Changes from pull v1:
    dropped introspection patches from the pull

The following changes since commit 9de5f2b40860c5f8295e73fea9922df6f0b8d89a:

  Merge tag 'for-upstream' of https://gitlab.com/bonzini/qemu into staging (2022-05-12 10:52:15 -0700)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/virt/kvm/mst/qemu.git tags/for_upstream

for you to fetch changes up to 6852c21db229c4bf4c1db772444bdfbbd027e5b8:

  vhost-user-scsi: avoid unlink(NULL) with fd passing (2022-05-16 16:48:35 -0400)

----------------------------------------------------------------
virtio,pc,pci: fixes,cleanups,features

most of CXL support
fixes, cleanups all over the place

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

----------------------------------------------------------------
Alex Bennée (9):
      hw/virtio: move virtio-pci.h into shared include space
      virtio-pci: add notification trace points
      hw/virtio: add vhost_user_[read|write] trace points
      vhost-user.rst: add clarifying language about protocol negotiation
      libvhost-user: expose vu_request_to_string
      docs/devel: start documenting writing VirtIO devices
      include/hw: start documenting the vhost API
      hw/virtio/vhost-user: don't suppress F_CONFIG when supported
      virtio/vhost-user: dynamically assign VhostUserHostNotifiers

Ben Widawsky (24):
      hw/pci/cxl: Add a CXL component type (interface)
      hw/cxl/component: Introduce CXL components (8.1.x, 8.2.5)
      hw/cxl/device: Introduce a CXL device (8.2.8)
      hw/cxl/device: Implement the CAP array (8.2.8.1-2)
      hw/cxl/device: Implement basic mailbox (8.2.8.4)
      hw/cxl/device: Add memory device utilities
      hw/cxl/device: Add cheap EVENTS implementation (8.2.9.1)
      hw/cxl/device: Timestamp implementation (8.2.9.3)
      hw/cxl/device: Add log commands (8.2.9.4) + CEL
      hw/pxb: Use a type for realizing expanders
      hw/pci/cxl: Create a CXL bus type
      hw/pxb: Allow creation of a CXL PXB (host bridge)
      hw/cxl/rp: Add a root port
      hw/cxl/device: Add a memory device (8.2.8.5)
      hw/cxl/device: Implement MMIO HDM decoding (8.2.5.12)
      hw/cxl/device: Add some trivial commands
      hw/cxl/device: Plumb real Label Storage Area (LSA) sizing
      hw/cxl/device: Implement get/set Label Storage Area (LSA)
      hw/cxl/component: Implement host bridge MMIO (8.2.5, table 142)
      acpi/cxl: Add _OSC implementation (9.14.2)
      acpi/cxl: Create the CEDT (9.14.1)
      acpi/cxl: Introduce CFMWS structures in CEDT
      hw/cxl/component Add a dumb HDM decoder handler
      qtest/cxl: Add more complex test cases with CFMWs

David Woodhouse (4):
      target/i386: Fix sanity check on max APIC ID / X2APIC enablement
      intel_iommu: Support IR-only mode without DMA translation
      intel_iommu: Only allow interrupt remapping to be enabled if it's supported
      intel_iommu: Fix irqchip / X2APIC configuration checks

Eugenio Pérez (5):
      vhost: Track descriptor chain in private at SVQ
      vhost: Fix device's used descriptor dequeue
      vdpa: Fix bad index calculus at vhost_vdpa_get_vring_base
      vdpa: Fix index calculus at vhost_vdpa_svqs_start
      vhost: Fix element in vhost_svq_add failure

Francisco Iglesias (2):
      include/hw/pci/pcie_host: Correct PCIE_MMCFG_BUS_MASK
      include/hw/pci/pcie_host: Correct PCIE_MMCFG_SIZE_MAX

Halil Pasic (1):
      virtio: fix feature negotiation for ACCESS_PLATFORM

Ilya Maximets (1):
      vhost_net: Print feature masks in hex

Jason Wang (5):
      intel-iommu: correct the value used for error_setg_errno()
      intel-iommu: remove VTD_FR_RESERVED_ERR
      intel-iommu: block output address in interrupt address range
      intel-iommu: update root_scalable before switching as during post_load
      intel-iommu: update iq_dw during post load

Jonah Palmer (2):
      virtio: drop name parameter for virtio_init()
      virtio: add vhost support for virtio devices

