From mboxrd@z Thu Jan 1 00:00:00 1970 From: Vincent JARDIN Subject: Re: Having troubles binding an SR-IOV VF to uio_pci_generic on Amazon instance Date: Thu, 01 Oct 2015 11:48:32 +0200 Message-ID: <560D0170.3080707@6wind.com> References: <560BD284.7040505@cloudius-systems.com> <20150930151632-mutt-send-email-mst@redhat.com> <560BDE24.8000308@scylladb.com> <20150930165359-mutt-send-email-mst@redhat.com> <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> <560CFFFF.4000601@6wind.com> <560D0059.5050003@scylladb.com> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Cc: "dev@dpdk.org" To: Avi Kivity , "Michael S. Tsirkin" Return-path: Received: from mail-wi0-f175.google.com (mail-wi0-f175.google.com [209.85.212.175]) by dpdk.org (Postfix) with ESMTP id 4A4A88D90 for ; Thu, 1 Oct 2015 11:48:33 +0200 (CEST) Received: by wicfx3 with SMTP id fx3so20058602wic.0 for ; Thu, 01 Oct 2015 02:48:33 -0700 (PDT) In-Reply-To: <560D0059.5050003@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 01/10/2015 11:43, Avi Kivity wrote: > > That is because the device itself contains an iommu. Yes. It could be an option: - we could flag the Linux system unsafe when the device does not have any IOMMU - we flag the Linux system safe when the device has an IOMMU