Changeset 65106 in vbox for trunk/src/VBox/VMM

Timestamp:

Jan 4, 2017 12:25:28 PM (8 years ago)

Author:

vboxsync

Message:

VMM/HMVMXR0: Don't need to initialize #UD intercepts when it's being loaded via hmR0VmxLoadGuestXcptIntercepts().

File:

• trunk/src/VBox/VMM/VMMR0/HMVMXR0.cpp (modified) (2 diffs)

trunk/src/VBox/VMM/VMMR0/HMVMXR0.cpp

@@ -2639 +2639 @@
  * Sets up the initial exception bitmap in the VMCS based on static conditions.
  *
+ * We shall setup those exception intercepts that don't change during the
+ * lifetime of the VM here. The rest are done dynamically while loading the
+ * guest state.
+ *
  * @returns VBox status code.
  * @param   pVM         The cross context VM structure.
@@ -2650 +2654 @@
     LogFlowFunc(("pVM=%p pVCpu=%p\n", pVM, pVCpu));
 
-    /** @todo r=ramshankar: Shouldn't setting up \#UD intercepts be handled by
-     *        hmR0VmxLoadGuestXcptIntercepts()? Why do we check it here? */
-    uint32_t u32XcptBitmap = pVCpu->hm.s.fGIMTrapXcptUD ? RT_BIT(X86_XCPT_UD) : 0;
+    uint32_t u32XcptBitmap = 0;
 
     /* Must always intercept #AC to prevent the guest from hanging the CPU. */