344 static int zonefs_file_write_dio_end_io(struct kiocb *iocb, ssize_t size,  in zonefs_file_write_dio_end_io()  argument
347 	struct inode *inode = file_inode(iocb->ki_filp);  in zonefs_file_write_dio_end_io()
364 		if (i_size_read(inode) < iocb->ki_pos + size) {  in zonefs_file_write_dio_end_io()
365 			zonefs_update_stats(inode, iocb->ki_pos + size);  in zonefs_file_write_dio_end_io()
366 			zonefs_i_size_write(inode, iocb->ki_pos + size);  in zonefs_file_write_dio_end_io()
407 static ssize_t zonefs_write_checks(struct kiocb *iocb, struct iov_iter *from)  in zonefs_write_checks()  argument
409 	struct file *file = iocb->ki_filp;  in zonefs_write_checks()
421 	if ((iocb->ki_flags & IOCB_NOWAIT) && !(iocb->ki_flags & IOCB_DIRECT))  in zonefs_write_checks()
424 	if (iocb->ki_flags & IOCB_APPEND) {  in zonefs_write_checks()
428 		iocb->ki_pos = z->z_wpoffset;  in zonefs_write_checks()
432 	count = zonefs_write_check_limits(file, iocb->ki_pos,  in zonefs_write_checks()
451 static ssize_t zonefs_file_dio_write(struct kiocb *iocb, struct iov_iter *from)  in zonefs_file_dio_write()  argument
453 	struct inode *inode = file_inode(iocb->ki_filp);  in zonefs_file_dio_write()
464 	if (zonefs_zone_is_seq(z) && !is_sync_kiocb(iocb) &&  in zonefs_file_dio_write()
465 	    (iocb->ki_flags & IOCB_NOWAIT))  in zonefs_file_dio_write()
468 	if (iocb->ki_flags & IOCB_NOWAIT) {  in zonefs_file_dio_write()
475 	count = zonefs_write_checks(iocb, from);  in zonefs_file_dio_write()
481 	if ((iocb->ki_pos | count) & (sb->s_blocksize - 1)) {  in zonefs_file_dio_write()
489 		if (iocb->ki_pos != z->z_wpoffset) {  in zonefs_file_dio_write()
502 	ret = iomap_dio_rw(iocb, from, &zonefs_write_iomap_ops,  in zonefs_file_dio_write()
529 static ssize_t zonefs_file_buffered_write(struct kiocb *iocb,  in zonefs_file_buffered_write()  argument
532 	struct inode *inode = file_inode(iocb->ki_filp);  in zonefs_file_buffered_write()
542 	if (iocb->ki_flags & IOCB_NOWAIT) {  in zonefs_file_buffered_write()
549 	ret = zonefs_write_checks(iocb, from);  in zonefs_file_buffered_write()
553 	ret = iomap_file_buffered_write(iocb, from, &zonefs_write_iomap_ops);  in zonefs_file_buffered_write()
560 		ret = generic_write_sync(iocb, ret);  in zonefs_file_buffered_write()
565 static ssize_t zonefs_file_write_iter(struct kiocb *iocb, struct iov_iter *from)  in zonefs_file_write_iter()  argument
567 	struct inode *inode = file_inode(iocb->ki_filp);  in zonefs_file_write_iter()
577 	if (iocb->ki_pos >= z->z_capacity)  in zonefs_file_write_iter()
580 	if (iocb->ki_flags & IOCB_DIRECT) {  in zonefs_file_write_iter()
581 		ssize_t ret = zonefs_file_dio_write(iocb, from);  in zonefs_file_write_iter()
587 	return zonefs_file_buffered_write(iocb, from);  in zonefs_file_write_iter()
590 static int zonefs_file_read_dio_end_io(struct kiocb *iocb, ssize_t size,  in zonefs_file_read_dio_end_io()  argument
594 		zonefs_io_error(file_inode(iocb->ki_filp), false);  in zonefs_file_read_dio_end_io()
605 static ssize_t zonefs_file_read_iter(struct kiocb *iocb, struct iov_iter *to)  in zonefs_file_read_iter()  argument
607 	struct inode *inode = file_inode(iocb->ki_filp);  in zonefs_file_read_iter()
618 	if (iocb->ki_pos >= z->z_capacity)  in zonefs_file_read_iter()
621 	if (iocb->ki_flags & IOCB_NOWAIT) {  in zonefs_file_read_iter()
631 	if (iocb->ki_pos >= isize) {  in zonefs_file_read_iter()
636 	iov_iter_truncate(to, isize - iocb->ki_pos);  in zonefs_file_read_iter()
639 	if (iocb->ki_flags & IOCB_DIRECT) {  in zonefs_file_read_iter()
642 		if ((iocb->ki_pos | count) & (sb->s_blocksize - 1)) {  in zonefs_file_read_iter()
646 		file_accessed(iocb->ki_filp);  in zonefs_file_read_iter()
647 		ret = iomap_dio_rw(iocb, to, &zonefs_read_iomap_ops,  in zonefs_file_read_iter()
650 		ret = generic_file_read_iter(iocb, to);  in zonefs_file_read_iter()