MDEV-7011: MAX_STATEMENT_TIME has no effect in a procedure after a previous successful statement

Do not reset timer inside stored procedures and functions.

mysql-test/r/max_statement_time.result

@@ -147,3 +147,33 @@ SELECT RELEASE_LOCK('lock');
 RELEASE_LOCK('lock')
 1
 DROP TABLE t1;
+#
+# MDEV-7011:MAX_STATEMENT_TIME has no effect in a procedure after
+# a previous successful statement
+#
+create table t1 (i int);
+insert into t1 values (1),(2),(3),(4);
+insert into t1 select a.* from t1 a, t1 b, t1 c, t1 d, t1 e, t1 f, t1 g;
+create procedure pr()
+begin
+select 1;
+select sql_no_cache * from t1 where i > 5;
+select sql_no_cache * from t1 where i > 5;
+end |
+set max_statement_time = 0.001;
+call pr();
+1
+1
+ERROR 70100: Query execution was interrupted (max_statement_time exceeded)
+drop procedure pr;
+create procedure pr()
+begin
+select sql_no_cache * from t1 where i > 5;
+select sql_no_cache * from t1 where i > 5;
+end |
+set max_statement_time = 0.001;
+call pr();
+ERROR 70100: Query execution was interrupted (max_statement_time exceeded)
+set max_statement_time = 0;
+drop procedure pr;
+drop table t1;

mysql-test/t/max_statement_time.test

@@ -187,3 +187,36 @@ disconnect con1;
 connection default;
 SELECT RELEASE_LOCK('lock');
 DROP TABLE t1;
+
+--echo #
+--echo # MDEV-7011:MAX_STATEMENT_TIME has no effect in a procedure after
+--echo # a previous successful statement
+--echo #
+create table t1 (i int);
+insert into t1 values (1),(2),(3),(4);
+insert into t1 select a.* from t1 a, t1 b, t1 c, t1 d, t1 e, t1 f, t1 g;
+delimiter |;
+create procedure pr()
+ begin
+   select 1;
+   select sql_no_cache * from t1 where i > 5;
+   select sql_no_cache * from t1 where i > 5;
+ end |
+delimiter ;|
+set max_statement_time = 0.001;
+--error ER_STATEMENT_TIMEOUT
+call pr();
+drop procedure pr;
+delimiter |;
+create procedure pr()
+ begin
+   select sql_no_cache * from t1 where i > 5;
+   select sql_no_cache * from t1 where i > 5;
+ end |
+delimiter ;|
+set max_statement_time = 0.001;
+--error ER_STATEMENT_TIMEOUT
+call pr();
+set max_statement_time = 0;
+drop procedure pr;
+drop table t1;

sql/sql_class.h

@@ -3966,6 +3966,8 @@ public:
   void reset_query_timer()
   {
 #ifndef EMBEDDED_LIBRARY
+    if (spcont || in_sub_stmt || slave_thread)
+      return;
     if (!query_timer.expired)
       thr_timer_end(&query_timer);
 #endif