58 #define do_for_each_event_file(tr, file)			\  argument
59 	list_for_each_entry(tr, &ftrace_trace_arrays, list) {	\
60 		list_for_each_entry(file, &tr->events, list)
62 #define do_for_each_event_file_safe(tr, file)			\  argument
63 	list_for_each_entry(tr, &ftrace_trace_arrays, list) {	\
65 		list_for_each_entry_safe(file, ___n, &tr->events, list)
296 	struct trace_array *tr;  in trace_event_enable_cmd_record()  local
299 	do_for_each_event_file(tr, file) {  in trace_event_enable_cmd_record()
416 static void ftrace_clear_events(struct trace_array *tr)  in ftrace_clear_events()  argument
421 	list_for_each_entry(file, &tr->events, list) {  in ftrace_clear_events()
515 __ftrace_set_clr_event_nolock(struct trace_array *tr, const char *match,  in __ftrace_set_clr_event_nolock()  argument
523 	list_for_each_entry(file, &tr->events, list) {  in __ftrace_set_clr_event_nolock()
553 static int __ftrace_set_clr_event(struct trace_array *tr, const char *match,  in __ftrace_set_clr_event()  argument
559 	ret = __ftrace_set_clr_event_nolock(tr, match, sub, event, set);  in __ftrace_set_clr_event()
565 static int ftrace_set_clr_event(struct trace_array *tr, char *buf, int set)  in ftrace_set_clr_event()  argument
594 	ret = __ftrace_set_clr_event(tr, match, sub, event, set);  in ftrace_set_clr_event()
617 	struct trace_array *tr = top_trace_array();  in trace_set_clr_event()  local
619 	if (!tr)  in trace_set_clr_event()
622 	return __ftrace_set_clr_event(tr, NULL, system, event, set);  in trace_set_clr_event()
635 	struct trace_array *tr = m->private;  in ftrace_event_write()  local
658 		ret = ftrace_set_clr_event(tr, parser.buffer + !set, set);  in ftrace_event_write()
676 	struct trace_array *tr = m->private;  in t_next()  local
680 	list_for_each_entry_continue(file, &tr->events, list) {  in t_next()
697 	struct trace_array *tr = m->private;  in t_start()  local
702 	file = list_entry(&tr->events, struct ftrace_event_file, list);  in t_start()
715 	struct trace_array *tr = m->private;  in s_next()  local
719 	list_for_each_entry_continue(file, &tr->events, list) {  in s_next()
730 	struct trace_array *tr = m->private;  in s_start()  local
735 	file = list_entry(&tr->events, struct ftrace_event_file, list);  in s_start()
836 	struct trace_array *tr = dir->tr;  in system_enable_read()  local
842 	list_for_each_entry(file, &tr->events, list) {  in system_enable_read()
901 	ret = __ftrace_set_clr_event(dir->tr, NULL, name, NULL, val);  in system_enable_write()
1137 	struct trace_array *tr;  in subsystem_open()  local
1146 	list_for_each_entry(tr, &ftrace_trace_arrays, list) {  in subsystem_open()
1147 		list_for_each_entry(dir, &tr->systems, list) {  in subsystem_open()
1169 	if (trace_array_get(tr) < 0) {  in subsystem_open()
1176 		trace_array_put(tr);  in subsystem_open()
1186 	struct trace_array *tr = inode->i_private;  in system_tr_open()  local
1192 	if (trace_array_get(tr) < 0)  in system_tr_open()
1198 		trace_array_put(tr);  in system_tr_open()
1202 	dir->tr = tr;  in system_tr_open()
1206 		trace_array_put(tr);  in system_tr_open()
1220 	trace_array_put(dir->tr);  in subsystem_release()
1426 	struct trace_array *tr = inode->i_private;  in ftrace_event_release()  local
1428 	trace_array_put(tr);  in ftrace_event_release()
1445 	struct trace_array *tr = inode->i_private;  in ftrace_event_set_open()  local
1448 	if (trace_array_get(tr) < 0)  in ftrace_event_set_open()
1453 		ftrace_clear_events(tr);  in ftrace_event_set_open()
1457 		trace_array_put(tr);  in ftrace_event_set_open()
1500 event_subsystem_dir(struct trace_array *tr, const char *name,  in event_subsystem_dir()  argument
1508 	list_for_each_entry(dir, &tr->systems, list) {  in event_subsystem_dir()
1544 	dir->tr = tr;  in event_subsystem_dir()
1561 	list_add(&dir->list, &tr->systems);  in event_subsystem_dir()
1578 	struct trace_array *tr = file->tr;  in event_create_dir()  local
1589 		d_events = event_subsystem_dir(tr, call->class->system, file, parent);  in event_create_dir()
1646 	struct trace_array *tr;  in remove_event_from_tracers()  local
1648 	do_for_each_event_file_safe(tr, file) {  in remove_event_from_tracers()
1665 	struct trace_array *tr;  in event_remove()  local
1668 	do_for_each_event_file(tr, file) {  in event_remove()
1847 		       struct trace_array *tr)  in trace_create_new_event()  argument
1856 	file->tr = tr;  in trace_create_new_event()
1860 	list_add(&file->list, &tr->events);  in trace_create_new_event()
1867 __trace_add_new_event(struct ftrace_event_call *call, struct trace_array *tr)  in __trace_add_new_event()  argument
1871 	file = trace_create_new_event(call, tr);  in __trace_add_new_event()
1875 	return event_create_dir(tr->event_dir, file);  in __trace_add_new_event()
