed on a request from the guest.
Let's verify the polarization is accordingly set by QEMU.
Signed-off-by: Pierre Morel
Co-developed-by: Nina Schoetterl-Glausch
Signed-off-by: Nina Schoetterl-Glausch
---
tests/avocado/s390_topology.py | 45
-by: Pierre Morel
Reviewed-by: Nina Schoetterl-Glausch
Co-developed-by: Nina Schoetterl-Glausch
Signed-off-by: Nina Schoetterl-Glausch
---
qapi/machine-target.json | 37 +++
hw/s390x/cpu-topology.c | 135 +++
2 files changed, 172 insertions(+)
diff --git
From: Pierre Morel
This test verifies that QEMU refuses to move a CPU to an
nonexistent location.
Signed-off-by: Pierre Morel
Reviewed-by: Thomas Huth
---
tests/avocado/s390_topology.py | 25 +
1 file changed, 25 insertions(+)
diff --git
e guest information on host
+vCPU scheduling and help the guest make better scheduling decisions.
Let us provide the SMP properties with books and drawers levels
and S390 CPU with dedication and entitlement,
Signed-off-by: Pierre Morel
+Reviewed-by
From: Pierre Morel
Introduction of the s390x cpu topology core functions and
basic tests.
We test the correlation between the command line and
the QMP results in query-cpus-fast for various CPU topology.
Signed-off-by: Pierre Morel
---
MAINTAINERS| 1 +
From: Pierre Morel
On interception of STSI(15.1.x) the System Information Block
(SYSIB) is built from the list of pre-ordered topology entries.
Signed-off-by: Pierre Morel
Co-developed-by: Nina Schoetterl-Glausch
Signed-off-by: Nina Schoetterl-Glausch
---
MAINTAINERS
the SMP properties with books and drawers levels
and S390 CPU with dedication and entitlement,
Signed-off-by: Pierre Morel
Reviewed-by: Nina Schoetterl-Glausch
Co-developed-by: Nina Schoetterl-Glausch
Signed-off-by: Nina Schoetterl-Glausch
---
qapi/machine-common.json| 21
From: Pierre Morel
The query-cpu-polarization qmp command returns the current
CPU polarization of the machine.
Signed-off-by: Pierre Morel
Reviewed-by: Thomas Huth
Co-developed-by: Nina Schoetterl-Glausch
Signed-off-by: Nina Schoetterl-Glausch
---
qapi/machine-target.json | 29
Schoetterl-Glausch
Co-developed-by: Nina Schoetterl-Glausch
Signed-off-by: Nina Schoetterl-Glausch
---
include/hw/s390x/cpu-topology.h | 1 +
target/s390x/cpu.h | 1 +
target/s390x/kvm/kvm_s390x.h| 1 +
hw/s390x/cpu-topology.c | 11 +++
hw/s390x/s390-virtio-ccw.c
is added
in the physical topology based on its core ID and it gets
defaults values for the modifier attributes.
This way, starting QEMU without specifying the topology can
still get some advantage of the CPU topology.
Signed-off-by: Pierre Morel
Reviewed-by: Nina Schoetterl-Glausch
Co-developed
From: Pierre Morel
S390 topology adds books and drawers topology containers.
Let's add these to the HMP information for hotpluggable cpus.
Signed-off-by: Pierre Morel
Reviewed-by: Nina Schoetterl-Glausch
---
hw/core/machine-hmp-cmds.c | 6 ++
1 file changed, 6 insertions(+)
diff --git
From: Pierre Morel
S390x provides two more topology attributes, entitlement and dedication.
Let's add these CPU attributes to the QAPI command query-cpu-fast.
Signed-off-by: Pierre Morel
Reviewed-by: Nina Schoetterl-Glausch
Co-developed-by: Nina Schoetterl-Glausch
Signed-off-by: Nina
From: Pierre Morel
A dedicated CPU in vertical polarization can only have
a high entitlement.
Let's check this from both host and guest point of view.
Signed-off-by: Pierre Morel
Co-developed-by: Nina Schoetterl-Glausch
Signed-off-by: Nina Schoetterl-Glausch
---
tests/avocado
On Thu, 2023-09-07 at 11:02 +0200, Thomas Huth wrote:
> On 01/09/2023 17.58, Nina Schoetterl-Glausch wrote:
> > From: Pierre Morel
> >
> > Polarization is changed on a request from the guest.
