pmap_trm_alloc
gdt = pmap_trm_alloc(sizeof(union descriptor) * NGDT * mp_ncpus,
tss = pmap_trm_alloc(sizeof(struct i386tss) * mp_ncpus,
trampoline = pmap_trm_alloc(end_exceptions - start_exceptions,
tramp_stack_base = pmap_trm_alloc(TRAMP_STACK_SZ, M_NOWAIT);
idt = pmap_trm_alloc(sizeof(idt0), M_NOWAIT | M_ZERO);
dblfault_tss = pmap_trm_alloc(sizeof(struct i386tss), M_NOWAIT | M_ZERO);
dblfault_stack = pmap_trm_alloc(PAGE_SIZE, M_NOWAIT);
ldt = pmap_trm_alloc(sizeof(union descriptor) * NLDT,
copyout_buf = pmap_trm_alloc(TRAMP_COPYOUT_SZ, M_NOWAIT);
tmp = (vm_offset_t)pmap_trm_alloc(PAGE_SIZE * 3, M_NOWAIT | M_ZERO);
ap_tramp_stack_base = pmap_trm_alloc(TRAMP_STACK_SZ, M_NOWAIT);
ap_copyout_buf = pmap_trm_alloc(TRAMP_COPYOUT_SZ, M_NOWAIT);
ext = pmap_trm_alloc(ctob(IOPAGES + 1), M_WAITOK | M_ZERO);
new_ldt->ldt_base = pmap_trm_alloc(len * sizeof(union descriptor),
void *pmap_trm_alloc(size_t size, int flags);