Add acquire_multi_value_entry_ref() member function to multi value mapping base.

2 files changed, 3 insertions, 1 deletions

diff --git a/searchlib/src/vespa/searchlib/attribute/multi_value_mapping.h b/searchlib/src/vespa/searchlib/attribute/multi_value_mapping.h
index 71f1191e507..5ff502c207d 100644
--- a/searchlib/src/vespa/searchlib/attribute/multi_value_mapping.h
+++ b/searchlib/src/vespa/searchlib/attribute/multi_value_mapping.h
@@ -31,7 +31,7 @@ public:
                       const vespalib::GrowStrategy &gs,
                       std::shared_ptr<vespalib::alloc::MemoryAllocator> memory_allocator);
     ~MultiValueMapping() override;
-    ConstArrayRef get(uint32_t docId) const { return _store.get(_indices[docId].load_acquire()); }
+    ConstArrayRef get(uint32_t docId) const { return _store.get(acquire_multi_value_entry_ref(docId)); }
     ConstArrayRef getDataForIdx(EntryRef idx) const { return _store.get(idx); }
     void set(uint32_t docId, ConstArrayRef values);
 
diff --git a/searchlib/src/vespa/searchlib/attribute/multi_value_mapping_base.h b/searchlib/src/vespa/searchlib/attribute/multi_value_mapping_base.h
index e4588c8e743..ebf1eb179ba 100644
--- a/searchlib/src/vespa/searchlib/attribute/multi_value_mapping_base.h
+++ b/searchlib/src/vespa/searchlib/attribute/multi_value_mapping_base.h
@@ -39,6 +39,8 @@ protected:
     void updateValueCount(size_t oldValues, size_t newValues) {
         _totalValues += newValues - oldValues;
     }
+
+    EntryRef acquire_multi_value_entry_ref(uint32_t docId) const noexcept { return _indices.acquire_elem_ref(docId).load_acquire(); }
 public:
     using RefCopyVector = vespalib::Array<EntryRef>;