166 	struct inode *udir = upperdir->d_inode;  in ovl_create_upper()  local
170 	mutex_lock_nested(&udir->i_mutex, I_MUTEX_PARENT);  in ovl_create_upper()
176 	err = ovl_create_real(udir, newdentry, stat, link, hardlink, false);  in ovl_create_upper()
188 	mutex_unlock(&udir->i_mutex);  in ovl_create_upper()
218 	struct inode *udir = upperdir->d_inode;  in ovl_clear_empty()  local
241 	if (upper->d_parent->d_inode != udir)  in ovl_clear_empty()
267 	err = ovl_do_rename(wdir, opaquedir, udir, upper, RENAME_EXCHANGE);  in ovl_clear_empty()
323 	struct inode *udir = upperdir->d_inode;  in ovl_create_over_whiteout()  local
355 		err = ovl_do_rename(wdir, newdentry, udir, upper,  in ovl_create_over_whiteout()
362 		err = ovl_do_rename(wdir, newdentry, udir, upper, 0);  in ovl_create_over_whiteout()
509 	struct inode *udir = upperdir->d_inode;  in ovl_remove_and_whiteout()  local
556 		err = ovl_do_rename(wdir, whiteout, udir, upper, 0);  in ovl_remove_and_whiteout()
572 		err = ovl_do_rename(wdir, whiteout, udir, upper, flags);  in ovl_remove_and_whiteout()