Changeset 65448 in vbox for trunk/src/VBox/VMM

Timestamp:

Jan 26, 2017 9:39:54 AM (8 years ago)

Author:

vboxsync

Message:

HMInternal.h: todo, comment.

File:

• trunk/src/VBox/VMM/include/HMInternal.h (modified) (2 diffs)

trunk/src/VBox/VMM/include/HMInternal.h

@@ -146 +146 @@
 
 /** @name HM changed flags.
- * These flags are used to keep track of which important registers that
- * have been changed since last they were reset.
+ * These flags are used to keep track of which important registers that have
+ * been changed since last they were reset.
+ *
+ * Flags marked "shared" are used for registers that are common to both the host
+ * and guest (i.e. without dedicated VMCS/VMCB fields for guest bits).
+ *
  * @{
  */
@@ -167 +171 @@
 #define HM_CHANGED_GUEST_SYSENTER_ESP_MSR        RT_BIT(15)
 #define HM_CHANGED_GUEST_EFER_MSR                RT_BIT(16)
-#define HM_CHANGED_GUEST_LAZY_MSRS               RT_BIT(17)     /* Shared */
+#define HM_CHANGED_GUEST_LAZY_MSRS               RT_BIT(17)     /* Shared */ /** @todo Move this to VT-x specific? */
 #define HM_CHANGED_GUEST_XCPT_INTERCEPTS         RT_BIT(18)
 /* VT-x specific state. */