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[209.132.180.67]) by mx.google.com with ESMTP id 14si1298886pgx.178.2019.01.17.03.45.16; Thu, 17 Jan 2019 03:45:31 -0800 (PST) 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=@xenosoft.de header.s=strato-dkim-0002 header.b=L+nLVlUM; 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 S1727943AbfAQJVR (ORCPT + 99 others); Thu, 17 Jan 2019 04:21:17 -0500 Received: from mo4-p02-ob.smtp.rzone.de ([85.215.255.80]:36248 "EHLO mo4-p02-ob.smtp.rzone.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725965AbfAQJVQ (ORCPT ); Thu, 17 Jan 2019 04:21:16 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; t=1547716874; s=strato-dkim-0002; d=xenosoft.de; h=In-Reply-To:Date:Message-ID:From:References:Cc:To:Subject: X-RZG-CLASS-ID:X-RZG-AUTH:From:Subject:Sender; bh=IYaHkj5lFuCS1o0NpM2A895kbFVDdTVOQs5mRSCoyk0=; b=L+nLVlUMiOAh/i3kZlFb4Nn7kPiNE1XVTF2g/X4bmjnxVGO1UuHQ9P/pmIFI/IKwaz b2o9ExOlCKaqfg/KKRyDGKw9scuHuxqpb5GLKNogwJnD8ukyh/gS4YYv/KQ92Op/Pvdh /VdDjXqegLZ1tjhhMW9BgHeDBi1b07bnapnHSSE8ECmCIyVJD94WsZThYtDoByhUbED+ ndUuLfDQb34NWAq2I1YoXnPwbCMSI5sRmSfEe9URHU+vIvN7j2HfLCo3s3MUAf05r4B+ j1JcP6fno8hxpm0d88sBZISSSR+kC4/wr5/geSCbfyCuQcvOKLWfR2j48eLwUHp7NUXU /xHg== X-RZG-AUTH: ":L2QefEenb+UdBJSdRCXu93KJ1bmSGnhMdmOod1DhGM4l4Hio94KKxRySfLxnHfJ+Dkjp5G5MdirQj0WG7CkN2lRWMpIV4miMvSq1nazBhLEi" X-RZG-CLASS-ID: mo00 Received: from [IPv6:2a02:8109:a400:162c:2d08:5cb1:24de:823] by smtp.strato.de (RZmta 44.9 AUTH) with ESMTPSA id t0203dv0H9LC2Db (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (curve secp521r1 with 521 ECDH bits, eq. 15360 bits RSA)) (Client did not present a certificate); Thu, 17 Jan 2019 10:21:12 +0100 (CET) Subject: Re: use generic DMA mapping code in powerpc V4 To: Christoph Hellwig Cc: linux-arch@vger.kernel.org, Darren Stevens , linux-kernel@vger.kernel.org, Julian Margetson , linux-mm@kvack.org, iommu@lists.linux-foundation.org, Paul Mackerras , Olof Johansson , linuxppc-dev@lists.ozlabs.org References: <71A251A5-FA06-4019-B324-7AED32F7B714@xenosoft.de> <1b0c5c21-2761-d3a3-651b-3687bb6ae694@xenosoft.de> <3504ee70-02de-049e-6402-2d530bf55a84@xenosoft.de> <23284859-bf0a-9cd5-a480-2a7fd7802056@xenosoft.de> <075f70e3-7a4a-732f-b501-05a1a8e3c853@xenosoft.de> <21f72a6a-9095-7034-f169-95e876228b2a@xenosoft.de> <27148ac2-2a92-5536-d886-2c0971ab43d9@xenosoft.de> <20190115133558.GA29225@lst.de> <685f0c06-af1b-0bec-ac03-f9bf1f7a2b35@xenosoft.de> <20190115151732.GA2325@lst.de> From: Christian Zigotzky Message-ID: Date: Thu, 17 Jan 2019 10:21:11 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.4.0 MIME-Version: 1.0 In-Reply-To: <20190115151732.GA2325@lst.de> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Content-Language: de-DE Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi All, I compiled the fixed '257002094bc5935dd63207a380d9698ab81f0775' (powerpc/dma: use the dma-direct allocator for coherent platforms) today. git clone git://git.infradead.org/users/hch/misc.git -b powerpc-dma.6 a git checkout 257002094bc5935dd63207a380d9698ab81f0775 Link to the Git: http://git.infradead.org/users/hch/misc.git/shortlog/refs/heads/powerpc-dma.6 env LANG=C make CROSS_COMPILE=powerpc-linux-gnu- ARCH=powerpc zImage env LANG=C make CROSS_COMPILE=powerpc-linux-gnu- ARCH=powerpc uImage The X1000 boots and the PASEMI onboard ethernet works! Bad news for the X5000 (P5020 board). U-Boot loads the kernel and the dtb file. Then the kernel starts but it doesn't find any hard disks (partitions). Cheers, Christian On 15 January 2019 at 4:17PM, Christoph Hellwig wrote: So 257002094bc5935dd63207a380d9698ab81f0775 above is the fixed version for the commit - this switched the ifdef in dma.c around that I had inverted.  Can you try that one instead?  And then move on with the commits after it in the updated powerpc-dma.6 branch - they are identical to the original branch except for carrying this fix forward.