doc: announce cryptodev operation struct changes

One reserved byte in rte_crypto_op struct would be used to indicate
warnings and other information from the crypto/security operation. This
field will be used to communicate events such as soft expiry with IPsec
in lookaside mode.

Signed-off-by: Anoob Joseph <anoobj@marvell.com>
Acked-by: Akhil Goyal <gakhil@marvell.com>
Acked-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
Acked-by: Hemant Agrawal <hemant.agrawal@nxp.com>

diff --git a/doc/guides/rel_notes/deprecation.rst b/doc/guides/rel_notes/deprecation.rst
index cf42de8..f4a4d00 100644 (file)
--- a/doc/guides/rel_notes/deprecation.rst
+++ b/doc/guides/rel_notes/deprecation.rst
@@ -188,3 +188,8 @@ Deprecation Notices
 * security: The functions ``rte_security_set_pkt_metadata`` and
   ``rte_security_get_userdata`` will be made inline functions and additional
   flags will be added in structure ``rte_security_ctx`` in DPDK 21.11.
+
+* cryptodev: The structure ``rte_crypto_op`` would be updated to reduce
+  reserved bytes to 2 (from 3), and use 1 byte to indicate warnings and other
+  information from the crypto/security operation. This field will be used to
+  communicate events such as soft expiry with IPsec in lookaside mode.