Index: ntoskrnl/ke/i386/thrdini.c
===================================================================
--- ntoskrnl/ke/i386/thrdini.c	(révision 61005)
+++ ntoskrnl/ke/i386/thrdini.c	(copie de travail)
@@ -157,10 +157,12 @@
             FxSaveArea->Cr0NpxState = 0;
             FxSaveArea->NpxSavedCpu = 0;
 
-            /* Now set the context flags depending on XMM support */
-            ContextFlags |= (KeI386FxsrPresent) ? CONTEXT_EXTENDED_REGISTERS :
-                                                  CONTEXT_FLOATING_POINT;
+            ContextFlags |= CONTEXT_FLOATING_POINT;
 
+            /* Now set the relevant context for XMM support */
+            if (KeI386FxsrPresent) 
+                ContextFlags |= CONTEXT_EXTENDED_REGISTERS;
+
             /* Set the Thread's NPX State */
             Thread->NpxState = NPX_STATE_NOT_LOADED;
             Thread->Header.NpxIrql = PASSIVE_LEVEL;