From mboxrd@z Thu Jan 1 00:00:00 1970 From: Muli Ben-Yehuda Subject: Re: QEMU PIC indirection patch for in-kernel APIC work Date: Sun, 8 Apr 2007 12:04:29 +0300 Message-ID: <20070408090429.GB26210@rhun.ibm.com> References: <4613CC01.1090500@qumranet.com> <4613CDB2.4000903@codemonkey.ws> <4613D001.3040606@qumranet.com> <20070404200112.GA6070@elte.hu> <4614098F.2030307@us.ibm.com> <20070404212103.GA19026@elte.hu> <1175728768.12230.593.camel@localhost.localdomain> <4614A294.3000607@qumranet.com> <1175821357.12230.642.camel@localhost.localdomain> <46187F4E.1080807@qumranet.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org, netdev To: Avi Kivity Return-path: Content-Disposition: inline In-Reply-To: <46187F4E.1080807-atKUWr5tajBWk0Htik3J/w@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: netdev.vger.kernel.org On Sun, Apr 08, 2007 at 08:36:14AM +0300, Avi Kivity wrote: > That is not the common case. Nor is it true when there is a > mismatch between the card's capabilties and guest expectations and > constraints. For example, guest memory is not physically contiguous > so a NIC that won't do scatter/gather will require bouncing (or an > iommu, but that's not here yet). Actually, Allen Key from Intel just posted the first VT-d patches to xen-devel a couple of days ago. I wonder if anyone is working on kvm support (which would require Linux support). Cheers, Muli ------------------------------------------------------------------------- Take Surveys. Earn Cash. Influence the Future of IT Join SourceForge.net's Techsay panel and you'll get the chance to share your opinions on IT & business topics through brief surveys-and earn cash http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV