From: Jonathan Cameron <Jonathan.Cameron@Huawei.com>
To: Igor Mammedov <imammedo@redhat.com>
Cc: <mst@redhat.com>, Markus Armbruster <armbru@redhat.com>,
<qemu-devel@nongnu.org>, <ankita@nvidia.com>,
<marcel.apfelbaum@gmail.com>, <philmd@linaro.org>,
Richard Henderson <richard.henderson@linaro.org>,
<linuxarm@huawei.com>, Dave Jiang <dave.jiang@intel.com>,
Huang Ying <ying.huang@intel.com>,
Paolo Bonzini <pbonzini@redhat.com>, <eduardo@habkost.net>,
<linux-cxl@vger.kernel.org>, Michael Roth <michael.roth@amd.com>,
Ani Sinha <anisinha@redhat.com>
Subject: Re: [PATCH v3 08/11] hw/acpi: Generic Port Affinity Structure support
Date: Mon, 1 Jul 2024 16:47:51 +0100 [thread overview]
Message-ID: <20240701164751.000000a9@Huawei.com> (raw)
In-Reply-To: <20240701105219.09f2b1fd@imammedo.users.ipa.redhat.com>
On Mon, 1 Jul 2024 10:52:19 +0200
Igor Mammedov <imammedo@redhat.com> wrote:
> On Thu, 20 Jun 2024 17:03:16 +0100
> Jonathan Cameron <Jonathan.Cameron@huawei.com> wrote:
>
> > These are very similar to the recently added Generic Initiators
> > but instead of representing an initiator of memory traffic they
> > represent an edge point beyond which may lie either targets or
> > initiators. Here we add these ports such that they may
> > be targets of hmat_lb records to describe the latency and
> > bandwidth from host side initiators to the port. A discoverable
> > mechanism such as UEFI CDAT read from CXL devices and switches
> > is used to discover the remainder of the path, and the OS can build
> > up full latency and bandwidth numbers as need for work and data
> > placement decisions.
> >
> > Acked-by: Markus Armbruster <armbru@redhat.com>
> > Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
> > ---
> > v3: Move to hw/acpi/pci.c
> > Rename the funciton to actually registers both types
> > of generic nodes to reflect it isn't GI only.
> > Note that the qom part is unchanged and other changes are mostly
> > code movement so I've kept Markus' Ack.
> > ---
> > qapi/qom.json | 34 ++++
> > include/hw/acpi/acpi_generic_initiator.h | 35 ++++
> > include/hw/acpi/aml-build.h | 4 +
> > include/hw/acpi/pci.h | 3 +-
> > include/hw/pci/pci_bridge.h | 1 +
> > hw/acpi/acpi_generic_initiator.c | 216 +++++++++++++++++++++++
> > hw/acpi/aml-build.c | 40 +++++
> > hw/acpi/pci.c | 110 +++++++++++-
> > hw/arm/virt-acpi-build.c | 2 +-
> > hw/i386/acpi-build.c | 2 +-
> > hw/pci-bridge/pci_expander_bridge.c | 1 -
> > 11 files changed, 443 insertions(+), 5 deletions(-)
>
> this is quite large patch, is it possible to split into
> a set of smaller patches?
Oops.
It's bigger that it should due to a messed up rebase.
The acpi_generic_initator.c/.h shouldn't exist!
With those gone will be much more manageable.
WARNING: multiple messages have this Message-ID (diff)
From: Jonathan Cameron via <qemu-devel@nongnu.org>
To: Igor Mammedov <imammedo@redhat.com>
Cc: <mst@redhat.com>, Markus Armbruster <armbru@redhat.com>,
<qemu-devel@nongnu.org>, <ankita@nvidia.com>,
<marcel.apfelbaum@gmail.com>, <philmd@linaro.org>,
Richard Henderson <richard.henderson@linaro.org>,
<linuxarm@huawei.com>, Dave Jiang <dave.jiang@intel.com>,
Huang Ying <ying.huang@intel.com>,
Paolo Bonzini <pbonzini@redhat.com>, <eduardo@habkost.net>,
<linux-cxl@vger.kernel.org>, Michael Roth <michael.roth@amd.com>,
Ani Sinha <anisinha@redhat.com>
Subject: Re: [PATCH v3 08/11] hw/acpi: Generic Port Affinity Structure support
Date: Mon, 1 Jul 2024 16:47:51 +0100 [thread overview]
Message-ID: <20240701164751.000000a9@Huawei.com> (raw)
In-Reply-To: <20240701105219.09f2b1fd@imammedo.users.ipa.redhat.com>
On Mon, 1 Jul 2024 10:52:19 +0200
Igor Mammedov <imammedo@redhat.com> wrote:
> On Thu, 20 Jun 2024 17:03:16 +0100
> Jonathan Cameron <Jonathan.Cameron@huawei.com> wrote:
>
> > These are very similar to the recently added Generic Initiators
> > but instead of representing an initiator of memory traffic they
> > represent an edge point beyond which may lie either targets or
> > initiators. Here we add these ports such that they may
> > be targets of hmat_lb records to describe the latency and
> > bandwidth from host side initiators to the port. A discoverable
> > mechanism such as UEFI CDAT read from CXL devices and switches
> > is used to discover the remainder of the path, and the OS can build
> > up full latency and bandwidth numbers as need for work and data
> > placement decisions.
> >
> > Acked-by: Markus Armbruster <armbru@redhat.com>
> > Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
> > ---
> > v3: Move to hw/acpi/pci.c
> > Rename the funciton to actually registers both types
> > of generic nodes to reflect it isn't GI only.
