36 static void wakeup_reset(struct trace_array *tr);
37 static void __wakeup_reset(struct trace_array *tr);
42 static int wakeup_display_graph(struct trace_array *tr, int set);
43 # define is_graph(tr) ((tr)->trace_flags & TRACE_ITER_DISPLAY_GRAPH)  argument
45 static inline int wakeup_display_graph(struct trace_array *tr, int set)  in wakeup_display_graph()  argument
49 # define is_graph(tr) false  argument
75 func_prolog_preempt_disable(struct trace_array *tr,  in func_prolog_preempt_disable()  argument
92 	*data = per_cpu_ptr(tr->trace_buffer.data, cpu);  in func_prolog_preempt_disable()
114 	struct trace_array *tr = wakeup_trace;  in wakeup_tracer_call()  local
119 	if (!func_prolog_preempt_disable(tr, &data, &pc))  in wakeup_tracer_call()
123 	trace_function(tr, ip, parent_ip, flags, pc);  in wakeup_tracer_call()
130 static int register_wakeup_function(struct trace_array *tr, int graph, int set)  in register_wakeup_function()  argument
135 	if (function_enabled || (!set && !(tr->trace_flags & TRACE_ITER_FUNCTION)))  in register_wakeup_function()
142 		ret = register_ftrace_function(tr->ops);  in register_wakeup_function()
150 static void unregister_wakeup_function(struct trace_array *tr, int graph)  in unregister_wakeup_function()  argument
158 		unregister_ftrace_function(tr->ops);  in unregister_wakeup_function()
163 static int wakeup_function_set(struct trace_array *tr, u32 mask, int set)  in wakeup_function_set()  argument
169 		register_wakeup_function(tr, is_graph(tr), 1);  in wakeup_function_set()
171 		unregister_wakeup_function(tr, is_graph(tr));  in wakeup_function_set()
175 static int register_wakeup_function(struct trace_array *tr, int graph, int set)  in register_wakeup_function()  argument
179 static void unregister_wakeup_function(struct trace_array *tr, int graph) { }  in unregister_wakeup_function()  argument
180 static int wakeup_function_set(struct trace_array *tr, u32 mask, int set)  in wakeup_function_set()  argument
186 static int wakeup_flag_changed(struct trace_array *tr, u32 mask, int set)  in wakeup_flag_changed()  argument
188 	struct tracer *tracer = tr->current_trace;  in wakeup_flag_changed()
190 	if (wakeup_function_set(tr, mask, set))  in wakeup_flag_changed()
195 		return wakeup_display_graph(tr, set);  in wakeup_flag_changed()
201 static int start_func_tracer(struct trace_array *tr, int graph)  in start_func_tracer()  argument
205 	ret = register_wakeup_function(tr, graph, 0);  in start_func_tracer()
215 static void stop_func_tracer(struct trace_array *tr, int graph)  in stop_func_tracer()  argument
219 	unregister_wakeup_function(tr, graph);  in stop_func_tracer()
223 static int wakeup_display_graph(struct trace_array *tr, int set)  in wakeup_display_graph()  argument
225 	if (!(is_graph(tr) ^ set))  in wakeup_display_graph()
228 	stop_func_tracer(tr, !set);  in wakeup_display_graph()
231 	tr->max_latency = 0;  in wakeup_display_graph()
233 	return start_func_tracer(tr, set);  in wakeup_display_graph()
238 	struct trace_array *tr = wakeup_trace;  in wakeup_graph_entry()  local
255 	if (!func_prolog_preempt_disable(tr, &data, &pc))  in wakeup_graph_entry()
259 	ret = __trace_graph_entry(tr, trace, flags, pc);  in wakeup_graph_entry()
268 	struct trace_array *tr = wakeup_trace;  in wakeup_graph_return()  local
273 	if (!func_prolog_preempt_disable(tr, &data, &pc))  in wakeup_graph_return()
277 	__trace_graph_return(tr, trace, flags, pc);  in wakeup_graph_return()
