[Xen-devel] [PATCH V2] Add flag to start info regarding virtual mapped p2m list

[Juergen Gross <jgross@xxxxxxxx>]

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@xxxxxxxx>
---
 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 */
 
 /*
-- 
2.1.4


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