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-rw-r--r--sql/sql_cache.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/sql/sql_cache.h b/sql/sql_cache.h
index eb046b4d167..0ed45a9ed81 100644
--- a/sql/sql_cache.h
+++ b/sql/sql_cache.h
@@ -337,6 +337,7 @@ protected:
till the end of a flush operation.
*/
mysql_mutex_t structure_guard_mutex;
+ size_t additional_data_size;
uchar *cache; // cache memory
Query_cache_block *first_block; // physical location block list
Query_cache_block *queries_blocks; // query list (LIFO)