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-rw-r--r--docs/memory.txt15
1 files changed, 10 insertions, 5 deletions
diff --git a/docs/memory.txt b/docs/memory.txt
index 5bdbdb3691..b12f1f049a 100644
--- a/docs/memory.txt
+++ b/docs/memory.txt
@@ -74,11 +74,16 @@ Region lifecycle
----------------
A region is created by one of the constructor functions (memory_region_init*())
-and destroyed by the destructor (memory_region_destroy()). In between,
-a region can be added to an address space by using memory_region_add_subregion()
-and removed using memory_region_del_subregion(). Region attributes may be
-changed at any point; they take effect once the region becomes exposed to the
-guest.
+and attached to an object. It is then destroyed by object_unparent() or simply
+when the parent object dies.
+
+In between, a region can be added to an address space
+by using memory_region_add_subregion() and removed using
+memory_region_del_subregion(). Destroying the region implicitly
+removes the region from the address space.
+
+Region attributes may be changed at any point; they take effect once
+the region becomes exposed to the guest.
Overlapping regions and priority
--------------------------------