From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:41106) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ejRZe-0000FG-Pr for qemu-devel@nongnu.org; Wed, 07 Feb 2018 10:23:51 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ejRZb-0002tv-MU for qemu-devel@nongnu.org; Wed, 07 Feb 2018 10:23:50 -0500 Received: from mx3-rdu2.redhat.com ([66.187.233.73]:36250 helo=mx1.redhat.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1ejRZb-0002tf-Hk for qemu-devel@nongnu.org; Wed, 07 Feb 2018 10:23:47 -0500 References: <20180125040328.22867-1-tiwei.bie@intel.com> <20180125040328.22867-7-tiwei.bie@intel.com> <2e83b7fa-8cec-4c13-003f-f753a13fbfe2@redhat.com> <20180206044005.louuil5etk6vsy4z@debian-xvivbkq.sh.intel.com> From: Paolo Bonzini Message-ID: Date: Wed, 7 Feb 2018 16:23:29 +0100 MIME-Version: 1.0 In-Reply-To: <20180206044005.louuil5etk6vsy4z@debian-xvivbkq.sh.intel.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [virtio-dev] [PATCH v1 6/6] vhost-user: add VFIO based accelerators support List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Tiwei Bie Cc: qemu-devel@nongnu.org, virtio-dev@lists.oasis-open.org, mst@redhat.com, alex.williamson@redhat.com, jasowang@redhat.com, stefanha@redhat.com, cunming.liang@intel.com, dan.daly@intel.com, jianfeng.tan@intel.com, zhihong.wang@intel.com, xiao.w.wang@intel.com On 06/02/2018 05:40, Tiwei Bie wrote: > In our case, the accelerator for > each VM is a PCI VF device and the PCI card has vswitch > logic (the VFs are the ports of switch to connect VMs). Ok, this makes a lot more sense now. :) Paolo > So the card is a vswitch accelerator which will be shared > between multiple VMs.