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=-2.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 AAA62C10F27 for ; Tue, 10 Mar 2020 11:15:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 87A0F2468D for ; Tue, 10 Mar 2020 11:15:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726389AbgCJLPG (ORCPT ); Tue, 10 Mar 2020 07:15:06 -0400 Received: from 8bytes.org ([81.169.241.247]:50800 "EHLO theia.8bytes.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726197AbgCJLPG (ORCPT ); Tue, 10 Mar 2020 07:15:06 -0400 Received: by theia.8bytes.org (Postfix, from userid 1000) id 8344F364; Tue, 10 Mar 2020 12:15:04 +0100 (CET) Date: Tue, 10 Mar 2020 12:15:03 +0100 From: Joerg Roedel To: Lu Baolu Cc: ashok.raj@intel.com, jacob.jun.pan@linux.intel.com, kevin.tian@intel.com, iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org, Daniel Drake , Derrick Jonathan , Jerry Snitselaar , Robin Murphy , Christoph Hellwig Subject: Re: [PATCH 0/6] Replace private domain with per-group default Message-ID: <20200310111503.GF3794@8bytes.org> References: <20200307062014.3288-1-baolu.lu@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200307062014.3288-1-baolu.lu@linux.intel.com> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Baolu, On Sat, Mar 07, 2020 at 02:20:08PM +0800, Lu Baolu wrote: > Lu Baolu (5): > iommu: Configure default domain with dev_def_domain_type > iommu/vt-d: Don't force 32bit devices to uses DMA domain > iommu/vt-d: Don't force PCI sub-hierarchy to use DMA domain > iommu/vt-d: Add dev_def_domain_type callback > iommu/vt-d: Apply per-device dma_ops > > Sai Praneeth Prakhya (1): > iommu: Add dev_def_domain_type() callback in iommu_ops I like this patch-set, but I fear some regressions from patch "iommu/vt-d: Don't force 32bit devices to uses DMA domain". Have you tested this series on a couple of machines, ideally even older ones from the first generation of VT-d hardware? Regards, Joerg