1 files changed, 11 insertions, 0 deletions
diff --git a/linux-2.6-xen-sparse/include/asm-xen/asm-i386/pgtable-2level.h b/linux-2.6-xen-sparse/include/asm-xen/asm-i386/pgtable-2level.h
index 1ed6625fff..a8d2bcfaa8 100644
--- a/linux-2.6-xen-sparse/include/asm-xen/asm-i386/pgtable-2level.h
+++ b/linux-2.6-xen-sparse/include/asm-xen/asm-i386/pgtable-2level.h
@@ -25,6 +25,17 @@ inline static void set_pte_at(struct mm_struct *mm, unsigned long addr,
     }
 }
 
+inline static void set_pte_at_sync(struct mm_struct *mm, unsigned long addr, 
+		       pte_t *ptep, pte_t val )
+{
+    if ( ((mm != current->mm) && (mm != &init_mm)) ||
+	 HYPERVISOR_update_va_mapping( (addr), (val), UVMF_INVLPG ) )
+    {
+        set_pte(ptep, val);
+	xen_invlpg(addr);
+    }
+}
+
 #define set_pte_atomic(pteptr, pteval) set_pte(pteptr,pteval)
 
 #ifndef CONFIG_XEN_SHADOW_MODE