netdev - Re: [Qemu-devel] PCI passthrough of 40G ethernet interface (Openstack/KVM)

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Message-ID: <CAP-MU4NLifPrrRjDH2go6swewEiasoCZ5xD+p5K_k590TvLobw@mail.gmail.com>
Date:	Wed, 25 Mar 2015 18:00:36 -0700
From:	Shannon Nelson <shannon.nelson@...el.com>
To:	jacob jacob <opstkusr@...il.com>
Cc:	Stefan Assmann <sassmann@...hat.com>, Bandan Das <bsd@...hat.com>,
	Alex Williamson <alex.williamson@...hat.com>,
	QEMU Developers <qemu-devel@...gnu.org>,
	kvm-devel <kvm@...r.kernel.org>, netdev@...r.kernel.org
Subject: Re: [Qemu-devel] PCI passthrough of 40G ethernet interface (Openstack/KVM)

On Tue, Mar 24, 2015 at 8:04 AM, jacob jacob <opstkusr@...il.com> wrote:
>
> The issue is running dpdk from within the vm itself. Is it possible
> that the igb_uio driver needs additional updates/functionality to be
> at parity with 1.2.37 version of i40e driver?
>

At this point I think you need to work with the DPDK folks.  We don't
directly support or test the PF driver in a passthru mode, and DPDK
folks will have a better idea how this might affect their driver.

sln
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