From mboxrd@z Thu Jan 1 00:00:00 1970 From: Michael Tokarev Subject: Re: 1-1 mapping of devices without VT-d Date: Tue, 02 Dec 2008 00:09:16 +0300 Message-ID: <4934527C.1090507@msgid.tls.msk.ru> References: <18C018878FB0244EB71B7FE328978A320F7FB1E1@rrsmsx503.amr.corp.intel.com> <49344571.2000601@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: "Passera, Pablo R" , "kvm@vger.kernel.org" To: dlaor@redhat.com Return-path: Received: from hobbit.corpit.ru ([81.13.33.150]:22768 "EHLO hobbit.corpit.ru" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751543AbYLAVJS (ORCPT ); Mon, 1 Dec 2008 16:09:18 -0500 In-Reply-To: <49344571.2000601@redhat.com> Sender: kvm-owner@vger.kernel.org List-ID: Dor Laor wrote: [] > Although it had worked for us out of tree, there is no immediate need to > pursue it. > If anyone would like to nurture these patches he is more than welcome. > ps: you also have pv-dma option for Linux guests (same status though). > As time goes by most host will have either vt-d or amd iommu. Hmm. Well, as time goes by, most hosts will be 64 bit or more. But it does not mean that there's no need to maintain 32bits arch anymore... i hope anyway :) Are you saying that PCI passthrough without hardware support will not be available in (standard) kvm, even if patches exists for that? /mjt