vm_object_reference_locked
vm_object_reference_locked(obj->base.filp);
vm_object_reference_locked(vmobj);
vm_object_reference_locked(object);
vm_object_reference_locked(kernel_object);
vm_object_reference_locked(ef->object);
vm_object_reference_locked(shm_handle->shm_object);
vm_object_reference_locked(obj); /* match deallocate */
vm_object_reference_locked(kernel_object);
vm_object_reference_locked(kernel_object);
vm_object_reference_locked(object);
vm_object_reference_locked(object);
vm_object_reference_locked(object);
VMOBJDEBUG(vm_object_reference_locked)(vm_object_t object VMOBJDBARGS)
void VMOBJDEBUG(vm_object_reference_locked)(vm_object_t object VMOBJDBARGS);
vm_object_reference_locked(object);