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=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 EC247C18E5A for ; Tue, 10 Mar 2020 10:58:20 +0000 (UTC) Received: from silver.osuosl.org (smtp3.osuosl.org [140.211.166.136]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id C065E21D7E for ; Tue, 10 Mar 2020 10:58:20 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C065E21D7E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=8bytes.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from localhost (localhost [127.0.0.1]) by silver.osuosl.org (Postfix) with ESMTP id 9374C2044F; Tue, 10 Mar 2020 10:58:20 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from silver.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 38YIyWnZz1mt; Tue, 10 Mar 2020 10:58:19 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by silver.osuosl.org (Postfix) with ESMTP id 9AA01203BE; Tue, 10 Mar 2020 10:58:19 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id 80A81C07FE; Tue, 10 Mar 2020 10:58:19 +0000 (UTC) Received: from whitealder.osuosl.org (smtp1.osuosl.org [140.211.166.138]) by lists.linuxfoundation.org (Postfix) with ESMTP id D40C9C0177 for ; Tue, 10 Mar 2020 10:58:18 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by whitealder.osuosl.org (Postfix) with ESMTP id BC72A882EA for ; Tue, 10 Mar 2020 10:58:18 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from whitealder.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 1+5RzGnAVvG0 for ; Tue, 10 Mar 2020 10:58:18 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from theia.8bytes.org (8bytes.org [81.169.241.247]) by whitealder.osuosl.org (Postfix) with ESMTPS id 193E7883BF for ; Tue, 10 Mar 2020 10:58:18 +0000 (UTC) Received: by theia.8bytes.org (Postfix, from userid 1000) id 73287364; Tue, 10 Mar 2020 11:58:15 +0100 (CET) Date: Tue, 10 Mar 2020 11:58:14 +0100 From: Joerg Roedel To: Christoph Hellwig Subject: Re: [PATCH 3/6] iommu/vt-d: Don't force 32bit devices to uses DMA domain Message-ID: <20200310105813.GE3794@8bytes.org> References: <20200307062014.3288-1-baolu.lu@linux.intel.com> <20200307062014.3288-4-baolu.lu@linux.intel.com> <20200307142144.GB26190@lst.de> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200307142144.GB26190@lst.de> User-Agent: Mutt/1.10.1 (2018-07-13) Cc: kevin.tian@intel.com, ashok.raj@intel.com, linux-kernel@vger.kernel.org, Daniel Drake , iommu@lists.linux-foundation.org, Robin Murphy , Derrick Jonathan X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" On Sat, Mar 07, 2020 at 03:21:44PM +0100, Christoph Hellwig wrote: > Can we add a new AUTO domain which will allow using the identity > mapping when available? That somewhat matches the existing x86 > default, and also what powerpc does. I have a series to lift > that bypass mode into the core dma-mapping code that I need > to repost, which I think would be suitable for intel-iommu as well. Please Cc me on that series when you re-post it. Thanks, Joerg _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu