From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E5953ECE562 for ; Fri, 21 Sep 2018 09:20:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7A20F2146E for ; Fri, 21 Sep 2018 09:20:43 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7A20F2146E Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389470AbeIUPIh (ORCPT ); Fri, 21 Sep 2018 11:08:37 -0400 Received: from szxga07-in.huawei.com ([45.249.212.35]:43588 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1725898AbeIUPIh (ORCPT ); Fri, 21 Sep 2018 11:08:37 -0400 Received: from DGGEMS412-HUB.china.huawei.com (unknown [172.30.72.60]) by Forcepoint Email with ESMTP id 2B44CE2CE362C; Fri, 21 Sep 2018 17:20:38 +0800 (CST) Received: from [127.0.0.1] (10.202.226.41) by DGGEMS412-HUB.china.huawei.com (10.3.19.212) with Microsoft SMTP Server id 14.3.399.0; Fri, 21 Sep 2018 17:20:29 +0800 Subject: Re: [PATCH v8 0/7] Add non-strict mode support for iommu-dma To: Robin Murphy , , , , , , References: CC: , , From: John Garry Message-ID: Date: Fri, 21 Sep 2018 10:20:23 +0100 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:45.0) Gecko/20100101 Thunderbird/45.3.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset="windows-1252"; format=flowed Content-Transfer-Encoding: 7bit X-Originating-IP: [10.202.226.41] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 20/09/2018 17:10, Robin Murphy wrote: > Hi all, > > Hopefully this is the last spin of the series - I've now dropped my light > touch and fixed up all the various prose text, plus implemented the proper > quirk support for short-descriptor because it's actually just a trivial > cut-and-paste job. > > Robin. > Hi Robin, JFYI, I'm trying to test this patchset to get some figures and provide a tested-by tag, but 4/8 seems to rely on "iommu/io-pgtable-arm: Fix race handling in split_blk_unmap()" - more specifically, it seems to rely on the version which Will rewrote in your patch review, and I am not sure on what branch it exists on, if any. Thanks, John > > Robin Murphy (2): > iommu/io-pgtable-arm-v7s: Add support for non-strict mode > iommu/arm-smmu: Support non-strict mode > > Zhen Lei (5): > iommu/arm-smmu-v3: Implement flush_iotlb_all hook > iommu/dma: Add support for non-strict mode > iommu: Add "iommu.strict" command line option > iommu/io-pgtable-arm: Add support for non-strict mode > iommu/arm-smmu-v3: Add support for non-strict mode > > .../admin-guide/kernel-parameters.txt | 12 +++ > drivers/iommu/arm-smmu-v3.c | 89 +++++++++++++----- > drivers/iommu/arm-smmu.c | 93 +++++++++++++------ > drivers/iommu/dma-iommu.c | 32 ++++++- > drivers/iommu/io-pgtable-arm-v7s.c | 11 ++- > drivers/iommu/io-pgtable-arm.c | 14 ++- > drivers/iommu/io-pgtable.h | 5 + > drivers/iommu/iommu.c | 23 +++++ > include/linux/iommu.h | 1 + > 9 files changed, 225 insertions(+), 55 deletions(-) >