From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5154EC433EF for ; Tue, 24 May 2022 14:58:51 +0000 (UTC) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 9F4FE4281F; Tue, 24 May 2022 16:58:50 +0200 (CEST) Received: from mail-108-mta146.mxroute.com (mail-108-mta146.mxroute.com [136.175.108.146]) by mails.dpdk.org (Postfix) with ESMTP id 27A0340140 for ; Tue, 24 May 2022 16:58:49 +0200 (CEST) Received: from filter006.mxroute.com ([140.82.40.27] 140.82.40.27.vultrusercontent.com) (Authenticated sender: mN4UYu2MZsgR) by mail-108-mta146.mxroute.com (ZoneMTA) with ESMTPSA id 180f693d750000c327.001 for (version=TLSv1/SSLv3 cipher=ECDHE-RSA-AES128-GCM-SHA256); Tue, 24 May 2022 14:58:45 +0000 X-Zone-Loop: 71f19f2edb9997572a5d12fdcb463c3b33a21b90f3fa X-Originating-IP: [140.82.40.27] DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=ashroe.eu; s=x; h=Content-Type:MIME-Version:Message-ID:Date:In-reply-to:Subject:Cc:To: From:References:Sender:Reply-To:Content-Transfer-Encoding:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=WrcyO/NnwJM/9osv17yapduNH7Q5PF8Kh8z1ajBK9YM=; b=JPzjORMr7YMEPAR+WxHWE58WSS V2MAh487Nj2xq6f1RNuWBZIT82QUQf7vwI8HKHHDMVCq6Jf3AOacSMbER82lQg8hUuC29Bm/8azTf 4xyL96GtQinUhMaCrCbq4NzxNavWVNCLWx4t3AnCpF5cAEuVKXnG4w32ZgUDn0NQK4nSB3xOqflxx QjocSXZ79XEkj367PR16zQqxVejk4PHx/onumK14UO9/tyum5v0/eQaZm5W2fFEWnsZgPBmFEFkNq Sv55E2nFl2oP36eDIY33FVgJHrUEE4o8rqeUI/2P5e9pHAJmjo5ZqpSw6/Xb0jCPf2xDj7zDqUhoJ nw6D2BcQ==; References: <20220523142016.44451-1-xuan.ding@intel.com> User-agent: mu4e 1.4.15; emacs 27.1 From: Ray Kinsella To: xuan.ding@intel.com Cc: thomas@monjalon.net, andrew.rybchenko@oktetlabs.ru, stephen@networkplumber.org, mb@smartsharesystems.com, dev@dpdk.org Subject: Re: [PATCH] doc: announce header split deprecation In-reply-to: <20220523142016.44451-1-xuan.ding@intel.com> Date: Tue, 24 May 2022 15:58:42 +0100 Message-ID: <87mtf7yo2l.fsf@mdr78.vserver.site> MIME-Version: 1.0 Content-Type: text/plain X-AuthUser: mdr@ashroe.eu 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 xuan.ding@intel.com writes: > From: Xuan Ding > > RTE_ETH_RX_OFFLOAD_HEADER_SPLIT offload was introduced some time ago to > substitute bit-field header_split in struct rte_eth_rxmode. It allows > to enable header split offload with the header size controlled using > split_hdr_size in the same structure. > > Right now, no single PMD actually supports RTE_ETH_RX_OFFLOAD_HEADER_SPLIT > with above definition. Many examples and test apps initialize the field > to 0 explicitly. The most of drivers simply ignore split_hdr_size since > the offload is not advertised, but some double-check that its value is 0. > > So the RTE_ETH_RX_OFFLOAD_HEADER_SPLIT and split_header_size field > will be removed in DPDK 22.11. > > Signed-off-by: Xuan Ding Acked-by: Ray Kinsella