Jonathan Cameron (16):
      MAINTAINERS: Add entry for Compute Express Link Emulation
      cxl: Machine level control on whether CXL support is enabled
      qtest/cxl: Introduce initial test for pxb-cxl only.
      qtests/cxl: Add initial root port and CXL type3 tests
      hw/cxl/component: Add utils for interleave parameter encoding/decoding
      hw/cxl/host: Add support for CXL Fixed Memory Windows.
      hw/pci-host/gpex-acpi: Add support for dsdt construction for pxb-cxl
      pci/pcie_port: Add pci_find_port_by_pn()
      CXL/cxl_component: Add cxl_get_hb_cstate()
      mem/cxl_type3: Add read and write functions for associated hostmem.
      cxl/cxl-host: Add memops for CFMWS region.
      i386/pc: Enable CXL fixed memory windows
      tests/acpi: q35: Allow addition of a CXL test.
      qtests/bios-tables-test: Add a test for CXL emulation.
      tests/acpi: Add tables for CXL emulation.
      docs/cxl: Add initial Compute eXpress Link (CXL) documentation.

Kevin Wolf (1):
      docs/vhost-user: Clarifications for VHOST_USER_ADD/REM_MEM_REG

Michael S. Tsirkin (1):
      vhost-user: more master/slave things

Paolo Bonzini (3):
      docs: vhost-user: clean up request/reply description
      docs: vhost-user: rewrite section on ring state machine
      docs: vhost-user: replace master/slave with front-end/back-end

Philippe Mathieu-Daudé (1):
      hw/virtio: Replace g_memdup() by g_memdup2()

Si-Wei Liu (7):
      virtio-net: setup vhost_dev and notifiers for cvq only when feature is negotiated
      virtio-net: align ctrl_vq index for non-mq guest for vhost_vdpa
      vhost-vdpa: fix improper cleanup in net_init_vhost_vdpa
      vhost-net: fix improper cleanup in vhost_net_start
      vhost-vdpa: backend feature should set only once
      vhost-vdpa: change name and polarity for vhost_vdpa_one_time_request()
      virtio-net: don't handle mq request in userspace handler for vhost-vdpa

Stefan Hajnoczi (1):
      vhost-user-scsi: avoid unlink(NULL) with fd passing

Wei Huang (1):
      hw/i386/amd_iommu: Fix IOMMU event log encoding errors

Xiaoyao Li (2):
      hw/i386: Make pit a property of common x86 base machine type
      hw/i386: Make pic a property of common x86 base machine type

