Changeset 74571 in vbox for trunk

Timestamp:

Oct 2, 2018 6:58:07 AM (6 years ago)

Author:

vboxsync

Message:

VMM/IEM: Nested VMX: bugref:9180 VM-exit bits; Added MONITOR intercept.

Location:

trunk/src/VBox/VMM/VMMAll

Files:

• IEMAllCImpl.cpp.h (modified) (1 diff)
• IEMAllCImplVmxInstr.cpp.h (modified) (1 diff)

trunk/src/VBox/VMM/VMMAll/IEMAllCImpl.cpp.h

@@ -6773 +6773 @@
 
     /*
+     * Check VMX guest-intercept.
+     * This should be considered a fault-like VM-exit.
+     * See Intel spec. 25.1.1 "Relative Priority of Faults and VM Exits".
+     */
+    if (IEM_VMX_IS_PROCCTLS_SET(pVCpu, VMX_PROC_CTLS_MONITOR_EXIT))
+    {
+        Log2(("monitor: Guest intercept -> #VMEXIT\n"));
+        IEM_VMX_VMEXIT_INSTR_RET(pVCpu, VMX_EXIT_MONITOR, cbInstr);
+    }
+
+    /*
      * Gather the operands and validate them.
      */

trunk/src/VBox/VMM/VMMAll/IEMAllCImplVmxInstr.cpp.h

@@ -37 +37 @@
  *  VMX_EXIT_MWAIT
  *  VMX_EXIT_MTF
- *  VMX_EXIT_MONITOR
+ *  VMX_EXIT_MONITOR (APIC access VM-exit caused by MONITOR pending)
  *  VMX_EXIT_PAUSE
  *  VMX_EXIT_ERR_MACHINE_CHECK