165 	struct dentry *upperdir = ovl_dentry_upper(dentry->d_parent);  in ovl_create_upper()  local
166 	struct inode *udir = upperdir->d_inode;  in ovl_create_upper()
171 	newdentry = lookup_one_len(dentry->d_name.name, upperdir,  in ovl_create_upper()
193 				   struct dentry *upperdir)  in ovl_lock_rename_workdir()  argument
196 	if (workdir == upperdir)  in ovl_lock_rename_workdir()
200 	if (lock_rename(workdir, upperdir) != NULL)  in ovl_lock_rename_workdir()
206 	unlock_rename(workdir, upperdir);  in ovl_lock_rename_workdir()
217 	struct dentry *upperdir = ovl_dentry_upper(dentry->d_parent);  in ovl_clear_empty()  local
218 	struct inode *udir = upperdir->d_inode;  in ovl_clear_empty()
228 	err = ovl_lock_rename_workdir(workdir, upperdir);  in ovl_clear_empty()
273 	unlock_rename(workdir, upperdir);  in ovl_clear_empty()
285 	unlock_rename(workdir, upperdir);  in ovl_clear_empty()
322 	struct dentry *upperdir = ovl_dentry_upper(dentry->d_parent);  in ovl_create_over_whiteout()  local
323 	struct inode *udir = upperdir->d_inode;  in ovl_create_over_whiteout()
331 	err = ovl_lock_rename_workdir(workdir, upperdir);  in ovl_create_over_whiteout()
340 	upper = lookup_one_len(dentry->d_name.name, upperdir,  in ovl_create_over_whiteout()
376 	unlock_rename(workdir, upperdir);  in ovl_create_over_whiteout()
508 	struct dentry *upperdir = ovl_dentry_upper(dentry->d_parent);  in ovl_remove_and_whiteout()  local
509 	struct inode *udir = upperdir->d_inode;  in ovl_remove_and_whiteout()
539 	err = ovl_lock_rename_workdir(workdir, upperdir);  in ovl_remove_and_whiteout()
550 		upper = lookup_one_len(dentry->d_name.name, upperdir,  in ovl_remove_and_whiteout()
566 		if (upper->d_parent != upperdir)  in ovl_remove_and_whiteout()
584 	unlock_rename(workdir, upperdir);  in ovl_remove_and_whiteout()
597 	struct dentry *upperdir = ovl_dentry_upper(dentry->d_parent);  in ovl_remove_upper()  local
598 	struct inode *dir = upperdir->d_inode;  in ovl_remove_upper()
604 	if (upper->d_parent == upperdir) {  in ovl_remove_upper()