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=-7.2 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_PASS,URIBL_BLOCKED,USER_AGENT_MUTT 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 32871C67839 for ; Thu, 13 Dec 2018 14:17:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E0AEE20870 for ; Thu, 13 Dec 2018 14:17:58 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="YsXPSAlo" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E0AEE20870 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-pci-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727707AbeLMOR6 (ORCPT ); Thu, 13 Dec 2018 09:17:58 -0500 Received: from bombadil.infradead.org ([198.137.202.133]:41838 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727618AbeLMOR6 (ORCPT ); Thu, 13 Dec 2018 09:17:58 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=In-Reply-To:Content-Type:MIME-Version :References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=6vwhY13VjviJ/1byR6DWtc/nHp80B+kTdS/xVesDaLc=; b=YsXPSAloHhVnjrTDQBfFc+mK/ izWe6aoivWOhPqY60UwNpvA9KRdQuVyo2PjUMDYbCvgN0VNBJ5f1T3iR/TkvGxt3A0ozY9ya2FGZ9 zJbXLrZ297lRfCzBSaqDk64SRsnmJBxJSE57wLZ0k3HTPchAcTEgFITJ06uUMZYMNQiLKl2nqig2b rbA+4qi6aICGgNuePfF06AmvTeok/SgJfKiKKVpeQm+PTGgNYeUoksW1eCl594jECsFilbwJK2x8+ xR3ER/2pczaGnC7u9vO4tiuxAMRD2hzCHJZDJKibVCbz0TSCsKKpPim05JnfnJPoMs4F5RXoEo6Ch bvG809crw==; Received: from hch by bombadil.infradead.org with local (Exim 4.90_1 #2 (Red Hat Linux)) id 1gXRoA-0006aS-Ff; Thu, 13 Dec 2018 14:17:46 +0000 Date: Thu, 13 Dec 2018 06:17:46 -0800 From: Christoph Hellwig To: Jean-Philippe Brucker Cc: Joerg Roedel , Mark Rutland , "virtio-dev@lists.oasis-open.org" , "kevin.tian@intel.com" , "tnowicki@caviumnetworks.com" , "mst@redhat.com" , Marc Zyngier , "linux-pci@vger.kernel.org" , "jasowang@redhat.com" , Will Deacon , Robin Murphy , "virtualization@lists.linux-foundation.org" , "iommu@lists.linux-foundation.org" , "robh+dt@kernel.org" , "bhelgaas@google.com" , "frowand.list@gmail.com" , "kvmarm@lists.cs.columbia.edu" , "devicetree@vger.kernel.org" Subject: Re: [PATCH v6 0/7] Add virtio-iommu driver Message-ID: <20181213141746.GA19757@infradead.org> References: <20181211182104.18241-1-jean-philippe.brucker@arm.com> <20181212103545.GV16835@8bytes.org> <9110873f-d344-b6b9-c722-9accfc329db2@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <9110873f-d344-b6b9-c722-9accfc329db2@arm.com> User-Agent: Mutt/1.9.2 (2017-12-15) X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org On Thu, Dec 13, 2018 at 12:50:29PM +0000, Jean-Philippe Brucker wrote: > * DMA ops for x86 (see "HACK" commit). I'd like to use dma-iommu but I'm > not sure how to implement the glue that sets dma_ops properly. http://git.infradead.org/users/hch/misc.git/shortlog/refs/heads/dma-iommu-ops