 qapi/machine.json                         |  21 ++
 hw/i386/intel_iommu_internal.h            |   9 +-
 hw/virtio/vhost-shadow-virtqueue.h        |   6 +
 include/hw/acpi/cxl.h                     |  28 ++
 include/hw/boards.h                       |   2 +
 include/hw/cxl/cxl.h                      |  61 ++++
 include/hw/cxl/cxl_component.h            | 223 ++++++++++++
 include/hw/cxl/cxl_device.h               | 268 ++++++++++++++
 include/hw/cxl/cxl_pci.h                  | 167 +++++++++
 include/hw/i386/intel_iommu.h             |   1 +
 include/hw/i386/microvm.h                 |   4 -
 include/hw/i386/pc.h                      |   2 -
 include/hw/i386/x86.h                     |   4 +
 include/hw/pci/pci.h                      |  14 +
 include/hw/pci/pci_bridge.h               |  20 ++
 include/hw/pci/pci_bus.h                  |   7 +
 include/hw/pci/pci_ids.h                  |   1 +
 include/hw/pci/pcie_host.h                |   6 +-
 include/hw/pci/pcie_port.h                |   2 +
 include/hw/virtio/vhost-user.h            |  43 ++-
 include/hw/virtio/vhost-vsock-common.h    |   2 +-
 include/hw/virtio/vhost.h                 | 132 ++++++-
 include/hw/virtio/virtio-gpu.h            |   3 +-
 {hw => include/hw}/virtio/virtio-pci.h    |   0
 include/hw/virtio/virtio.h                |   7 +-
 subprojects/libvhost-user/libvhost-user.h |   9 +
 contrib/vhost-user-scsi/vhost-user-scsi.c |   5 +-
 hw/9pfs/virtio-9p-device.c                |   2 +-
 hw/acpi/cxl-stub.c                        |  12 +
 hw/acpi/cxl.c                             | 257 +++++++++++++
 hw/block/vhost-user-blk.c                 |   9 +-
 hw/block/virtio-blk.c                     |   2 +-
 hw/char/virtio-serial-bus.c               |   3 +-
 hw/core/machine.c                         |  28 ++
 hw/cxl/cxl-component-utils.c              | 396 ++++++++++++++++++++
 hw/cxl/cxl-device-utils.c                 | 265 ++++++++++++++
 hw/cxl/cxl-host-stubs.c                   |  16 +
 hw/cxl/cxl-host.c                         | 222 ++++++++++++
 hw/cxl/cxl-mailbox-utils.c                | 478 ++++++++++++++++++++++++
 hw/display/vhost-user-gpu.c               |   7 +
 hw/display/virtio-gpu-base.c              |   2 +-
 hw/i386/acpi-build.c                      |  57 ++-
 hw/i386/amd_iommu.c                       |  24 +-
 hw/i386/intel_iommu.c                     |  95 +++--
 hw/i386/microvm.c                         |  54 +--
 hw/i386/pc.c                              |  89 +++--
 hw/i386/pc_piix.c                         |   4 +-
 hw/i386/pc_q35.c                          |   4 +-
 hw/i386/x86.c                             |  66 ++++
 hw/input/vhost-user-input.c               |   7 +
 hw/input/virtio-input.c                   |   3 +-
 hw/mem/cxl_type3.c                        | 371 +++++++++++++++++++
 hw/net/vhost_net.c                        |   8 +-
 hw/net/virtio-net.c                       |  63 +++-
 hw/pci-bridge/cxl_root_port.c             | 236 ++++++++++++
 hw/pci-bridge/pci_expander_bridge.c       | 168 ++++++++-
 hw/pci-bridge/pcie_root_port.c            |   6 +-
 hw/pci-host/gpex-acpi.c                   |  20 +-
 hw/pci/pci.c                              |  21 +-
 hw/pci/pcie_port.c                        |  25 ++
 hw/scsi/vhost-scsi.c                      |   8 +
 hw/scsi/vhost-user-scsi.c                 |   1 +
 hw/scsi/virtio-scsi.c                     |   3 +-
 hw/virtio/vhost-scsi-pci.c                |   2 +-
 hw/virtio/vhost-shadow-virtqueue.c        |  35 +-
 hw/virtio/vhost-user-blk-pci.c            |   2 +-
 hw/virtio/vhost-user-fs-pci.c             |   2 +-
 hw/virtio/vhost-user-fs.c                 |  10 +-
 hw/virtio/vhost-user-i2c-pci.c            |   2 +-
 hw/virtio/vhost-user-i2c.c                |   7 +-
 hw/virtio/vhost-user-input-pci.c          |   2 +-
 hw/virtio/vhost-user-rng-pci.c            |   2 +-
 hw/virtio/vhost-user-rng.c                |   9 +-
 hw/virtio/vhost-user-scsi-pci.c           |   2 +-
 hw/virtio/vhost-user-vsock-pci.c          |   2 +-