> > Let's verify the polarization is accordingly set by QEMU.
> >
On Thu, 2023-09-07 at 11:05 +0200, Thomas Huth wrote:
> On 01/09/2023 17.58, Nina Schoetterl-Glausch wrote:
> > From: Pierre Morel
> >
> > Test changes in the entitlement from both a guest and a host point of
> > view, depending on the polarization.
> >
> &
From: Pierre Morel
On interception of STSI(15.1.x) the System Information Block
(SYSIB) is built from the list of pre-ordered topology entries.
Signed-off-by: Pierre Morel
Reviewed-by: Nina Schoetterl-Glausch
Co-developed-by: Nina Schoetterl-Glausch
Signed-off-by: Nina Schoetterl-Glausch
From: Pierre Morel
The query-cpu-polarization qmp command returns the current
CPU polarization of the machine.
Signed-off-by: Pierre Morel
Reviewed-by: Thomas Huth
Reviewed-by: Nina Schoetterl-Glausch
Co-developed-by: Nina Schoetterl-Glausch
Signed-off-by: Nina Schoetterl-Glausch
---
qapi
-Glausch
Co-developed-by: Nina Schoetterl-Glausch
Signed-off-by: Nina Schoetterl-Glausch
---
qapi/machine-target.json | 33 +
hw/s390x/cpu-topology.c | 2 ++
2 files changed, 35 insertions(+)
diff --git a/qapi/machine-target.json b/qapi/machine-target.json
index
is added
in the physical topology based on its core ID and it gets
defaults values for the modifier attributes.
This way, starting QEMU without specifying the topology can
still get some advantage of the CPU topology.
Signed-off-by: Pierre Morel
Reviewed-by: Nina Schoetterl-Glausch
Co-developed
the SMP properties with books and drawers levels
and S390 CPU with dedication and entitlement,
Signed-off-by: Pierre Morel
Reviewed-by: Nina Schoetterl-Glausch
Co-developed-by: Nina Schoetterl-Glausch
Signed-off-by: Nina Schoetterl-Glausch
---
qapi/machine-common.json| 21
From: Pierre Morel
This test verifies that QEMU refuses to move a CPU to an
nonexistent location.
Signed-off-by: Pierre Morel
Reviewed-by: Thomas Huth
---
tests/avocado/s390_topology.py | 25 +
1 file changed, 25 insertions(+)
diff --git
mc->smp_props.books_supported = false;
+ }
+ DEFINE_CCW_MACHINE(8_1, "8.1", false);
+
## softmmu/vl.c ##
@@ softmmu/vl.c: static QemuOptsList qemu_smp_opts = {
2: 6d32f1e3d4 ! 2: 5fae55e5a1 s390x/cpu topology: add topology entries on
CPU hotplug
@@ Commit message
-by: Pierre Morel
Reviewed-by: Nina Schoetterl-Glausch
Co-developed-by: Nina Schoetterl-Glausch
Signed-off-by: Nina Schoetterl-Glausch
---
qapi/machine-target.json | 37 +++
hw/s390x/cpu-topology.c | 132 +++
2 files changed, 169 insertions(+)
diff --git
From: Pierre Morel
S390x provides two more topology attributes, entitlement and dedication.
Let's add these CPU attributes to the QAPI command query-cpu-fast.
Signed-off-by: Pierre Morel
Reviewed-by: Nina Schoetterl-Glausch
Co-developed-by: Nina Schoetterl-Glausch
Reviewed-by: Thomas Huth
From: Pierre Morel
Introduction of the s390x cpu topology core functions and
basic tests.
We test the correlation between the command line and
the QMP results in query-cpus-fast for various CPU topology.
Signed-off-by: Pierre Morel
Reviewed-by: Nina Schoetterl-Glausch
Co-developed-by: Nina
Schoetterl-Glausch
Co-developed-by: Nina Schoetterl-Glausch
Signed-off-by: Nina Schoetterl-Glausch
---
include/hw/s390x/cpu-topology.h | 1 +
target/s390x/cpu.h | 1 +
target/s390x/kvm/kvm_s390x.h| 1 +
hw/s390x/cpu-topology.c | 11 +++
hw/s390x/s390-virtio-ccw.c
From: Pierre Morel
This test verifies that QMP set-cpu-topology does not accept
to overload a socket.
