vfs: make lremovexattr retry once on ESTALE error

{

{

	struct path path;

	struct path path;

	int error;

	int error;

	unsigned int lookup_flags = 0;

	error = user_lpath(pathname, &path);

retry:

	error = user_path_at(AT_FDCWD, pathname, lookup_flags, &path);

	if (error)

	if (error)

		return error;

		return error;

	error = mnt_want_write(path.mnt);

	error = mnt_want_write(path.mnt);

		mnt_drop_write(path.mnt);

		mnt_drop_write(path.mnt);

	}

	}

	path_put(&path);

	path_put(&path);

	if (retry_estale(error, lookup_flags)) {

		lookup_flags |= LOOKUP_REVAL;

		goto retry;

	}

	return error;

	return error;

}

}