Changeset 13120 in vbox for trunk/src

Timestamp:

Oct 9, 2008 11:14:16 AM (16 years ago)

Author:

vboxsync

Message:

Fix for EPT & real mode cr3 resync.

File:

• trunk/src/VBox/VMM/VMMR0/HWVMXR0.cpp (modified) (1 diff)

trunk/src/VBox/VMM/VMMR0/HWVMXR0.cpp

@@ -1431 +1431 @@
     CPUMSetGuestCR4(pVM, val);
 
-    /* Can be updated behind our back in the nested paging case. */
-    CPUMSetGuestCR2(pVM, ASMGetCR2());
-
     /* Note: no reason to sync back the CRx registers. They can't be changed by the guest. */
     /* Note: only in the nested paging case can CR3 & CR4 be changed by the guest. */
-    if (pVM->hwaccm.s.fNestedPaging)
-    {
+    if (    pVM->hwaccm.s.fNestedPaging
+        &&  !CPUMIsGuestInRealModeEx(pCtx))
+    {
+        /* Can be updated behind our back in the nested paging case. */
+        CPUMSetGuestCR2(pVM, ASMGetCR2());
+
         VMXReadVMCS(VMX_VMCS_GUEST_CR3, &val);