On Wed, Jan 04, 2017 at 03:59:24AM +0000, Jianfeng Tan wrote:
> +static int
> +vhost_kernel_ioctl(struct virtio_user_dev *dev,
> + enum vhost_user_request req,
> + void *arg)
> +{
> + int i, ret = -1;
> + uint64_t req_kernel;
> + struct vhost_memory_kernel *vm = NULL;
> +
> + PMD_DRV_LOG(INFO, "%s", vhost_msg_strings[req]);
> +
> + req_kernel = vhost_req_user_to_kernel[req];
> +
> + if (req_kernel == VHOST_SET_MEM_TABLE) {
> + vm = prepare_vhost_memory_kernel();
> + if (!vm)
> + return -1;
> + arg = (void *)vm;
> + }
> +
> + /* Does not work when VIRTIO_F_IOMMU_PLATFORM now, why? */
> + if (req_kernel == VHOST_SET_FEATURES)
> + *(uint64_t *)arg &= ~(1ULL << VIRTIO_F_IOMMU_PLATFORM);
You missed my comments in last version?
--yliu
