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[44.242.66.180]) by smtp.gmail.com with ESMTPSA id n26sm5966864eds.22.2021.03.10.02.12.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 10 Mar 2021 02:12:35 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:subject:date:message-id:in-reply-to:references; bh=T3ctX4Zss8EX9is1InNFvRPjfz7K3KaTlyGjPD5l1Sk=; b=B0jXGmUev96EpafhUJZ1Ml+OpG6a70RKeozIhx21697hb7XYE7oDjoO7EMCToqcLqN wywiwXHMHraN86959ij9UBn9fSD6V9mnsl59+UmUP//ecDPxqrSpUX8lR2zJl37XqVXZ VHsEeo5iw2xuzi26EFYIbF/tuLCvSsz1Pj7+cGwrYOc44KvtRvdVSiItCwxxTv54tei6 X5blEAK3NiKLOgflU1jMXqBmxaZ9Z9X0CLiYY1s72lbruaG8huVu+hZ2WtR2nxpJHlW3 b5BYY+YdvohwJZY/hmUPIAh+mgUMf+d84YwEPlCJ9iOnKny/x0svVyXVjUkTSYiew1rQ Jsnw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id:in-reply-to :references; bh=T3ctX4Zss8EX9is1InNFvRPjfz7K3KaTlyGjPD5l1Sk=; b=CWrix3wm+JxGXQjmKE1wxbzJ2nQPL1FiRy9BxcLRmIVHkIq6P2i7bMAZtDKReGD4zR lEzSyhbmMf91bVd/TxDizrDnAFHzsB7ji8jlzteuGMDZbqBc8q2pzKqKb5t9eMrqQXMM cXXN7zkkcr9lJyuYIfj4DDBetcl5bgIgZaiX/NQWPm8IOstJlsW4sPLzuOJFu+GlI2qj YBbxFCwxgzifw+RURijmv7/i7Ncxu8PJdBgTnfuHb3gc01sEAsyPr474V+zOh0drgYqa NzueRBD5aXXzDtjSBK7uD+B7/iTouqvdJOHIFaqKbMW9OGQKKFXVzNBmiLgrO8mx6Sus JIvg== X-Gm-Message-State: AOAM531PASSuxawxPPm6qlGJD15YFmOH6xV04ABh/c5LpuPq2hJd0PUx xKWvDY45oKs8hOAQb3ieacU= X-Google-Smtp-Source: ABdhPJxQ1pDBIRCMz82vliTr6tTXYTcLaRe+2qR2ZMtpKRY7+BsR3Wc2BEit5eO9p2FU7yHIjSfqxA== X-Received: by 2002:aa7:d54a:: with SMTP id u10mr2430264edr.316.1615371156174; Wed, 10 Mar 2021 02:12:36 -0800 (PST) From: Bin Meng To: Jason Wang , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Peter Maydell , qemu-devel@nongnu.org Subject: [PATCH 08/10] hw/net: rtl8139: Remove the logic of padding short frames in the receive path Date: Wed, 10 Mar 2021 18:11:55 +0800 Message-Id: <20210310101157.15136-9-bmeng.cn@gmail.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210310101157.15136-1-bmeng.cn@gmail.com> References: <20210310101157.15136-1-bmeng.cn@gmail.com> Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::52a; envelope-from=bmeng.cn@gmail.com; helo=mail-ed1-x52a.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: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @gmail.com) Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Now that we have implemented unified short frames padding in the QEMU networking codes, remove the same logic in the NIC codes. Signed-off-by: Bin Meng --- hw/net/rtl8139.c | 12 ------------ 1 file changed, 12 deletions(-) diff --git a/hw/net/rtl8139.c b/hw/net/rtl8139.c index 4675ac878e..cbfe29a286 100644 --- a/hw/net/rtl8139.c +++ b/hw/net/rtl8139.c @@ -827,7 +827,6 @@ static ssize_t rtl8139_do_receive(NetClientState *nc, c= onst uint8_t *buf, size_t =20 uint32_t packet_header =3D 0; =20 - uint8_t buf1[MIN_BUF_SIZE + VLAN_HLEN]; static const uint8_t broadcast_macaddr[6] =3D { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; =20 @@ -939,17 +938,6 @@ static ssize_t rtl8139_do_receive(NetClientState *nc, = const uint8_t *buf, size_t } } =20 - /* if too small buffer, then expand it - * Include some tailroom in case a vlan tag is later removed. */ - if (size < MIN_BUF_SIZE + VLAN_HLEN) { - memcpy(buf1, buf, size); - memset(buf1 + size, 0, MIN_BUF_SIZE + VLAN_HLEN - size); - buf =3D buf1; - if (size < MIN_BUF_SIZE) { - size =3D MIN_BUF_SIZE; - } - } - if (rtl8139_cp_receiver_enabled(s)) { if (!rtl8139_cp_rx_valid(s)) { --=20 2.17.1