 hw/virtio/vhost-user-vsock.c              |   2 +-
 hw/virtio/vhost-user.c                    | 131 +++++--
 hw/virtio/vhost-vdpa.c                    |  29 +-
 hw/virtio/vhost-vsock-common.c            |  12 +-
 hw/virtio/vhost-vsock-pci.c               |   2 +-
 hw/virtio/vhost-vsock.c                   |   2 +-
 hw/virtio/vhost.c                         |   4 +-
 hw/virtio/virtio-9p-pci.c                 |   2 +-
 hw/virtio/virtio-balloon-pci.c            |   2 +-
 hw/virtio/virtio-balloon.c                |   3 +-
 hw/virtio/virtio-blk-pci.c                |   2 +-
 hw/virtio/virtio-bus.c                    |  22 +-
 hw/virtio/virtio-crypto.c                 |  18 +-
 hw/virtio/virtio-input-host-pci.c         |   2 +-
 hw/virtio/virtio-input-pci.c              |   2 +-
 hw/virtio/virtio-iommu-pci.c              |   2 +-
 hw/virtio/virtio-iommu.c                  |   3 +-
 hw/virtio/virtio-mem.c                    |   3 +-
 hw/virtio/virtio-net-pci.c                |   2 +-
 hw/virtio/virtio-pci.c                    |   5 +-
 hw/virtio/virtio-pmem.c                   |   3 +-
 hw/virtio/virtio-rng-pci.c                |   2 +-
 hw/virtio/virtio-rng.c                    |   2 +-
 hw/virtio/virtio-scsi-pci.c               |   2 +-
 hw/virtio/virtio-serial-pci.c             |   2 +-
 hw/virtio/virtio.c                        |  56 ++-
 net/vhost-vdpa.c                          |   4 +-
 softmmu/vl.c                              |  47 +++
 subprojects/libvhost-user/libvhost-user.c |   2 +-
 target/i386/kvm/kvm-cpu.c                 |   2 +-
 tests/qtest/bios-tables-test.c            |  44 +++
 tests/qtest/cxl-test.c                    | 151 ++++++++
 MAINTAINERS                               |   7 +
 docs/devel/index-internals.rst            |   1 +
 docs/devel/virtio-backends.rst            | 214 +++++++++++
 docs/interop/vhost-user-gpu.rst           |  10 +-
 docs/interop/vhost-user.rst               | 579 ++++++++++++++++--------------
 docs/system/device-emulation.rst          |   1 +
 docs/system/devices/cxl.rst               | 302 ++++++++++++++++
 hw/Kconfig                                |   1 +
 hw/acpi/Kconfig                           |   5 +
 hw/acpi/meson.build                       |   4 +-
 hw/arm/Kconfig                            |   1 +
 hw/cxl/Kconfig                            |   3 +
 hw/cxl/meson.build                        |  12 +
 hw/mem/Kconfig                            |   5 +
 hw/mem/meson.build                        |   1 +
 hw/meson.build                            |   1 +
 hw/pci-bridge/Kconfig                     |   5 +
 hw/pci-bridge/meson.build                 |   1 +
 hw/virtio/trace-events                    |  10 +-
 qemu-options.hx                           |  38 ++
 scripts/device-crash-test                 |   1 +
 tests/data/acpi/q35/CEDT.cxl              | Bin 0 -> 184 bytes
 tests/data/acpi/q35/DSDT.cxl              | Bin 0 -> 9615 bytes
 tests/qtest/meson.build                   |   4 +
 131 files changed, 5352 insertions(+), 577 deletions(-)
 create mode 100644 include/hw/acpi/cxl.h
 create mode 100644 include/hw/cxl/cxl.h
 create mode 100644 include/hw/cxl/cxl_component.h
 create mode 100644 include/hw/cxl/cxl_device.h
 create mode 100644 include/hw/cxl/cxl_pci.h
 rename {hw => include/hw}/virtio/virtio-pci.h (100%)
 create mode 100644 hw/acpi/cxl-stub.c
 create mode 100644 hw/acpi/cxl.c
 create mode 100644 hw/cxl/cxl-component-utils.c
 create mode 100644 hw/cxl/cxl-device-utils.c
 create mode 100644 hw/cxl/cxl-host-stubs.c
 create mode 100644 hw/cxl/cxl-host.c
 create mode 100644 hw/cxl/cxl-mailbox-utils.c
 create mode 100644 hw/mem/cxl_type3.c
 create mode 100644 hw/pci-bridge/cxl_root_port.c
 create mode 100644 tests/qtest/cxl-test.c
 create mode 100644 docs/devel/virtio-backends.rst
 create mode 100644 docs/system/devices/cxl.rst
 create mode 100644 hw/cxl/Kconfig
 create mode 100644 hw/cxl/meson.build
 create mode 100644 tests/data/acpi/q35/CEDT.cxl
 create mode 100644 tests/data/acpi/q35/DSDT.cxl

