369 	unsigned long aux_head, aux_tail;  in perf_aux_output_begin()  local
412 	aux_head = rb->aux_head;  in perf_aux_output_begin()
416 	handle->head = aux_head;  in perf_aux_output_begin()
428 		if (aux_head - aux_tail < perf_aux_size(rb))  in perf_aux_output_begin()
429 			handle->size = CIRC_SPACE(aux_head, aux_tail, perf_aux_size(rb));  in perf_aux_output_begin()
463 	if (rb->aux_head - rb->aux_wakeup >= rb->aux_watermark) {  in rb_need_aux_wakeup()
464 		rb->aux_wakeup = rounddown(rb->aux_head, rb->aux_watermark);  in rb_need_aux_wakeup()
485 	unsigned long aux_head;  in perf_aux_output_end()  local
491 		aux_head = handle->head;  in perf_aux_output_end()
492 		rb->aux_head = aux_head;  in perf_aux_output_end()
496 		aux_head = rb->aux_head;  in perf_aux_output_end()
497 		rb->aux_head += size;  in perf_aux_output_end()
513 		perf_event_aux_event(handle->event, aux_head, size,  in perf_aux_output_end()
516 	WRITE_ONCE(rb->user_page->aux_head, rb->aux_head);  in perf_aux_output_end()
546 	rb->aux_head += size;  in perf_aux_output_skip()
548 	WRITE_ONCE(rb->user_page->aux_head, rb->aux_head);  in perf_aux_output_skip()
554 	handle->head = rb->aux_head;  in perf_aux_output_skip()