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Re: [Libvir] <disk> <shareable/> has no effect



On Wed, Nov 21, 2007 at 04:17:50PM +0000, Daniel P. Berrange wrote:
> On Wed, Nov 21, 2007 at 11:14:18AM -0500, Daniel Veillard wrote:
> > On Fri, Nov 16, 2007 at 10:09:19AM -0500, Daniel Veillard wrote:
> > > On Wed, Nov 14, 2007 at 06:55:31PM +0100, Markus Armbruster wrote:
> > > > Looks like <shareable/> within <disk> has no effect.  I ran virsh
> > > > dumpxml, inserted the <shareable/>, redefined the domain, and ran
> > > > virsh dumpxml again.  No shareable.  I even ran virsh undefine and
> > > > virsh define again, same thing.
> > > > 
> > > 
> > >   Strange, I noticed that there were no test of the conversion for 
> > > "w!" to and from <shareable/>, so I added tests based on yours but
> > > they work as expected in the conversion routines as tested. So I admit
> > > I'm a bit lost to what could have caused the problem. Since the 
> > > xml dump includes the "w!" I would assume the part going from 
> > > the XML file for creation of the domain worked as expected, but it's
> > > when dumping back the domain that you got the missing  <shareable/>,
> > > right ? Was the domain running at that point ? If on RHEL-5(.1) and
> > > for a defined but non-running domain, the dump routine could use a 
> > > different path.
> > 
> >   Okay, checked and confirmed if you build from a defined domain 
> > it uses the xm_internal.c backend and in xenXMDomainFormatXML we
> > forgot to check for 'w!' and dump the <shareable/> element. The
> > fix is trivial, enclosed, and I will commit it tomorrow unless
> > someone disagrees,
> 
> Xen allows both '!' and 'w!'  to mean shareable, so you need to
> check for both. Aside from that, its fine.

  Okay, tested both, and commited, 

Daniel

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


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