On 5/16/22 13:49, Michael S. Tsirkin wrote:
> 
> Changes from pull v1:
>      dropped introspection patches from the pull
> 
> The following changes since commit 9de5f2b40860c5f8295e73fea9922df6f0b8d89a:
> 
>    Merge tag 'for-upstream' of https://gitlab.com/bonzini/qemu into staging (2022-05-12 10:52:15 -0700)
> 
> are available in the Git repository at:
> 
>    git://git.kernel.org/pub/scm/virt/kvm/mst/qemu.git tags/for_upstream
> 
> for you to fetch changes up to 6852c21db229c4bf4c1db772444bdfbbd027e5b8:
> 
>    vhost-user-scsi: avoid unlink(NULL) with fd passing (2022-05-16 16:48:35 -0400)
> 
> ----------------------------------------------------------------
> virtio,pc,pci: fixes,cleanups,features
> 
> most of CXL support
> fixes, cleanups all over the place
> 
> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

Applied, thanks.  Please update https://wiki.qemu.org/ChangeLog/7.1 as appropriate.


r~


> 
> ----------------------------------------------------------------
> Alex Bennée (9):
>        hw/virtio: move virtio-pci.h into shared include space
>        virtio-pci: add notification trace points
>        hw/virtio: add vhost_user_[read|write] trace points
>        vhost-user.rst: add clarifying language about protocol negotiation
>        libvhost-user: expose vu_request_to_string
>        docs/devel: start documenting writing VirtIO devices
>        include/hw: start documenting the vhost API
>        hw/virtio/vhost-user: don't suppress F_CONFIG when supported
>        virtio/vhost-user: dynamically assign VhostUserHostNotifiers
> 
> Ben Widawsky (24):
>        hw/pci/cxl: Add a CXL component type (interface)
>        hw/cxl/component: Introduce CXL components (8.1.x, 8.2.5)
>        hw/cxl/device: Introduce a CXL device (8.2.8)
>        hw/cxl/device: Implement the CAP array (8.2.8.1-2)
>        hw/cxl/device: Implement basic mailbox (8.2.8.4)
>        hw/cxl/device: Add memory device utilities
>        hw/cxl/device: Add cheap EVENTS implementation (8.2.9.1)
>        hw/cxl/device: Timestamp implementation (8.2.9.3)
>        hw/cxl/device: Add log commands (8.2.9.4) + CEL
>        hw/pxb: Use a type for realizing expanders
>        hw/pci/cxl: Create a CXL bus type
>        hw/pxb: Allow creation of a CXL PXB (host bridge)
>        hw/cxl/rp: Add a root port
>        hw/cxl/device: Add a memory device (8.2.8.5)
>        hw/cxl/device: Implement MMIO HDM decoding (8.2.5.12)
>        hw/cxl/device: Add some trivial commands
>        hw/cxl/device: Plumb real Label Storage Area (LSA) sizing
>        hw/cxl/device: Implement get/set Label Storage Area (LSA)
>        hw/cxl/component: Implement host bridge MMIO (8.2.5, table 142)
>        acpi/cxl: Add _OSC implementation (9.14.2)
>        acpi/cxl: Create the CEDT (9.14.1)
>        acpi/cxl: Introduce CFMWS structures in CEDT
>        hw/cxl/component Add a dumb HDM decoder handler
>        qtest/cxl: Add more complex test cases with CFMWs
> 
> David Woodhouse (4):
>        target/i386: Fix sanity check on max APIC ID / X2APIC enablement
>        intel_iommu: Support IR-only mode without DMA translation
>        intel_iommu: Only allow interrupt remapping to be enabled if it's supported
>        intel_iommu: Fix irqchip / X2APIC configuration checks
> 
> Eugenio Pérez (5):
>        vhost: Track descriptor chain in private at SVQ
>        vhost: Fix device's used descriptor dequeue
>        vdpa: Fix bad index calculus at vhost_vdpa_get_vring_base
>        vdpa: Fix index calculus at vhost_vdpa_svqs_start
>        vhost: Fix element in vhost_svq_add failure
> 
> Francisco Iglesias (2):
>        include/hw/pci/pcie_host: Correct PCIE_MMCFG_BUS_MASK
>        include/hw/pci/pcie_host: Correct PCIE_MMCFG_SIZE_MAX
> 
> Halil Pasic (1):
>        virtio: fix feature negotiation for ACCESS_PLATFORM
