[Xen-devel] [PATCH V3] 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 | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/xen/include/public/xen.h b/xen/include/public/xen.h
index 3703c39..66c09a3 100644
--- a/xen/include/public/xen.h
+++ b/xen/include/public/xen.h
@@ -773,10 +773,12 @@ typedef struct start_info start_info_t;
 #endif /* XEN_HAVE_PV_GUEST_ENTRY */
 
 /* These flags are passed in the 'flags' field of start_info_t. */
-#define SIF_PRIVILEGED    (1<<0)  /* Is the domain privileged? */
-#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_PRIVILEGED      (1<<0)  /* Is the domain privileged? */
+#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_4TOOLS (1<<4)  /* Do Xen tools 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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