35 static void wakeup_reset(struct trace_array *tr);
36 static void __wakeup_reset(struct trace_array *tr);
41 static int wakeup_display_graph(struct trace_array *tr, int set);
42 # define is_graph(tr) ((tr)->trace_flags & TRACE_ITER_DISPLAY_GRAPH)  argument
44 static inline int wakeup_display_graph(struct trace_array *tr, int set)  in wakeup_display_graph()  argument
48 # define is_graph(tr) false  argument
74 func_prolog_preempt_disable(struct trace_array *tr,  in func_prolog_preempt_disable()  argument
91 	*data = per_cpu_ptr(tr->trace_buffer.data, cpu);  in func_prolog_preempt_disable()
113 	struct trace_array *tr = wakeup_trace;  in wakeup_tracer_call()  local
118 	if (!func_prolog_preempt_disable(tr, &data, &pc))  in wakeup_tracer_call()
122 	trace_function(tr, ip, parent_ip, flags, pc);  in wakeup_tracer_call()
129 static int register_wakeup_function(struct trace_array *tr, int graph, int set)  in register_wakeup_function()  argument
134 	if (function_enabled || (!set && !(tr->trace_flags & TRACE_ITER_FUNCTION)))  in register_wakeup_function()
141 		ret = register_ftrace_function(tr->ops);  in register_wakeup_function()
149 static void unregister_wakeup_function(struct trace_array *tr, int graph)  in unregister_wakeup_function()  argument
157 		unregister_ftrace_function(tr->ops);  in unregister_wakeup_function()
162 static int wakeup_function_set(struct trace_array *tr, u32 mask, int set)  in wakeup_function_set()  argument
168 		register_wakeup_function(tr, is_graph(tr), 1);  in wakeup_function_set()
170 		unregister_wakeup_function(tr, is_graph(tr));  in wakeup_function_set()
174 static int register_wakeup_function(struct trace_array *tr, int graph, int set)  in register_wakeup_function()  argument
178 static void unregister_wakeup_function(struct trace_array *tr, int graph) { }  in unregister_wakeup_function()  argument
179 static int wakeup_function_set(struct trace_array *tr, u32 mask, int set)  in wakeup_function_set()  argument
185 static int wakeup_flag_changed(struct trace_array *tr, u32 mask, int set)  in wakeup_flag_changed()  argument
187 	struct tracer *tracer = tr->current_trace;  in wakeup_flag_changed()
189 	if (wakeup_function_set(tr, mask, set))  in wakeup_flag_changed()
194 		return wakeup_display_graph(tr, set);  in wakeup_flag_changed()
200 static int start_func_tracer(struct trace_array *tr, int graph)  in start_func_tracer()  argument
204 	ret = register_wakeup_function(tr, graph, 0);  in start_func_tracer()
214 static void stop_func_tracer(struct trace_array *tr, int graph)  in stop_func_tracer()  argument
218 	unregister_wakeup_function(tr, graph);  in stop_func_tracer()
222 static int wakeup_display_graph(struct trace_array *tr, int set)  in wakeup_display_graph()  argument
224 	if (!(is_graph(tr) ^ set))  in wakeup_display_graph()
227 	stop_func_tracer(tr, !set);  in wakeup_display_graph()
230 	tr->max_latency = 0;  in wakeup_display_graph()
232 	return start_func_tracer(tr, set);  in wakeup_display_graph()
237 	struct trace_array *tr = wakeup_trace;  in wakeup_graph_entry()  local
242 	if (!func_prolog_preempt_disable(tr, &data, &pc))  in wakeup_graph_entry()
246 	ret = __trace_graph_entry(tr, trace, flags, pc);  in wakeup_graph_entry()
255 	struct trace_array *tr = wakeup_trace;  in wakeup_graph_return()  local
260 	if (!func_prolog_preempt_disable(tr, &data, &pc))  in wakeup_graph_return()
264 	__trace_graph_return(tr, trace, flags, pc);  in wakeup_graph_return()