> 
> Ilya Maximets (1):
>        vhost_net: Print feature masks in hex
> 
> Jason Wang (5):
>        intel-iommu: correct the value used for error_setg_errno()
>        intel-iommu: remove VTD_FR_RESERVED_ERR
>        intel-iommu: block output address in interrupt address range
>        intel-iommu: update root_scalable before switching as during post_load
>        intel-iommu: update iq_dw during post load
> 
> Jonah Palmer (2):
>        virtio: drop name parameter for virtio_init()
>        virtio: add vhost support for virtio devices
> 
> Jonathan Cameron (16):
>        MAINTAINERS: Add entry for Compute Express Link Emulation
>        cxl: Machine level control on whether CXL support is enabled
>        qtest/cxl: Introduce initial test for pxb-cxl only.
>        qtests/cxl: Add initial root port and CXL type3 tests
>        hw/cxl/component: Add utils for interleave parameter encoding/decoding
>        hw/cxl/host: Add support for CXL Fixed Memory Windows.
>        hw/pci-host/gpex-acpi: Add support for dsdt construction for pxb-cxl
>        pci/pcie_port: Add pci_find_port_by_pn()
>        CXL/cxl_component: Add cxl_get_hb_cstate()
>        mem/cxl_type3: Add read and write functions for associated hostmem.
>        cxl/cxl-host: Add memops for CFMWS region.
>        i386/pc: Enable CXL fixed memory windows
>        tests/acpi: q35: Allow addition of a CXL test.
>        qtests/bios-tables-test: Add a test for CXL emulation.
>        tests/acpi: Add tables for CXL emulation.
>        docs/cxl: Add initial Compute eXpress Link (CXL) documentation.
> 
> Kevin Wolf (1):
>        docs/vhost-user: Clarifications for VHOST_USER_ADD/REM_MEM_REG
> 
> Michael S. Tsirkin (1):
>        vhost-user: more master/slave things
> 
> Paolo Bonzini (3):
>        docs: vhost-user: clean up request/reply description
>        docs: vhost-user: rewrite section on ring state machine
>        docs: vhost-user: replace master/slave with front-end/back-end
> 
> Philippe Mathieu-Daudé (1):
>        hw/virtio: Replace g_memdup() by g_memdup2()
> 
> Si-Wei Liu (7):
>        virtio-net: setup vhost_dev and notifiers for cvq only when feature is negotiated
>        virtio-net: align ctrl_vq index for non-mq guest for vhost_vdpa
>        vhost-vdpa: fix improper cleanup in net_init_vhost_vdpa
>        vhost-net: fix improper cleanup in vhost_net_start
>        vhost-vdpa: backend feature should set only once
>        vhost-vdpa: change name and polarity for vhost_vdpa_one_time_request()
>        virtio-net: don't handle mq request in userspace handler for vhost-vdpa
> 
> Stefan Hajnoczi (1):
>        vhost-user-scsi: avoid unlink(NULL) with fd passing
> 
> Wei Huang (1):
>        hw/i386/amd_iommu: Fix IOMMU event log encoding errors
> 
> Xiaoyao Li (2):
>        hw/i386: Make pit a property of common x86 base machine type
>        hw/i386: Make pic a property of common x86 base machine type
> 
>   qapi/machine.json                         |  21 ++
>   hw/i386/intel_iommu_internal.h            |   9 +-
>   hw/virtio/vhost-shadow-virtqueue.h        |   6 +
>   include/hw/acpi/cxl.h                     |  28 ++
>   include/hw/boards.h                       |   2 +
>   include/hw/cxl/cxl.h                      |  61 ++++
>   include/hw/cxl/cxl_component.h            | 223 ++++++++++++
>   include/hw/cxl/cxl_device.h               | 268 ++++++++++++++
>   include/hw/cxl/cxl_pci.h                  | 167 +++++++++
>   include/hw/i386/intel_iommu.h             |   1 +
>   include/hw/i386/microvm.h                 |   4 -
>   include/hw/i386/pc.h                      |   2 -
>   include/hw/i386/x86.h                     |   4 +
>   include/hw/pci/pci.h                      |  14 +
>   include/hw/pci/pci_bridge.h               |  20 ++
>   include/hw/pci/pci_bus.h                  |   7 +
