Changeset 79874 in vbox for trunk/src/VBox/VMM/VMMAll/HMVMXAll.cpp

Timestamp:

Jul 19, 2019 9:15:09 AM (6 years ago)

Author:

vboxsync

Message:

VMM/HM: Nested VMX: bugref:9180 We need to flush the TLB when the VMX APIC-access page address changes (when we switch to/from guest/nested-guest).

File:

• trunk/src/VBox/VMM/VMMAll/HMVMXAll.cpp (modified) (1 diff)

trunk/src/VBox/VMM/VMMAll/HMVMXAll.cpp

@@ -1325 +1325 @@
      */
     pVCpu->hm.s.vmx.fMergedNstGstCtls = false;
+
+    /*
+     * Flush the TLB before entering the outer guest execution (mainly required since the
+     * APIC-access guest-physical address would have changed and probably more things in
+     * the future).
+     */
+    pVCpu->hm.s.vmx.fSwitchedNstGstFlushTlb = true;
 }