Prelocking-free SPs, post-review fixes:

* Don't activate prelocking mode for evaluating procedure arguments when it is not necessary.
* Code structure simplification and cleanup.
* Cleanup in .test files

1 files changed, 2 insertions, 1 deletions

diff --git a/sql/sp_cache.h b/sql/sp_cache.h
index 5873c763289..1ea71160a3a 100644
--- a/sql/sp_cache.h
+++ b/sql/sp_cache.h
@@ -25,7 +25,8 @@
 /*
   Stored procedures/functions cache. This is used as follows:
    * Each thread has its own cache.
-   * When SP is used it is always in some thread's cache.
+   * Each sp_head object is put into its thread cache after creation and is
+     removed from there on its deletion.
 */
 
 class sp_head;