Changeset 80258 in vbox

Timestamp:

Aug 14, 2019 4:35:42 AM (6 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

132709

Message:

VMM/TRPM: Nested VMX: bugref:9180 TRPM has no way to distinguish INT1/ICEBP from regular #DB. Added a todo for this.

File:

• trunk/src/VBox/VMM/VMMAll/TRPMAll.cpp (modified) (2 diffs)

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

@@ -300 +300 @@
  * interrupts and software exceptions like \#BP, \#OF).
  *
- * The caller is responsible for making sure there is an active trap 0e
- * when making this request.
+ * The caller is responsible for making sure there is an active trap when making
+ * this request.
  *
  * @param   pVCpu               The cross context virtual CPU structure.
@@ -310 +310 @@
     Log2(("TRPMSetInstrLength: cbInstr=%u\n", cbInstr));
     AssertMsg(pVCpu->trpm.s.uActiveVector != ~0U, ("No active trap!\n"));
+    /** @todo We should be able to set the instruction length for a \#DB raised by
+     *        INT1/ICEBP as well. However, TRPM currently has no way to distinguish
+     *        INT1/ICEBP from regular \#DB. */
     AssertMsg(   pVCpu->trpm.s.enmActiveType == TRPM_SOFTWARE_INT
               || (   pVCpu->trpm.s.enmActiveType == TRPM_TRAP