3624 	struct buffer_page *reader = cpu_buffer->reader_page;  in rb_per_cpu_empty()  local
3632 	return reader->read == rb_page_commit(reader) &&  in rb_per_cpu_empty()
3633 		(commit == reader ||  in rb_per_cpu_empty()
4046 	struct buffer_page *reader;  in ring_buffer_iter_empty()  local
4055 	reader = cpu_buffer->reader_page;  in ring_buffer_iter_empty()
4081 		(iter->head_page == reader && commit_page == head_page &&  in ring_buffer_iter_empty()
4150 	struct buffer_page *reader = NULL;  in rb_get_reader_page()  local
4167 		reader = NULL;  in rb_get_reader_page()
4171 	reader = cpu_buffer->reader_page;  in rb_get_reader_page()
4174 	if (cpu_buffer->reader_page->read < rb_page_size(reader))  in rb_get_reader_page()
4179 		       cpu_buffer->reader_page->read > rb_page_size(reader)))  in rb_get_reader_page()
4183 	reader = NULL;  in rb_get_reader_page()
4203 	reader = rb_set_head_page(cpu_buffer);  in rb_get_reader_page()
4204 	if (!reader)  in rb_get_reader_page()
4206 	cpu_buffer->reader_page->list.next = rb_list_head(reader->list.next);  in rb_get_reader_page()
4207 	cpu_buffer->reader_page->list.prev = reader->list.prev;  in rb_get_reader_page()
4214 	cpu_buffer->pages = reader->list.prev;  in rb_get_reader_page()
4242 	ret = rb_head_page_replace(reader, cpu_buffer->reader_page);  in rb_get_reader_page()
4255 	rb_list_head(reader->list.next)->prev = &cpu_buffer->reader_page->list;  in rb_get_reader_page()
4261 	cpu_buffer->reader_page = reader;  in rb_get_reader_page()
4273 	if (reader && reader->read == 0)  in rb_get_reader_page()
4274 		cpu_buffer->read_stamp = reader->page->time_stamp;  in rb_get_reader_page()
4279 	return reader;  in rb_get_reader_page()
4285 	struct buffer_page *reader;  in rb_advance_reader()  local
4288 	reader = rb_get_reader_page(cpu_buffer);  in rb_advance_reader()
4291 	if (RB_WARN_ON(cpu_buffer, !reader))  in rb_advance_reader()
4344 	struct buffer_page *reader;  in rb_buffer_peek()  local
4359 	reader = rb_get_reader_page(cpu_buffer);  in rb_buffer_peek()
4360 	if (!reader)  in rb_buffer_peek()
5244 	struct buffer_page *reader;  in ring_buffer_read_page()  local
5273 	reader = rb_get_reader_page(cpu_buffer);  in ring_buffer_read_page()
5274 	if (!reader)  in ring_buffer_read_page()
5279 	read = reader->read;  in ring_buffer_read_page()
5280 	commit = rb_page_commit(reader);  in ring_buffer_read_page()
5328 			rpos = reader->read;  in ring_buffer_read_page()
5347 		cpu_buffer->read += rb_page_entries(reader);  in ring_buffer_read_page()
5352 		bpage = reader->page;  in ring_buffer_read_page()
5353 		reader->page = *data_page;  in ring_buffer_read_page()
5354 		local_set(&reader->write, 0);  in ring_buffer_read_page()
5355 		local_set(&reader->entries, 0);  in ring_buffer_read_page()
5356 		reader->read = 0;  in ring_buffer_read_page()
5364 		if (reader->real_end)  in ring_buffer_read_page()
5365 			local_set(&bpage->commit, reader->real_end);  in ring_buffer_read_page()