332 	unsigned long aux_head, aux_tail;  in perf_aux_output_begin()  local
371 	aux_head = rb->aux_head;  in perf_aux_output_begin()
375 	handle->head = aux_head;  in perf_aux_output_begin()
387 		if (aux_head - aux_tail < perf_aux_size(rb))  in perf_aux_output_begin()
388 			handle->size = CIRC_SPACE(aux_head, aux_tail, perf_aux_size(rb));  in perf_aux_output_begin()
422 	if (rb->aux_head - rb->aux_wakeup >= rb->aux_watermark) {  in rb_need_aux_wakeup()
423 		rb->aux_wakeup = rounddown(rb->aux_head, rb->aux_watermark);  in rb_need_aux_wakeup()
444 	unsigned long aux_head;  in perf_aux_output_end()  local
450 		aux_head = handle->head;  in perf_aux_output_end()
451 		rb->aux_head = aux_head;  in perf_aux_output_end()
455 		aux_head = rb->aux_head;  in perf_aux_output_end()
456 		rb->aux_head += size;  in perf_aux_output_end()
464 		perf_event_aux_event(handle->event, aux_head, size,  in perf_aux_output_end()
468 	rb->user_page->aux_head = rb->aux_head;  in perf_aux_output_end()
498 	rb->aux_head += size;  in perf_aux_output_skip()
500 	rb->user_page->aux_head = rb->aux_head;  in perf_aux_output_skip()
506 	handle->head = rb->aux_head;  in perf_aux_output_skip()