33 static ssize_t ext2_dax_read_iter(struct kiocb *iocb, struct iov_iter *to)  in ext2_dax_read_iter()  argument
35 	struct inode *inode = iocb->ki_filp->f_mapping->host;  in ext2_dax_read_iter()
42 	ret = dax_iomap_rw(iocb, to, &ext2_iomap_ops);  in ext2_dax_read_iter()
45 	file_accessed(iocb->ki_filp);  in ext2_dax_read_iter()
49 static ssize_t ext2_dax_write_iter(struct kiocb *iocb, struct iov_iter *from)  in ext2_dax_write_iter()  argument
51 	struct file *file = iocb->ki_filp;  in ext2_dax_write_iter()
56 	ret = generic_write_checks(iocb, from);  in ext2_dax_write_iter()
66 	ret = dax_iomap_rw(iocb, from, &ext2_iomap_ops);  in ext2_dax_write_iter()
67 	if (ret > 0 && iocb->ki_pos > i_size_read(inode)) {  in ext2_dax_write_iter()
68 		i_size_write(inode, iocb->ki_pos);  in ext2_dax_write_iter()
75 		ret = generic_write_sync(iocb, ret);  in ext2_dax_write_iter()
163 static ssize_t ext2_file_read_iter(struct kiocb *iocb, struct iov_iter *to)  in ext2_file_read_iter()  argument
166 	if (IS_DAX(iocb->ki_filp->f_mapping->host))  in ext2_file_read_iter()
167 		return ext2_dax_read_iter(iocb, to);  in ext2_file_read_iter()
169 	return generic_file_read_iter(iocb, to);  in ext2_file_read_iter()
172 static ssize_t ext2_file_write_iter(struct kiocb *iocb, struct iov_iter *from)  in ext2_file_write_iter()  argument
175 	if (IS_DAX(iocb->ki_filp->f_mapping->host))  in ext2_file_write_iter()
176 		return ext2_dax_write_iter(iocb, from);  in ext2_file_write_iter()
178 	return generic_file_write_iter(iocb, from);  in ext2_file_write_iter()