> > Note that the qom part is unchanged and other changes are mostly
> > code movement so I've kept Markus' Ack.
> > ---
> > qapi/qom.json | 34 ++++
> > include/hw/acpi/acpi_generic_initiator.h | 35 ++++
> > include/hw/acpi/aml-build.h | 4 +
> > include/hw/acpi/pci.h | 3 +-
> > include/hw/pci/pci_bridge.h | 1 +
> > hw/acpi/acpi_generic_initiator.c | 216 +++++++++++++++++++++++
> > hw/acpi/aml-build.c | 40 +++++
> > hw/acpi/pci.c | 110 +++++++++++-
> > hw/arm/virt-acpi-build.c | 2 +-
> > hw/i386/acpi-build.c | 2 +-
> > hw/pci-bridge/pci_expander_bridge.c | 1 -
> > 11 files changed, 443 insertions(+), 5 deletions(-)
>
> this is quite large patch, is it possible to split into
> a set of smaller patches?
Oops.
It's bigger that it should due to a messed up rebase.
The acpi_generic_initator.c/.h shouldn't exist!
With those gone will be much more manageable.
next prev parent reply other threads:[~2024-07-01 15:47 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-06-20 16:03 [PATCH v3 qemu 00/11] acpi: NUMA nodes for CXL HB as GP + complex NUMA test Jonathan Cameron
2024-06-20 16:03 ` Jonathan Cameron via
2024-06-20 16:03 ` [PATCH v3 01/11] hw/acpi: Fix ordering of BDF in Generic Initiator PCI Device Handle Jonathan Cameron
2024-06-20 16:03 ` Jonathan Cameron via
2024-06-27 12:44 ` Igor Mammedov
2024-06-20 16:03 ` [PATCH v3 02/11] hw/acpi/GI: Fix trivial parameter alignment issue Jonathan Cameron
2024-06-20 16:03 ` Jonathan Cameron via
2024-06-27 12:43 ` Igor Mammedov
2024-06-20 16:03 ` [PATCH v3 03/11] hw/acpi: Move AML building code for Generic Initiators to aml_build.c Jonathan Cameron
2024-06-20 16:03 ` Jonathan Cameron via
2024-06-27 12:42 ` Igor Mammedov
2024-06-27 12:44 ` Michael S. Tsirkin
2024-06-27 12:45 ` Igor Mammedov
2024-06-20 16:03 ` [PATCH v3 04/11] hw/acpi: Rename build_all_acpi_generic_initiators() to build_acpi_generic_initiator() Jonathan Cameron
2024-06-20 16:03 ` Jonathan Cameron via
2024-06-27 12:56 ` Igor Mammedov
2024-06-20 16:03 ` [PATCH v3 05/11] hw/pci: Add a bus property to pci_props and use for acpi/gi Jonathan Cameron
2024-06-20 16:03 ` Jonathan Cameron via
2024-06-27 13:09 ` Igor Mammedov
2024-06-28 11:58 ` Igor Mammedov
2024-07-01 15:59 ` Jonathan Cameron
2024-07-01 15:59 ` Jonathan Cameron via
2024-06-20 16:03 ` [PATCH v3 06/11] acpi/pci: Move Generic Initiator object handling into acpi/pci.* Jonathan Cameron
2024-06-20 16:03 ` Jonathan Cameron via
2024-06-20 16:03 ` [PATCH v3 07/11] hw/pci-bridge: Add acpi_uid property to CXL PXB Jonathan Cameron
2024-06-20 16:03 ` Jonathan Cameron via
2024-06-27 13:27 ` Igor Mammedov
2024-06-27 13:46 ` Jonathan Cameron
2024-06-27 13:46 ` Jonathan Cameron via
2024-06-28 11:55 ` Igor Mammedov
2024-07-01 17:52 ` Jonathan Cameron
2024-07-01 17:52 ` Jonathan Cameron via
2024-07-02 10:41 ` Jonathan Cameron
2024-07-02 10:41 ` Jonathan Cameron via
2024-06-20 16:03 ` [PATCH v3 08/11] hw/acpi: Generic Port Affinity Structure support Jonathan Cameron
2024-06-20 16:03 ` Jonathan Cameron via
2024-07-01 8:52 ` Igor Mammedov
2024-07-01 15:47 ` Jonathan Cameron [this message]
2024-07-01 15:47 ` Jonathan Cameron via
2024-06-20 16:03 ` [PATCH v3 09/11] bios-tables-test: Allow for new acpihmat-generic-x test data Jonathan Cameron
2024-06-20 16:03 ` Jonathan Cameron via
2024-06-27 12:51 ` Igor Mammedov
2024-06-27 13:50 ` Igor Mammedov
2024-06-20 16:03 ` [PATCH v3 10/11] bios-tables-test: Add complex SRAT / HMAT test for GI GP Jonathan Cameron
2024-06-20 16:03 ` Jonathan Cameron via
2024-06-20 16:03 ` [PATCH v3 11/11] bios-tables-test: Add data for complex numa test (GI, GP etc) Jonathan Cameron
2024-06-20 16:03 ` Jonathan Cameron via
2024-06-21 3:25 ` [PATCH v3 qemu 00/11] acpi: NUMA nodes for CXL HB as GP + complex NUMA test Huang, Ying
2024-06-21 16:20 ` Jonathan Cameron
2024-06-21 16:20 ` Jonathan Cameron via
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