Changeset 86926 in vbox

Timestamp:

Nov 20, 2020 8:35:32 AM (4 years ago)

Author:

vboxsync

Message:

AMD IOMMU: bugref:9654 Minor nit.

File:

• trunk/src/VBox/Devices/Bus/DevIommuAmd.cpp (modified) (1 diff)

trunk/src/VBox/Devices/Bus/DevIommuAmd.cpp

@@ -3316 +3316 @@
                 if (Irte.n.u3IntrType <= VBOX_MSI_DELIVERY_MODE_LOWEST_PRIO)
                 {
-                    /* Preserve all bits from the source MSI address that don't map 1:1 from the IRTE. */
-                    pMsiOut->Addr.u64 = pMsiIn->Addr.u64;
+                    /* Preserve all bits from the source MSI address and data that don't map 1:1 from the IRTE. */
+                    *pMsiOut = *pMsiIn;
+
                     pMsiOut->Addr.n.u1DestMode = Irte.n.u1DestMode;
                     pMsiOut->Addr.n.u8DestId   = Irte.n.u8Dest;
 
-                    /* Preserve all bits from the source MSI data that don't map 1:1 from the IRTE. */
-                    pMsiOut->Data.u32 = pMsiIn->Data.u32;
                     pMsiOut->Data.n.u8Vector       = Irte.n.u8Vector;
                     pMsiOut->Data.n.u3DeliveryMode = Irte.n.u3IntrType;