From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 03ACF4706D; Wed, 17 Dec 2025 15:33:05 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id C377A40661; Wed, 17 Dec 2025 15:32:44 +0100 (CET) Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.13]) by mails.dpdk.org (Postfix) with ESMTP id C4A714060F for ; Wed, 17 Dec 2025 15:32:40 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1765981961; x=1797517961; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=IcFD3BR4zPtYGMVONUBkP36ju5lzv3XZtAO0a8U6aoE=; b=Z7diKvLOT1HhOP5wBN0pVECxQVX/aE2CUaDFzRq30ny8KyNY8UvqopuK ag+m9wcClBMgMbPXH6hdmVPkF5EBkP025OoOY59wLhEIKM8AdhOC4beZz oJUJhA0aqf6+CBIvDcmgx5QTz9neorEwsCJtT/+FzvjeZeylsOMaxwjgc NPoRysa9oUkGYUob/VaA2zROl9rhIFHhvpoYVYVDHMY02QozAPRZu3JAh UruvdmILaAMREyGzzoDNEierTi3yP3AWt7WxWCpikfQNZpO8XExyt9ckp e2Uzmd2fGzUmh3+yTcbnDKdCwMVCy4Iy52ozMRqYmXEj0Yezp1Z2ofHj4 w==; X-CSE-ConnectionGUID: 7aNlkp/FTs2/P2p7VblIFg== X-CSE-MsgGUID: vtpRjLluQF6Zid+MiX05tA== X-IronPort-AV: E=McAfee;i="6800,10657,11645"; a="70495939" X-IronPort-AV: E=Sophos;i="6.21,156,1763452800"; d="scan'208";a="70495939" Received: from fmviesa005.fm.intel.com ([10.60.135.145]) by fmvoesa107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Dec 2025 06:32:40 -0800 X-CSE-ConnectionGUID: modGoLhdTW+UokEux4YXdg== X-CSE-MsgGUID: i/sjomc4TdyNJM1twqGXVg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,156,1763452800"; d="scan'208";a="202690345" Received: from silpixa00401177.ir.intel.com ([10.20.224.214]) by fmviesa005.fm.intel.com with ESMTP; 17 Dec 2025 06:32:39 -0800 From: Ciara Loftus To: dev@dpdk.org Cc: Ciara Loftus Subject: [PATCH v2 4/5] doc: add release note entry for SSE removal Date: Wed, 17 Dec 2025 14:32:22 +0000 Message-ID: <20251217143223.3208830-5-ciara.loftus@intel.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20251217143223.3208830-1-ciara.loftus@intel.com> References: <20250825123548.1177090-1-ciara.loftus@intel.com> <20251217143223.3208830-1-ciara.loftus@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org The SSE paths have been removed from the i40e, iavf and ice Intel drivers. Add a release note documenting their removal. Signed-off-by: Ciara Loftus --- doc/guides/rel_notes/release_26_03.rst | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/doc/guides/rel_notes/release_26_03.rst b/doc/guides/rel_notes/release_26_03.rst index 15dabee7a1..a50f6ee231 100644 --- a/doc/guides/rel_notes/release_26_03.rst +++ b/doc/guides/rel_notes/release_26_03.rst @@ -68,6 +68,13 @@ Removed Items Also, make sure to start the actual text at the margin. ======================================================= +* **Removed the SSE vector paths from some Intel drivers.** + + The SSE path was not widely used, so it was removed from the i40e, iavf and + ice drivers. Each of these drivers have faster vector paths (AVX2 and + AVX-512) which have feature parity with the SSE paths, and a fallback scalar + path which also has feature parity. + API Changes ----------- -- 2.43.0