From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id D1680A00E6 for ; Tue, 9 Jul 2019 16:58:45 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 8A9E51B95A; Tue, 9 Jul 2019 16:58:45 +0200 (CEST) Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by dpdk.org (Postfix) with ESMTP id BFFE9397D for ; Tue, 9 Jul 2019 16:58:43 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga001.jf.intel.com ([10.7.209.18]) by fmsmga106.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 09 Jul 2019 07:58:42 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.63,470,1557212400"; d="scan'208";a="249171325" Received: from silpixa00399126.ir.intel.com (HELO silpixa00399126.ger.corp.intel.com) ([10.237.223.2]) by orsmga001.jf.intel.com with ESMTP; 09 Jul 2019 07:58:41 -0700 From: Bruce Richardson To: dev@dpdk.org Cc: thomas@monjalon.net, stephen@networkplumber.org, olivier.matz@6wind.com, Bruce Richardson Date: Tue, 9 Jul 2019 15:58:36 +0100 Message-Id: <20190709145836.43493-1-bruce.richardson@intel.com> X-Mailer: git-send-email 2.21.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: [dpdk-dev] [PATCH] doc: deprecation notice for change of ether struct alignment X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" The ethernet address structure alignment will be changed to 2B alignment in 19.11. Flag this to users. Impact is expected to be minimal for this change since ethernet addresses are generally 2B aligned anyway. Signed-off-by: Bruce Richardson --- doc/guides/rel_notes/deprecation.rst | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/doc/guides/rel_notes/deprecation.rst b/doc/guides/rel_notes/deprecation.rst index a7796f49b..7a04b9b09 100644 --- a/doc/guides/rel_notes/deprecation.rst +++ b/doc/guides/rel_notes/deprecation.rst @@ -11,6 +11,11 @@ API and ABI deprecation notices are to be posted here. Deprecation Notices ------------------- +* net: The alignment of the ethernet address structure in DPDK, + ``rte_ether_addr`` will be increased to two, i.e. 16-bit aligned, in the + 19.11 release. This will only affect any data structures where an ethernet + address is currently aligned on a single byte boundary. + * meson: The minimum supported version of meson for configuring and building DPDK will be increased to v0.47.1 (from 0.41) from DPDK 19.05 onwards. For those users with a version earlier than 0.47.1, an updated copy of meson -- 2.21.0