security/landlock/fs.c

736 		if (walker_path.dentry == walker_path.mnt->mnt_root) {
828  * @mnt_root: Last directory to check.
833  * @mnt_root directory used as a mount point.  This mount point is the common
835  * file.  While walking from @dir to @mnt_root, we record all the domain's
844  * - false if the walk reached @mnt_root.
848 	const struct dentry *const mnt_root, struct dentry *dir,
854 	if (WARN_ON_ONCE(!domain || !mnt_root || !dir || !layer_masks_dom))
879 		/* We should not reach a root other than @mnt_root. */
880 		if (dir == mnt_root || WARN_ON_ONCE(IS_ROOT(dir)))
998 	mnt_dir.dentry = new_dir->mnt->mnt_root;