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Re: [Qemu-devel] [PATCH v3 0/2] virtio-iommu: VFIO integration
From: |
Bharat Bhushan |
Subject: |
Re: [Qemu-devel] [PATCH v3 0/2] virtio-iommu: VFIO integration |
Date: |
Thu, 24 Aug 2017 05:57:20 +0000 |
Hi Eric,
> -----Original Message-----
> From: Auger Eric [mailto:address@hidden
> Sent: Wednesday, August 23, 2017 10:12 PM
> To: Bharat Bhushan <address@hidden>;
> address@hidden; address@hidden;
> address@hidden; address@hidden; address@hidden;
> address@hidden
> Cc: address@hidden; address@hidden; address@hidden;
> address@hidden; address@hidden; address@hidden;
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> Subject: Re: [PATCH v3 0/2] virtio-iommu: VFIO integration
>
> 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 ;-)
I am sorry,
> >
> > 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+0x2
> 4)
> [0x4a8a78]]
>
> I haven't investigated yet...
I have not run DPDK before, I am compiling right now and run.
Thanks
-Bharat
>
> 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(+)
> >