73 	if (!event_call->class->get_fields)  in trace_get_fields()
74 		return &event_call->class->fields;  in trace_get_fields()
75 	return event_call->class->get_fields(event_call);  in trace_get_fields()
138 	if (WARN_ON(!call->class))  in trace_define_field()
264 						 call->class->probe,  in ftrace_event_reg()
268 					    call->class->probe,  in ftrace_event_reg()
275 						 call->class->perf_probe,  in ftrace_event_reg()
279 					    call->class->perf_probe,  in ftrace_event_reg()
351 			call->class->reg(call, TRACE_REG_UNREGISTER, file);  in __ftrace_event_enable_disable()
386 			ret = call->class->reg(call, TRACE_REG_REGISTER, file);  in __ftrace_event_enable_disable()
528 		if (!name || !call->class || !call->class->reg)  in __ftrace_set_clr_event_nolock()
536 		    strcmp(match, call->class->system) != 0)  in __ftrace_set_clr_event_nolock()
539 		if (sub && strcmp(sub, call->class->system) != 0)  in __ftrace_set_clr_event_nolock()
686 		if (call->class && call->class->reg &&  in t_next()
749 	if (strcmp(call->class->system, TRACE_SYSTEM) != 0)  in t_show()
750 		seq_printf(m, "%s:", call->class->system);  in t_show()
844 		if (!ftrace_event_name(call) || !call->class || !call->class->reg)  in system_enable_read()
847 		if (system && strcmp(call->class->system, system->name) != 0)  in system_enable_read()
1588 	if (strcmp(call->class->system, TRACE_SYSTEM) != 0) {  in event_create_dir()
1589 		d_events = event_subsystem_dir(tr, call->class->system, file, parent);  in event_create_dir()
1602 	if (call->class->reg && !(call->flags & TRACE_EVENT_FL_IGNORE_ENABLE))  in event_create_dir()
1607 	if (call->event.type && call->class->reg)  in event_create_dir()
1619 		ret = call->class->define_fields(call);  in event_create_dir()
1696 	if (call->class->raw_init) {  in event_init()
1697 		ret = call->class->raw_init(call);  in event_init()
1828 		if (!last_system || call->class->system != last_system) {  in trace_event_enum_update()
1830 			last_system = call->class->system;  in trace_event_enum_update()
1834 			if (call->class->system == map[i]->system) {  in trace_event_enum_update()
2087 		if (!name || !call->class || !call->class->reg)  in find_event_file()
2094 		    strcmp(system, call->class->system) == 0)  in find_event_file()
2160 		   data->file->event_call->class->system,  in event_enable_print()
2781 		if (!call->class || !call->class->probe)  in event_trace_self_tests()
2791 		if (call->class->system &&  in event_trace_self_tests()
2792 		    strcmp(call->class->system, "syscalls") == 0)  in event_trace_self_tests()