>   include/hw/pci/pci_ids.h                  |   1 +
>   include/hw/pci/pcie_host.h                |   6 +-
>   include/hw/pci/pcie_port.h                |   2 +
>   include/hw/virtio/vhost-user.h            |  43 ++-
>   include/hw/virtio/vhost-vsock-common.h    |   2 +-
>   include/hw/virtio/vhost.h                 | 132 ++++++-
>   include/hw/virtio/virtio-gpu.h            |   3 +-
>   {hw => include/hw}/virtio/virtio-pci.h    |   0
>   include/hw/virtio/virtio.h                |   7 +-
>   subprojects/libvhost-user/libvhost-user.h |   9 +
>   contrib/vhost-user-scsi/vhost-user-scsi.c |   5 +-
>   hw/9pfs/virtio-9p-device.c                |   2 +-
>   hw/acpi/cxl-stub.c                        |  12 +
>   hw/acpi/cxl.c                             | 257 +++++++++++++
>   hw/block/vhost-user-blk.c                 |   9 +-
>   hw/block/virtio-blk.c                     |   2 +-
>   hw/char/virtio-serial-bus.c               |   3 +-
>   hw/core/machine.c                         |  28 ++
>   hw/cxl/cxl-component-utils.c              | 396 ++++++++++++++++++++
>   hw/cxl/cxl-device-utils.c                 | 265 ++++++++++++++
>   hw/cxl/cxl-host-stubs.c                   |  16 +
>   hw/cxl/cxl-host.c                         | 222 ++++++++++++
>   hw/cxl/cxl-mailbox-utils.c                | 478 ++++++++++++++++++++++++
>   hw/display/vhost-user-gpu.c               |   7 +
>   hw/display/virtio-gpu-base.c              |   2 +-
>   hw/i386/acpi-build.c                      |  57 ++-
>   hw/i386/amd_iommu.c                       |  24 +-
>   hw/i386/intel_iommu.c                     |  95 +++--
>   hw/i386/microvm.c                         |  54 +--
>   hw/i386/pc.c                              |  89 +++--
>   hw/i386/pc_piix.c                         |   4 +-
>   hw/i386/pc_q35.c                          |   4 +-
>   hw/i386/x86.c                             |  66 ++++
>   hw/input/vhost-user-input.c               |   7 +
>   hw/input/virtio-input.c                   |   3 +-
>   hw/mem/cxl_type3.c                        | 371 +++++++++++++++++++
>   hw/net/vhost_net.c                        |   8 +-
>   hw/net/virtio-net.c                       |  63 +++-
>   hw/pci-bridge/cxl_root_port.c             | 236 ++++++++++++
>   hw/pci-bridge/pci_expander_bridge.c       | 168 ++++++++-
>   hw/pci-bridge/pcie_root_port.c            |   6 +-
>   hw/pci-host/gpex-acpi.c                   |  20 +-
>   hw/pci/pci.c                              |  21 +-
>   hw/pci/pcie_port.c                        |  25 ++
>   hw/scsi/vhost-scsi.c                      |   8 +
>   hw/scsi/vhost-user-scsi.c                 |   1 +
>   hw/scsi/virtio-scsi.c                     |   3 +-
>   hw/virtio/vhost-scsi-pci.c                |   2 +-
>   hw/virtio/vhost-shadow-virtqueue.c        |  35 +-
>   hw/virtio/vhost-user-blk-pci.c            |   2 +-
>   hw/virtio/vhost-user-fs-pci.c             |   2 +-
>   hw/virtio/vhost-user-fs.c                 |  10 +-
>   hw/virtio/vhost-user-i2c-pci.c            |   2 +-
>   hw/virtio/vhost-user-i2c.c                |   7 +-
>   hw/virtio/vhost-user-input-pci.c          |   2 +-
>   hw/virtio/vhost-user-rng-pci.c            |   2 +-
>   hw/virtio/vhost-user-rng.c                |   9 +-
>   hw/virtio/vhost-user-scsi-pci.c           |   2 +-
>   hw/virtio/vhost-user-vsock-pci.c          |   2 +-
>   hw/virtio/vhost-user-vsock.c              |   2 +-
>   hw/virtio/vhost-user.c                    | 131 +++++--
>   hw/virtio/vhost-vdpa.c                    |  29 +-
>   hw/virtio/vhost-vsock-common.c            |  12 +-
>   hw/virtio/vhost-vsock-pci.c               |   2 +-
>   hw/virtio/vhost-vsock.c                   |   2 +-
>   hw/virtio/vhost.c                         |   4 +-
>   hw/virtio/virtio-9p-pci.c                 |   2 +-
