[PATCH 17/20] hash: promote RCU reclaim and thash key generation to stable
Stephen Hemminger
stephen at networkplumber.org
Wed Oct 7 23:39:47 CEST 2026
rte_hash_rcu_qsbr_dq_reclaim() was added in 24.07 and
rte_thash_gen_key() in 24.11. Neither prototype has changed and the
rest of both APIs is already stable.
Signed-off-by: Stephen Hemminger <stephen at networkplumber.org>
---
doc/guides/rel_notes/release_26_11.rst | 3 +++
lib/hash/rte_cuckoo_hash.c | 2 +-
lib/hash/rte_hash.h | 1 -
lib/hash/rte_thash.c | 2 +-
lib/hash/rte_thash.h | 4 ----
5 files changed, 5 insertions(+), 7 deletions(-)
diff --git a/doc/guides/rel_notes/release_26_11.rst b/doc/guides/rel_notes/release_26_11.rst
index 009db40708..f689f08338 100644
--- a/doc/guides/rel_notes/release_26_11.rst
+++ b/doc/guides/rel_notes/release_26_11.rst
@@ -349,6 +349,9 @@ API Changes
``rte_event_port_profile_links_get`` and
``rte_event_port_profile_unlink``
+* hash: Promoted ``rte_hash_rcu_qsbr_dq_reclaim`` and ``rte_thash_gen_key``
+ from experimental to stable.
+
* node: Promoted the whole library API from experimental to stable.
The ``rte_node_*`` control path functions date from 23.07 to 25.07 and
are used by the graph application and the l3fwd-graph example.
diff --git a/lib/hash/rte_cuckoo_hash.c b/lib/hash/rte_cuckoo_hash.c
index 5d495ae973..f01b796200 100644
--- a/lib/hash/rte_cuckoo_hash.c
+++ b/lib/hash/rte_cuckoo_hash.c
@@ -1921,7 +1921,7 @@ rte_hash_rcu_qsbr_add(struct rte_hash *h, struct rte_hash_rcu_config *cfg)
return 0;
}
-RTE_EXPORT_EXPERIMENTAL_SYMBOL(rte_hash_rcu_qsbr_dq_reclaim, 24.07)
+RTE_EXPORT_SYMBOL(rte_hash_rcu_qsbr_dq_reclaim)
int rte_hash_rcu_qsbr_dq_reclaim(struct rte_hash *h, unsigned int *freed, unsigned int *pending,
unsigned int *available)
{
diff --git a/lib/hash/rte_hash.h b/lib/hash/rte_hash.h
index e33f0aea0f..4435941537 100644
--- a/lib/hash/rte_hash.h
+++ b/lib/hash/rte_hash.h
@@ -700,7 +700,6 @@ int rte_hash_rcu_qsbr_add(struct rte_hash *h, struct rte_hash_rcu_config *cfg);
* Possible rte_errno codes are:
* - EINVAL - invalid pointer
*/
-__rte_experimental
int rte_hash_rcu_qsbr_dq_reclaim(struct rte_hash *h, unsigned int *freed,
unsigned int *pending, unsigned int *available);
diff --git a/lib/hash/rte_thash.c b/lib/hash/rte_thash.c
index fcd41248b9..10f3f978dc 100644
--- a/lib/hash/rte_thash.c
+++ b/lib/hash/rte_thash.c
@@ -836,7 +836,7 @@ rte_thash_adjust_tuple(struct rte_thash_ctx *ctx,
return ret;
}
-RTE_EXPORT_EXPERIMENTAL_SYMBOL(rte_thash_gen_key, 24.11)
+RTE_EXPORT_SYMBOL(rte_thash_gen_key)
int
rte_thash_gen_key(uint8_t *key, size_t key_len, size_t reta_sz_log,
uint32_t entropy_start, size_t entropy_sz)
diff --git a/lib/hash/rte_thash.h b/lib/hash/rte_thash.h
index 8bca430663..f0e382277a 100644
--- a/lib/hash/rte_thash.h
+++ b/lib/hash/rte_thash.h
@@ -465,9 +465,6 @@ rte_thash_adjust_tuple(struct rte_thash_ctx *ctx,
rte_thash_check_tuple_t fn, void *userdata);
/**
- * @warning
- * @b EXPERIMENTAL: this API may change without prior notice.
- *
* Modify RSS hash key such that subtuple bits corresponding to `entropy_sz`
* bits starting from `entropy_start` will have the most even distribution with
* this key with a given ReTa size.
@@ -488,7 +485,6 @@ rte_thash_adjust_tuple(struct rte_thash_ctx *ctx,
* @return
* 0 on success negative otherwise
*/
-__rte_experimental
int
rte_thash_gen_key(uint8_t *key, size_t key_len, size_t reta_sz_log,
uint32_t entropy_start, size_t entropy_sz);
--
2.53.0
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