doc: announce ethdev ABI change for filter structs

Signed-off-by: Kirill Rybalchenko <kirill.rybalchenko@intel.com>
Acked-by: Marko Kovacevic <marko.kovacevic@intel.com>
Acked-by: Neil Horman <nhorman@tuxdriver.com>
Acked-by: Ferruh Yigit <ferruh.yigit@intel.com>
Acked-by: Olivier Matz <olivier.matz@6wind.com>
Acked-by: Thomas Monjalon <thomas@monjalon.net>

diff --git a/doc/guides/rel_notes/deprecation.rst b/doc/guides/rel_notes/deprecation.rst
index 796b139..42cf53f 100644 (file)
--- a/doc/guides/rel_notes/deprecation.rst
+++ b/doc/guides/rel_notes/deprecation.rst
@@ -149,6 +149,12 @@ Deprecation Notices
   as parameter. For consistency functions adding callback will return
   ``struct rte_eth_rxtx_callback \*`` instead of ``void \*``.
 
+* ethdev: The size of variables ``flow_types_mask`` in
+  ``rte_eth_fdir_info structure``, ``sym_hash_enable_mask`` and
+  ``valid_bit_mask`` in ``rte_eth_hash_global_conf`` structure
+  will be increased from 32 to 64 bits to fulfill hardware requirements.
+  This change will break existing ABI as size of the structures will increase.
+
 * i40e: The default flexible payload configuration which extracts the first 16
   bytes of the payload for RSS will be deprecated starting from 18.02. If
   required the previous behavior can be configured using existing flow