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=-5.3 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 524A2C43603 for ; Tue, 17 Dec 2019 10:28:12 +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 21CC820716 for ; Tue, 17 Dec 2019 10:28:12 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 21CC820716 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 E52E020014; Tue, 17 Dec 2019 10:28:11 +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 GJvonTOw4lb0; Tue, 17 Dec 2019 10:28:07 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by silver.osuosl.org (Postfix) with ESMTP id EB59D2001D; Tue, 17 Dec 2019 10:28:07 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id E1EA4C1AE8; Tue, 17 Dec 2019 10:28:07 +0000 (UTC) Received: from silver.osuosl.org (smtp3.osuosl.org [140.211.166.136]) by lists.linuxfoundation.org (Postfix) with ESMTP id F1445C077D for ; Tue, 17 Dec 2019 10:28:06 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by silver.osuosl.org (Postfix) with ESMTP id D3E352001D for ; Tue, 17 Dec 2019 10:28:06 +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 BEOB1SoQFAFl for ; Tue, 17 Dec 2019 10:28:05 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from theia.8bytes.org (8bytes.org [81.169.241.247]) by silver.osuosl.org (Postfix) with ESMTPS id 7611B20014 for ; Tue, 17 Dec 2019 10:28:05 +0000 (UTC) Received: by theia.8bytes.org (Postfix, from userid 1000) id DF6FE286; Tue, 17 Dec 2019 11:28:03 +0100 (CET) Date: Tue, 17 Dec 2019 11:28:02 +0100 From: Joerg Roedel To: Lu Baolu Subject: Re: [PATCH 1/1] iommu/vt-d: Fix dmar pte read access not set error Message-ID: <20191217102802.GO8689@8bytes.org> References: <20191211014015.7898-1-baolu.lu@linux.intel.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20191211014015.7898-1-baolu.lu@linux.intel.com> User-Agent: Mutt/1.10.1 (2018-07-13) Cc: kevin.tian@intel.com, ashok.raj@intel.com, linux-kernel@vger.kernel.org, stable@vger.kernel.org, iommu@lists.linux-foundation.org, jacob.jun.pan@intel.com, David Woodhouse 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 Wed, Dec 11, 2019 at 09:40:15AM +0800, Lu Baolu wrote: > If the default DMA domain of a group doesn't fit a device, it > will still sit in the group but use a private identity domain. > When map/unmap/iova_to_phys come through iommu API, the driver > should still serve them, otherwise, other devices in the same > group will be impacted. Since identity domain has been mapped > with the whole available memory space and RMRRs, we don't need > to worry about the impact on it. > > Link: https://www.spinics.net/lists/iommu/msg40416.html > Cc: Jerry Snitselaar > Reported-by: Jerry Snitselaar > Fixes: 942067f1b6b97 ("iommu/vt-d: Identify default domains replaced with private") > Cc: stable@vger.kernel.org # v5.3+ > Signed-off-by: Lu Baolu > --- > drivers/iommu/intel-iommu.c | 8 -------- > 1 file changed, 8 deletions(-) Applied for v5.5, thanks. _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu