666 static int ovl_link(struct dentry *old, struct inode *newdir,  in ovl_link()  argument
672 	err = ovl_want_write(old);  in ovl_link()
676 	err = ovl_copy_up(old);  in ovl_link()
684 	if (ovl_is_metacopy_dentry(old)) {  in ovl_link()
685 		err = ovl_set_link_redirect(old);  in ovl_link()
690 	err = ovl_nlink_start(old);  in ovl_link()
694 	inode = d_inode(old);  in ovl_link()
698 			&(struct ovl_cattr) {.hardlink = ovl_dentry_upper(old)},  in ovl_link()
699 			ovl_type_origin(old));  in ovl_link()
703 	ovl_nlink_end(old);  in ovl_link()
705 	ovl_drop_write(old);  in ovl_link()
1023 static int ovl_rename(struct inode *olddir, struct dentry *old,  in ovl_rename()  argument
1038 	bool is_dir = d_is_dir(old);  in ovl_rename()
1053 	if (!ovl_can_move(old))  in ovl_rename()
1065 		if (ovl_lower_positive(old)) {  in ovl_rename()
1079 	err = ovl_want_write(old);  in ovl_rename()
1083 	err = ovl_copy_up(old);  in ovl_rename()
1102 	old_cred = ovl_override_creds(old->d_sb);  in ovl_rename()
1113 	old_upperdir = ovl_dentry_upper(old->d_parent);  in ovl_rename()
1123 		if (ovl_type_origin(old)) {  in ovl_rename()
1129 			err = ovl_set_impure(old->d_parent, old_upperdir);  in ovl_rename()
1137 	olddentry = lookup_one_len(old->d_name.name, old_upperdir,  in ovl_rename()
1138 				   old->d_name.len);  in ovl_rename()
1144 	if (!ovl_matches_upper(old, olddentry))  in ovl_rename()
1153 	old_opaque = ovl_dentry_is_opaque(old);  in ovl_rename()
1180 	if (ovl_type_merge_or_lower(old))  in ovl_rename()
1181 		err = ovl_set_redirect(old, samedir);  in ovl_rename()
1183 		err = ovl_set_opaque_xerr(old, olddentry, -EXDEV);  in ovl_rename()
1190 		 ovl_type_merge(old->d_parent))  in ovl_rename()
1210 	ovl_dir_modified(old->d_parent, ovl_type_origin(old) ||  in ovl_rename()
1212 	ovl_dir_modified(new->d_parent, ovl_type_origin(old) ||  in ovl_rename()
1216 	ovl_copyattr(d_inode(olddentry), d_inode(old));  in ovl_rename()
1227 	ovl_revert_creds(old->d_sb, old_cred);  in ovl_rename()
1231 	ovl_drop_write(old);  in ovl_rename()