1885 			    struct trace_array *tr)  in __trace_early_add_new_event()  argument
1889 	file = trace_create_new_event(call, tr);  in __trace_early_add_new_event()
1929 	struct trace_array *tr;  in probe_remove_event_call()  local
1936 	do_for_each_event_file(tr, file) {  in probe_remove_event_call()
2062 __trace_add_event_dirs(struct trace_array *tr)  in __trace_add_event_dirs()  argument
2068 		ret = __trace_add_new_event(call, tr);  in __trace_add_event_dirs()
2076 find_event_file(struct trace_array *tr, const char *system,  const char *event)  in find_event_file()  argument
2082 	list_for_each_entry(file, &tr->events, list) {  in find_event_file()
2234 	struct trace_array *tr = top_trace_array();  in event_enable_func()  local
2244 	if (!tr)  in event_enable_func()
2260 	file = find_event_file(tr, system, event);  in event_enable_func()
2374 __trace_early_add_event_dirs(struct trace_array *tr)  in __trace_early_add_event_dirs()  argument
2380 	list_for_each_entry(file, &tr->events, list) {  in __trace_early_add_event_dirs()
2381 		ret = event_create_dir(tr->event_dir, file);  in __trace_early_add_event_dirs()
2395 __trace_early_add_events(struct trace_array *tr)  in __trace_early_add_events()  argument
2405 		ret = __trace_early_add_new_event(call, tr);  in __trace_early_add_events()
2414 __trace_remove_event_dirs(struct trace_array *tr)  in __trace_remove_event_dirs()  argument
2418 	list_for_each_entry_safe(file, next, &tr->events, list)  in __trace_remove_event_dirs()
2424 	struct trace_array *tr;  in __add_event_to_tracers()  local
2426 	list_for_each_entry(tr, &ftrace_trace_arrays, list)  in __add_event_to_tracers()
2427 		__trace_add_new_event(call, tr);  in __add_event_to_tracers()
2447 create_event_toplevel_files(struct dentry *parent, struct trace_array *tr)  in create_event_toplevel_files()  argument
2453 				    tr, &ftrace_set_event_fops);  in create_event_toplevel_files()
2475 			  tr, &ftrace_tr_enable_fops);  in create_event_toplevel_files()
2477 	tr->event_dir = d_events;  in create_event_toplevel_files()
2493 int event_trace_add_tracer(struct dentry *parent, struct trace_array *tr)  in event_trace_add_tracer()  argument
2499 	ret = create_event_toplevel_files(parent, tr);  in event_trace_add_tracer()
2504 	__trace_add_event_dirs(tr);  in event_trace_add_tracer()
2518 early_event_add_tracer(struct dentry *parent, struct trace_array *tr)  in early_event_add_tracer()  argument
2524 	ret = create_event_toplevel_files(parent, tr);  in early_event_add_tracer()
2529 	__trace_early_add_event_dirs(tr);  in early_event_add_tracer()
2538 int event_trace_del_tracer(struct trace_array *tr)  in event_trace_del_tracer()  argument
2543 	clear_event_triggers(tr);  in event_trace_del_tracer()
2546 	__ftrace_set_clr_event_nolock(tr, NULL, NULL, NULL, 0);  in event_trace_del_tracer()
2552 	__trace_remove_event_dirs(tr);  in event_trace_del_tracer()
2553 	tracefs_remove_recursive(tr->event_dir);  in event_trace_del_tracer()
2556 	tr->event_dir = NULL;  in event_trace_del_tracer()
2571 early_enable_events(struct trace_array *tr, bool disable_first)  in early_enable_events()  argument
2587 			ftrace_set_clr_event(tr, token, 0);  in early_enable_events()
2589 		ret = ftrace_set_clr_event(tr, token, 1);  in early_enable_events()
2601 	struct trace_array *tr = top_trace_array();  in event_trace_enable()  local
2605 	if (!tr)  in event_trace_enable()
2622 	__trace_early_add_events(tr);  in event_trace_enable()
2624 	early_enable_events(tr, false);  in event_trace_enable()
2647 	struct trace_array *tr;  in event_trace_enable_again()  local
2649 	tr = top_trace_array();  in event_trace_enable_again()
2650 	if (!tr)  in event_trace_enable_again()
2653 	early_enable_events(tr, true);  in event_trace_enable_again()
2662 	struct trace_array *tr;  in event_trace_init()  local
2667 	tr = top_trace_array();  in event_trace_init()
2668 	if (!tr)  in event_trace_init()
2676 				    tr, &ftrace_avail_fops);  in event_trace_init()
2683 	ret = early_event_add_tracer(d_tracer, tr);  in event_trace_init()
2767 	struct trace_array *tr;  in event_trace_self_tests()  local
2770 	tr = top_trace_array();  in event_trace_self_tests()
2771 	if (!tr)  in event_trace_self_tests()
2776 	list_for_each_entry(file, &tr->events, list) {  in event_trace_self_tests()
2819 	list_for_each_entry(dir, &tr->systems, list) {  in event_trace_self_tests()
2829 		ret = __ftrace_set_clr_event(tr, NULL, system->name, NULL, 1);  in event_trace_self_tests()
2838 		ret = __ftrace_set_clr_event(tr, NULL, system->name, NULL, 0);  in event_trace_self_tests()
2853 	ret = __ftrace_set_clr_event(tr, NULL, NULL, NULL, 1);  in event_trace_self_tests()
2862 	ret = __ftrace_set_clr_event(tr, NULL, NULL, NULL, 0);  in event_trace_self_tests()