273 	if (is_graph(iter->tr))  in wakeup_trace_open()
293 	if (is_graph(iter->tr))  in wakeup_print_line()
308 __trace_function(struct trace_array *tr,  in __trace_function()  argument
312 	if (is_graph(tr))  in __trace_function()
313 		trace_graph_function(tr, ip, parent_ip, flags, pc);  in __trace_function()
315 		trace_function(tr, ip, parent_ip, flags, pc);  in __trace_function()
349 static bool report_latency(struct trace_array *tr, cycle_t delta)  in report_latency()  argument
355 		if (delta <= tr->max_latency)  in report_latency()
371 tracing_sched_switch_trace(struct trace_array *tr,  in tracing_sched_switch_trace()  argument
377 	struct ring_buffer *buffer = tr->trace_buffer.buffer;  in tracing_sched_switch_trace()
395 		trace_buffer_unlock_commit(tr, buffer, event, flags, pc);  in tracing_sched_switch_trace()
399 tracing_sched_wakeup_trace(struct trace_array *tr,  in tracing_sched_wakeup_trace()  argument
407 	struct ring_buffer *buffer = tr->trace_buffer.buffer;  in tracing_sched_wakeup_trace()
423 		trace_buffer_unlock_commit(tr, buffer, event, flags, pc);  in tracing_sched_wakeup_trace()
495 static void __wakeup_reset(struct trace_array *tr)  in __wakeup_reset()  argument
507 static void wakeup_reset(struct trace_array *tr)  in wakeup_reset()  argument
511 	tracing_reset_online_cpus(&tr->trace_buffer);  in wakeup_reset()
515 	__wakeup_reset(tr);  in wakeup_reset()
599 static void start_wakeup_tracer(struct trace_array *tr)  in start_wakeup_tracer()  argument
631 	wakeup_reset(tr);  in start_wakeup_tracer()
642 	if (start_func_tracer(tr, is_graph(tr)))  in start_wakeup_tracer()
652 static void stop_wakeup_tracer(struct trace_array *tr)  in stop_wakeup_tracer()  argument
655 	stop_func_tracer(tr, is_graph(tr));  in stop_wakeup_tracer()
664 static int __wakeup_tracer_init(struct trace_array *tr)  in __wakeup_tracer_init()  argument
666 	save_flags = tr->trace_flags;  in __wakeup_tracer_init()
669 	set_tracer_flag(tr, TRACE_ITER_OVERWRITE, 1);  in __wakeup_tracer_init()
670 	set_tracer_flag(tr, TRACE_ITER_LATENCY_FMT, 1);  in __wakeup_tracer_init()
672 	tr->max_latency = 0;  in __wakeup_tracer_init()
673 	wakeup_trace = tr;  in __wakeup_tracer_init()
674 	ftrace_init_array_ops(tr, wakeup_tracer_call);  in __wakeup_tracer_init()
675 	start_wakeup_tracer(tr);  in __wakeup_tracer_init()
681 static int wakeup_tracer_init(struct trace_array *tr)  in wakeup_tracer_init()  argument
688 	return __wakeup_tracer_init(tr);  in wakeup_tracer_init()
691 static int wakeup_rt_tracer_init(struct trace_array *tr)  in wakeup_rt_tracer_init()  argument
698 	return __wakeup_tracer_init(tr);  in wakeup_rt_tracer_init()
701 static int wakeup_dl_tracer_init(struct trace_array *tr)  in wakeup_dl_tracer_init()  argument
708 	return __wakeup_tracer_init(tr);  in wakeup_dl_tracer_init()
711 static void wakeup_tracer_reset(struct trace_array *tr)  in wakeup_tracer_reset()  argument
716 	stop_wakeup_tracer(tr);  in wakeup_tracer_reset()
718 	wakeup_reset(tr);  in wakeup_tracer_reset()
720 	set_tracer_flag(tr, TRACE_ITER_LATENCY_FMT, lat_flag);  in wakeup_tracer_reset()
721 	set_tracer_flag(tr, TRACE_ITER_OVERWRITE, overwrite_flag);  in wakeup_tracer_reset()
722 	ftrace_reset_array_ops(tr);  in wakeup_tracer_reset()
726 static void wakeup_tracer_start(struct trace_array *tr)  in wakeup_tracer_start()  argument
728 	wakeup_reset(tr);  in wakeup_tracer_start()
732 static void wakeup_tracer_stop(struct trace_array *tr)  in wakeup_tracer_stop()  argument