10249 	READ_ONCE(event->overflow_handler)(event, data, regs);  in __perf_event_overflow()
12542 		 perf_overflow_handler_t overflow_handler,  in perf_event_alloc()  argument
12624 	if (!overflow_handler && parent_event) {  in perf_event_alloc()
12625 		overflow_handler = parent_event->overflow_handler;  in perf_event_alloc()
12637 	if (overflow_handler) {  in perf_event_alloc()
12638 		event->overflow_handler	= overflow_handler;  in perf_event_alloc()
12641 		event->overflow_handler = perf_event_output_backward;  in perf_event_alloc()
12644 		event->overflow_handler = perf_event_output_forward;  in perf_event_alloc()
13465 				 perf_overflow_handler_t overflow_handler,  in perf_event_create_kernel_counter()  argument
13482 				 overflow_handler, context, -1);  in perf_event_create_kernel_counter()
14035 	child_event->overflow_handler = parent_event->overflow_handler;  in inherit_event()