[dpdk-dev] [PATCH v7 4/8] net/virtio: dump packed virtqueue data

Maxime Coquelin maxime.coquelin at redhat.com
Thu Oct 4 15:23:05 CEST 2018



On 10/03/2018 03:11 PM, Jens Freimann wrote:
> Add support to dump packed virtqueue data to the
> VIRTQUEUE_DUMP() macro.
> 
> Signed-off-by: Jens Freimann <jfreimann at redhat.com>
> ---
>   drivers/net/virtio/virtqueue.h | 9 +++++++++
>   1 file changed, 9 insertions(+)

Reviewed-by: Maxime Coquelin <maxime.coquelin at redhat.com>

> diff --git a/drivers/net/virtio/virtqueue.h b/drivers/net/virtio/virtqueue.h
> index b55ace958..549962c28 100644
> --- a/drivers/net/virtio/virtqueue.h
> +++ b/drivers/net/virtio/virtqueue.h
> @@ -377,6 +377,15 @@ virtqueue_notify(struct virtqueue *vq)
>   	uint16_t used_idx, nused; \
>   	used_idx = (vq)->vq_ring.used->idx; \
>   	nused = (uint16_t)(used_idx - (vq)->vq_used_cons_idx); \
> +	if (vtpci_packed_queue((vq)->hw)) { \
> +	  PMD_INIT_LOG(DEBUG, \
> +	  "VQ: - size=%d; free=%d; used_cons_idx=%d; avail_idx=%d", \
> +          "VQ: - avail_wrap_counter=%d; used_wrap_counter=%d", \
> +	  (vq)->vq_nentries, (vq)->vq_free_cnt, (vq)->vq_used_cons_idx, \
> +	  (vq)->vq_avail_idx, (vq)->vq_ring.avail_wrap_counter, \
> +	  (vq)->vq_ring.used_wrap_counter); \
> +	  break; \
> +	} \
>   	PMD_INIT_LOG(DEBUG, \
>   	  "VQ: - size=%d; free=%d; used=%d; desc_head_idx=%d;" \
>   	  " avail.idx=%d; used_cons_idx=%d; used.idx=%d;" \
> 


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