Re: [Qemu-devel] [PATCH RFC v5 0/5] virtio-iommu: VFIO integration

[Auger Eric]

Hi Bharat,

On 11/27/18 7:52 AM, Bharat Bhushan wrote:
> This patch series integrates VFIO with virtio-iommu. This is
> tested with assigning 2 pci devices to Virtual Machine.
> 
> This version is mainly about rebasing on v9 version on
> virtio-iommu device framework from Eric Augur.
> 
> This patch series allows PCI pass-through using virtio-iommu.
> 
> This series is based on:
>  - virtio-iommu kernel driver by Jean-Philippe Brucker
>     [PATCH v5 0/7] Add virtio-iommu driver
>     git://linux-arm.org/kvmtool-jpb.git virtio-iommu/v0.9
> 
>  - virtio-iommu device emulation by Eric Augur.
>    [RFC,v9,00/17] VIRTIO-IOMMU device
>    https://github.com/eauger/qemu/tree/v3.1.0-rc2-virtio-iommu-v0.9

Now we have the driver and the base qemu device upstream we may resume
this activity to complete the VFIO integration. Do you intend the
respin? Otherwise let me know if you want me to help.

Thanks

Eric
> 
> v4->v5:
>  - Rebase to v9 version from Eric
>  - PCIe device hotplug fix
>  - Added Patch 1/5 from Eric previous series (Eric somehow dropped in
>    last version.
>  - Patch "Translate the MSI doorbell in kvm_arch_fixup_msi_route"
>    already integrated with vsmmu3
> 
> v3->v4:
>  - Rebase to v4 version from Eric
>  - Fixes from Eric with DPDK in VM
>  - Logical division in multiple patches
> 
> v2->v3:
>  - This series is based on "[RFC v3 0/8] VIRTIO-IOMMU device"
>    Which is based on top of v2.10-rc0 that
>  - Fixed issue with two PCI devices
>  - Addressed review comments
> 
> v1->v2:
>   - Added trace events
>   - removed vSMMU3 link in patch description
> 
> Bharat Bhushan (4):
>   virtio-iommu: Add iommu notifier for iommu-map/unmap
>   virtio-iommu: Call iommu notifier on attach/detach
>   virtio-iommu: add virtio-iommu replay
>   virtio-iommu: handle IOMMU Notifier flag changes
> 
> Eric Auger (1):
>   hw/vfio/common: Do not print error when viommu translates into an mmio
>     region
> 
>  hw/vfio/common.c                 |   2 -
>  hw/virtio/trace-events           |   5 +
>  hw/virtio/virtio-iommu.c         | 190 ++++++++++++++++++++++++++++++-
>  include/hw/virtio/virtio-iommu.h |   6 +
>  4 files changed, 198 insertions(+), 5 deletions(-)
>