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 X-Spam-Level: X-Spam-Status: No, score=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 95D9DC433E6 for ; Tue, 16 Mar 2021 12:09:32 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 4E05E64EED for ; Tue, 16 Mar 2021 12:09:32 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4E05E64EED Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:50924 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lM8Vv-0007Pk-8o for qemu-devel@archiver.kernel.org; Tue, 16 Mar 2021 08:09:31 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:36758) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lM8RG-0002Zb-7p for qemu-devel@nongnu.org; Tue, 16 Mar 2021 08:04:42 -0400 Received: from mail-pf1-x42e.google.com ([2607:f8b0:4864:20::42e]:44179) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1lM8RE-0003mo-Ft for qemu-devel@nongnu.org; Tue, 16 Mar 2021 08:04:41 -0400 Received: by mail-pf1-x42e.google.com with SMTP id o3so4002880pfh.11 for ; Tue, 16 Mar 2021 05:04:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=KAEqWNhqz0EAtqpGifC8nwC4RjGAER1nHSghOCdWhgs=; b=ac0CWFwrvqDpgsIpyhHZkpv0gCcfi2un1++FMfYqKR/OB9EbD9Ew2PfLJ4c1Yzjmj6 14gEHviCG9XSUSb/xqMFZkPac7yzoAReKxWbr2jOeK36zMsMIYSOx/B+HdQdeYhN0/eq ldhCWlIcqhN+BXgz0CofVKiDge+eXWEm/iLWDClM4zKHMyoX2LQaIGlDhbjVT+hJfR/d oC/5ueZEi+SC/aK/ASJj0b/y+LiNEQ+dJj/w7IJyLyaAIKas8Fj/dvmnoKm+DC0nKdTV dpiKHoJOJRpKtSA0t6ZSh9yz+F0UHBjv4tB1Iz64ltY3L0qiihItglL5WyfBBuhJ2rWS R1yg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=KAEqWNhqz0EAtqpGifC8nwC4RjGAER1nHSghOCdWhgs=; b=DP454WgLjdq8Zewel5PeUIk+7Hvdexflh3jkl+ah5ZZBdSeBwt98p9yGWwZ99PfYRa poH/KzOkKomm1Bs4nuribdsJUFApH6gz6Xe8UHfptXfR2xKgaD/ALLXuw311K0FLXaXK NPo6Fpa5e0EndzmKwIEIinLX0R4ixIie4ByHlwGLyDujZyDhWDliPipSOHpzfPDtYSkm q464gV+t8gV76702WCWvdAPzrzUkn3129RNrBJizT+BYvO1gnVCFXsCzN6Bbnfqo1P5R CMJWOHX85jifZYm54PfZEBNiPtmj31MbtBaHHhRAIVsXPfhAufgz0EQGNBnZomXCHyAA J4vQ== X-Gm-Message-State: AOAM530ANhCSYzGsLz5PKA+9QH61B06Krg9vgfmK5VCbylclAJT+stop 5/4swqqSJlrU5mJhBqkKiCM= X-Google-Smtp-Source: ABdhPJw8C+ikbQKcrsHAGu0aet6pzFoAGPeDqRXSpzhya5drhdVp5xSnM2VFDwgL2jFRAiFE//p5qA== X-Received: by 2002:aa7:9154:0:b029:1ee:fa0d:24dd with SMTP id 20-20020aa791540000b02901eefa0d24ddmr14731261pfi.17.1615896279233; Tue, 16 Mar 2021 05:04:39 -0700 (PDT) Received: from i9-aorus-gtx1080.localdomain (144.168.56.201.16clouds.com. [144.168.56.201]) by smtp.gmail.com with ESMTPSA id d5sm2722166pjo.12.2021.03.16.05.04.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 16 Mar 2021 05:04:38 -0700 (PDT) From: Bin Meng To: Jason Wang , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Peter Maydell , qemu-devel@nongnu.org Subject: [PATCH v4 04/12] hw/net: virtio-net: Initialize nc->do_not_pad to true Date: Tue, 16 Mar 2021 20:04:12 +0800 Message-Id: <20210316120420.19658-5-bmeng.cn@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210316120420.19658-1-bmeng.cn@gmail.com> References: <20210316120420.19658-1-bmeng.cn@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::42e; envelope-from=bmeng.cn@gmail.com; helo=mail-pf1-x42e.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Bin Meng Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" For virtio-net, there is no need to pad the Ethernet frame size to 60 bytes before sending to it. Signed-off-by: Bin Meng --- (no changes since v1) hw/net/virtio-net.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c index 96a3cc8357..66b9ff4511 100644 --- a/hw/net/virtio-net.c +++ b/hw/net/virtio-net.c @@ -3314,6 +3314,10 @@ static void virtio_net_device_realize(DeviceState *dev, Error **errp) object_get_typename(OBJECT(dev)), dev->id, n); } + for (i = 0; i < n->max_queues; i++) { + n->nic->ncs[i].do_not_pad = true; + } + peer_test_vnet_hdr(n); if (peer_has_vnet_hdr(n)) { for (i = 0; i < n->max_queues; i++) { -- 2.25.1