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=-5.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 86FC3C4CED0 for ; Mon, 23 Sep 2019 20:31:08 +0000 (UTC) Received: from mail.linuxfoundation.org (mail.linuxfoundation.org [140.211.169.12]) (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 57B6920673 for ; Mon, 23 Sep 2019 20:31:08 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 57B6920673 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from mail.linux-foundation.org (localhost [127.0.0.1]) by mail.linuxfoundation.org (Postfix) with ESMTP id 2721F13AA; Mon, 23 Sep 2019 20:31:08 +0000 (UTC) Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id 67B5B13A6 for ; Mon, 23 Sep 2019 20:31:06 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by smtp1.linuxfoundation.org (Postfix) with ESMTPS id 8D7E5102 for ; Mon, 23 Sep 2019 20:31:03 +0000 (UTC) X-Amp-Result: UNKNOWN X-Amp-Original-Verdict: FILE UNKNOWN X-Amp-File-Uploaded: False Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga101.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 23 Sep 2019 13:31:03 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.64,541,1559545200"; d="scan'208";a="363749806" Received: from araj-mobl1.jf.intel.com ([10.24.10.67]) by orsmga005.jf.intel.com with ESMTP; 23 Sep 2019 13:31:02 -0700 Date: Mon, 23 Sep 2019 13:31:02 -0700 From: "Raj, Ashok" To: Lu Baolu Subject: Re: [RFC PATCH 2/4] iommu/vt-d: Add first level page table interfaces Message-ID: <20190923203102.GB21816@araj-mobl1.jf.intel.com> References: <20190923122454.9888-1-baolu.lu@linux.intel.com> <20190923122454.9888-3-baolu.lu@linux.intel.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20190923122454.9888-3-baolu.lu@linux.intel.com> User-Agent: Mutt/1.9.1 (2017-09-22) Cc: kevin.tian@intel.com, Yi Sun , Ashok Raj , kvm@vger.kernel.org, sanjay.k.kumar@intel.com, yi.y.sun@intel.com, iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org, Alex Williamson , David Woodhouse X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.12 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 Sender: iommu-bounces@lists.linux-foundation.org Errors-To: iommu-bounces@lists.linux-foundation.org On Mon, Sep 23, 2019 at 08:24:52PM +0800, Lu Baolu wrote: > This adds functions to manipulate first level page tables > which could be used by a scalale mode capable IOMMU unit. s/scalale/scalable > > intel_mmmap_range(domain, addr, end, phys_addr, prot) Maybe think of a different name..? mmmap seems a bit weird :-) > - Map an iova range of [addr, end) to the physical memory > started at @phys_addr with the @prot permissions. > > intel_mmunmap_range(domain, addr, end) > - Tear down the map of an iova range [addr, end). A page > list will be returned which will be freed after iotlb > flushing. > > Cc: Ashok Raj > Cc: Jacob Pan > Cc: Kevin Tian > Cc: Liu Yi L > Cc: Yi Sun > Signed-off-by: Lu Baolu _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu