static void utab_unlock(struct libmnt_update *upd)
{
	assert(upd);
	assert(upd->userspace_only);

	if (upd->utab_lock >= 0) {
		DBG(UPDATE, mnt_debug("unlocking utab"));
		close(upd->utab_lock);
		upd->utab_lock = -1;
		sigprocmask(SIG_SETMASK, &upd->oldsigmask, NULL);
	}
}
static void utab_unlock(struct libmnt_update *upd)
{
	assert(upd);
	assert(upd->userspace_only);

	if (upd->utab_lock >= 0) {
		DBG(UPDATE, mnt_debug("unlocking utab"));
		close(upd->utab_lock);
		upd->utab_lock = -1;
		sigprocmask(SIG_SETMASK, &upd->oldsigmask, NULL);
	}
}