Signed-off-by: Pierre Morel
Reviewed-by: Thomas Huth
---
tests/avocado/s390_topology.py | 26 ++
1 file changed, 26 insertions(+)
diff --git
On Fri, 2023-09-01 at 17:58 +0200, Nina Schoetterl-Glausch wrote:
> From: Pierre Morel
>
> Introduction of the s390x cpu topology core functions and
> basic tests.
>
> We test the correlation between the command line and
> the QMP results in query-cpus-fast for various CPU
On Fri, 2023-09-01 at 17:57 +0200, Nina Schoetterl-Glausch wrote:
> From: Pierre Morel
>
> On interception of STSI(15.1.x) the System Information Block
> (SYSIB) is built from the list of pre-ordered topology entries.
>
> Signed-off-by: Pierre Morel
> Co-developed-by: Ni
On Fri, 2023-09-01 at 17:58 +0200, Nina Schoetterl-Glausch wrote:
> From: Pierre Morel
>
> Polarization is changed on a request from the guest.
> Let's verify the polarization is accordingly set by QEMU.
>
> Signed-off-by: Pierre Morel
> Co-developed-by: Nina Schoetterl-
On Fri, 2023-09-01 at 17:58 +0200, Nina Schoetterl-Glausch wrote:
> 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-
On Fri, 2023-09-01 at 17:58 +0200, Nina Schoetterl-Glausch wrote:
> From: Pierre Morel
>
> A dedicated CPU in vertical polarization can only have
> a high entitlement.
> Let's check this from both host and guest point of view.
>
> Signed-off-by: Pierre Morel
> Co-devel
On Thu, 2023-09-07 at 10:27 +0200, Thomas Huth wrote:
> On 01/09/2023 17.58, Nina Schoetterl-Glausch wrote:
> > From: Pierre Morel
> >
> > Introduction of the s390x cpu topology core functions and
> > basic tests.
> >
> > We test the correlation between t
On Thu, 2023-10-12 at 13:02 +0200, Markus Armbruster wrote:
> Nina Schoetterl-Glausch writes:
>
> > From: Pierre Morel
> >
> > S390 adds two new SMP levels, drawers and books to the CPU
> > topology.
> > S390 CPUs have specific topology features
On Thu, 2023-10-12 at 07:59 +0200, Markus Armbruster wrote:
> Nina Schoetterl-Glausch writes:
>
> > Clarify roles of different architectures.
> > Also change things a bit in anticipation of additional members being
> > added.
> >
> > Suggested-by: Markus
levels to the relevant QAPI structs.
Add all the supported topology levels, dedication and entitlement
as properties to S390 CPUs.
Create machine-common.json so we can later include it in
machine-target.json also.
Signed-off-by: Pierre Morel
Reviewed-by: Nina Schoetterl-Glausch
Co-developed-by: Nina
From: Pierre Morel
Polarization is changed on a request from the guest.
Let's verify the polarization is accordingly set by QEMU.
Signed-off-by: Pierre Morel
Co-developed-by: Nina Schoetterl-Glausch
Reviewed-by: Thomas Huth
Reviewed-by: Nina Schoetterl-Glausch
Signed-off-by: Nina Schoetterl
From: Pierre Morel
Add some basic examples for the definition of cpu topology
in s390x.
Signed-off-by: Pierre Morel
Co-developed-by: Nina Schoetterl-Glausch
Reviewed-by: Thomas Huth
Signed-off-by: Nina Schoetterl-Glausch
---
MAINTAINERS| 2 +
docs/devel/index
TCG
(Thomas)
- Take care of endianess to prepare TCG
(Thomas)
- Added comments on STSI CPU container and PFT instruction
(Thomas)
- Moved enabling the instructions as the last patch
(Thomas)
Nina Schoetterl-Glausch (1):
qapi: machine.json: change docs regarding CPU topology
Pierre More
Schoetterl-Glausch
Co-developed-by: Nina Schoetterl-Glausch
Signed-off-by: Nina Schoetterl-Glausch
---
include/hw/s390x/cpu-topology.h | 1 +
target/s390x/cpu.h | 1 +
target/s390x/kvm/kvm_s390x.h| 1 +
hw/s390x/cpu-topology.c | 11 +++
hw/s390x/s390-virtio-ccw.c
Clarify roles of different architectures.
Also change things a bit in anticipation of additional members being
added.
