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Re: [Qemu-arm] [PATCH v3 0/2] virtio-iommu: VFIO integration
From: |
Auger Eric |
Subject: |
Re: [Qemu-arm] [PATCH v3 0/2] virtio-iommu: VFIO integration |
Date: |
Wed, 23 Aug 2017 18:41:35 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.4.0 |
Hi Bharat,
On 21/08/2017 12:48, Bharat Bhushan wrote:
> This V3 version is mainly about rebasing on v3 version on Virtio-iommu device
> framework from Eric Augur and addresing review comments.
s/Augur/Auger ;-)
>
> This patch series allows PCI pass-through using virtio-iommu.
>
> This series is based on:
> - virtio-iommu specification written by Jean-Philippe Brucker
> [RFC 0/3] virtio-iommu: a paravirtualized IOMMU,
>
> - virtio-iommu driver by Jean-Philippe Brucker
> [RFC PATCH linux] iommu: Add virtio-iommu driver
>
> - virtio-iommu device emulation by Eric Augur.
> [RFC v3 0/8] VIRTIO-IOMMU device
>
> PCI device pass-through and virtio-net-pci is tested with these changes using
> dma-ops
I confirm it works fine now with 2 assigned VFs.
However at the moment DPDK testpmd using those 2 VFs does not work for me:
1: [/home/augere/UPSTREAM/dpdk/install/bin/testpmd(rte_dump_stack+0x24)
[0x4a8a78]]
I haven't investigated yet...
Thanks
Eric
>
> This patch series does not implement RESV_MEM changes proposal by
> Jean-Philippe
> "https://lists.gnu.org/archive/html/qemu-devel/2017-07/msg01796.html"
>
> 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 (2):
> target/arm/kvm: Translate the MSI doorbell in kvm_arch_fixup_msi_route
> virtio-iommu: vfio integration with virtio-iommu
>
> hw/virtio/trace-events | 5 ++
> hw/virtio/virtio-iommu.c | 163
> +++++++++++++++++++++++++++++++++++++++
> include/hw/virtio/virtio-iommu.h | 6 ++
> target/arm/kvm.c | 27 +++++++
> target/arm/trace-events | 3 +
> 5 files changed, 204 insertions(+)
>