Changeset 61557 in vbox

Timestamp:

Jun 8, 2016 7:59:01 AM (8 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

@@ -1142 +1142 @@
      * update ISR/TPR transparently. We thus re-calculate the PPR which may be out of sync.
      * See Intel spec. 29.2.2 "Virtual-Interrupt Delivery".
+     *
+     * In all other instances, whenever the TPR or ISR changes, we need to update the PPR
+     * as well (e.g. like we do manually in apicR3InitIpi and by calling apicUpdatePpr).
      */
     PCAPIC pApic = VM_TO_APIC(pVCpu->CTX_SUFF(pVM));