Bug#34311 main.lock_multi.test fails

Re-enable the test case for Bug 30331.

mysql-test/r/lock_multi.result

@@ -143,4 +143,14 @@ connection: default
 flush tables;
 unlock tables;
 drop table t1;
+drop table if exists t1,t2;
+create table t1 (a int);
+flush status;
+lock tables t1 read;
+insert into t1 values(1);;
+unlock tables;
+drop table t1;
+select @tlwa < @tlwb;
+@tlwa < @tlwb
+1
 End of 5.1 tests

mysql-test/t/lock_multi.test

@@ -440,38 +440,33 @@ disconnect flush;
 drop table t1;
 
 #
+# Bug#30331: Table_locks_waited shows inaccurate values
 #
-# This test case was disabled due to Bug#34311: main.lock_multy.test fails.
-#
-# #
-# # Bug#30331: Table_locks_waited shows inaccurate values
-# #
-#
-# --disable_warnings
-# drop table if exists t1,t2;
-# --enable_warnings
-#
-# create table t1 (a int);
-# flush status;
-# lock tables t1 read;
-# let $tlwa= `show status like 'Table_locks_waited'`;
-# connect (waiter,localhost,root,,);
-# connection waiter;
-# --send insert into t1 values(1);
-# connection default;
-# let $wait_condition=
-#   select count(*) = 1 from information_schema.processlist
-#   where state = "Locked" and info = "insert into t1 values(1)";
-# --source include/wait_condition.inc
-# let $tlwb= `show status like 'Table_locks_waited'`;
-# unlock tables;
-# drop table t1;
-# disconnect waiter;
-# connection default;
-# --disable_query_log
-# eval SET @tlwa= SUBSTRING_INDEX('$tlwa', '	', -1);
-# eval SET @tlwb= SUBSTRING_INDEX('$tlwb', '	', -1);
-# --enable_query_log
-# select @tlwa < @tlwb;
+
+--disable_warnings
+drop table if exists t1,t2;
+--enable_warnings
+create table t1 (a int);
+flush status;
+lock tables t1 read;
+let $tlwa= `show status like 'Table_locks_waited'`;
+connect (waiter,localhost,root,,);
+connection waiter;
+--send insert into t1 values(1);
+connection default;
+let $wait_condition=
+  select count(*) = 1 from information_schema.processlist
+  where state = "Locked" and info = "insert into t1 values(1)";
+--source include/wait_condition.inc
+let $tlwb= `show status like 'Table_locks_waited'`;
+unlock tables;
+drop table t1;
+disconnect waiter;
+connection default;
+--disable_query_log
+eval SET @tlwa= SUBSTRING_INDEX('$tlwa', '	', -1);
+eval SET @tlwb= SUBSTRING_INDEX('$tlwb', '	', -1);
+--enable_query_log
+select @tlwa < @tlwb;
 
 --echo End of 5.1 tests