for (size_t i = 0; i < size; i += PG_SIZE) {
vmm_set_mapping(VMS_SELF, alloc_begin + i, paddr + i, PG_PREM_RW, 0);
pmm_ref_page(KERNEL_PID, paddr + i);
for (size_t i = 0; i < size; i += PG_SIZE) {
vmm_set_mapping(VMS_SELF, alloc_begin + i, paddr + i, PG_PREM_RW, 0);
pmm_ref_page(KERNEL_PID, paddr + i);