[PATCH dpdk v2] rel_notes: announce 24.11 ipv6 api breakage

[Robin Jarry <rjarry@redhat.com>]

In 24.11, all IPv6 public APIs will be modified to use a structure
instead of fixed size arrays.

Signed-off-by: Robin Jarry <rjarry@redhat.com>
Acked-by: Morten Brørup <mb@smartsharesystems.com>
---

Notes:
    v2: updated with the exhaustive list of symbols

 doc/guides/rel_notes/deprecation.rst | 42 ++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)

diff --git a/doc/guides/rel_notes/deprecation.rst b/doc/guides/rel_notes/deprecation.rst
index 6948641ff69b..bb17b78d193a 100644
--- a/doc/guides/rel_notes/deprecation.rst
+++ b/doc/guides/rel_notes/deprecation.rst
@@ -147,3 +147,45 @@ Deprecation Notices
   will be deprecated and subsequently removed in DPDK 24.11 release.
   Before this, the new port library API (functions rte_swx_port_*)
   will gradually transition from experimental to stable status.
+
+* net: A new IPv6 address structure will be introduced in DPDK 24.11.
+  It will replace all ad-hoc ``uint8_t[16]`` arrays in all public APIs and structures.
+  The following libraries and symbols are expected to be affected:
+
+  ethdev
+    - ``struct rte_flow_item_icmp6_nd_ns``
+    - ``struct rte_flow_item_icmp6_nd_na``
+    - ``struct rte_flow_action_set_ipv6``
+    - ``struct rte_flow_tunnel``
+  fib
+    - ``rte_fib6_add()``
+    - ``rte_fib6_delete()``
+    - ``rte_fib6_lookup_bulk()``
+  gro
+    - ``struct tcp6_flow_key``
+  hash
+    - ``struct rte_ipv6_tuple``
+  ipsec
+    - ``struct rte_ipsec_sadv6_key``
+  lpm
+    - ``rte_lpm6_add()``
+    - ``rte_lpm6_is_rule_present()``
+    - ``rte_lpm6_delete()``
+    - ``rte_lpm6_delete_bulk_func()``
+    - ``rte_lpm6_lookup()``
+    - ``rte_lpm6_lookup_bulk_func()``
+  net
+    - ``struct rte_ipv6_hdr``
+  node
+    - ``rte_node_ip6_route_add()``
+  pipeline
+    - ``struct rte_table_action_ipv6_header``
+  rib
+    - ``rte_rib6_lookup()``
+    - ``rte_rib6_lookup_exact()``
+    - ``rte_rib6_get_nxt()``
+    - ``rte_rib6_insert()``
+    - ``rte_rib6_remove()``
+    - ``rte_rib6_get_ip()``
+  table
+    - ``struct rte_table_lpm_ipv6_key``
-- 
2.45.2