Fix Bug #57397 io_handler_thread() will never cleanup

rb://483 approved by Inaam

storage/innodb_plugin/ChangeLog

+2010-10-14	The InnoDB Team
+	* srv/srv0start.c
+	Fix Bug #57397 io_handler_thread() will never cleanup
+
 2010-10-11	The InnoDB Team
 	* row/row0sel.c
 	Fix Bug #57345 btr_pcur_store_position abort for load with

storage/innodb_plugin/srv/srv0start.c

@@ -471,7 +471,7 @@ io_handler_thread(
 	fprintf(stderr, "Io handler thread %lu starts, id %lu\n", segment,
 		os_thread_pf(os_thread_get_curr_id()));
 #endif
-	for (i = 0;; i++) {
+	while (srv_shutdown_state != SRV_SHUTDOWN_EXIT_THREADS) {
 		fil_aio_wait(segment);
 
 		mutex_enter(&ios_mutex);
@@ -479,8 +479,6 @@ io_handler_thread(
 		mutex_exit(&ios_mutex);
 	}
 
-	thr_local_free(os_thread_get_curr_id());
-
 	/* We count the number of threads in os_thread_exit(). A created
 	thread should always use that to exit and not use return() to exit.
 	The thread actually never comes here because it is exited in an