From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.1 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2C09BC43331 for ; Tue, 12 Nov 2019 22:58:35 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id C337021783 for ; Tue, 12 Nov 2019 22:58:34 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=xenosoft.de header.i=@xenosoft.de header.b="ciREWxM2" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C337021783 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=xenosoft.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 2EB766B0005; Tue, 12 Nov 2019 17:58:34 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 29BD26B0006; Tue, 12 Nov 2019 17:58:34 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 18AED6B0007; Tue, 12 Nov 2019 17:58:34 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0052.hostedemail.com [216.40.44.52]) by kanga.kvack.org (Postfix) with ESMTP id 0068A6B0005 for ; Tue, 12 Nov 2019 17:58:33 -0500 (EST) Received: from smtpin08.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with SMTP id A9D9C40D6 for ; Tue, 12 Nov 2019 22:58:33 +0000 (UTC) X-FDA: 76149141306.08.boy94_4a8ed0de9ae1f X-HE-Tag: boy94_4a8ed0de9ae1f X-Filterd-Recvd-Size: 3496 Received: from mo4-p01-ob.smtp.rzone.de (mo4-p01-ob.smtp.rzone.de [85.215.255.53]) by imf49.hostedemail.com (Postfix) with ESMTP for ; Tue, 12 Nov 2019 22:58:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; t=1573599510; 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=l6LnXidqFjF8wEu13TNhLe3TegTl/p6HTykS60F7XJ0=; b=ciREWxM2dBI2hqtXZb9zUaSrx+QjidNYqpqNUZH8S66kkIMx+dJXu3B1g/Rj1nDyf+ P2sf+6nGziBuVuPN9ROldo5Q0XQI+dr0xRIfMUtsPUM/EG/42ulWcD066Zkiu2I6lbEX eXzIrtdFa2Utj2vKWl4ND8SgXiu4RVOumkaSExSTj7gvof3JVw9GSZenbKg2uhDGqpn0 Umke/fmhANEOwmh8EFWBRWGFtyvFl2Jlc3RXaVqmEI+zjx1pw3V6OamtqU7zOJnTIRqo NSKcj51PqwgH+g5dWjDdQomyQKpnYWK2ArxzB9ZXWhifSGRsUf4vlM5fd4Bp6HphbRLF bXHw== X-RZG-AUTH: ":L2QefEenb+UdBJSdRCXu93KJ1bmSGnhMdmOod1DhGM4l4Hio94KKxRySfLxnHfJ+Dkjp5DdBJSrwuuqxvPhbLt/v7eF2q0hCA21Ezkix5/Bq7A==" X-RZG-CLASS-ID: mo00 Received: from [IPv6:2a02:8109:89c0:ebfc:881b:29d1:ef56:a34c] by smtp.strato.de (RZmta 44.29.0 AUTH) with ESMTPSA id q007c8vACMwMiL6 (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); Tue, 12 Nov 2019 23:58:22 +0100 (CET) Subject: Re: Bug 205201 - overflow of DMA mask and bus mask To: Christoph Hellwig Cc: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, iommu@lists.linux-foundation.org, Benjamin Herrenschmidt , paulus@samba.org, darren@stevens-zone.net, "contact@a-eon.com" , rtd2@xtra.co.nz, mad skateman , Rob Herring , linuxppc-dev , nsaenzjulienne@suse.de References: <71A251A5-FA06-4019-B324-7AED32F7B714@xenosoft.de> <1b0c5c21-2761-d3a3-651b-3687bb6ae694@xenosoft.de> <3504ee70-02de-049e-6402-2d530bf55a84@xenosoft.de> <46025f1b-db20-ac23-7dcd-10bc43bbb6ee@xenosoft.de> <20191105162856.GA15402@lst.de> <2f3c81bd-d498-066a-12c0-0a7715cda18f@xenosoft.de> <0c5a8009-d28b-601f-3d1a-9de0e869911c@xenosoft.de> <20191112144109.GA11805@lst.de> From: Christian Zigotzky Message-ID: <288d3c11-725b-ecdd-2495-b4a69aafb693@xenosoft.de> Date: Tue, 12 Nov 2019 23:58:22 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.9.1 MIME-Version: 1.0 In-Reply-To: <20191112144109.GA11805@lst.de> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Content-Language: de-DE X-Bogosity: Ham, tests=bogofilter, spamicity=0.018434, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On 12 November 2019 at 3:41 pm, Christoph Hellwig wrote: > On Mon, Nov 11, 2019 at 01:22:55PM +0100, Christian Zigotzky wrote: >> Now, I can definitely say that this patch does not solve the issue. >> >> Do you have another patch for testing or shall I bisect? > I'm still interested in the .config and dmesg. Especially if the > board is using arch/powerpc/sysdev/fsl_pci.c, which is the only > place inside the powerpc arch code doing funny things with the > bus_dma_mask, which Robin pointed out looks fishy. > Here you are: .config: https://bugzilla.kernel.org/attachment.cgi?id=285815 dmesg: https://bugzilla.kernel.org/attachment.cgi?id=285813 Thanks