>   hw/virtio/virtio-balloon-pci.c            |   2 +-
>   hw/virtio/virtio-balloon.c                |   3 +-
>   hw/virtio/virtio-blk-pci.c                |   2 +-
>   hw/virtio/virtio-bus.c                    |  22 +-
>   hw/virtio/virtio-crypto.c                 |  18 +-
>   hw/virtio/virtio-input-host-pci.c         |   2 +-
>   hw/virtio/virtio-input-pci.c              |   2 +-
>   hw/virtio/virtio-iommu-pci.c              |   2 +-
>   hw/virtio/virtio-iommu.c                  |   3 +-
>   hw/virtio/virtio-mem.c                    |   3 +-
>   hw/virtio/virtio-net-pci.c                |   2 +-
>   hw/virtio/virtio-pci.c                    |   5 +-
>   hw/virtio/virtio-pmem.c                   |   3 +-
>   hw/virtio/virtio-rng-pci.c                |   2 +-
>   hw/virtio/virtio-rng.c                    |   2 +-
>   hw/virtio/virtio-scsi-pci.c               |   2 +-
>   hw/virtio/virtio-serial-pci.c             |   2 +-
>   hw/virtio/virtio.c                        |  56 ++-
>   net/vhost-vdpa.c                          |   4 +-
>   softmmu/vl.c                              |  47 +++
>   subprojects/libvhost-user/libvhost-user.c |   2 +-
>   target/i386/kvm/kvm-cpu.c                 |   2 +-
>   tests/qtest/bios-tables-test.c            |  44 +++
>   tests/qtest/cxl-test.c                    | 151 ++++++++
>   MAINTAINERS                               |   7 +
>   docs/devel/index-internals.rst            |   1 +
>   docs/devel/virtio-backends.rst            | 214 +++++++++++
>   docs/interop/vhost-user-gpu.rst           |  10 +-
>   docs/interop/vhost-user.rst               | 579 ++++++++++++++++--------------
>   docs/system/device-emulation.rst          |   1 +
>   docs/system/devices/cxl.rst               | 302 ++++++++++++++++
>   hw/Kconfig                                |   1 +
>   hw/acpi/Kconfig                           |   5 +
>   hw/acpi/meson.build                       |   4 +-
>   hw/arm/Kconfig                            |   1 +
>   hw/cxl/Kconfig                            |   3 +
>   hw/cxl/meson.build                        |  12 +
>   hw/mem/Kconfig                            |   5 +
>   hw/mem/meson.build                        |   1 +
>   hw/meson.build                            |   1 +
>   hw/pci-bridge/Kconfig                     |   5 +
>   hw/pci-bridge/meson.build                 |   1 +
>   hw/virtio/trace-events                    |  10 +-
>   qemu-options.hx                           |  38 ++
>   scripts/device-crash-test                 |   1 +
>   tests/data/acpi/q35/CEDT.cxl              | Bin 0 -> 184 bytes
>   tests/data/acpi/q35/DSDT.cxl              | Bin 0 -> 9615 bytes
>   tests/qtest/meson.build                   |   4 +
>   131 files changed, 5352 insertions(+), 577 deletions(-)
>   create mode 100644 include/hw/acpi/cxl.h
>   create mode 100644 include/hw/cxl/cxl.h
>   create mode 100644 include/hw/cxl/cxl_component.h
>   create mode 100644 include/hw/cxl/cxl_device.h
>   create mode 100644 include/hw/cxl/cxl_pci.h
>   rename {hw => include/hw}/virtio/virtio-pci.h (100%)
>   create mode 100644 hw/acpi/cxl-stub.c
>   create mode 100644 hw/acpi/cxl.c
>   create mode 100644 hw/cxl/cxl-component-utils.c
>   create mode 100644 hw/cxl/cxl-device-utils.c
>   create mode 100644 hw/cxl/cxl-host-stubs.c
>   create mode 100644 hw/cxl/cxl-host.c
>   create mode 100644 hw/cxl/cxl-mailbox-utils.c
>   create mode 100644 hw/mem/cxl_type3.c
>   create mode 100644 hw/pci-bridge/cxl_root_port.c
>   create mode 100644 tests/qtest/cxl-test.c
>   create mode 100644 docs/devel/virtio-backends.rst
>   create mode 100644 docs/system/devices/cxl.rst
>   create mode 100644 hw/cxl/Kconfig
>   create mode 100644 hw/cxl/meson.build
>   create mode 100644 tests/data/acpi/q35/CEDT.cxl
>   create mode 100644 tests/data/acpi/q35/DSDT.cxl
> 
>