kcage_range_add
extern int kcage_range_add(pfn_t, pgcnt_t, kcage_dir_t);
rv = kcage_range_add(base, num, kcage_startup_dir);
err = kcage_range_add(base, npgs, KCAGE_DOWN);
rv = kcage_range_add(base, npgs, KCAGE_DOWN);
rv = kcage_range_add(basepfn, npages, KCAGE_DOWN);
errs = kcage_range_add(btop(base_pa), btop(bank_size), KCAGE_DOWN);
errs = kcage_range_add(base, npgs, KCAGE_DOWN);
errs = kcage_range_add(base, npgs, KCAGE_DOWN);
if (rc = kcage_range_add(base, npgs, KCAGE_DOWN))
if (err = kcage_range_add(btop(ml->ml_address),