Received: by 2002:ad5:474a:0:0:0:0:0 with SMTP id i10csp1536213imu; Tue, 11 Dec 2018 23:06:41 -0800 (PST) X-Google-Smtp-Source: AFSGD/UGYwSYjZh6RbJ6a7k9C94XFr+p4e+upm6r2xpMRMdcofW+7GX59qGoGXpxSlgveWZmkbLD X-Received: by 2002:a17:902:ab84:: with SMTP id f4mr18412273plr.207.1544598401931; Tue, 11 Dec 2018 23:06:41 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1544598401; cv=none; d=google.com; s=arc-20160816; b=m8zEgKQhCoEpEu+lxx3+cHybvDRqcCf4/0LrBIDAruLRxxEzSGqj/qHlLkW2g015+s L+3NH3kCTHJ8K1cvj2qsyO8xDXJgy+aDKIEERdfzTgToeliQwnkNjIsgF2OiOdwuMybR k8wVx3ZhWWrv8MkyAo8DZxNwcOb8q/rVmsQ1K+y8CesiUqhO0sLHWbuFkERX8+TAlQzq T531HdXDOfxPXjK6x874C9tlSgf2SrpaOM+Z8nt1oMq0yqENsncqJmawjMaTxX0yfD8w 00Si4KHcBeWrgevynLcMVvw0AfIfobe4EpexqDf/kOtnIchOH+Y6HZDQCp1TKiQ/8GWC HkGA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:to:references:message-id :content-transfer-encoding:cc:date:in-reply-to:from:subject :mime-version:dkim-signature; bh=PcaQMij3IhasAIn1L/QX0knVHDE+RBFUQFsFKkzwR9Q=; b=Zj4J3UlWunGAAWjKVjXvLdWkXWehpEqAkrA8VOHoAPaDjpEAXDjM3JfIfy/9Ys4UuI 9LzGIcHz/su9/qiTMdKZjLQL02nOxKpX0NXWXVPLHK5XA2Z5ct1pKDdIfdVwnVBJd2Wo aeGO0w5lkdtJBl58JNTDQXSbrXQktALZ3YUZ8JiFBxq0pPpEjRlSv/JdEkGGR4ZVz0KC hCQuNuzfkczEamF23NMnMeu7FvA/csRrBOiDFRvAeq92ETJ4jAaHJ/O+5Q3ZVNmwjOQO K4RzDmfXZRSn8f7p5BMkriEYpubc2Ofa4z5oIrBvH96ihZVIA9eiTOphAKJQKK+FcRJE gpfg== ARC-Authentication-Results: i=1; mx.google.com; dkim=fail header.i=@xenosoft.de header.s=strato-dkim-0002 header.b=AuKsvPyz; 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 u6si16250663pfb.92.2018.12.11.23.06.24; Tue, 11 Dec 2018 23:06:41 -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=AuKsvPyz; 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 S1726607AbeLLHDv (ORCPT + 99 others); Wed, 12 Dec 2018 02:03:51 -0500 Received: from mo4-p01-ob.smtp.rzone.de ([81.169.146.164]:36667 "EHLO mo4-p01-ob.smtp.rzone.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726251AbeLLHDu (ORCPT ); Wed, 12 Dec 2018 02:03:50 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; t=1544598228; s=strato-dkim-0002; d=xenosoft.de; h=To:References:Message-Id:Cc:Date:In-Reply-To:From:Subject: X-RZG-CLASS-ID:X-RZG-AUTH:From:Subject:Sender; bh=PcaQMij3IhasAIn1L/QX0knVHDE+RBFUQFsFKkzwR9Q=; b=AuKsvPyzx0E9tzHRJXvnbQAzbIkNDCwniALTSjf64AYUGucEl0IF21gJZuwu5QV8DI aTtIx4h2nw3iIVy3SQkzcihUhoeFoVYEVZqgU5n5Pd9u8HlEhpGAD5U04Mj/Xn9EGzWR PHfY6atX3wuEuKJHuiDmDEUXAQ4yrUroWilOsndM7PaagqYaZ7OhTHgCgosrEiZpIU5y P6FjTg6Bbb4d7FlpBj14efXgQDRRt0zSOX7WT0huUM9kMlccBX2qR43stD8TdDv8WgNz WXVXYTtx6mP1GjuVu5cFEyJ9vdhsJ8oDbvOy4jXeYaKAKOQaS7zP7UcqQDcH4E4aCiAu 2AMQ== X-RZG-AUTH: ":L2QefEenb+UdBJSdRCXu93KJ1bmSGnhMdmOod1DhGN0rBVhd9dFr44+gKiZpmhkMNrXaTDU=" X-RZG-CLASS-ID: mo00 Received: from [192.168.178.26] by smtp.strato.de (RZmta 44.7 DYNA|AUTH) with ESMTPSA id j074b8uBC73Q9yu (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); Wed, 12 Dec 2018 08:03:26 +0100 (CET) Content-Type: text/plain; charset=utf-8 Mime-Version: 1.0 (1.0) Subject: Re: use generic DMA mapping code in powerpc V4 From: Christian Zigotzky X-Mailer: iPhone Mail (15G77) In-Reply-To: Date: Wed, 12 Dec 2018 08:03:26 +0100 Cc: Christoph Hellwig , 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 Content-Transfer-Encoding: quoted-printable Message-Id: References: <20181129170351.GC27951@lst.de> <20181130105346.GB26765@lst.de> <8694431d-c669-b7b9-99fa-e99db5d45a7d@xenosoft.de> <20181130131056.GA5211@lst.de> <25999587-2d91-a63c-ed38-c3fb0075d9f1@xenosoft.de> <58c61afb-290f-6196-c72c-ac7b61b84718@xenosoft.de> <20181204142426.GA2743@lst.de> <20181205140550.GA27549@lst.de> <1948cf84-49ab-543c-472c-d18e27751903@xenosoft.de> <5a2ea855-b4b0-e48a-5c3e-c859a8451ca2@xenosoft.de> <7B6DDB28-8BF6-4589-84ED-F1D4D13BFED6@xenosoft.de> <8a2c4581-0c85-8065-f37e-984755eb31ab@xenosoft.de> <424bb228-c9e5-6593-1ab7-5950d9b2bd4e@xenosoft.de> <1ecb7692-f3fb-a246-91f9-2db1b9496305@xenosoft.de> <6c997c03-e072-97a9-8ae0-38a4363df919@xenosoft.de> <4cfb3f26-74e1-db01-b014-759f188bb5a6@xenosoft.de> <82879d3f-83de-6438-c1d6-49c571dcb671@xenosoft.de> To: Benjamin Herrenschmidt Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > On 12. Dec 2018, at 01:47, Benjamin Herrenschmidt wrote: >=20 >> On Tue, 2018-12-11 at 19:17 +0100, Christian Zigotzky wrote: >> X5000 (P5020 board): U-Boot loads the kernel and the dtb file. Then the=20= >> kernel starts but it doesn't find any hard disks (partitions). That=20 >> means this is also the bad commit for the P5020 board. >=20 > What are the disks hanging off ? A PCIe device of some sort ? >=20 > Can you send good & bad dmesg logs ? >=20 > Ben. >=20 >=20 Unfortunately not. It doesn=E2=80=99t detect any hard disk. That means the k= ernel ring buffer won=E2=80=99t save to log files. I don=E2=80=99t have a se= rial null modem cable for seeing all output. We use SATA disks. I will inves= tigate more in this problem with rollback the files in the bad commit. =E2=80=94 Christian