Suggested-by: Markus Armbruster
Signed-off-by: Nina Schoetterl-Glausch
---
qapi/machine.json | 58 +++
1 file changed, 38 insertions
From: Pierre Morel
The query-s390x-cpu-polarization qmp command returns the current
CPU polarization of the machine.
Signed-off-by: Pierre Morel
Reviewed-by: Thomas Huth
Reviewed-by: Nina Schoetterl-Glausch
Co-developed-by: Nina Schoetterl-Glausch
Acked-by: Markus Armbruster
Signed-off
is added
in the physical topology based on its core ID and it gets
defaults values for the modifier attributes.
This way, starting QEMU without specifying the topology can
still get some advantage of the CPU topology.
Signed-off-by: Pierre Morel
Reviewed-by: Nina Schoetterl-Glausch
Co-developed
-Glausch
Co-developed-by: Nina Schoetterl-Glausch
Acked-by: Markus Armbruster
Signed-off-by: Nina Schoetterl-Glausch
---
qapi/machine-target.json | 35 +++
hw/s390x/cpu-topology.c | 2 ++
2 files changed, 37 insertions(+)
diff --git a/qapi/machine-target.json b
From: Pierre Morel
S390 topology adds books and drawers topology containers.
Let's add these to the HMP information for hotpluggable cpus.
Signed-off-by: Pierre Morel
Reviewed-by: Nina Schoetterl-Glausch
Reviewed-by: Thomas Huth
---
hw/core/machine-hmp-cmds.c | 6 ++
1 file changed, 6
-by: Nina Schoetterl-Glausch
Reviewed-by: Thomas Huth
---
include/hw/s390x/sclp.h | 5 +++--
hw/s390x/sclp.c | 5 +
2 files changed, 8 insertions(+), 2 deletions(-)
diff --git a/include/hw/s390x/sclp.h b/include/hw/s390x/sclp.h
index c49051e17e..9aef6d9370 100644
--- a/include/hw/s390x
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
Reviewed-by: Nina Schoetterl-Glausch
Co-developed-by: Nina Schoetterl-Glausch
Tested-by: Thomas Huth
Signed-off-by: Nina Schoetterl
code 0 and 1 are intercepted
and must be emulated by the userland hypervisor.
During RESET all CPU of the configuration are placed in
horizontal polarity.
Signed-off-by: Pierre Morel
Reviewed-by: Nina Schoetterl-Glausch
Reviewed-by: Thomas Huth
Co-developed-by: Nina Schoetterl-Glausch
Signed-off
From: Pierre Morel
This test verifies that QEMU refuses to move a CPU to an
nonexistent location.
Signed-off-by: Pierre Morel
Reviewed-by: Thomas Huth
---
tests/avocado/s390_topology.py | 25 +
1 file changed, 25 insertions(+)
diff --git
-by: Pierre Morel
Reviewed-by: Nina Schoetterl-Glausch
Co-developed-by: Nina Schoetterl-Glausch
Reviewed-by: Thomas Huth
Signed-off-by: Nina Schoetterl-Glausch
---
qapi/machine-target.json | 42 +
hw/s390x/cpu-topology.c | 132 +++
2 files changed
From: Pierre Morel
A dedicated CPU in vertical polarization can only have
a high entitlement.
Let's check this from both host and guest point of view.
Signed-off-by: Pierre Morel
Co-developed-by: Nina Schoetterl-Glausch
Reviewed-by: Thomas Huth
Reviewed-by: Nina Schoetterl-Glausch
Signed
From: Pierre Morel
Let's test that QEMU refuses to setup a dedicated CPU with
low or medium entitlement.
Signed-off-by: Pierre Morel
Reviewed-by: Thomas Huth
---
tests/avocado/s390_topology.py | 48 ++
1 file changed, 48 insertions(+)
diff --git
From: Pierre Morel
On interception of STSI(15.1.x) the System Information Block
(SYSIB) is built from the list of pre-ordered topology entries.
Signed-off-by: Pierre Morel
Reviewed-by: Nina Schoetterl-Glausch
Co-developed-by: Nina Schoetterl-Glausch
Reviewed-by: Thomas Huth
Acked-by: Markus
From: Pierre Morel
The KVM capability KVM_CAP_S390_CPU_TOPOLOGY is used to
activate the S390_FEAT_CONFIGURATION_TOPOLOGY feature and
the topology facility in the host CPU model for the guest
in the case the topology is available in QEMU and in KVM.
