From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wr1-f71.google.com (mail-wr1-f71.google.com [209.85.221.71]) by kanga.kvack.org (Postfix) with ESMTP id AD56A6B53A3 for ; Thu, 29 Nov 2018 12:03:53 -0500 (EST) Received: by mail-wr1-f71.google.com with SMTP id q7so1558177wrw.8 for ; Thu, 29 Nov 2018 09:03:53 -0800 (PST) Received: from newverein.lst.de (verein.lst.de. [213.95.11.211]) by mx.google.com with ESMTPS id j81si2265263wmd.175.2018.11.29.09.03.52 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 29 Nov 2018 09:03:52 -0800 (PST) Date: Thu, 29 Nov 2018 18:03:51 +0100 From: Christoph Hellwig Subject: Re: use generic DMA mapping code in powerpc V4 Message-ID: <20181129170351.GC27951@lst.de> References: <20181114082314.8965-1-hch@lst.de> <20181127074253.GB30186@lst.de> <87zhttfonk.fsf@concordia.ellerman.id.au> <4d4e3cdd-d1a9-affe-0f63-45b8c342bbd6@xenosoft.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4d4e3cdd-d1a9-affe-0f63-45b8c342bbd6@xenosoft.de> Sender: owner-linux-mm@kvack.org List-ID: To: Christian Zigotzky Cc: Michael Ellerman , Christoph Hellwig , Benjamin Herrenschmidt , Paul Mackerras , linux-arch@vger.kernel.org, linux-mm@kvack.org, iommu@lists.linux-foundation.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, Olof Johansson On Thu, Nov 29, 2018 at 01:05:23PM +0100, Christian Zigotzky wrote: > I compiled a test kernel from the following Git today. > > http://git.infradead.org/users/hch/misc.git/shortlog/refs/heads/powerpc-dma.4 > > Command: git clone git://git.infradead.org/users/hch/misc.git -b > powerpc-dma.4 a > > Unfortunately I get some DMA error messages and the PASEMI ethernet doesn't > work anymore. What kind of machine is this (and your other one)? Can you send me (or point me to) the .config files?