151 	 * We cannot set immutable and append-only flags on upper inode,  in ovl_copy_fileattr()
152 	 * because we would not be able to link upper inode to upper dir  in ovl_copy_fileattr()
153 	 * not set overlay private xattr on upper inode.  in ovl_copy_fileattr()
375 		   struct dentry *upper)  in ovl_set_origin()  argument
383 	 * up and a pure upper inode.  in ovl_set_origin()
392 	 * Do not fail when upper doesn't support xattrs.  in ovl_set_origin()
394 	err = ovl_check_setxattr(ofs, upper, OVL_XATTR_ORIGIN, fh->buf,  in ovl_set_origin()
402 /* Store file handle of @upper dir in @index dir entry */
403 static int ovl_set_upper_fh(struct ovl_fs *ofs, struct dentry *upper,  in ovl_set_upper_fh()  argument
409 	fh = ovl_encode_real_fh(ofs, upper, true);  in ovl_set_upper_fh()
425 			    struct dentry *upper)  in ovl_create_index()  argument
438 	 * to upper dir.  in ovl_create_index()
459 	err = ovl_set_upper_fh(ofs, upper, temp);  in ovl_create_index()
497 	struct dentry *upper;  in ovl_link_up()  local
501 	/* Mark parent "impure" because it may now contain non-pure upper */  in ovl_link_up()
511 	upper = lookup_one_len(c->dentry->d_name.name, upperdir,  in ovl_link_up()
513 	err = PTR_ERR(upper);  in ovl_link_up()
514 	if (!IS_ERR(upper)) {  in ovl_link_up()
515 		err = ovl_do_link(ovl_dentry_upper(c->dentry), udir, upper);  in ovl_link_up()
516 		dput(upper);  in ovl_link_up()
573 	 * Store identifier of lower inode in upper inode xattr to  in ovl_copy_up_inode()
632  * special files or when upper fs doesn't support O_TMPFILE.
638 	struct dentry *temp, *upper;  in ovl_copy_up_workdir()  local
674 	upper = lookup_one_len(c->destname.name, c->destdir, c->destname.len);  in ovl_copy_up_workdir()
675 	err = PTR_ERR(upper);  in ovl_copy_up_workdir()
676 	if (IS_ERR(upper))  in ovl_copy_up_workdir()
679 	err = ovl_do_rename(wdir, temp, udir, upper, 0);  in ovl_copy_up_workdir()
680 	dput(upper);  in ovl_copy_up_workdir()
705 	struct dentry *temp, *upper;  in ovl_copy_up_tmpfile()  local
725 	upper = lookup_one_len(c->destname.name, c->destdir, c->destname.len);  in ovl_copy_up_tmpfile()
726 	err = PTR_ERR(upper);  in ovl_copy_up_tmpfile()
727 	if (!IS_ERR(upper)) {  in ovl_copy_up_tmpfile()
728 		err = ovl_do_link(temp, udir, upper);  in ovl_copy_up_tmpfile()
729 		dput(upper);  in ovl_copy_up_tmpfile()
752  * upper parent i_mutex for exclusion.  Since rename can change d_parent it
764 	 * hardlinked to upper dir. Indexed dir is copied up to indexdir,  in ovl_do_copy_up()
790 		 * upper  in ovl_do_copy_up()
897 	 * Writing to upper file will clear security.capability xattr. We  in ovl_copy_up_meta_inode_data()
992 	 * linking it to upper dir.  in ovl_copy_up_flags()
1029 	/* Copy up of disconnected dentry does not set upper alias */  in ovl_open_need_copy_up()