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From: "Burakov, Anatoly" <anatoly.burakov-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
Subject: Re: [PATCH 00/16] [RFC] [VFIO] Add VFIO support to DPDK
Date: Mon, 8 Sep 2014 08:21:43 +0000
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To: "Sujith Sankar (ssujith)" <ssujith-FYB4Gu1CFyUAvxtiuMwx3w@public.gmane.org>, Stephen Hemminger
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Hi Sujith

Not that I know of, no. There are other ways to run physical NICs in a VM t=
hough, you don't require VFIO for that.

Thanks,
Anatoly

-----Original Message-----
From: Sujith Sankar (ssujith) [mailto:ssujith-FYB4Gu1CFyUAvxtiuMwx3w@public.gmane.org]=20
Sent: Monday, September 8, 2014 9:20 AM
To: Burakov, Anatoly; Stephen Hemminger
Cc: dev-VfR2kkLFssw@public.gmane.org
Subject: Re: [dpdk-dev] [PATCH 00/16] [RFC] [VFIO] Add VFIO support to DPDK

Hi Anatoly,

Has anything happened in this front?  Do you see running of DPDK in guest O=
S on KVM with physical NIC passed through to it happening soon?

Thanks,
-Sujith=20

On 02/05/14 2:28 pm, "Burakov, Anatoly" <anatoly.burakov-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org> wrote:

>Hi Stephen,
>
>> Will this work in guest? or only on bare metal?
>
>VFIO is Linux-only, and in theory will be able to work on the guest,=20
>but not at the moment, since it requires IOMMU. There was a GSoC=20
>proposal for KVM to do IOMMU implementation, and there were a few AMD=20
>IOMMU-emulation patches floating around the KVM lists for some time,=20
>but nothing has made it into release yet.
>
>Best regards,
>Anatoly Burakov
>DPDK SW Engineer
>
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