[dpdk-dev] [PATCH] doc: announce extension of crypto data-unit length
Thomas Monjalon
thomas at monjalon.net
Wed Apr 14 22:15:43 CEST 2021
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 at monjalon.net>
---
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
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