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Tue, 12 Nov 2019 23:58:22 +0100 (CET) Subject: Re: Bug 205201 - overflow of DMA mask and bus mask To: Christoph Hellwig 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-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-arch@vger.kernel.org, darren@stevens-zone.net, mad skateman , linux-kernel@vger.kernel.org, linux-mm@kvack.org, iommu@lists.linux-foundation.org, Rob Herring , paulus@samba.org, rtd2@xtra.co.nz, "contact@a-eon.com" , linuxppc-dev , nsaenzjulienne@suse.de Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" 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