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xen-devel
[Xen-devel] Re: [PATCH] [XEND] alignment of vtpm support in xenapi, docu
Ewan Mellor <ewan@xxxxxxxxxxxxx> wrote on 01/30/2007
10:32:40 AM:
> On Tue, Jan 30, 2007 at 10:23:13AM -0500, Stefan Berger wrote:
>
> > Ewan Mellor <ewan@xxxxxxxxxxxxx> wrote on 01/30/2007 10:12:10
AM:
> >
> > > On Tue, Jan 30, 2007 at 09:29:47AM -0500, Stefan Berger
wrote:
> > >
> > > > This patch aligns vTPM support in the Xen-API, documentation
and
> > lib-xen
> > > > (after the recent changes).
> > > >
> > > > Signed-off-by: Stefan Berger <stefanb@xxxxxxxxxx>
> > >
> > > What's the intention here? You've removed the get_instance
calls, but
> > not the
> > > instance field from the documentation. Assuming that
that's just a
> > mistake,
> > > and you meant to remove the instance field, we're left with
a VTPM class
> > that
> > > has nothing other than a reference to a VM and a reference
to a backend
> > > domain. What are the semantics of that object now?
> >
> > The instance will remain to be assigned by the hotplug scripts.
In the
> > old-style of VM configuration file one could still pass it as
parameter,
> > but its ignored. I rather not have it passed in as a parameter
by the
> > Xen-API, either. From what I can see a getter for it is not useful,
> > either, since I want the instance number to be hidden from management
> > software.
>
> What we're left with seems like a pretty expensive way of saying "VTPM_backend
> = N". Is there really nothing else that's configurable?
We could just put
> this into VM.other_config if that's the only thing that you need,
which would
> make configuring a VTPM a lot easier.
I would like to treat the vTPM as a device like VIF
and VBDs with create and destroy methods exported to management software
so that a TPM device can be added to a VM similar to other devices and
possibly removed when the VM is not running.
Stefan
>
> Ewan.
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- [Xen-devel] [PATCH] [XEND] alignment of vtpm support in xenapi, documentation and libxen, Stefan Berger
- [Xen-devel] Re: [PATCH] [XEND] alignment of vtpm support in xenapi, documentation and libxen, Ewan Mellor
- [Xen-devel] Re: [PATCH] [XEND] alignment of vtpm support in xenapi, documentation and libxen, Stefan Berger
- [Xen-devel] Re: [PATCH] [XEND] alignment of vtpm support in xenapi, documentation and libxen, Ewan Mellor
- [Xen-devel] Re: [PATCH] [XEND] alignment of vtpm support in xenapi, documentation and libxen,
Stefan Berger <=
- [Xen-devel] Re: [PATCH] [XEND] alignment of vtpm support in xenapi, documentation and libxen, Ewan Mellor
- [Xen-devel] Re: [PATCH] [XEND] alignment of vtpm support in xenapi, documentation and libxen, Stefan Berger
- [Xen-devel] Re: [PATCH] [XEND] alignment of vtpm support in xenapi, documentation and libxen, Ewan Mellor
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