x86: move viridian_page_msr to hyperv-tlfs.h

And rename it to hv_vp_assist_page_msr.

No functional change.

Signed-off-by: Wei Liu <liuwe@microsoft.com>
Reviewed-by: Paul Durrant <pdurrant@amazon.com>

xen/arch/x86/hvm/viridian/viridian.c

@@ -231,7 +231,7 @@ static void dump_guest_os_id(const struct domain *d)
 
 static void dump_hypercall(const struct domain *d)
 {
-    const union viridian_page_msr *hg;
+    const union hv_vp_assist_page_msr *hg;
 
     hg = &d->arch.hvm.viridian->hypercall_gpa;
 

xen/include/asm-x86/guest/hyperv-tlfs.h

@@ -557,6 +557,17 @@ struct hv_nested_enlightenments_control {
 	} hypercallControls;
 };
 
+union hv_vp_assist_page_msr
+{
+    uint64_t raw;
+    struct
+    {
+        uint64_t enabled:1;
+        uint64_t reserved_preserved:11;
+        uint64_t pfn:48;
+    };
+};
+
 /* Define virtual processor assist page structure. */
 struct hv_vp_assist_page {
 	__u32 apic_assist;

xen/include/asm-x86/hvm/viridian.h

@@ -11,20 +11,9 @@
 
 #include <asm/guest/hyperv-tlfs.h>
 
-union viridian_page_msr
-{
-    uint64_t raw;
-    struct
-    {
-        uint64_t enabled:1;
-        uint64_t reserved_preserved:11;
-        uint64_t pfn:48;
-    };
-};
-
 struct viridian_page
 {
-    union viridian_page_msr msr;
+    union hv_vp_assist_page_msr msr;
     void *ptr;
 };
 
@@ -70,7 +59,7 @@ struct viridian_time_ref_count
 struct viridian_domain
 {
     union hv_guest_os_id guest_os_id;
-    union viridian_page_msr hypercall_gpa;
+    union hv_vp_assist_page_msr hypercall_gpa;
     struct viridian_time_ref_count time_ref_count;
     struct viridian_page reference_tsc;
 };