[Pkg-xen-devel] Bug#536175: Bug#536175: Bug#536175: Bug#536176: xen-utils-3.4: trying xen-3.4 once breaks xen-3.2 (?)

[Pasi Kärkkäinen]

On Thu, Jul 09, 2009 at 12:11:33AM +0300, Pasi Kärkkäinen wrote:
> On Wed, Jul 08, 2009 at 11:34:18PM +0300, Pasi Kärkkäinen wrote:
> > On Wed, Jul 08, 2009 at 04:38:10PM +0200, Csillag Kristof wrote:
> > > We should move this to this thread (#536175),
> > > because the other bug report (#536176) is about a different issue.
> > > 
> > > Pasi Kärkkäinen wrote:
> > > > On Wed, Jul 08, 2009 at 04:10:31PM +0200, Bastian Blank wrote:
> > > >   
> > > >> On Wed, Jul 08, 2009 at 04:19:39PM +0300, Pasi Kärkkäinen wrote:
> > > >>     
> > > >>> Uhm, that's really weird. What was the reason for disabling Xen HVM support?
> > > >>> It's removing half of the Xen functionality in Debian.. 
> > > >>>       
> > > >> Xen upstream decided to move the patches in qemu upstream. So this needs
> > > >> to be built from qemu in the future, but this is not nearly ready.
> > > >>
> > > >>     
> > > >
> > > > Oh, it's about ioemu-remote stuff.
> > > >
> > > > You could also include a tarball of qemu-xen tree (or whatever the correct tree
> > > > is) if that helps? 
> > > >
> > 
> > Actually I don't think you should build the upstream qemu for xen 3.4.0.
> > Xen 3.4.0 uses it's own version of qemu, not the upstream qemu, afaik.
> > 
> 
> If I understand this correctly, as a default Xen 3.4 hg/mercurial source tree [1]
> uses 'ioemu-remote', which means the Xen version of Qemu (qemu-xen) 
> is developed on a separate git tree [2].
> 
> The official Xen 3.4.0 release tarball [3] contains embedded copy of this
> ioemu-remote qemu-xen tree on "tools/ioemu-qemu-xen" directory, so the release
> tarball can be built without internet/git access.
> 

For example Fedora's Xen 3.4.0 source RPM contains the xen-3.4.0.tar.gz
release tarball, and they build the included ioemu, just like in earlier Xen
releases. That is the correct way to do it.

-- Pasi

> 
> [1] http://xenbits.xen.org/xen-3.4-testing.hg
> [2] http://xenbits.xen.org/git-http/qemu-xen-3.4-testing.git
> [3] http://bits.xensource.com/oss-xen/release/3.4.0/xen-3.4.0.tar.gz
> 
> -- Pasi
>