Changeset 60820 in vbox for trunk/src/VBox

Timestamp:

May 4, 2016 9:54:38 AM (9 years ago)

Author:

vboxsync

Message:

VMM/APIC: Comment.

File:

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

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

@@ -1416 +1416 @@
     AssertReturn(idxLvt < RT_ELEMENTS(g_au32LvtValidMasks), VERR_OUT_OF_RANGE);
 
+    /*
+     * For x2APIC, disallow setting of invalid/reserved bits.
+     * For xAPIC, mask out invalid/reserved bits (i.e. ignore them).
+     */
     if (   XAPIC_IN_X2APIC_MODE(pVCpu)
         && (uLvt & ~g_au32LvtValidMasks[idxLvt]))