165 	unsigned length;  in rb_event_data_length()  local
168 		length = event->type_len * RB_ALIGNMENT;  in rb_event_data_length()
170 		length = event->array[0];  in rb_event_data_length()
171 	return length + RB_EVNT_HDR_SIZE;  in rb_event_data_length()
233 	unsigned length;  in ring_buffer_event_length()  local
238 	length = rb_event_length(event);  in ring_buffer_event_length()
240 		return length;  in ring_buffer_event_length()
241 	length -= RB_EVNT_HDR_SIZE;  in ring_buffer_event_length()
242 	if (length > RB_MAX_SMALL_DATA + sizeof(event->array[0]))  in ring_buffer_event_length()
243                 length -= sizeof(event->array[0]);  in ring_buffer_event_length()
244 	return length;  in ring_buffer_event_length()
393 	unsigned long		length;  member
2340 	unsigned length;  in rb_iter_head_event()  local
2358 	length = rb_event_length(event);  in rb_iter_head_event()
2366 	if ((iter->head + length) > commit || length > BUF_PAGE_SIZE)  in rb_iter_head_event()
2370 	memcpy(iter->event, event, length);  in rb_iter_head_event()
2382 	iter->next_event = iter->head + length;  in rb_iter_head_event()
2601 	unsigned long length = info->length;  in rb_reset_tail()  local
2616 		local_sub(length, &tail_page->write);  in rb_reset_tail()
2651 		local_sub(length, &tail_page->write);  in rb_reset_tail()
2668 	length = (tail + length) - BUF_PAGE_SIZE;  in rb_reset_tail()
2669 	local_sub(length, &tail_page->write);  in rb_reset_tail()
2832 				      unsigned int *length)  in rb_add_timestamp()  argument
2865 	*length -= RB_LEN_TIME_EXTEND;  in rb_add_timestamp()
2885 	unsigned length = info->length;  in rb_update_event()  local
2897 		rb_add_timestamp(cpu_buffer, &event, info, &delta, &length);  in rb_update_event()
2900 	length -= RB_EVNT_HDR_SIZE;  in rb_update_event()
2901 	if (length > RB_MAX_SMALL_DATA || RB_FORCE_8BYTE_ALIGNMENT) {  in rb_update_event()
2903 		event->array[0] = length;  in rb_update_event()
2905 		event->type_len = DIV_ROUND_UP(length, RB_ALIGNMENT);  in rb_update_event()
2908 static unsigned rb_calculate_event_length(unsigned length)  in rb_calculate_event_length()  argument
2913 	if (!length)  in rb_calculate_event_length()
2914 		length++;  in rb_calculate_event_length()
2916 	if (length > RB_MAX_SMALL_DATA || RB_FORCE_8BYTE_ALIGNMENT)  in rb_calculate_event_length()
2917 		length += sizeof(event.array[0]);  in rb_calculate_event_length()
2919 	length += RB_EVNT_HDR_SIZE;  in rb_calculate_event_length()
2920 	length = ALIGN(length, RB_ARCH_ALIGNMENT);  in rb_calculate_event_length()
2934 	if (length == RB_LEN_TIME_EXTEND + RB_ALIGNMENT)  in rb_calculate_event_length()
2935 		length += RB_ALIGNMENT;  in rb_calculate_event_length()
2937 	return length;  in rb_calculate_event_length()
3521 			info->length += RB_LEN_TIME_EXTEND;  in __rb_reserve_next()
3526 				info->length += RB_LEN_TIME_EXTEND;  in __rb_reserve_next()
3533  /*C*/	write = local_add_return(info->length, &tail_page->write);  in __rb_reserve_next()
3538 	tail = write - info->length;  in __rb_reserve_next()
3631 	local_add(info->length, &cpu_buffer->entries_bytes);  in __rb_reserve_next()
3639 		      unsigned long length)  in rb_reserve_next_event()  argument
3670 	info.length = rb_calculate_event_length(length);  in rb_reserve_next_event()
3674 		info.length += RB_LEN_TIME_EXTEND;  in rb_reserve_next_event()
3675 		if (info.length > BUF_MAX_DATA_SIZE)  in rb_reserve_next_event()
3701 			info.length -= RB_LEN_TIME_EXTEND;  in rb_reserve_next_event()
3728 ring_buffer_lock_reserve(struct trace_buffer *buffer, unsigned long length)  in ring_buffer_lock_reserve()  argument
3750 	if (unlikely(length > BUF_MAX_DATA_SIZE))  in ring_buffer_lock_reserve()
3756 	event = rb_reserve_next_event(buffer, cpu_buffer, length);  in ring_buffer_lock_reserve()
3879 		      unsigned long length,  in ring_buffer_write()  argument
3903 	if (length > BUF_MAX_DATA_SIZE)  in ring_buffer_write()
3909 	event = rb_reserve_next_event(buffer, cpu_buffer, length);  in ring_buffer_write()
3915 	memcpy(body, data, length);  in ring_buffer_write()
4781 	unsigned length;  in rb_advance_reader()  local
4796 	length = rb_event_length(event);  in rb_advance_reader()
4797 	cpu_buffer->reader_page->read += length;  in rb_advance_reader()
4798 	cpu_buffer->read_bytes += length;  in rb_advance_reader()