The feature is disabled by default and fenced
From: Pierre Morel
Introduction of the s390x cpu topology core functions and
basic tests.
We test the correlation between the command line and
the QMP results in query-cpus-fast for various CPU topology.
Signed-off-by: Pierre Morel
Reviewed-by: Nina Schoetterl-Glausch
Co-developed-by: Nina
From: Pierre Morel
This test verifies that QMP set-cpu-topology does not accept
to overload a socket.
Signed-off-by: Pierre Morel
Reviewed-by: Thomas Huth
---
tests/avocado/s390_topology.py | 26 ++
1 file changed, 26 insertions(+)
diff --git
From: Pierre Morel
S390x provides two more topology attributes, entitlement and dedication.
Let's add these CPU attributes to the QAPI command query-cpu-fast.
Signed-off-by: Pierre Morel
Reviewed-by: Nina Schoetterl-Glausch
Co-developed-by: Nina Schoetterl-Glausch
Reviewed-by: Thomas Huth
ecifying the topology can
> still get some advantage of the CPU topology.
>
> Signed-off-by: Pierre Morel
> Reviewed-by: Nina Schoetterl-Glausch
> Co-developed-by: Nina Schoetterl-Glausch
> Reviewed-by: Thomas Huth
> Signed-off-by: Nina Schoetterl-Glausch
>
ear the Modified Topology Change Report (MTCR)
> > bit of the SCA in the case of a subsystem reset.
> >
> > Signed-off-by: Pierre Morel
> > Reviewed-by: Thomas Huth
> > Reviewed-by: Nina Schoetterl-Glausch
> > Co-developed-by: Nina Schoetterl-Glausch
> >
("target/s390x/cpu topology: handle STSI(15) and build the
SYSIB")
Signed-off-by: Nina Schoetterl-Glausch
---
Unfortunately this wasn't caught by the kvm-unit-test because that also
had a bug :(
target/s390x/kvm/stsi-topology.c | 8 +---
1 file changed, 5 insertions(+), 3 deletions(-)
On Wed, 2023-09-20 at 13:11 +0200, Markus Armbruster wrote:
> Nina Schoetterl-Glausch writes:
>
> > From: Pierre Morel
> >
> > S390 adds two new SMP levels, drawers and books to the CPU
> > topology.
> > S390 CPUs have specific topology features
On Wed, 2023-09-20 at 12:57 +0200, Markus Armbruster wrote:
> Nina Schoetterl-Glausch writes:
>
> > On Tue, 2023-09-19 at 14:47 +0200, Markus Armbruster wrote:
> > > Nina Schoetterl-Glausch writes:
> > >
> > > > From: Pierre Morel
> > &g
On Wed, 2023-09-20 at 13:36 +0200, Markus Armbruster wrote:
> Nina Schoetterl-Glausch writes:
>
> > From: Pierre Morel
> >
> > The modification of the CPU attributes are done through a monitor
> > command.
> >
> > It allows to move the core inside t
On Tue, 2023-09-19 at 14:47 +0200, Markus Armbruster wrote:
> Nina Schoetterl-Glausch writes:
>
> > From: Pierre Morel
> >
> > S390 adds two new SMP levels, drawers and books to the CPU
> > topology.
> > S390 CPUs have specific topology features
From: Pierre Morel
Add some basic examples for the definition of cpu topology
in s390x.
Signed-off-by: Pierre Morel
Co-developed-by: Nina Schoetterl-Glausch
Reviewed-by: Thomas Huth
Signed-off-by: Nina Schoetterl-Glausch
---
MAINTAINERS| 2 +
docs/devel/index
From: Pierre Morel
Let's test that QEMU refuses to setup a dedicated CPU with
low or medium entitlement.
Signed-off-by: Pierre Morel
Reviewed-by: Thomas Huth
---
tests/avocado/s390_topology.py | 48 ++
1 file changed, 48 insertions(+)
diff --git
From: Pierre Morel
Polarization is changed on a request from the guest.
Let's verify the polarization is accordingly set by QEMU.
Signed-off-by: Pierre Morel
Co-developed-by: Nina Schoetterl-Glausch
Reviewed-by: Thomas Huth
Reviewed-by: Nina Schoetterl-Glausch
Signed-off-by: Nina Schoetterl
From: Pierre Morel
S390 topology adds books and drawers topology containers.
Let's add these to the HMP information for hotpluggable cpus.
