From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: Having troubles binding an SR-IOV VF to uio_pci_generic on Amazon instance Date: Thu, 1 Oct 2015 13:25:17 +0300 Message-ID: <560D0A0D.8030604@scylladb.com> References: <560BF782.4070308@scylladb.com> <20150930175848-mutt-send-email-mst@redhat.com> <560C0171.7080507@scylladb.com> <20150930204016.GA29975@redhat.com> <20151001113828-mutt-send-email-mst@redhat.com> <560CF44A.60102@scylladb.com> <20151001120027-mutt-send-email-mst@redhat.com> <560CFB66.5050904@scylladb.com> <20151001123335-mutt-send-email-mst@redhat.com> <560D028A.8050509@scylladb.com> <20151001131517-mutt-send-email-mst@redhat.com> <560D09E4.4060603@scylladb.com> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Cc: "dev@dpdk.org" To: "Michael S. Tsirkin" Return-path: Received: from mail-wi0-f169.google.com (mail-wi0-f169.google.com [209.85.212.169]) by dpdk.org (Postfix) with ESMTP id 26DAA5A86 for ; Thu, 1 Oct 2015 12:25:20 +0200 (CEST) Received: by wicfx3 with SMTP id fx3so25855200wic.1 for ; Thu, 01 Oct 2015 03:25:20 -0700 (PDT) In-Reply-To: <560D09E4.4060603@scylladb.com> List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" On 10/01/2015 01:24 PM, Avi Kivity wrote: > On 10/01/2015 01:17 PM, Michael S. Tsirkin wrote: >> On Thu, Oct 01, 2015 at 12:53:14PM +0300, Avi Kivity wrote: >>> Non-virtualized setups have an iommu available, but they can also use >>> pci_uio_generic without patching if they like. >> Not with VFs, they can't. >> > > They can and they do (I use it myself). I mean with a PF. Why use a VF on a non-virtualized system?