Received: by 2002:a25:4158:0:0:0:0:0 with SMTP id o85csp4174294yba; Mon, 29 Apr 2019 15:08:05 -0700 (PDT) X-Google-Smtp-Source: APXvYqw4JWZ1FFYkd3AwRSNeI8SnhLQzF9nAcguuKrjLo5Dt5nnUO1LUovP5wZr/Qju6sJQgZAhY X-Received: by 2002:a65:6201:: with SMTP id d1mr26729871pgv.28.1556575685439; Mon, 29 Apr 2019 15:08:05 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1556575685; cv=none; d=google.com; s=arc-20160816; b=RGLCHiZaWtvTJ7SEyVlTO5xpKOWIORST9JznvQkIVgLLD6el8r7dWXOqP7nWVISJl2 dRX9Wk+7805PAw/3qIMpCIh30fufWOy/ERM0ba4OR4NGzX16Epydprw5xIeH5L5aTEsL FkXW148JnYbtddC8rWcqSrjb05u2s88nMyBG9pMSi0qKpgDpUN5yltURS6+uuAr4N7a3 e8MAAuHG+Z9aFJNtdmb1gDj22ZPy21jjiNxTzq7A7CNxJEGmmObRhpbNfP/dkQesCxH9 TY/2LKEVx3rIozv5SpA6Vq2zVvHNMOOgzttoz0jIbLe87pSlcDEHE0Jm2rEKtdzz+Snt kzvg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date:dkim-signature; bh=CDkCYbBrMqsa0J2dGF7qat95dbAVM0+F+tk4bLYplek=; b=a9+ECYgjUa7ihR9TfQICwnoW+MagGRGe86kdhZkH+k8KDzO6FXmhCUuMtrtkR+Njkg Wn1joOo8U15TY1szDKIw/ZZv9cGHgilPLjyKgpHCMemktC/t+xOpyenzwhnWm7+ZoqUi Ln23zNuFxIQfKDK4ZvFYtEgAWurNKVuh1k66P7oAazJhFwLb1/t7rQTskKYYR7Gi2Vn1 h00Z4/R/sTBQUri0dEmzvOnEQs8xCwzWZ1iRI3bbIg7NOoyIh3V0rjgjY7kAJe+4wnJq gOoJip/K04qbOJWgC/+M1Apg4EZ9tQ/PHfkJv4tiUyPiCVQmkaekv5ics8ca0fU0sVCd 7i6A== ARC-Authentication-Results: i=1; mx.google.com; dkim=fail header.i=@lunn.ch header.s=20171124 header.b=h5hYMGMC; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id m184si16953245pfb.166.2019.04.29.15.07.49; Mon, 29 Apr 2019 15:08:05 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=fail header.i=@lunn.ch header.s=20171124 header.b=h5hYMGMC; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729564AbfD2WGc (ORCPT + 99 others); Mon, 29 Apr 2019 18:06:32 -0400 Received: from vps0.lunn.ch ([185.16.172.187]:49175 "EHLO vps0.lunn.ch" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729409AbfD2WGc (ORCPT ); Mon, 29 Apr 2019 18:06:32 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lunn.ch; s=20171124; h=In-Reply-To:Content-Type:MIME-Version:References:Message-ID: Subject:Cc:To:From:Date:Sender:Reply-To:Content-Transfer-Encoding:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=CDkCYbBrMqsa0J2dGF7qat95dbAVM0+F+tk4bLYplek=; b=h5hYMGMCjtscuGrEym+sefVT0T oVIvFVAdxF1s1igVBA+j9FCpaxdJTEufYRyHMF2uuO8dRPWmcDK7J2dG3taU9DR1YVTIkEDJEXAMW Hy7SVCDqm10poJH6BmQALi7nL4yC9fmqxbsYPZyu85n31QsSjmLyiTmGM0YQ2lqmNV+M=; Received: from andrew by vps0.lunn.ch with local (Exim 4.89) (envelope-from ) id 1hLEPW-0007Io-Qb; Tue, 30 Apr 2019 00:06:06 +0200 Date: Tue, 30 Apr 2019 00:06:06 +0200 From: Andrew Lunn To: Esben Haabendal Cc: netdev@vger.kernel.org, "David S. Miller" , Michal Simek , Yang Wei , Luis Chamberlain , YueHaibing , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 03/12] net: ll_temac: Fix support for 64-bit platforms Message-ID: <20190429220606.GL12333@lunn.ch> References: <20190426073231.4008-1-esben@geanix.com> <20190429083422.4356-1-esben@geanix.com> <20190429083422.4356-4-esben@geanix.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190429083422.4356-4-esben@geanix.com> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Apr 29, 2019 at 10:34:13AM +0200, Esben Haabendal wrote: > The use of buffer descriptor APP4 field (32-bit) for storing skb pointer > obviously does not work on 64-bit platforms. > As APP3 is also unused, we can use that to store the other half of 64-bit > pointer values. > > Contrary to what is hinted at in commit message of commit 15bfe05c8d63 > ("net: ethernet: xilinx: Mark XILINX_LL_TEMAC broken on 64-bit") > there are no other pointers stored in cdmac_bd. > > Signed-off-by: Esben Haabendal Reviewed-by: Andrew Lunn Andrew