Tests not supporting thread pool marked

mysql-test/t/named_pipe.test

@@ -3,6 +3,9 @@
 # other platforms
 --source include/windows.inc
 
+# thread pool causes different results
+-- source include/not_threadpool.inc
+
 # Only run this test if named pipe is avaliable
 let $nmp= query_get_value("SHOW VARIABLES LIKE 'named_pipe'", Value, 1);
 if ($nmp != ON){

mysql-test/t/shm.test

@@ -2,6 +2,9 @@
 # to optimize things we skip this test on all other platforms
 --source include/windows.inc
 
+# thread pool causes different results
+-- source include/not_threadpool.inc
+
 # Only run this test if shared memory is avaliable
 let $shm= query_get_value("SHOW VARIABLES LIKE 'shared_memory'", Value, 1);
 if ($shm != ON){