STACKS_HSIZE
return (total % STACKS_HSIZE);
for (idx = 0; idx < STACKS_HSIZE; idx++) {
mdb_free(stacks_hash, STACKS_HSIZE * sizeof (*stacks_hash));
mdb_zalloc(STACKS_HSIZE * sizeof (*si.si_hash), UM_SLEEP);
for (idx = 0; idx < STACKS_HSIZE; idx++) {
mdb_free(si.si_hash, STACKS_HSIZE * sizeof (*si.si_hash));