Function dev_pager_alloc

freebsd/vm/device_pager.c:221–228

}

static vm_object_t
dev_pager_alloc(void *handle, vm_ooffset_t size, vm_prot_t prot,
    vm_ooffset_t foff, struct ucred *cred)
{

	return (cdev_pager_allocate(handle, OBJT_DEVICE, &old_dev_pager_ops,
	    size, prot, foff, cred));
}

void
cdev_pager_free_page(vm_object_t object, vm_page_t m)