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[144.168.56.201]) by smtp.gmail.com with ESMTPSA id y9sm10166745pja.50.2021.03.15.00.57.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 15 Mar 2021 00:57:54 -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=UdmbmVq7ujOmv45uN63XJuQpkEbRlXv7rPJRu2EmGJc=; b=S/oj/H4305PKA/EMLLP53N5zZswVr7gXAZRBDkAVh/AgYDLp3X4R+hBjRLxBjnZdcZ dulP58G6zwsStttf+q+8TUdc3yFQ94U2/DgUICc6pi5BPfX81YM2JMA6CcA8bpf9v8Zd KccwuPZRIpNk5X58LTcuNQ0hJ/43YFghrrdXDOnYFdAUapaD4QsTYvbafBTHlomqUqNU n+tfi/sySIc3zS+PFVt2pRzmtg8mtbVFGfl68HT9QBRGyhgH0DxQeEdfhZrM01D8v43I fuRUzxwVdCGlhCfy6ZztBLmxfZIMTzOSSKYEbDetuKwd4S9UBniMwFBjw47BzGi1KyGP 4FIg== 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=UdmbmVq7ujOmv45uN63XJuQpkEbRlXv7rPJRu2EmGJc=; b=C7/QcFKV8yG/dHZ8LvBEYindNhmY4J9Axe1LN/S7rHJUXLbUknEfnS8fKdy9VqNG0B GoC6JT8B4ZMu/BkNAIE6qgGPVdejyMvfdSEOQRu+usy+AL90GoMckmYCzustad5VDTHy jyO6FObVAvCAX4BRicpPUyMhHRY8OQS3NMYY/4QdQki49z7nKxuLByDbkSatF6gB0a6T WkHrgeeEBop+nZC7T4Y+jtxhbDBXKjiEl9klYbLBN7wLwmLT7AKb2TuuQD9X8swrGsR+ xg4RUrN8xGZRJQ8ls/HtV3AkR8Gyt9t+nFpcLj0yuPXzK6pHSvUWpyCs6E23Cts3Zpwx GS7g== X-Gm-Message-State: AOAM533pYYUMlgysRpUgVLV01puhFusWcluMVr56B+bixIolNJQadiMU giFf6JBPed+buoyLn3T+oTs= X-Google-Smtp-Source: ABdhPJx/JiZWWVGE8kowdyvY7dZpYsBOOh9Dbah1Bd1B7+zLj5+JtdCCY3OcTDVn/L10dkjMYiv+Og== X-Received: by 2002:a17:902:c083:b029:e4:84c5:6ac8 with SMTP id j3-20020a170902c083b02900e484c56ac8mr10440074pld.71.1615795074867; Mon, 15 Mar 2021 00:57:54 -0700 (PDT) From: Bin Meng To: Jason Wang , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Peter Maydell , qemu-devel@nongnu.org Subject: [PATCH v2 11/13] hw/net: rtl8139: Remove the logic of padding short frames in the receive path Date: Mon, 15 Mar 2021 15:57:16 +0800 Message-Id: <20210315075718.5402-12-bmeng.cn@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210315075718.5402-1-bmeng.cn@gmail.com> References: <20210315075718.5402-1-bmeng.cn@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable 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=2607:f8b0:4864:20::102c; envelope-from=bmeng.cn@gmail.com; helo=mail-pj1-x102c.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+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @gmail.com) 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 2.25.1