[Libvir] Fix handling of HVM boot parameters

Daniel Veillard veillard at redhat.com
Fri Aug 11 08:02:01 UTC 2006

On Thu, Aug 10, 2006 at 11:00:01PM +0100, Daniel P. Berrange wrote:
> On Thu, Aug 10, 2006 at 08:31:28AM -0400, Daniel Veillard wrote:
> >   Agreed. And the changes suggested should not affect the very simple
> > case which worked, except for the 'ioemu:' device prefix. We can just
> > discard it when reading the XML and add it when 
> > just discard it except that before xen-3.0.3 this will need to be added
> > back, and post xen-3.0.3 this should be allowed by xend 
> Ok attached an updated version of the patch which the various changes discussed
> in this thread - in particular the addition of a 'device' attribute to the <disk>
> element accepting 'disk', 'floppy', or 'cdrom' and defaulting to 'disk' if it
> is omitted. Best illustrated by example XML dump:

  Looks just fine to me.

> Note that the ioemu: prefix is now not exposed in the XML - we add it back
> on when creating the SEXPR, or strip it when parsing the SEXPR. Until Xen
> 3.0.3 when 'device=cdrom' the only valid target dev is 'hdc', after 3.0.3
> this can be relaxed to allow hda->hdd

  Since we can't detect xend version, that's a good way to proceed,

    thanks !


Red Hat Virtualization group http://redhat.com/virtualization/
Daniel Veillard      | virtualization library  http://libvirt.org/
veillard at redhat.com  | libxml GNOME XML XSLT toolkit  http://xmlsoft.org/
http://veillard.com/ | Rpmfind RPM search engine  http://rpmfind.net/

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