From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by dpdk.org (Postfix) with ESMTP id 9F46E6886 for ; Mon, 8 Sep 2014 10:25:50 +0200 (CEST) Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga102.jf.intel.com with ESMTP; 08 Sep 2014 01:24:42 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.04,485,1406617200"; d="scan'208";a="569866791" Received: from irsmsx102.ger.corp.intel.com ([163.33.3.155]) by orsmga001.jf.intel.com with ESMTP; 08 Sep 2014 01:30:47 -0700 Received: from irsmsx155.ger.corp.intel.com (163.33.192.3) by IRSMSX102.ger.corp.intel.com (163.33.3.155) with Microsoft SMTP Server (TLS) id 14.3.195.1; Mon, 8 Sep 2014 09:30:16 +0100 Received: from irsmsx109.ger.corp.intel.com ([169.254.13.200]) by IRSMSX155.ger.corp.intel.com ([169.254.14.85]) with mapi id 14.03.0195.001; Mon, 8 Sep 2014 09:30:16 +0100 From: "Burakov, Anatoly" To: "Sujith Sankar (ssujith)" , Stephen Hemminger Thread-Topic: [dpdk-dev] [PATCH 00/16] [RFC] [VFIO] Add VFIO support to DPDK Thread-Index: Ac9lLTXFrHbg7bLiSjKn4c9MFTXI0gAVOByAACMklAAZYcOAgAAV94bA//9SV4CAAK+NEA== Date: Mon, 8 Sep 2014 08:30:16 +0000 Message-ID: References: <20140501091241.4786e99c@nehalam.linuxnetplumber.net> In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [163.33.239.181] Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Cc: "dev@dpdk.org" Subject: Re: [dpdk-dev] [PATCH 00/16] [RFC] [VFIO] Add VFIO support to DPDK X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 08 Sep 2014 08:25:51 -0000 Hi Sujith Of course you can. Just use the igb_uio driver instead. Refer to the Gettin= g Started Guide from Intel, it'll walk you through the steps, although they= are basically the same as for VFIO. Thanks, Anatoly -----Original Message----- From: Sujith Sankar (ssujith) [mailto:ssujith@cisco.com]=20 Sent: Monday, September 8, 2014 9:28 AM To: Burakov, Anatoly; Stephen Hemminger Cc: dev@dpdk.org Subject: Re: [dpdk-dev] [PATCH 00/16] [RFC] [VFIO] Add VFIO support to DPDK Anatoly, Thanks for the quick response ! I am able do PCI passthrough and use the NIC in the guest OS. What I=B9m trying to do is run DPDK in the guest and make use of the passed= -through NIC. Without using VFIO, could I achieve this? Thanks, -Sujith On 08/09/14 1:51 pm, "Burakov, Anatoly" wrote: >Hi Sujith > >Not that I know of, no. There are other ways to run physical NICs in a=20 >VM though, you don't require VFIO for that. > >Thanks, >Anatoly > >-----Original Message----- >From: Sujith Sankar (ssujith) [mailto:ssujith@cisco.com] >Sent: Monday, September 8, 2014 9:20 AM >To: Burakov, Anatoly; Stephen Hemminger >Cc: dev@dpdk.org >Subject: Re: [dpdk-dev] [PATCH 00/16] [RFC] [VFIO] Add VFIO support to=20 >DPDK > >Hi Anatoly, > >Has anything happened in this front? Do you see running of DPDK in=20 >guest OS on KVM with physical NIC passed through to it happening soon? > >Thanks, >-Sujith > >On 02/05/14 2:28 pm, "Burakov, Anatoly" 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 >> >>-------------------------------------------------------------- >>Intel Shannon Limited >>Registered in Ireland >>Registered Office: Collinstown Industrial Park, Leixlip, County=20 >>Kildare Registered Number: 308263 Business address: Dromore House,=20 >>East Park, Shannon, Co. Clare >> >> >> >