Re: [dpdk-dev] [PATCH] doc: announce extension of crypto data-unit length

[Ajit Khaparde <ajit.khaparde@broadcom.com>]

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On Wed, Apr 14, 2021 at 1:15 PM Thomas Monjalon <thomas@monjalon.net> wrote:
>
> The struct member dataunit_len is introduced in DPDK 21.05.
> It is limited to 16 bits to fit a padding hole in 32-bit build.
> This means the maximum data-unit length is 64 KB.
> Some use cases may benefit of a bigger size as the proposed 32 bits.
>
> Signed-off-by: Thomas Monjalon <thomas@monjalon.net>
Acked-by: Ajit Khaparde <ajit.khaparde@broadcom.com>
> ---
>  doc/guides/rel_notes/deprecation.rst | 4 ++++
>  1 file changed, 4 insertions(+)
>
> diff --git a/doc/guides/rel_notes/deprecation.rst b/doc/guides/rel_notes/deprecation.rst
> index 2afc84c396..a17f30c2ff 100644
> --- a/doc/guides/rel_notes/deprecation.rst
> +++ b/doc/guides/rel_notes/deprecation.rst
> @@ -118,6 +118,10 @@ Deprecation Notices
>    consistent with existing outer header checksum status flag naming, which
>    should help in reducing confusion about its usage.
>
> +* cryptodev: The field ``dataunit_len`` of the ``struct rte_crypto_cipher_xform``
> +  has a limited size ``uint16_t``.
> +  It will be moved and extended as ``uint32_t`` in DPDK 21.11.
> +
>  * eventdev: The structure ``rte_event_eth_rx_adapter_queue_conf`` will be
>    extended to include ``rte_event_eth_rx_adapter_event_vector_config`` elements
>    and the function ``rte_event_eth_rx_adapter_queue_event_vector_config`` will
> --
> 2.31.1
>