Re: [Xen-devel] [PATCH 4 of 5] Add code to track the address of the VM generation id buffer across a

[Tim Deegan <tim@xxxxxxx>]

At 12:15 +0000 on 28 Nov (1322482536), Paul Durrant wrote:
> --- a/xen/include/public/hvm/params.h Mon Nov 28 12:14:48 2011 +0000
> +++ b/xen/include/public/hvm/params.h Mon Nov 28 12:14:49 2011 +0000
> @@ -142,6 +142,9 @@
>  /* Boolean: Enable nestedhvm (hvm only) */
>  #define HVM_PARAM_NESTEDHVM    24
>  
> -#define HVM_NR_PARAMS          27
> +/* Address of VM generation id buffer */
> +#define HVM_PARAM_VM_GENERATION_ID_ADDR 27
> +
> +#define HVM_NR_PARAMS          28
>  
>  #endif /* __XEN_PUBLIC_HVM_PARAMS_H__ */

Since the hypervisor doesn't use this value, I don't think this is the
right place for it to live.  Tools-only VM metadata should probably go
in xenstore or in the toolstacks' own datastructures. 

Tim.

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