169 	struct file *file = lo->lo_backing_file;  in __loop_update_dio()
226 	loff_t size = get_size(offset, sizelimit, lo->lo_backing_file);  in figure_loop_size()
291 		ret = lo_write_bvec(lo->lo_backing_file, &bvec, &pos);  in lo_write_simple()
326 		ret = lo_write_bvec(lo->lo_backing_file, &b, &pos);  in lo_write_transfer()
345 		len = vfs_iter_read(lo->lo_backing_file, &i, &pos);  in lo_read_simple()
386 		len = vfs_iter_read(lo->lo_backing_file, &i, &pos);  in lo_read_transfer()
422 	struct file *file = lo->lo_backing_file;  in lo_discard()
440 	struct file *file = lo->lo_backing_file;  in lo_req_flush()
482 	struct file *file = lo->lo_backing_file;  in lo_rw_aio()
571 	__loop_update_dio(lo, io_is_direct(lo->lo_backing_file) |  in loop_update_dio()
581 	struct file *old_file = lo->lo_backing_file;  in do_loop_switch()
590 	lo->lo_backing_file = file;  in do_loop_switch()
681 	old_file = lo->lo_backing_file;  in loop_change_fd()
742 	if (lo->lo_backing_file)  in loop_attr_backing_file_show()
743 		p = file_path(lo->lo_backing_file, buf, PAGE_SIZE - 1);  in loop_attr_backing_file_show()
825 	struct file *file = lo->lo_backing_file;  in loop_config_discard()
905 		f = l->lo_backing_file;  in loop_set_fd()
938 	lo->lo_backing_file = file;  in loop_set_fd()
1016 	struct file *filp = lo->lo_backing_file;  in loop_clr_fd()
1047 	lo->lo_backing_file = NULL;  in loop_clr_fd()
1176 	struct file *file = lo->lo_backing_file;  in loop_get_status()