Commit 2286d169fb for openssl.org
commit 2286d169fb37c04e4bddbe7563b7c447ea2ae847
Author: Tomas Mraz <tomas@openssl.foundation>
Date: Thu Sep 24 11:30:33 2026 +0200
CHANGES/NEWS: The ML-DSA optimizations on s390x are disabled
Reviewed-by: Milan Broz <mbroz@openssl.org>
Reviewed-by: Paul Yang <paulyang.inf@gmail.com>
Merge-date: Tue Sep 29 16:26:02 2026
Merged-from: https://github.com/openssl/openssl/pull/32973
diff --git a/CHANGES.md b/CHANGES.md
index f077420042..83d246225d 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -408,12 +408,6 @@ OpenSSL 4.1
*Danny Tsen*
- * Added optimized ML-DSA NTT operations on `s390x`
- (or other architectures with 128 bit vector registers).
- <!-- https://github.com/openssl/openssl/pull/30812 -->
-
- *Timo Keller*
-
* Added AVX2-optimized ML-DSA NTT operations on `x86_64`.
<!-- https://github.com/openssl/openssl/pull/30160 -->
diff --git a/NEWS.md b/NEWS.md
index de0561eeb9..b57adabc5a 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -48,7 +48,7 @@ changes:
that are present in MSVC 2013.
* Added optimized ML-DSA and ML-KEM NTT operations on `ppc64le`;
- optimized ML-DSA operations on `s390x`, and `x86_64`;
+ optimized ML-DSA operations on `x86_64`;
AVX-512-optimized SHAKE x4 operations for ML-DSA on `x86_64`;
AVX-512 and VAES optimizations for AES-CBC decryption on `x86_64`.