Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752137AbdFTNOr (ORCPT ); Tue, 20 Jun 2017 09:14:47 -0400 Received: from foss.arm.com ([217.140.101.70]:38218 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751082AbdFTNOo (ORCPT ); Tue, 20 Jun 2017 09:14:44 -0400 Subject: Re: new dma-mapping tree, was Re: clean up and modularize arch dma_mapping interface V2 To: Christoph Hellwig , Stephen Rothwell , Linus Torvalds , x86@kernel.org, linux-arm-kernel@lists.infradead.org, xen-devel@lists.xenproject.org, linux-c6x-dev@linux-c6x.org, linux-hexagon@vger.kernel.org, linux-ia64@vger.kernel.org, linux-mips@linux-mips.org, openrisc@lists.librecores.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-xtensa@linux-xtensa.org, dmaengine@vger.kernel.org, linux-tegra@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-samsung-soc@vger.kernel.org, iommu@lists.linux-foundation.org, netdev@vger.kernel.org Cc: linux-kernel@vger.kernel.org References: <20170620124140.GA27163@lst.de> From: Robin Murphy Message-ID: <6025d4d4-1975-9598-c16d-26d17d029ec7@arm.com> Date: Tue, 20 Jun 2017 14:14:36 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.1.1 MIME-Version: 1.0 In-Reply-To: <20170620124140.GA27163@lst.de> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2144 Lines: 66 Hi Christoph, On 20/06/17 13:41, Christoph Hellwig wrote: > On Fri, Jun 16, 2017 at 08:10:15PM +0200, Christoph Hellwig wrote: >> I plan to create a new dma-mapping tree to collect all this work. >> Any volunteers for co-maintainers, especially from the iommu gang? > > Ok, I've created the new tree: > > git://git.infradead.org/users/hch/dma-mapping.git for-next > > Gitweb: > > http://git.infradead.org/users/hch/dma-mapping.git/shortlog/refs/heads/for-next > > And below is the patch to add the MAINTAINERS entry, additions welcome. I'm happy to be a reviewer, since I've been working in this area for some time, particularly with the dma-iommu code and arm64 DMA ops. Robin. > Stephen, can you add this to linux-next? > > --- > From 335979c41912e6c101a20b719862b2d837370df1 Mon Sep 17 00:00:00 2001 > From: Christoph Hellwig > Date: Tue, 20 Jun 2017 11:17:30 +0200 > Subject: MAINTAINERS: add entry for dma mapping helpers > > This code has been spread between getting in through arch trees, the iommu > tree, -mm and the drivers tree. There will be a lot of work in this area, > including consolidating various arch implementations into more common > code, so ensure we have a proper git tree that facilitates cooperation with > the architecture maintainers. > > Signed-off-by: Christoph Hellwig > --- > MAINTAINERS | 13 +++++++++++++ > 1 file changed, 13 insertions(+) > > diff --git a/MAINTAINERS b/MAINTAINERS > index 09b5ab6a8a5c..56859d53a424 100644 > --- a/MAINTAINERS > +++ b/MAINTAINERS > @@ -2595,6 +2595,19 @@ S: Maintained > F: net/bluetooth/ > F: include/net/bluetooth/ > > +DMA MAPPING HELPERS > +M: Christoph Hellwig > +L: linux-kernel@vger.kernel.org > +T: git git://git.infradead.org/users/hch/dma-mapping.git > +W: http://git.infradead.org/users/hch/dma-mapping.git > +S: Supported > +F: lib/dma-debug.c > +F: lib/dma-noop.c > +F: lib/dma-virt.c > +F: drivers/base/dma-mapping.c > +F: drivers/base/dma-coherent.c > +F: include/linux/dma-mapping.h > + > BONDING DRIVER > M: Jay Vosburgh > M: Veaceslav Falico >