extern struct trace_eval_map *__start_ftrace_eval_maps[];
extern struct trace_eval_map *__stop_ftrace_eval_maps[];
-static void __init trace_eval_init(void)
+static struct workqueue_struct *eval_map_wq __initdata;
+static struct work_struct eval_map_work __initdata;
+
+static void __init eval_map_work_func(struct work_struct *work)
{
int len;
trace_insert_eval_map(NULL, __start_ftrace_eval_maps, len);
}
+static int __init trace_eval_init(void)
+{
+ INIT_WORK(&eval_map_work, eval_map_work_func);
+
+ eval_map_wq = alloc_workqueue("eval_map_wq", WQ_UNBOUND, 0);
+ if (!eval_map_wq) {
+ pr_err("Unable to allocate eval_map_wq\n");
+ /* Do work here */
+ eval_map_work_func(&eval_map_work);
+ return -ENOMEM;
+ }
+
+ queue_work(eval_map_wq, &eval_map_work);
+ return 0;
+}
+
+static int __init trace_eval_sync(void)
+{
+ /* Make sure the eval map updates are finished */
+ if (eval_map_wq)
+ destroy_workqueue(eval_map_wq);
+ return 0;
+}
+
+late_initcall_sync(trace_eval_sync);
+
+
#ifdef CONFIG_MODULES
static void trace_module_add_evals(struct module *mod)
{