143 		      unsigned long data_size, unsigned int size,  in ring_buffer_has_space()  argument
147 		return CIRC_SPACE(head, tail, data_size) >= size;  in ring_buffer_has_space()
149 		return CIRC_SPACE(tail, head, data_size) >= size;  in ring_buffer_has_space()
155 		    struct perf_event *event, unsigned int size,  in __perf_output_begin()  argument
191 		size += sizeof(lost_event);  in __perf_output_begin()
193 			size += event->id_header_size;  in __perf_output_begin()
205 							    size, backward)))  in __perf_output_begin()
222 			head += size;  in __perf_output_begin()
224 			head -= size;  in __perf_output_begin()
245 	handle->size = (1UL << page_shift) - offset;  in __perf_output_begin()
248 		lost_event.header.size = sizeof(lost_event);  in __perf_output_begin()
274 			      struct perf_event *event, unsigned int size)  in perf_output_begin_forward()  argument
276 	return __perf_output_begin(handle, data, event, size, false);  in perf_output_begin_forward()
281 			       struct perf_event *event, unsigned int size)  in perf_output_begin_backward()  argument
283 	return __perf_output_begin(handle, data, event, size, true);  in perf_output_begin_backward()
288 		      struct perf_event *event, unsigned int size)  in perf_output_begin()  argument
291 	return __perf_output_begin(handle, data, event, size,  in perf_output_begin()
423 	handle->size = 0;  in perf_aux_output_begin()
435 			handle->size = CIRC_SPACE(aux_head, aux_tail, perf_aux_size(rb));  in perf_aux_output_begin()
442 		if (!handle->size) { /* A, matches D */  in perf_aux_output_begin()
487 void perf_aux_output_end(struct perf_output_handle *handle, unsigned long size)  in perf_aux_output_end()  argument
503 		rb->aux_head += size;  in perf_aux_output_end()
518 	if (size || (handle->aux_flags & ~(u64)PERF_AUX_FLAG_OVERWRITE))  in perf_aux_output_end()
519 		perf_event_aux_event(handle->event, aux_head, size,  in perf_aux_output_end()
545 int perf_aux_output_skip(struct perf_output_handle *handle, unsigned long size)  in perf_aux_output_skip()  argument
549 	if (size > handle->size)  in perf_aux_output_skip()
552 	rb->aux_head += size;  in perf_aux_output_skip()
561 	handle->size -= size;  in perf_aux_output_skip()
840 	unsigned long size;  in rb_alloc()  local
843 	size = sizeof(struct perf_buffer);  in rb_alloc()
844 	size += nr_pages * sizeof(void *);  in rb_alloc()
846 	if (order_base_2(size) > PAGE_SHIFT+MAX_PAGE_ORDER)  in rb_alloc()
850 	rb = kzalloc_node(size, GFP_KERNEL, node);  in rb_alloc()
937 	unsigned long size;  in rb_alloc()  local
941 	size = sizeof(struct perf_buffer);  in rb_alloc()
942 	size += sizeof(void *);  in rb_alloc()
945 	rb = kzalloc_node(size, GFP_KERNEL, node);  in rb_alloc()