From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; dkim=none Received: from smtpbg153.qq.com (smtpbg153.qq.com [13.245.218.24]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 394F41A4 for ; Thu, 23 Nov 2023 01:23:05 -0800 (PST) X-QQ-mid:Yeas7t1700731238t090t49816 Received: from 3DB253DBDE8942B29385B9DFB0B7E889 (jiawenwu@trustnetic.com [183.128.129.197]) X-QQ-SSF:00400000000000F0FSF000000000000 From: =?utf-8?b?Smlhd2VuIFd1?= X-BIZMAIL-ID: 5760696767292244872 To: "'Andrew Lunn'" Cc: , , , , , , , References: <20231122102226.986265-1-jiawenwu@trustnetic.com> <20231122102226.986265-2-jiawenwu@trustnetic.com> <6218df6e-db11-4640-a296-946088d32916@lunn.ch> In-Reply-To: <6218df6e-db11-4640-a296-946088d32916@lunn.ch> Subject: RE: [PATCH net-next 1/5] net: wangxun: add flow control support Date: Thu, 23 Nov 2023 17:20:37 +0800 Message-ID: <00f701da1dee$51bfb0b0$f53f1210$@trustnetic.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit X-Mailer: Microsoft Outlook 16.0 Content-Language: zh-cn Thread-Index: AQIZ7m4FfqhO6yXRbjtvxmXj2jKlSQLU6mPhAVK4luWv5sA6cA== X-QQ-SENDSIZE: 520 Feedback-ID: Yeas:trustnetic.com:qybglogicsvrgz:qybglogicsvrgz5a-1 On Thursday, November 23, 2023 12:15 AM, Andrew Lunn wrote: > > + /* Calculate max LAN frame size */ > > + link = dev->mtu + ETH_HLEN + ETH_FCS_LEN + WX_ETH_FRAMING; > > + tc = link; > > + > > + /* Calculate delay value for device */ > > + dv_id = WX_DV(link, tc); > > That looks odd. tc == link. So why pass both? Or is it a typo? This is because I've temporarily removed the FCOE related code, as something to support later. So now tc == link, which looks odd.