Changeset 102807 in vbox for trunk/src/VBox/VMM/VMMR3/CPUM.cpp

Timestamp:

Jan 10, 2024 7:29:10 AM (11 months ago)

Author:

vboxsync

Message:

VMM/CPUM: bugref:10498 Comment and nit.

File:

• trunk/src/VBox/VMM/VMMR3/CPUM.cpp (modified) (3 diffs)

trunk/src/VBox/VMM/VMMR3/CPUM.cpp

@@ -3579 +3579 @@
             Assert(MtrrMapAdd.idxMtrr > 0);
             Assert(MtrrMapAdd.idxMtrr <= MtrrMapAdd.cMtrrs);
-            Assert(MtrrMapAdd.cbMapped == cb);
+            Assert(MtrrMapAdd.cbMapped == MtrrMapAdd.cbToMap);
             Log3(("CPUM: MTRR: Mapped %u regions using additive method\n", MtrrMapAdd.idxMtrr));
 
@@ -3607 +3607 @@
             Assert(MtrrMapSub.idxMtrr > 0);
             Assert(MtrrMapSub.idxMtrr <= MtrrMapSub.cMtrrs);
-            Assert(MtrrMapSub.cbMapped == cb);
+            Assert(MtrrMapSub.cbMapped == MtrrMapSub.cbToMap);
             Log3(("CPUM: MTRR: Mapped %u regions using subtractive method\n", MtrrMapSub.idxMtrr));
         }
@@ -3642 +3642 @@
     int const rc = cpumR3MtrrMapAddMap(pVM, pMtrrMap, pMtrrMapOptimal);
     if (   RT_SUCCESS(rc)
-        && pMtrrMapOptimal->cbMapped == pMtrrMapOptimal->cbToMap)
+        && pMtrrMapOptimal->cbMapped == pMtrrMapOptimal->cbToMap) /* Required to distinguish full vs overflow state. */
         return VINF_SUCCESS;
     return VERR_OUT_OF_RESOURCES;