1 files changed, 1 insertions, 0 deletions
diff --git a/include/exec/memory.h b/include/exec/memory.h
index 20f1b27377..fea1a493b9 100644
--- a/include/exec/memory.h
+++ b/include/exec/memory.h
@@ -738,6 +738,7 @@ struct MemoryRegion {
     const MemoryRegionOps *ops;
     void *opaque;
     MemoryRegion *container;
+    int mapped_via_alias; /* Mapped via an alias, container might be NULL */
     Int128 size;
     hwaddr addr;
     void (*destructor)(MemoryRegion *mr);