Re: [PULL 00/51] virtio,pci,pc: features, fixes

["Michael S. Tsirkin" <mst@redhat.com>]

On Wed, Feb 04, 2026 at 02:16:23PM -0500, Michael S. Tsirkin wrote:
> The following changes since commit b377abc220fc53e9cab2aac3c73fc20be6d85eea:
> 
>   Merge tag 'hw-misc-20260202' of https://github.com/philmd/qemu into staging (2026-02-03 07:52:04 +1000)
> 
> are available in the Git repository at:
> 
>   https://git.kernel.org/pub/scm/virt/kvm/mst/qemu.git tags/for_upstream
> 
> for you to fetch changes up to 1ef708ee4b765b9eac097192d54b69a603589f9b:
> 
>   hw/cxl: Take into account how many media operations are requested for param check (2026-02-04 07:42:50 -0500)

Oops. Missed v4 of CXL 3.2 update patchset. Pls ignore will send v2 soon.


> ----------------------------------------------------------------
> virtio,pci,pc: features, fixes
> 
> cxl:
>     Additional RAS features support.
>     Back-Invalidate support
>     PCIe Flit mode support
>     Misc fixes
> intel_iommu:
>     SVM support
> vhost:
>     support for indirect descriptors in shadow virtqueue
> vhost-user:
>     vhost-user-spi support
>     vhost-user-blk inflight migration support
>     vhost-user-blk inflight migration support
> acpi:
>     update VIOT maintainer
>     WDAT watchdog support
> 
> misc fixes in pci, vhost, virtio, acpi
> cleanups in acpi/ghes
> 
> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
> 
> ----------------------------------------------------------------
> Akihiko Odaki (1):
>       pci/shpc: Do not unparent in instance_finalize()
> 
> Alexandr Moshkov (5):
>       vhost-user.rst: specify vhost-user back-end action on GET_VRING_BASE
>       vhost-user: introduce protocol feature for skip drain on GET_VRING_BASE
>       vmstate: introduce VMSTATE_VBUFFER_UINT64
>       vhost: add vmstate for inflight region with inner buffer
>       vhost-user-blk: support inter-host inflight migration
> 
> Clément Mathieu--Drif (7):
>       intel_iommu: Add an IOMMU index for pre-translated addresses
>       intel_iommu: Support memory operations with pre-translated addresses
>       pcie: Add a function to check if pasid privileged mode is enabled
>       pci: Block ATS requests when privileged mode is disabled
>       intel_iommu: Handle insufficient permissions during translation requests
>       intel_iommu: Minimal handling of privileged ATS request
>       intel_iommu: Add a CLI option to enable SVM
> 
> Daniil Tatianin (1):
>       virtio/vhost: don't consider non-MAP_SHARED regions public
> 
> Davidlohr Bueso (1):
>       hw/cxl: Add support for Maintenance command and Post Package Repair (PPR)
> 
> Dorinda Bassey (1):
>       virtio-dmabuf: Ensure UUID persistence for hash table insertion
> 
> Eugenio Pérez (1):
>       vhost: accept indirect descriptors in shadow virtqueue
> 
> Gavin Shan (5):
>       acpi/ghes: Automate data block cleanup in acpi_ghes_memory_errors()
>       acpi/ghes: Abort in acpi_ghes_memory_errors() if necessary
>       target/arm/kvm: Exit on error from acpi_ghes_memory_errors()
>       acpi/ghes: Bail early on error from get_ghes_source_offsets()
>       acpi/ghes: Use error_fatal in acpi_ghes_memory_errors()
> 
> Haixu Cui (2):
>       standard-headers: Update virtio_spi.h from Linux v6.18-rc3
>       virtio-spi: Add vhost-user-spi device support
> 
> Honglei Huang (2):
>       virtio-gpu: fix error handling in virgl_cmd_resource_create_blob
>       virtio-gpu: use consistent error checking for virtio_gpu_create_mapping_iov
> 
> Igor Mammedov (6):
>       x86: q35: ich9: add 'wdat' property
>       acpi: add API to build WDAT instructions
>       x86: q35: generate WDAT ACPI table
>       tests: x86: q35: acpi: add WDAT table test case
>       tests: acpi: update expected WDAT blob
>       q35: Fix migration of SMRAM state
> 
> Jean-Philippe Brucker (1):
>       MAINTAINERS: Update VIOT maintainer
> 
> Joelle van Dyne (1):
>       virtio-gpu-virgl: correct parent for blob memory region
> 
> Jonathan Cameron (2):
>       hw/cxl: Check for overflow on santize media as both base and offset 64bit.
>       hw/cxl: Take into account how many media operations are requested for param check
> 
> Kevin Wolf (2):
>       virtio: Fix crash when sriov-pf is set for non-PCI-Express device
>       pcie_sriov: Fix PCI_SRIOV_* accesses in pcie_sriov_pf_exit()
> 
> Li Chen (1):
>       virtio-pmem: ignore empty queue notifications
> 
> Michael S. Tsirkin (1):
>       vhost-user: ancilliary -> ancillary
> 
> Philippe Mathieu-Daudé (1):
>       hw/pci-host: Set DEVICE_CATEGORY_BRIDGE once in parent class_init()
> 
> Shiju Jose (7):
>       hw/cxl/cxl-mailbox-utils: Move declaration of scrub and ECS feature attributes in cmd_features_set_feature()
>       hw/cxl: Add emulation for memory sparing control feature
>       qapi: cxl: Refactor CXL event injection for common commands arguments
>       hw/cxl/events: Update for rev3.2 common event record format
>       hw/cxl/events: Updates for rev3.2 general media event record
