SMBS_PERMANENT
if (fl->ioc_mask & SMBS_PERMANENT) {
on = fl->ioc_flags & SMBS_PERMANENT;
if (on && (ssp->obj.co_flags & SMBS_PERMANENT) == 0) {
ssp->obj.co_flags |= SMBS_PERMANENT;
} else if (!on && (ssp->obj.co_flags & SMBS_PERMANENT)) {
ssp->obj.co_flags &= ~SMBS_PERMANENT;