xen: move VCPUOP_register_runstate_memory_area to common code

Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Acked-by: Keir Fraser <keir@xen.org>

diff --git a/xen/arch/x86/domain.c b/xen/arch/x86/domain.c
index 0228db2ad9e6fcdde33a2ba9dd6650c311c7e784..161d1b34d7e5097e8316b7ac99fba2b2d246640e 100644 (file)
--- a/xen/arch/x86/domain.c
+++ b/xen/arch/x86/domain.c
@@ -966,34 +966,6 @@ arch_do_vcpu_op(
 
     switch ( cmd )
     {
-    case VCPUOP_register_runstate_memory_area:
-    {
-        struct vcpu_register_runstate_memory_area area;
-        struct vcpu_runstate_info runstate;
-
-        rc = -EFAULT;
-        if ( copy_from_guest(&area, arg, 1) )
-            break;
-
-        if ( !guest_handle_okay(area.addr.h, 1) )
-            break;
-
-        rc = 0;
-        runstate_guest(v) = area.addr.h;
-
-        if ( v == current )
-        {
-            __copy_to_guest(runstate_guest(v), &v->runstate, 1);
-        }
-        else
-        {
-            vcpu_runstate_get(v, &runstate);
-            __copy_to_guest(runstate_guest(v), &runstate, 1);
-        }
-
-        break;
-    }
-
     /*
      * XXX Disable for 4.0.0: __update_vcpu_system_time() writes to the given
      * virtual address even when running in another domain's address space.

diff --git a/xen/common/domain.c b/xen/common/domain.c
index d0b2f2eab0ecc1ba611babcff51f73a6addc8802..fac3470a33a2510763bdab8937d9194dcd83cdc8 100644 (file)
--- a/xen/common/domain.c
+++ b/xen/common/domain.c
@@ -1105,6 +1105,34 @@ long do_vcpu_op(int cmd, int vcpuid, XEN_GUEST_HANDLE_PARAM(void) arg)
         break;
     }
 
+    case VCPUOP_register_runstate_memory_area:
+    {
+        struct vcpu_register_runstate_memory_area area;
+        struct vcpu_runstate_info runstate;
+
+        rc = -EFAULT;
+        if ( copy_from_guest(&area, arg, 1) )
+            break;
+
+        if ( !guest_handle_okay(area.addr.h, 1) )
+            break;
+
+        rc = 0;
+        runstate_guest(v) = area.addr.h;
+
+        if ( v == current )
+        {
+            __copy_to_guest(runstate_guest(v), &v->runstate, 1);
+        }
+        else
+        {
+            vcpu_runstate_get(v, &runstate);
+            __copy_to_guest(runstate_guest(v), &runstate, 1);
+        }
+
+        break;
+    }
+
 #ifdef VCPU_TRAP_NMI
     case VCPUOP_send_nmi:
         if ( !guest_handle_is_null(arg) )