185 ext4_unaligned_io(struct inode *inode, struct iov_iter *from, loff_t pos)  in ext4_unaligned_io()  argument
190 	if ((pos | iov_iter_alignment(from)) & blockmask)  in ext4_unaligned_io()
229 					 struct iov_iter *from)  in ext4_generic_write_checks()  argument
237 	ret = generic_write_checks(iocb, from);  in ext4_generic_write_checks()
250 		iov_iter_truncate(from, sbi->s_bitmap_maxbytes - iocb->ki_pos);  in ext4_generic_write_checks()
253 	return iov_iter_count(from);  in ext4_generic_write_checks()
256 static ssize_t ext4_write_checks(struct kiocb *iocb, struct iov_iter *from)  in ext4_write_checks()  argument
260 	count = ext4_generic_write_checks(iocb, from);  in ext4_write_checks()
271 					struct iov_iter *from)  in ext4_buffered_write_iter()  argument
280 	ret = ext4_write_checks(iocb, from);  in ext4_buffered_write_iter()
285 	ret = generic_perform_write(iocb, from);  in ext4_buffered_write_iter()
407 static ssize_t ext4_dio_write_checks(struct kiocb *iocb, struct iov_iter *from,  in ext4_dio_write_checks()  argument
417 	ret = ext4_generic_write_checks(iocb, from);  in ext4_dio_write_checks()
456 static ssize_t ext4_dio_write_iter(struct kiocb *iocb, struct iov_iter *from)  in ext4_dio_write_iter()  argument
462 	size_t count = iov_iter_count(from);  in ext4_dio_write_iter()
471 	if (ext4_unaligned_io(inode, from, offset)) {  in ext4_dio_write_iter()
499 	if (!ext4_should_use_dio(iocb, from)) {  in ext4_dio_write_iter()
504 		return ext4_buffered_write_iter(iocb, from);  in ext4_dio_write_iter()
507 	ret = ext4_dio_write_checks(iocb, from, &ilock_shared, &extend);  in ext4_dio_write_iter()
557 	ret = iomap_dio_rw(iocb, from, iomap_ops, &ext4_dio_write_ops,  in ext4_dio_write_iter()
579 	if (ret >= 0 && iov_iter_count(from)) {  in ext4_dio_write_iter()
584 		err = ext4_buffered_write_iter(iocb, from);  in ext4_dio_write_iter()
610 ext4_dax_write_iter(struct kiocb *iocb, struct iov_iter *from)  in ext4_dax_write_iter()  argument
626 	ret = ext4_write_checks(iocb, from);  in ext4_dax_write_iter()
631 	count = iov_iter_count(from);  in ext4_dax_write_iter()
650 	ret = dax_iomap_rw(iocb, from, &ext4_iomap_ops);  in ext4_dax_write_iter()
665 ext4_file_write_iter(struct kiocb *iocb, struct iov_iter *from)  in ext4_file_write_iter()  argument
674 		return ext4_dax_write_iter(iocb, from);  in ext4_file_write_iter()
677 		return ext4_dio_write_iter(iocb, from);  in ext4_file_write_iter()
679 		return ext4_buffered_write_iter(iocb, from);  in ext4_file_write_iter()