kfd_doorbell_process_slice
if (args->size != kfd_doorbell_process_slice(dev->kfd)) {
kfd_doorbell_process_slice(pdd->dev->kfd))
if (vma->vm_end - vma->vm_start != kfd_doorbell_process_slice(dev->kfd))
kfd_doorbell_process_slice(dev->kfd));
kfd_doorbell_process_slice(dev->kfd),
kfd_doorbell_process_slice(kfd),
size_t kfd_doorbell_process_slice(struct kfd_dev *kfd);