[ia64] remove the runtime warning when hvmop_set_mem_type is used.

remove the runtime warning when HVMOP_set_mem_type is used.
But the hypercall just returns -ENOSYS. It isn't implemented yet.

Signed-off-by: Isaku Yamahata <yamahata@xxxxxxxxxxxxx>

diff -r da236d7f59b9 xen/arch/ia64/vmx/vmx_hypercall.c
--- a/xen/arch/ia64/vmx/vmx_hypercall.c	Wed Aug 13 22:22:21 2008 +0900
+++ b/xen/arch/ia64/vmx/vmx_hypercall.c	Thu Aug 14 11:00:35 2008 +0900
@@ -251,6 +251,10 @@
         break;
     }
 
+    case HVMOP_set_mem_type:
+        rc = -ENOSYS;
+        break;
+
     default:
         gdprintk(XENLOG_INFO, "Bad HVM op %ld.\n", op);
         rc = -ENOSYS;