From patchwork Fri Jul 7 20:39:03 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stephen Hemminger X-Patchwork-Id: 129380 X-Patchwork-Delegate: thomas@monjalon.net Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 281FF42DFC; Fri, 7 Jul 2023 22:39:49 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 8B6DC42D1D; Fri, 7 Jul 2023 22:39:21 +0200 (CEST) Received: from mail-pl1-f173.google.com (mail-pl1-f173.google.com [209.85.214.173]) by mails.dpdk.org (Postfix) with ESMTP id 330884014F for ; Fri, 7 Jul 2023 22:39:18 +0200 (CEST) Received: by mail-pl1-f173.google.com with SMTP id d9443c01a7336-1b89e10d356so13725605ad.3 for ; Fri, 07 Jul 2023 13:39:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=networkplumber-org.20221208.gappssmtp.com; s=20221208; t=1688762357; x=1691354357; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=NiQ2/UbcUn7iVszTHB7gbAqxzzP+TGnmFbwQRb5uaB0=; b=XJZz7bEn3dLb5tKI8yKWSTg0cC9G0sr2GifhF1CI17+9zljCCi6iqtmX7yfNfXR+Iq aU5qHuu0ZT+HUrm40bTDF4NF10Nz6L7W4rGrFd31l87jDtwj9IS0CyW9KuY4xbUHAVDB +WqVPl1Ww0JleaNq0fjgs2SdL32qBaFIZpi56G5Y3woHg2gSfaleTPSOmwfNvq/j+Pgm TFFDa7yQWJ/ag7zC8jI596F1fWfjz1WohZRJASnGeItknLYNpZwPN9HOyPfv0Rdr8eIY LIcSSC2xTu79gwVlDNDHRg+PW31qPtAh0ZiP9/BEJSFNS0CWVxKSB39mWH+wwJFX2pkA v7Lw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1688762357; x=1691354357; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=NiQ2/UbcUn7iVszTHB7gbAqxzzP+TGnmFbwQRb5uaB0=; b=jOdTOhdgN25Tf+sYFgN8LPb2jYrKwkwIn3HVkOehv7zhgq4cfnba88FfrfmPZ19bqR KuhFFU6ofgAFJ0qpNQxIi9F/ZGxGHaCX0vURD0QhYJUFkW9dnorXUR6fCeUbCKTb+ZMR C3zZjwkR+5HC35lQ6uafjEfoKfAgZALch31/QorUzQ+ydph1rAEWnv0fTJls2bZT98Mg JX7lQ/UqMHaBb6maTV1V/+ouEyLVjvhuEZcF66DaoZ9Go2jrI39TQRqt59baa7SVPEnr 4mcfiPqLlETNhWWjqlz79VN7dzJCEx0017HYuehDFoow5iyRe4tc2+8RkE/N05vwqgTp Rwgw== X-Gm-Message-State: ABy/qLayfJkEoPQIEgRpJ4ldtsj7AXrK1PpB6OjLFytEY3pJJpQm7E+E cWHnSXJyYRBvyRXhmogR0sbFBKszTxi7RXTBB+XJlY75 X-Google-Smtp-Source: APBJJlGdb60TimXK+dp9u6WZkKG9fkVq9H55NvNsmH2CoDOir1o+54QqwOKH0eERzVbyDKhndqCrgg== X-Received: by 2002:a17:902:9895:b0:1b6:89bf:4db7 with SMTP id s21-20020a170902989500b001b689bf4db7mr4704236plp.69.1688762357185; Fri, 07 Jul 2023 13:39:17 -0700 (PDT) Received: from hermes.local (204-195-120-218.wavecable.com. [204.195.120.218]) by smtp.gmail.com with ESMTPSA id t15-20020a170902b20f00b001b83db0bcf2sm3640493plr.141.2023.07.07.13.39.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 07 Jul 2023 13:39:16 -0700 (PDT) From: Stephen Hemminger To: dev@dpdk.org Cc: Stephen Hemminger Subject: [PATCH v4 06/11] net/tap: use rte_pktmbuf_motd_offset Date: Fri, 7 Jul 2023 13:39:03 -0700 Message-Id: <20230707203908.64371-7-stephen@networkplumber.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230707203908.64371-1-stephen@networkplumber.org> References: <20230505174813.133894-1-stephen@networkplumber.org> <20230707203908.64371-1-stephen@networkplumber.org> MIME-Version: 1.0 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 Replace explicit packet offset computations with rte_pktmbuf_mtod_offset(). Signed-off-by: Stephen Hemminger --- drivers/net/tap/rte_eth_tap.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/tap/rte_eth_tap.c b/drivers/net/tap/rte_eth_tap.c index bf98f7555990..968a1b6b45df 100644 --- a/drivers/net/tap/rte_eth_tap.c +++ b/drivers/net/tap/rte_eth_tap.c @@ -672,8 +672,8 @@ tap_write_mbufs(struct tx_queue *txq, uint16_t num_mbufs, if (seg_len > l234_hlen) { iovecs[k].iov_len = seg_len - l234_hlen; iovecs[k].iov_base = - rte_pktmbuf_mtod(seg, char *) + - l234_hlen; + rte_pktmbuf_mtod_offset(seg, char *, + l234_hlen); tap_tx_l4_add_rcksum(iovecs[k].iov_base, iovecs[k].iov_len, l4_cksum, &l4_raw_cksum);