480 struct dentry *ovl_index_upper(struct ovl_fs *ofs, struct dentry *index)  in ovl_index_upper()  argument
485 	if (!d_is_dir(index))  in ovl_index_upper()
486 		return dget(index);  in ovl_index_upper()
488 	fh = ovl_get_fh(ofs, index, OVL_XATTR_UPPER);  in ovl_index_upper()
500 				    index, upper);  in ovl_index_upper()
513 int ovl_verify_index(struct ovl_fs *ofs, struct dentry *index)  in ovl_verify_index()  argument
522 	if (!d_inode(index))  in ovl_verify_index()
526 	if (index->d_name.len < sizeof(struct ovl_fb)*2)  in ovl_verify_index()
530 	len = index->d_name.len / 2;  in ovl_verify_index()
536 	if (hex2bin(fh->buf, index->d_name.name, len))  in ovl_verify_index()
548 	if (ovl_is_whiteout(index))  in ovl_verify_index()
555 	if (d_is_dir(index) && !ofs->config.nfs_export)  in ovl_verify_index()
565 	upper = ovl_index_upper(ofs, index);  in ovl_verify_index()
587 	if (!d_is_dir(index) && d_inode(index)->i_nlink == 1) {  in ovl_verify_index()
588 		err = ovl_check_origin_fh(ofs, fh, false, index, &stack);  in ovl_verify_index()
592 		if (ovl_get_nlink(ofs, origin.dentry, index, 0) == 0)  in ovl_verify_index()
603 			    index, d_inode(index)->i_mode & S_IFMT, err);  in ovl_verify_index()
608 			    index, d_inode(index)->i_mode & S_IFMT,  in ovl_verify_index()
609 			    d_inode(index)->i_nlink);  in ovl_verify_index()
662 	struct dentry *index;  in ovl_get_index_fh()  local
670 	index = lookup_positive_unlocked(name.name, ofs->indexdir, name.len);  in ovl_get_index_fh()
672 	if (IS_ERR(index)) {  in ovl_get_index_fh()
673 		if (PTR_ERR(index) == -ENOENT)  in ovl_get_index_fh()
674 			index = NULL;  in ovl_get_index_fh()
675 		return index;  in ovl_get_index_fh()
678 	if (ovl_is_whiteout(index))  in ovl_get_index_fh()
680 	else if (ovl_dentry_weird(index))  in ovl_get_index_fh()
683 		return index;  in ovl_get_index_fh()
685 	dput(index);  in ovl_get_index_fh()
692 	struct dentry *index;  in ovl_lookup_index()  local
702 	index = lookup_positive_unlocked(name.name, ofs->indexdir, name.len);  in ovl_lookup_index()
703 	if (IS_ERR(index)) {  in ovl_lookup_index()
704 		err = PTR_ERR(index);  in ovl_lookup_index()
706 			index = NULL;  in ovl_lookup_index()
716 	inode = d_inode(index);  in ovl_lookup_index()
717 	if (ovl_is_whiteout(index) && !verify) {  in ovl_lookup_index()
724 		dput(index);  in ovl_lookup_index()
725 		index = ERR_PTR(-ESTALE);  in ovl_lookup_index()
727 	} else if (ovl_dentry_weird(index) || ovl_is_whiteout(index) ||  in ovl_lookup_index()
737 				    index, d_inode(index)->i_mode & S_IFMT,  in ovl_lookup_index()
743 					    origin, index);  in ovl_lookup_index()
748 		err = ovl_verify_upper(ofs, index, upper, false);  in ovl_lookup_index()
752 						    upper, origin, index);  in ovl_lookup_index()
761 	return index;  in ovl_lookup_index()
764 	dput(index);  in ovl_lookup_index()
765 	index = NULL;  in ovl_lookup_index()
769 	dput(index);  in ovl_lookup_index()
770 	index = ERR_PTR(-EIO);  in ovl_lookup_index()
828 	struct dentry *index = NULL;  in ovl_lookup()  local
946 		     (!d.is_dir && ofs->config.index && origin_path))) {  in ovl_lookup()
1045 		index = ovl_lookup_index(ofs, upperdentry, origin, true);  in ovl_lookup()
1046 		if (IS_ERR(index)) {  in ovl_lookup()
1047 			err = PTR_ERR(index);  in ovl_lookup()
1048 			index = NULL;  in ovl_lookup()
1066 	else if (index) {  in ovl_lookup()
1067 		upperdentry = dget(index);  in ovl_lookup()
1084 			.index = index,  in ovl_lookup()
1107 	dput(index);  in ovl_lookup()
1116 	dput(index);  in ovl_lookup()