1 files changed, 12 insertions, 7 deletions
diff --git a/searchcore/src/vespa/searchcore/proton/server/document_db_reconfig.h b/searchcore/src/vespa/searchcore/proton/server/document_db_reconfig.h
index 21ea117f7e9..d35a2211397 100644
--- a/searchcore/src/vespa/searchcore/proton/server/document_db_reconfig.h
+++ b/searchcore/src/vespa/searchcore/proton/server/document_db_reconfig.h
@@ -10,26 +10,31 @@ class DocumentSubDBReconfig;
 /**
  * Class representing the result of the prepare step of a DocumentDB reconfig.
  *
- * The reconfig is performed in two steps:
+ * The reconfig is performed in three steps:
  * Prepare:
  * Based on the config that is changed, new components are instantiated in each subdb.
  * This can be costly and is handled by helper threads from the shared executor pool.
  *
+ * Complete prepare:
+ * Docid limit and serial number are used to complete prepared reconfig.
+ *
  * Apply:
  * The new components are swapped with the old ones in the DocumentDB master write thread.
  */
 class DocumentDBReconfig {
 private:
-    std::unique_ptr<const DocumentSubDBReconfig> _ready_reconfig;
-    std::unique_ptr<const DocumentSubDBReconfig> _not_ready_reconfig;
+    std::unique_ptr<DocumentSubDBReconfig> _ready_reconfig;
+    std::unique_ptr<DocumentSubDBReconfig> _not_ready_reconfig;
 
 public:
-    DocumentDBReconfig(std::unique_ptr<const DocumentSubDBReconfig> ready_reconfig_in,
-                       std::unique_ptr<const DocumentSubDBReconfig> not_ready_reconfig_in);
+    DocumentDBReconfig(std::unique_ptr<DocumentSubDBReconfig> ready_reconfig_in,
+                       std::unique_ptr<DocumentSubDBReconfig> not_ready_reconfig_in);
     ~DocumentDBReconfig();
 
-    const DocumentSubDBReconfig& ready_reconfig() const { return *_ready_reconfig; }
-    const DocumentSubDBReconfig& not_ready_reconfig() const { return *_not_ready_reconfig; }
+    const DocumentSubDBReconfig& ready_reconfig() const noexcept { return *_ready_reconfig; }
+    DocumentSubDBReconfig& ready_reconfig() noexcept { return *_ready_reconfig; }
+    const DocumentSubDBReconfig& not_ready_reconfig() const noexcept { return *_not_ready_reconfig; }
+    DocumentSubDBReconfig& not_ready_reconfig() noexcept { return *_not_ready_reconfig; }
 };
 
 }