From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeremy Fitzhardinge Subject: Re: Re: [Fedora-xen] 2.6.31-1.2.65.xendom0.fc12.x86_64 crash on boot Date: Mon, 21 Sep 2009 12:07:42 -0700 Message-ID: <4AB7CEFE.3020109@goop.org> References: <976E8557-F11D-416E-84C2-CD12B180CA1B@rit.edu> <20090915071730.GP31123@reaktio.net> <20090915075613.GQ31123@reaktio.net> <82B3AFF8-B4F1-4347-82F3-04F100002684@rit.edu> <20090915113914.GT31123@reaktio.net> <4AB013D2.908@goop.org> <20090916114713.GC31123@reaktio.net> <20FE5C88-00D8-47FC-AACE-99DD211EC99E@rit.edu> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20FE5C88-00D8-47FC-AACE-99DD211EC99E@rit.edu> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: Charles Gruener Cc: xen-devel@lists.xensource.com, M A Young , fedora-xen@redhat.com List-Id: xen-devel@lists.xenproject.org On 09/16/09 09:09, Charles Gruener wrote: > This absolutely fixes my issue. With the latest patch, I can boot my > system successfully if NX is enabled or disabled in the BIOS. Great, thanks for the confirmation. I'll push this patch upstream. > Just a final note, I do need to make sure VT-d is disabled in the > BIOS, and then I can boot. This was obviously not addressed in this > patch nor was it requested to be. It would be nice to have it working > at some point as this machine will hopefully have a bunch of NVidia > cards in it that will need to be dedicated to each of the domU's for > CUDA research. Just to clarify this a bit: Are you saying that if you leave VT-d enabled in BIOS something bad happens? Does it crash? But ideally you'd like to enable it and have it working to allow NVidia cards work, which require it? Thanks, J