From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on archive.lwn.net X-Spam-Level: X-Spam-Status: No, score=-6.0 required=5.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI,SPF_HELO_NONE,SPF_NONE autolearn=ham autolearn_force=no version=3.4.2 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by archive.lwn.net (Postfix) with ESMTP id DC6457D2EF for ; Tue, 28 May 2019 13:06:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727006AbfE1NGI (ORCPT ); Tue, 28 May 2019 09:06:08 -0400 Received: from szxga07-in.huawei.com ([45.249.212.35]:39098 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726897AbfE1NGI (ORCPT ); Tue, 28 May 2019 09:06:08 -0400 Received: from DGGEMS408-HUB.china.huawei.com (unknown [172.30.72.60]) by Forcepoint Email with ESMTP id 9196F290A5DB12249000; Tue, 28 May 2019 21:06:03 +0800 (CST) Received: from [127.0.0.1] (10.177.23.164) by DGGEMS408-HUB.china.huawei.com (10.3.19.208) with Microsoft SMTP Server id 14.3.439.0; Tue, 28 May 2019 21:05:52 +0800 Subject: Re: [PATCH v7 1/1] iommu: enhance IOMMU dma mode build options To: Joerg Roedel References: <20190520135947.14960-1-thunder.leizhen@huawei.com> <20190520135947.14960-2-thunder.leizhen@huawei.com> <20190527142140.GH8420@8bytes.org> CC: Jean-Philippe Brucker , John Garry , Robin Murphy , Will Deacon , Jonathan Corbet , linux-doc , Sebastian Ott , "Gerald Schaefer" , Martin Schwidefsky , Heiko Carstens , Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman , Tony Luck , Fenghua Yu , Thomas Gleixner , Ingo Molnar , Borislav Petkov , "H . Peter Anvin" , David Woodhouse , iommu , linux-kernel , linux-s390 , linuxppc-dev , x86 , linux-ia64 , Hanjun Guo From: "Leizhen (ThunderTown)" Message-ID: <5CED322E.20102@huawei.com> Date: Tue, 28 May 2019 21:05:50 +0800 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:38.0) Gecko/20100101 Thunderbird/38.5.1 MIME-Version: 1.0 In-Reply-To: <20190527142140.GH8420@8bytes.org> Content-Type: text/plain; charset="windows-1252" Content-Transfer-Encoding: 7bit X-Originating-IP: [10.177.23.164] X-CFilter-Loop: Reflected Sender: linux-doc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-doc@vger.kernel.org On 2019/5/27 22:21, Joerg Roedel wrote: > Hi Zhen Lei, > > On Mon, May 20, 2019 at 09:59:47PM +0800, Zhen Lei wrote: >> arch/ia64/kernel/pci-dma.c | 2 +- >> arch/powerpc/platforms/powernv/pci-ioda.c | 3 ++- >> arch/s390/pci/pci_dma.c | 2 +- >> arch/x86/kernel/pci-dma.c | 7 ++--- >> drivers/iommu/Kconfig | 44 ++++++++++++++++++++++++++----- >> drivers/iommu/amd_iommu_init.c | 3 ++- >> drivers/iommu/intel-iommu.c | 2 +- >> drivers/iommu/iommu.c | 3 ++- >> 8 files changed, 48 insertions(+), 18 deletions(-) > > This needs Acks from the arch maintainers of ia64, powerpc, s390 and > x86, at least. > > It is easier for them if you split it up into the Kconfig change and > separete patches per arch and per iommu driver. Then collect the Acks on > the individual patches. OK, thanks. I will do it tomorrow. > > Thanks, > > Joerg > > . > -- Thanks! BestRegards