Received: by 2002:a25:7ec1:0:0:0:0:0 with SMTP id z184csp616724ybc; Tue, 12 Nov 2019 06:45:02 -0800 (PST) X-Google-Smtp-Source: APXvYqxeDywGhViaJL28u8qmj7PTZ82y5Fo0R/RuwegPLd2O6LmKogNHQqJwQCoJWa6HEpvscGRW X-Received: by 2002:a17:906:743:: with SMTP id z3mr27876161ejb.142.1573569902345; Tue, 12 Nov 2019 06:45:02 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1573569902; cv=none; d=google.com; s=arc-20160816; b=mS09C/SaX0q5bckVkSlMh88GTUXDio9G3l0cIQCUnPGLnR7/KcFjz1wpKJHnQe2n/R Qj4qpMrMR5za6uKGn9siPKTZbwHk8X0mlKtl1byLqnbi1Nlfd5cH3f1+ZwZLX49bUaqs BCxnlvvz9rmxQCDJOySOU+w+kP9jokv/18h6106RPTJEhQs08n6qfCogvRoj5jct8Ywm TuPaTEgWmJ5Pn/llD2SNhgWR2Q0SvYcRt2ii4b4zeMnLzN53Q0+HnEbF0azfHwmsBMww sskUXp+H+L0rqaalV9kt5B+H9czIJeHeVwiUBRp4VZdGJpkWBP9ySaxl6ND9k/OlXxQH n8Lg== 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; bh=Bh1M3RaFsN8PoQkP4c50yadJChJvfm6HGfPxIQ2iePc=; b=tI9aM2Wv5mhG0Rjur+4YrotPgL3EtDXv989Lb8nS5eh4j/rmyRnA34nPUfwPB0P8EE KREguG1sRzh/WzdZ3dzn1edBCGIzyaQD/A3KV8LnqJzxUjcQaQTMHM4CSztkLSyEdPpp nFj8iHTDEUDT2mab3xFFFrhCBS/NY0+1/y/u7qC5H4OLL7yrQ6V/acMRWLBuROIUWUCh G2YszpXu/f2fCS5FTFIYAubp0MMkFpitq3ozLe1SUhZAUyswxXm5LqZW4doVeG1LYYvV VBBMqVSfgJe3sYx5Fp5BqaDZIMo+byasgR73EfI6pl6uH/L6wvDK20uVfk/bfMpJ9C8T mh0A== ARC-Authentication-Results: i=1; mx.google.com; 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 um2si66557ejb.64.2019.11.12.06.44.37; Tue, 12 Nov 2019 06:45:02 -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; 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 S1727434AbfKLOlQ (ORCPT + 99 others); Tue, 12 Nov 2019 09:41:16 -0500 Received: from verein.lst.de ([213.95.11.211]:56161 "EHLO verein.lst.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726008AbfKLOlP (ORCPT ); Tue, 12 Nov 2019 09:41:15 -0500 Received: by verein.lst.de (Postfix, from userid 2407) id 16B2D68BE1; Tue, 12 Nov 2019 15:41:10 +0100 (CET) Date: Tue, 12 Nov 2019 15:41:09 +0100 From: Christoph Hellwig To: Christian Zigotzky Cc: Christoph Hellwig , 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 Subject: Re: Bug 205201 - overflow of DMA mask and bus mask Message-ID: <20191112144109.GA11805@lst.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> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.17 (2007-11-01) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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. > > Thanks, > Christian ---end quoted text---