Signed-off-by: Pierre Morel
Reviewed-by: Nina Schoetterl-Glausch
Reviewed-by: Thomas Huth
---
hw/core/machine-hmp-cmds.c | 6 ++
1 file changed, 6
From: Pierre Morel
On interception of STSI(15.1.x) the System Information Block
(SYSIB) is built from the list of pre-ordered topology entries.
Signed-off-by: Pierre Morel
Reviewed-by: Nina Schoetterl-Glausch
Co-developed-by: Nina Schoetterl-Glausch
Signed-off-by: Nina Schoetterl-Glausch
From: Pierre Morel
The query-s390x-cpu-polarization qmp command returns the current
CPU polarization of the machine.
Signed-off-by: Pierre Morel
Reviewed-by: Thomas Huth
Reviewed-by: Nina Schoetterl-Glausch
Co-developed-by: Nina Schoetterl-Glausch
Signed-off-by: Nina Schoetterl-Glausch
ke care of endianess to prepare TCG
(Thomas)
- Added comments on STSI CPU container and PFT instruction
(Thomas)
- Moved enabling the instructions as the last patch
(Thomas)
Nina Schoetterl-Glausch (1):
qapi: machine.json: change docs regarding CpuInstanceProperties
Pierre Morel (20):
CPU top
the SMP properties with books and drawers levels
and S390 CPU with dedication and entitlement,
Add machine-common.json so we can later include it in
machine-target.json also.
Signed-off-by: Pierre Morel
Reviewed-by: Nina Schoetterl-Glausch
Co-developed-by: Nina Schoetterl-Glausch
Signed-off
-Glausch
Co-developed-by: Nina Schoetterl-Glausch
Signed-off-by: Nina Schoetterl-Glausch
---
qapi/machine-target.json | 34 ++
hw/s390x/cpu-topology.c | 2 ++
2 files changed, 36 insertions(+)
diff --git a/qapi/machine-target.json b/qapi/machine-target.json
index
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
Reviewed-by: Nina Schoetterl-Glausch
Co-developed-by: Nina Schoetterl-Glausch
Signed-off-by: Nina Schoetterl-Glausch
---
tests/avocado
code 0 and 1 are intercepted
and must be emulated by the userland hypervisor.
During RESET all CPU of the configuration are placed in
horizontal polarity.
Signed-off-by: Pierre Morel
Reviewed-by: Nina Schoetterl-Glausch
Reviewed-by: Thomas Huth
Co-developed-by: Nina Schoetterl-Glausch
Signed-off
From: Pierre Morel
S390x provides two more topology attributes, entitlement and dedication.
Let's add these CPU attributes to the QAPI command query-cpu-fast.
Signed-off-by: Pierre Morel
Reviewed-by: Nina Schoetterl-Glausch
Co-developed-by: Nina Schoetterl-Glausch
Reviewed-by: Thomas Huth
From: Pierre Morel
Introduction of the s390x cpu topology core functions and
basic tests.
We test the correlation between the command line and
the QMP results in query-cpus-fast for various CPU topology.
Signed-off-by: Pierre Morel
Reviewed-by: Nina Schoetterl-Glausch
Co-developed-by: Nina
Clarify roles of different architectures.
Also change things a bit in anticipation of additional members being
added.
Suggested-by: Markus Armbruster
Signed-off-by: Nina Schoetterl-Glausch
---
Reference to s390x docs added in patch 14
qapi/machine.json | 17 +
1 file
From: Pierre Morel
A dedicated CPU in vertical polarization can only have
a high entitlement.
Let's check this from both host and guest point of view.
Signed-off-by: Pierre Morel
Co-developed-by: Nina Schoetterl-Glausch
Reviewed-by: Thomas Huth
Reviewed-by: Nina Schoetterl-Glausch
Signed
is added
in the physical topology based on its core ID and it gets
defaults values for the modifier attributes.
This way, starting QEMU without specifying the topology can
still get some advantage of the CPU topology.
Signed-off-by: Pierre Morel
Reviewed-by: Nina Schoetterl-Glausch
Co-developed
-by: Pierre Morel
Reviewed-by: Nina Schoetterl-Glausch
Co-developed-by: Nina Schoetterl-Glausch
Signed-off-by: Nina Schoetterl-Glausch
---
qapi/machine-target.json | 42 +
hw/s390x/cpu-topology.c | 132 +++
2 files changed, 174 insertions(+)
diff
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