>       hw/cxl/events: Updates for rev3.2 DRAM event record
>       hw/cxl/events: Updates for rev3.2 memory module event record
> 
> Wafer Xie (1):
>       vdpa: fix vhost-vdpa suspended state not be shared
> 
> zhenwei pi (2):
>       hw/virtio/virtio-crypto: verify asym request size
>       cryptodev-builtin: Limit the maximum size
> 
>  MAINTAINERS                                 |   8 +-
>  backends/cryptodev-builtin.c                |   9 +-
>  docs/interop/vhost-user.rst                 |  60 +--
>  docs/system/devices/virtio/vhost-user.rst   |   3 +
>  hw/acpi/aml-build.c                         |  14 +
>  hw/acpi/ghes-stub.c                         |   6 +-
>  hw/acpi/ghes.c                              |  45 +--
>  hw/acpi/ich9.c                              |   5 +
>  hw/acpi/meson.build                         |   3 +-
>  hw/acpi/wdat-ich9.c                         |  85 ++++
>  hw/acpi/wdat-stub.c                         |  16 +
>  hw/block/vhost-user-blk.c                   |  27 ++
>  hw/cxl/cxl-events.c                         |   3 +-
>  hw/cxl/cxl-mailbox-utils.c                  | 580 +++++++++++++++++++++++++++-
>  hw/display/virtio-dmabuf.c                  |   6 +-
>  hw/display/virtio-gpu-virgl.c               |   8 +-
>  hw/display/virtio-gpu.c                     |   4 +-
>  hw/i386/acpi-build.c                        |  13 +
>  hw/i386/intel_iommu.c                       | 204 +++++++---
>  hw/i386/intel_iommu_internal.h              |  14 +-
>  hw/isa/lpc_ich9.c                           |   1 +
>  hw/mem/cxl_type3.c                          | 330 +++++++++++++++-
>  hw/mem/cxl_type3_stubs.c                    |  41 +-
>  hw/pci-host/articia.c                       |   1 -
>  hw/pci-host/aspeed_pcie.c                   |   1 -
>  hw/pci-host/designware.c                    |   3 -
>  hw/pci-host/gpex.c                          |   2 -
>  hw/pci-host/grackle.c                       |   1 -
>  hw/pci-host/gt64120.c                       |   1 -
>  hw/pci-host/mv64361.c                       |   1 -
>  hw/pci-host/pnv_phb.c                       |   1 -
>  hw/pci-host/ppce500.c                       |   1 -
>  hw/pci-host/q35.c                           |  28 +-
>  hw/pci-host/raven.c                         |   1 -
>  hw/pci-host/remote.c                        |   1 -
>  hw/pci-host/sabre.c                         |   1 -
>  hw/pci-host/uninorth.c                      |   4 -
>  hw/pci-host/xilinx-pcie.c                   |   2 -
>  hw/pci/pci.c                                |   4 +
>  hw/pci/pci_host.c                           |   1 +
>  hw/pci/pcie.c                               |  21 +-
>  hw/pci/pcie_sriov.c                         |   9 +-
>  hw/pci/shpc.c                               |   1 -
>  hw/virtio/Kconfig                           |   5 +
>  hw/virtio/meson.build                       |   3 +
>  hw/virtio/vhost-shadow-virtqueue.c          |   1 +
>  hw/virtio/vhost-user-spi-pci.c              |  69 ++++
>  hw/virtio/vhost-user-spi.c                  |  65 ++++
>  hw/virtio/vhost-user.c                      |   7 +
>  hw/virtio/vhost-vdpa.c                      |   6 +-
>  hw/virtio/vhost.c                           |  66 +++-
>  hw/virtio/virtio-crypto.c                   |   7 +
>  hw/virtio/virtio-pci.c                      |  20 +-
>  hw/virtio/virtio-pmem.c                     |   1 -
>  hw/virtio/virtio.c                          |   4 +-
>  include/hw/acpi/ghes.h                      |   6 +-
>  include/hw/acpi/ich9.h                      |   1 +
>  include/hw/acpi/wdat.h                      | 121 ++++++
>  include/hw/cxl/cxl_device.h                 | 152 +++++++-
>  include/hw/cxl/cxl_events.h                 |  85 +++-
>  include/hw/i386/intel_iommu.h               |   1 +
>  include/hw/pci/pcie.h                       |   1 +
>  include/hw/virtio/vhost-user-blk.h          |   1 +
>  include/hw/virtio/vhost-user-spi.h          |  25 ++
>  include/hw/virtio/vhost-user.h              |   2 +
>  include/hw/virtio/vhost-vdpa.h              |   8 +-
>  include/hw/virtio/vhost.h                   |   6 +
>  include/migration/vmstate.h                 |  10 +
>  include/standard-headers/linux/virtio_spi.h | 181 +++++++++
>  qapi/cxl.json                               | 186 ++++++---
>  target/arm/kvm.c                            |  10 +-
>  tests/data/acpi/x86/q35/WDAT.wdat           | Bin 0 -> 308 bytes
>  tests/qtest/bios-tables-test.c              |  13 +
>  tests/qtest/q35-test.c                      |   6 -
>  74 files changed, 2342 insertions(+), 297 deletions(-)
>  create mode 100644 hw/acpi/wdat-ich9.c
>  create mode 100644 hw/acpi/wdat-stub.c
>  create mode 100644 hw/virtio/vhost-user-spi-pci.c
>  create mode 100644 hw/virtio/vhost-user-spi.c
>  create mode 100644 include/hw/acpi/wdat.h
>  create mode 100644 include/hw/virtio/vhost-user-spi.h
>  create mode 100644 include/standard-headers/linux/virtio_spi.h
>  create mode 100644 tests/data/acpi/x86/q35/WDAT.wdat