424 				     bool *ilock_shared, bool *extend)  in ext4_dio_write_checks()  argument
440 		*extend = true;  in ext4_dio_write_checks()
447 	if (*ilock_shared && (!IS_NOSEC(inode) || *extend ||  in ext4_dio_write_checks()
480 	bool extend = false, unaligned_io = false;  in ext4_dio_write_iter()  local
523 	ret = ext4_dio_write_checks(iocb, from, &ilock_shared, &extend);  in ext4_dio_write_iter()
528 	if ((iocb->ki_flags & IOCB_NOWAIT) && (unaligned_io || extend)) {  in ext4_dio_write_iter()
549 	if (extend) {  in ext4_dio_write_iter()
570 			   is_sync_kiocb(iocb) || unaligned_io || extend);  in ext4_dio_write_iter()
574 	if (extend)  in ext4_dio_write_iter()
620 	bool extend = false;  in ext4_dax_write_iter()  local
650 		extend = true;  in ext4_dax_write_iter()
656 	if (extend)  in ext4_dax_write_iter()