Changeset 46587 in vbox for trunk

Timestamp:

Jun 17, 2013 12:55:39 PM (12 years ago)

Author:

vboxsync

Message:

VMM/HM: A tad bit more comments on what is really going on.

File:

• trunk/src/VBox/VMM/VMMR3/HM.cpp (modified) (1 diff)

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

@@ -1973 +1973 @@
                 uint8_t abInstr[15];
 
-                /* Replacing two instructions now. */
+                /* Replacing the two instructions above with an AMD-V specific lock-prefixed 32-bit MOV CR8 instruction so as to
+                   access CR8 in 32-bit mode and not cause a #VMEXIT. */
                 rc = PGMPhysSimpleReadGCPtr(pVCpu, &pPatch->aOpcode, pCtx->rip, cbOpMmio + cbOp);
                 AssertRC(rc);