Changeset 86865 in vbox

Timestamp:

Nov 12, 2020 6:57:40 AM (4 years ago)

Author:

vboxsync

Message:

AMD IOMMU: bugref:9654 DevIoApic: Assertion to ensure polarity hasn't changed when converting between MSI and XAPIC interrupts.

File:

• trunk/src/VBox/Devices/PC/DevIoApic.cpp (modified) (1 diff)

trunk/src/VBox/Devices/PC/DevIoApic.cpp

@@ -536 +536 @@
         LogFlow(("IOAPIC: IOMMU Remap. rc=%Rrc VectorIn=%#x VectorOut=%#x\n", rcRemap, MsiIn.Data.n.u8Vector, MsiOut.Data.n.u8Vector));
         if (RT_SUCCESS(rcRemap))
+        {
             ioapicGetApicIntrFromMsi(&MsiOut, &ApicIntr);
+            Assert(ApicIntr.u8Polarity == IOAPIC_RTE_GET_POLARITY(u64Rte)); /* Ensure polarity hasn't changed. */
+        }
         else
         {