sfmmu_iment
for (ment = ism_sfmmup->sfmmu_iment; ment; ment = ment->iment_next) {
iment->iment_next = ism_hat->sfmmu_iment;
if (ism_hat->sfmmu_iment) {
ism_hat->sfmmu_iment->iment_prev = iment;
ism_hat->sfmmu_iment = iment;
if (ism_hat->sfmmu_iment == NULL) {
ASSERT(ism_hat->sfmmu_iment != iment);
ASSERT(ism_hat->sfmmu_iment == iment);
ism_hat->sfmmu_iment = iment->iment_next;