76 	if (!event_call->class->get_fields)  in trace_get_fields()
77 		return &event_call->class->fields;  in trace_get_fields()
78 	return event_call->class->get_fields(event_call);  in trace_get_fields()
145 	if (WARN_ON(!call->class))  in trace_define_field()
310 						 call->class->probe,  in trace_event_reg()
314 					    call->class->probe,  in trace_event_reg()
321 						 call->class->perf_probe,  in trace_event_reg()
325 					    call->class->perf_probe,  in trace_event_reg()
398 			call->class->reg(call, TRACE_REG_UNREGISTER, file);  in __ftrace_event_enable_disable()
433 			ret = call->class->reg(call, TRACE_REG_REGISTER, file);  in __ftrace_event_enable_disable()
716 		if (!name || !call->class || !call->class->reg)  in __ftrace_set_clr_event_nolock()
724 		    strcmp(match, call->class->system) != 0)  in __ftrace_set_clr_event_nolock()
727 		if (sub && strcmp(sub, call->class->system) != 0)  in __ftrace_set_clr_event_nolock()
874 		if (call->class && call->class->reg &&  in t_next()
937 	if (strcmp(call->class->system, TRACE_SYSTEM) != 0)  in t_show()
938 		seq_printf(m, "%s:", call->class->system);  in t_show()
1084 		if (!trace_event_name(call) || !call->class || !call->class->reg)  in system_enable_read()
1087 		if (system && strcmp(call->class->system, system->name) != 0)  in system_enable_read()
2069 	if (strcmp(call->class->system, TRACE_SYSTEM) != 0) {  in event_create_dir()
2070 		d_events = event_subsystem_dir(tr, call->class->system, file, parent);  in event_create_dir()
2083 	if (call->class->reg && !(call->flags & TRACE_EVENT_FL_IGNORE_ENABLE))  in event_create_dir()
2088 	if (call->event.type && call->class->reg)  in event_create_dir()
2100 		ret = call->class->define_fields(call);  in event_create_dir()
2177 	if (call->class->raw_init) {  in event_init()
2178 		ret = call->class->raw_init(call);  in event_init()
2309 		if (!last_system || call->class->system != last_system) {  in trace_event_enum_update()
2311 			last_system = call->class->system;  in trace_event_enum_update()
2315 			if (call->class->system == map[i]->system) {  in trace_event_enum_update()
2568 		if (!name || !call->class || !call->class->reg)  in find_event_file()
2575 		    strcmp(system, call->class->system) == 0)  in find_event_file()
2641 		   data->file->event_call->class->system,  in event_enable_print()
3271 		if (!call->class || !call->class->probe)  in event_trace_self_tests()
3281 		if (call->class->system &&  in event_trace_self_tests()
3282 		    strcmp(call->class->system, "syscalls") == 0)  in event_trace_self_tests()