From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoph Hellwig Subject: Re: Bug 205201 - overflow of DMA mask and bus mask Date: Thu, 21 Nov 2019 18:26:37 +0100 Message-ID: <20191121172637.GC2932@lst.de> References: <008c981e-bdd2-21a7-f5f7-c57e4850ae9a@xenosoft.de> <20190103073622.GA24323@lst.de> <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> <8b239ba6-29f3-9483-8696-ddfba2a49a49@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <8b239ba6-29f3-9483-8696-ddfba2a49a49@arm.com> Sender: linux-kernel-owner@vger.kernel.org To: Robin Murphy Cc: Christoph Hellwig , Christian Zigotzky , linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, iommu@lists.linux-foundation.org List-Id: linux-arch.vger.kernel.org On Wed, Nov 06, 2019 at 02:09:26PM +0000, Robin Murphy wrote: > Hmm, that bus mask looks pretty wacky - are you able to figure out where > that's coming from? arch/powerpc/sysdev/fsl_pci.c:pci_dma_dev_setup_swiotlb(). From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from verein.lst.de ([213.95.11.211]:47423 "EHLO verein.lst.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726279AbfKUR0l (ORCPT ); Thu, 21 Nov 2019 12:26:41 -0500 Date: Thu, 21 Nov 2019 18:26:37 +0100 From: Christoph Hellwig Subject: Re: Bug 205201 - overflow of DMA mask and bus mask Message-ID: <20191121172637.GC2932@lst.de> References: <008c981e-bdd2-21a7-f5f7-c57e4850ae9a@xenosoft.de> <20190103073622.GA24323@lst.de> <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> <8b239ba6-29f3-9483-8696-ddfba2a49a49@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <8b239ba6-29f3-9483-8696-ddfba2a49a49@arm.com> Sender: linux-arch-owner@vger.kernel.org List-ID: To: Robin Murphy Cc: Christoph Hellwig , Christian Zigotzky , linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, iommu@lists.linux-foundation.org Message-ID: <20191121172637.0yavtFWrVPl6-h7ZK_9Lqu2CPeIKHywaeq2S_NAGfRU@z> On Wed, Nov 06, 2019 at 02:09:26PM +0000, Robin Murphy wrote: > Hmm, that bus mask looks pretty wacky - are you able to figure out where > that's coming from? arch/powerpc/sysdev/fsl_pci.c:pci_dma_dev_setup_swiotlb().