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=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 A2B2CC47254 for ; Wed, 6 May 2020 02:09:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6F81820721 for ; Wed, 6 May 2020 02:09:52 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=endlessm-com.20150623.gappssmtp.com header.i=@endlessm-com.20150623.gappssmtp.com header.b="MmdjAnPh" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729720AbgEFCJv (ORCPT ); Tue, 5 May 2020 22:09:51 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47834 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729332AbgEFCJv (ORCPT ); Tue, 5 May 2020 22:09:51 -0400 Received: from mail-qt1-x841.google.com (mail-qt1-x841.google.com [IPv6:2607:f8b0:4864:20::841]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AF916C061A0F for ; Tue, 5 May 2020 19:09:49 -0700 (PDT) Received: by mail-qt1-x841.google.com with SMTP id k12so187624qtm.4 for ; Tue, 05 May 2020 19:09:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=endlessm-com.20150623.gappssmtp.com; s=20150623; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=w8gbY87jwoL79rOzujZxuWgYYqNEcM3nQ5vgXMTM9zM=; b=MmdjAnPhIcXZFa/Uyr2pGKHtAwLyCHq71NtdsW+6NUKV0VZFYzZT7rIdvsNGn3gk3H 0/9pErNgqlnBrxGf26yCELIuS9YkBDu6AJyKh1eOUMlYQnR8alRkBPM1355aSY3xRjcR v69Wai+kEuOqB5MVlfi54N/CWIjX/pOkBYe7/gZuQyAk8gWmeHtaHzFtbIrdM/mSp89l Py1VXrwLrpaSYt+7fZTK4vIhYXDTh1maRxX/gu/3aL8ORh7o794YvS9HJBepVNgJtlWp 8ZmhAWcRtcJQ7wOwAuqZ5xaMVnpoc9Dfum3JwE/VoRSkLlgwSQPgbQuIz+/Fc1oK9EMF Gm0g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=w8gbY87jwoL79rOzujZxuWgYYqNEcM3nQ5vgXMTM9zM=; b=W2UEe6HFdjl3rFq+T0eGmO71q6yPfz+04EJRKwFJvOltVF5XGV/rtmDHhxq0X3y8HC fDO+oOPLpfmIJ7rBY0d3gAcGaglr2zGsg1pM5e5IXDB4f3+cQqiUMUfRYAO95SzREvHQ jyMSRGFrmkmahF6RVyWf8Q8JeWDRJ5hOAOPyCFBpvPJdJTsV3ZUjRd1BpSzQMwuboiEv aCMCNd+MHGpf9yt/+eepIykF288up+sSQkaIVhz1YIIX8ZRq9FVDrlkbMnHzWbpNojQW Evy8bEnfFeI7PEfPdEySABo9Uzo9Y/N9VLid9aSbAvudm41UoeCGwgXzYawcWVFTA+4C J8pQ== X-Gm-Message-State: AGi0PuYjhZIYasgqLxUuNKza2cDmRMHRhUBia3nL9ZnWEal7kPAM3be0 RDGt+gP0R3TJeUo5IADUJ2vUYdZq/gSkMfcLDcDLbw== X-Google-Smtp-Source: APiQypLm3V841UNO/xQjYTQ0MN5YrL0FALdP+pBATlxbGvy3OP/IDrcxxlRnz8fLpIrZwLvOu32AXS3gBeQL+h5jtXE= X-Received: by 2002:ac8:3877:: with SMTP id r52mr5976506qtb.47.1588730988716; Tue, 05 May 2020 19:09:48 -0700 (PDT) MIME-Version: 1.0 References: <20200506015947.28662-1-baolu.lu@linux.intel.com> In-Reply-To: <20200506015947.28662-1-baolu.lu@linux.intel.com> From: Daniel Drake Date: Wed, 6 May 2020 10:09:37 +0800 Message-ID: Subject: Re: [PATCH v4 0/3] Replace private domain with per-group default domain To: Lu Baolu Cc: Joerg Roedel , "Raj, Ashok" , jacob.jun.pan@linux.intel.com, "Tian, Kevin" , Sai Praneeth Prakhya , iommu@lists.linux-foundation.org, Linux Kernel , Derrick Jonathan , Jerry Snitselaar , Robin Murphy , Christoph Hellwig Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, May 6, 2020 at 10:03 AM Lu Baolu wrote: > https://lkml.org/lkml/2020/4/14/616 > [This has been applied in iommu/next.] > > Hence, there is no need to keep the private domain implementation > in the Intel IOMMU driver. This patch series aims to remove it. I applied these patches on top of Joerg's branch and confirmed that they fix the issue discussed in the thread: [PATCH v2] iommu/vt-d: consider real PCI device when checking if mapping is needed (the patch there is no longer needed) Tested-by: Daniel Drake Thanks!