Re: [PATCH V2] Add flag to start info regarding virtual mapped p2m list

[Andrew Cooper <andrew.cooper3@citrix.com>]

On 03/03/15 09:29, Juergen Gross wrote:
> In order to indicate the Xen tools capability to support the virtual
> mapped linear p2m list instead the 3 level mfn tree add a flag to the
> start_info page.
>
> Signed-off-by: Juergen Gross <jgross@suse.com>

Reviewed-by: Andrew Cooper <andrew.cooper3@citrix.com>

Much more simple!

> ---
>  xen/include/public/xen.h | 2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/xen/include/public/xen.h b/xen/include/public/xen.h
> index 3703c39..36c6d62 100644
> --- a/xen/include/public/xen.h
> +++ b/xen/include/public/xen.h
> @@ -777,6 +777,8 @@ typedef struct start_info start_info_t;
>  #define SIF_INITDOMAIN    (1<<1)  /* Is this the initial control domain? */
>  #define SIF_MULTIBOOT_MOD (1<<2)  /* Is mod_start a multiboot module? */
>  #define SIF_MOD_START_PFN (1<<3)  /* Is mod_start a PFN? */
> +#define SIF_VIRT_P2M      (1<<4)  /* Does Xen understand a virt. mapped P->M */
> +                                  /* making the 3 level tree obsolete?       */
>  #define SIF_PM_MASK       (0xFF<<8) /* reserve 1 byte for xen-pm options */
>  
>  /*