[PATCH] doc: fix max supported packet len for virtio driver

[Zhang, Fan]

Hi Yi,

Please add "Fixes: xxxxx" description to the commit message.

You may find more information in https://core.dpdk.org/contribute/.

Regards,

Fan

On 11/18/2022 1:26 AM, liyi1 at chinatelecom.cn wrote:
> From: Yi Li <liyi at chinatelecom.cn>
>
> According to VIRTIO_MAX_RX_PKTLEN macro definition, for virtio driver
> currently supported pkt size is 9728.
>
> Signed-off-by: Yi Li <liyi at chinatelecom.cn>
> ---
>   doc/guides/nics/virtio.rst | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/doc/guides/nics/virtio.rst b/doc/guides/nics/virtio.rst
> index aace780249..c422e7347a 100644
> --- a/doc/guides/nics/virtio.rst
> +++ b/doc/guides/nics/virtio.rst
> @@ -43,7 +43,7 @@ Features and Limitations of virtio PMD
>   In this release, the virtio PMD provides the basic functionality of packet reception and transmission.
>   
>   *   It supports merge-able buffers per packet when receiving packets and scattered buffer per packet
> -    when transmitting packets. The packet size supported is from 64 to 1518.
> +    when transmitting packets. The packet size supported is from 64 to 9728.
>   
>   *   It supports multicast packets and promiscuous mode.
>