From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Cooper Subject: Re: First DomU started goes into a busy loop Date: Tue, 25 Sep 2012 17:35:10 +0100 Message-ID: <5061DD3E.8080002@citrix.com> References: <50607CCF.9050904@overnetdata.com> <506095D3.8090907@citrix.com> <1348561254.3452.103.camel@zakaz.uk.xensource.com> <5061DC3A.7070704@overnetdata.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <5061DC3A.7070704@overnetdata.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Anthony Wright Cc: Ian Campbell , "xen-devel@lists.xen.org" List-Id: xen-devel@lists.xenproject.org On 25/09/12 17:30, Anthony Wright wrote: > On 25/09/2012 09:20, Ian Campbell wrote: >> (putting Anthony back on the CC) >> >> On Mon, 2012-09-24 at 18:18 +0100, Andrew Cooper wrote: >>> 32bit builds of Xen have been removed from 4.3. As far as I am aware, >>> there has been no serious effort to maintain them. I highly suggest >>> using a 64bit Xen. >> Anthony's references to 32-bit all seem to be in the context of the >> Linux kernel. >> >> Just to be clear we have removed support for the 32-bit hypervisor only. >> We have not and will not be removing support for 32-bit (PAE) PV >> domains, running as either guest or dom0 on a 64-bit hypervisor. 32-bit >> HVM guests, with or without PAE enabled, also remain fully supported. >> >> Ian. >> > Could you give me some pointers regarding building a 64 bit Xen > hypervisor on a 32 bit linux system, or do I need to build it on a 64 > bit system? > > I've found the XEN_TARGET_ARCH setting in the makefile which looks like > setting it to x86_64 might be the right direction, but I'm trying to > determine if there's an "official" way of doing it. > > thanks, > > Anthony. That is indeed the official way of doing it, with an optional CROSS_COMPILE= prefix if your system gcc can only do 32bit. -- Andrew Cooper - Dom0 Kernel Engineer, Citrix XenServer T: +44 (0)1223 225 900, http://www.citrix.com