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Re: [Xen-devel] [PATCH] Remove VM genearation ID device and incr_generationid from build_info


  • To: Ian Campbell <Ian.Campbell@xxxxxxxxxx>
  • From: Paul Durrant <Paul.Durrant@xxxxxxxxxx>
  • Date: Thu, 23 Aug 2012 09:49:48 +0100
  • Accept-language: en-US
  • Acceptlanguage: en-US
  • Cc: "Keir \(Xen.org\)" <keir@xxxxxxx>, "xen-devel@xxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxx>
  • Delivery-date: Thu, 23 Aug 2012 08:50:22 +0000
  • List-id: Xen developer discussion <xen-devel.lists.xen.org>
  • Thread-index: Ac2BCwCPGZ1LVVzRQ/2JIjqIH7NxxAAARxcw
  • Thread-topic: [Xen-devel] [PATCH] Remove VM genearation ID device and incr_generationid from build_info

> -----Original Message-----
> From: Ian Campbell
> Sent: 23 August 2012 09:41
> To: Paul Durrant
> Cc: xen-devel@xxxxxxxxxxxxx; Keir (Xen.org)
> Subject: Re: [Xen-devel] [PATCH] Remove VM genearation ID device and
> incr_generationid from build_info
> 
> On Tue, 2012-08-21 at 16:54 +0100, Paul Durrant wrote:
> > # HG changeset patch
> > # User Paul Durrant <paul.durrant@xxxxxxxxxx> # Date 1345564202 -3600
> > # Node ID 4b1f399193f5e363c2b47a3079ac4d3f61ee9a8f
> > # Parent  6d56e31fe1e1dc793379d662a36ff1731760eb0c
> > Remove VM genearation ID device and incr_generationid from build_info.
> >
> > Microsoft have now published their VM generation ID specification at
> > https://www.microsoft.com/en-us/download/details.aspx?id=30707.
> > It differs from the original specification upon which I based my
> > implementation in several key areas. Particularly, it is no longer an
> > incrementing 64-bit counter and so this patch is to remove the
> > incr_generationid field from the build_info and also disable the ACPI
> > device before 4.2 is released.
> >
> > I will follow up with further patches to implement the VM generation
> > ID to the new specification.
> >
> > Signed-off-by: Paul Durrant <paul.durrant@xxxxxxxxxx>
> 
> Tools part looks ok to me:
> Acked-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
> 
> Only thing I would change is to add a comment to the "1" parameter to
> libxl__xc_domain_restore, but I can do that as I commit.
>

Sure. That sounds like a good idea.
 
> If Keir is happy with the hvmloader change then I'll commit.
> 

Thanks,

  Paul


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