286 	if (is_graph(iter->tr))  in wakeup_trace_open()
306 	if (is_graph(iter->tr))  in wakeup_print_line()
321 __trace_function(struct trace_array *tr,  in __trace_function()  argument
325 	if (is_graph(tr))  in __trace_function()
326 		trace_graph_function(tr, ip, parent_ip, flags, pc);  in __trace_function()
328 		trace_function(tr, ip, parent_ip, flags, pc);  in __trace_function()
362 static bool report_latency(struct trace_array *tr, u64 delta)  in report_latency()  argument
368 		if (delta <= tr->max_latency)  in report_latency()
384 tracing_sched_switch_trace(struct trace_array *tr,  in tracing_sched_switch_trace()  argument
390 	struct ring_buffer *buffer = tr->trace_buffer.buffer;  in tracing_sched_switch_trace()
408 		trace_buffer_unlock_commit(tr, buffer, event, flags, pc);  in tracing_sched_switch_trace()
412 tracing_sched_wakeup_trace(struct trace_array *tr,  in tracing_sched_wakeup_trace()  argument
420 	struct ring_buffer *buffer = tr->trace_buffer.buffer;  in tracing_sched_wakeup_trace()
436 		trace_buffer_unlock_commit(tr, buffer, event, flags, pc);  in tracing_sched_wakeup_trace()
508 static void __wakeup_reset(struct trace_array *tr)  in __wakeup_reset()  argument
520 static void wakeup_reset(struct trace_array *tr)  in wakeup_reset()  argument
524 	tracing_reset_online_cpus(&tr->trace_buffer);  in wakeup_reset()
528 	__wakeup_reset(tr);  in wakeup_reset()
612 static void start_wakeup_tracer(struct trace_array *tr)  in start_wakeup_tracer()  argument
644 	wakeup_reset(tr);  in start_wakeup_tracer()
655 	if (start_func_tracer(tr, is_graph(tr)))  in start_wakeup_tracer()
665 static void stop_wakeup_tracer(struct trace_array *tr)  in stop_wakeup_tracer()  argument
668 	stop_func_tracer(tr, is_graph(tr));  in stop_wakeup_tracer()
677 static int __wakeup_tracer_init(struct trace_array *tr)  in __wakeup_tracer_init()  argument
679 	save_flags = tr->trace_flags;  in __wakeup_tracer_init()
682 	set_tracer_flag(tr, TRACE_ITER_OVERWRITE, 1);  in __wakeup_tracer_init()
683 	set_tracer_flag(tr, TRACE_ITER_LATENCY_FMT, 1);  in __wakeup_tracer_init()
685 	tr->max_latency = 0;  in __wakeup_tracer_init()
686 	wakeup_trace = tr;  in __wakeup_tracer_init()
687 	ftrace_init_array_ops(tr, wakeup_tracer_call);  in __wakeup_tracer_init()
688 	start_wakeup_tracer(tr);  in __wakeup_tracer_init()
694 static int wakeup_tracer_init(struct trace_array *tr)  in wakeup_tracer_init()  argument
701 	return __wakeup_tracer_init(tr);  in wakeup_tracer_init()
704 static int wakeup_rt_tracer_init(struct trace_array *tr)  in wakeup_rt_tracer_init()  argument
711 	return __wakeup_tracer_init(tr);  in wakeup_rt_tracer_init()
714 static int wakeup_dl_tracer_init(struct trace_array *tr)  in wakeup_dl_tracer_init()  argument
721 	return __wakeup_tracer_init(tr);  in wakeup_dl_tracer_init()
724 static void wakeup_tracer_reset(struct trace_array *tr)  in wakeup_tracer_reset()  argument
729 	stop_wakeup_tracer(tr);  in wakeup_tracer_reset()
731 	wakeup_reset(tr);  in wakeup_tracer_reset()
733 	set_tracer_flag(tr, TRACE_ITER_LATENCY_FMT, lat_flag);  in wakeup_tracer_reset()
734 	set_tracer_flag(tr, TRACE_ITER_OVERWRITE, overwrite_flag);  in wakeup_tracer_reset()
735 	ftrace_reset_array_ops(tr);  in wakeup_tracer_reset()
739 static void wakeup_tracer_start(struct trace_array *tr)  in wakeup_tracer_start()  argument
741 	wakeup_reset(tr);  in wakeup_tracer_start()
745 static void wakeup_tracer_stop(struct trace_array *tr)  in wakeup_tracer_stop()  argument