Re: [PATCH v3 00/15] vfio: preparation for vfio-user

["Cédric Le Goater" <clg@redhat.com>]

On 5/7/25 17:20, John Levon wrote:
> Hi, this series is against the vfio-next tree:
> https://github.com/legoater/qemu/commits/vfio-next
> 
> The series contains patches to vfio to prepare for the vfio-user
> implementation. A previous version of these patches can be found at
> https://patchew.org/QEMU/20250430194003.2793823-1-john.levon@nutanix.com/
> 
> The changes have been rebased on vfio-next, and include changes from previous
> series code review comments.
> 
> An old version of the full vfio-user series can be found at
> https://lore.kernel.org/all/7dd34008-e0f1-4eed-a77e-55b1f68fbe69@redhat.com/T/
> ("[PATCH v8 00/28] vfio-user client"). Please see that series for justification
> and context.
> 
> thanks
> john
> 
> John Levon (15):
>    vfio: add vfio_device_prepare()
>    vfio: add vfio_device_unprepare()
>    vfio: add vfio_attach_device_by_iommu_type()
>    vfio: add vfio_device_get_irq_info() helper
>    vfio: consistently handle return value for helpers
>    vfio: add strread/writeerror()
>    vfio: add vfio_pci_config_space_read/write()
>    vfio: add unmap_all flag to DMA unmap callback
>    vfio: implement unmap all for DMA unmap callbacks
>    vfio: add device IO ops vector
>    vfio: add region info cache
>    vfio: add read/write to device IO ops vector
>    vfio: add vfio-pci-base class
>    vfio/container: pass listener_begin/commit callbacks
>    vfio/container: pass MemoryRegion to DMA operations
> 
>   hw/vfio/pci.h                         |  10 +-
>   include/hw/vfio/vfio-container-base.h |  21 ++-
>   include/hw/vfio/vfio-device.h         |  82 ++++++++
>   include/system/memory.h               |   4 +-
>   hw/vfio/ap.c                          |  19 +-
>   hw/vfio/ccw.c                         |  25 ++-
>   hw/vfio/container-base.c              |  14 +-
>   hw/vfio/container.c                   |  62 ++++---
>   hw/vfio/device.c                      | 183 ++++++++++++++++--
>   hw/vfio/igd.c                         |  10 +-
>   hw/vfio/iommufd.c                     |  35 ++--
>   hw/vfio/listener.c                    |  82 +++++---
>   hw/vfio/pci.c                         | 257 ++++++++++++++++----------
>   hw/vfio/platform.c                    |   6 +-
>   hw/vfio/region.c                      |  19 +-
>   hw/virtio/vhost-vdpa.c                |   2 +-
>   system/memory.c                       |   7 +-
>   17 files changed, 603 insertions(+), 235 deletions(-)
> 

I am waiting for an update of patch 12 to apply 01-14 to vfio-next.

patch 15 should be addressed independently.

Thanks,

C.