272 	unsigned long aux_head, aux_tail;  in perf_aux_output_begin()  local
297 	aux_head = local_read(&rb->aux_head);  in perf_aux_output_begin()
301 	handle->head = aux_head;  in perf_aux_output_begin()
312 		if (aux_head - aux_tail < perf_aux_size(rb))  in perf_aux_output_begin()
313 			handle->size = CIRC_SPACE(aux_head, aux_tail, perf_aux_size(rb));  in perf_aux_output_begin()
351 	unsigned long aux_head;  in perf_aux_output_end()  local
361 		aux_head = handle->head;  in perf_aux_output_end()
362 		local_set(&rb->aux_head, aux_head);  in perf_aux_output_end()
364 		aux_head = local_read(&rb->aux_head);  in perf_aux_output_end()
365 		local_add(size, &rb->aux_head);  in perf_aux_output_end()
373 		perf_event_aux_event(handle->event, aux_head, size, flags);  in perf_aux_output_end()
376 	aux_head = rb->user_page->aux_head = local_read(&rb->aux_head);  in perf_aux_output_end()
378 	if (aux_head - local_read(&rb->aux_wakeup) >= rb->aux_watermark) {  in perf_aux_output_end()
403 	unsigned long aux_head;  in perf_aux_output_skip()  local
408 	local_add(size, &rb->aux_head);  in perf_aux_output_skip()
410 	aux_head = rb->user_page->aux_head = local_read(&rb->aux_head);  in perf_aux_output_skip()
411 	if (aux_head - local_read(&rb->aux_wakeup) >= rb->aux_watermark) {  in perf_aux_output_skip()
418 	handle->head = aux_head;  in perf_aux_output_skip()