From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Friesen Subject: help? need to enable VT-d for 2.6.27 Date: Tue, 30 Aug 2011 10:29:39 -0600 Message-ID: <4E5D0FF3.6030705@genband.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit To: Avi Kivity , mtosatti@redhat.com, kvm@vger.kernel.org Return-path: Received: from exprod7og102.obsmtp.com ([64.18.2.157]:38796 "EHLO exprod7og102.obsmtp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754330Ab1H3RPX (ORCPT ); Tue, 30 Aug 2011 13:15:23 -0400 Sender: kvm-owner@vger.kernel.org List-ID: I'm in a bit of an odd situation. We run an embedded version of linux on many different boards with different vendor agreements so it's painful to upgrade kernel versions. I've been asked to provide VT-d support for KVM on our kernel (primarily for mapping NIC VFs into the guests), and I'm trying to figure out my best option to get a working implementation. Looking at the kvm git tree, kvm-77 seems to be based off 2.6.27. Should I look at porting that? Would I be better off just scanning for anything VT-d related in 2.6.28 and backporting it? Are there any better options? Any advice you could provide would be appreciated. Thanks, Chris -- Chris Friesen Software Developer GENBAND chris.friesen@genband.com www.genband.com