[dpdk-dev] [PATCH v2 1/3] virtio: conditional compilation cleanup
Yuanhan Liu
yuanhan.liu at linux.intel.com
Mon Jul 4 09:36:48 CEST 2016
On Fri, Jul 01, 2016 at 04:46:36PM +0530, Jerin Jacob wrote:
> @@ -494,9 +486,6 @@ virtio_dev_tx_queue_setup(struct rte_eth_dev *dev,
> {
> uint8_t vtpci_queue_idx = 2 * queue_idx + VTNET_SQ_TQ_QUEUE_IDX;
>
> -#ifdef RTE_MACHINE_CPUFLAG_SSSE3
> - struct virtio_hw *hw = dev->data->dev_private;
> -#endif
> struct virtnet_tx *txvq;
> struct virtqueue *vq;
> uint16_t tx_free_thresh;
> @@ -511,13 +500,14 @@ virtio_dev_tx_queue_setup(struct rte_eth_dev *dev,
> }
>
> #ifdef RTE_MACHINE_CPUFLAG_SSSE3
> + struct virtio_hw *hw = dev->data->dev_private;
I'd suggest to move above declaration to ...
> /* Use simple rx/tx func if single segment and no offloads */
> if ((tx_conf->txq_flags & VIRTIO_SIMPLE_FLAGS) == VIRTIO_SIMPLE_FLAGS &&
> !vtpci_with_feature(hw, VIRTIO_NET_F_MRG_RXBUF)) {
here: we should try to avoid declaring vars in the middle of a code block.
--yliu
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