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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9F8AFC001DD for ; Thu, 13 Jul 2023 04:34:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233549AbjGMEet (ORCPT ); Thu, 13 Jul 2023 00:34:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40482 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233584AbjGMEeo (ORCPT ); Thu, 13 Jul 2023 00:34:44 -0400 Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0362012F; Wed, 12 Jul 2023 21:34:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1689222884; x=1720758884; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=wqmFSfNFiLpHxGf4UqAgLc6Gm83K5eey8IZvYJAOyWs=; b=VEv1AY5KjRwIjgaryNQ8/eCovig0PBjtc004tG8G21r5TYqev0MoL/as uTzYEUG2Z1Cx+fagEkqe4/lDSOC9nQccpbfR5jz1GdOPhHUero/8jqNXM JlKdy3glUNX4612TzNO0lV1Cska1hNrLiEtSIjbT8K/VDIm0kNFhvueO5 0OKvLvrBbBJlkLe7gkzjfxthW5i9EuZw8l25gRtP7sh9LUw9gILAa+IQt /Q+8zwuVR+yXGEatphgoOYn4mP+lp5S2S4joEuj8k7xTNgR00p/OVK6DH 7z4lh9v12dgOof68Wlju4VT/+hvWOZcQzk6QC2rWTKKmfQsHRnqAvcvpv w==; X-IronPort-AV: E=McAfee;i="6600,9927,10769"; a="344677960" X-IronPort-AV: E=Sophos;i="6.01,201,1684825200"; d="scan'208";a="344677960" Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Jul 2023 21:34:43 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10769"; a="866400203" X-IronPort-AV: E=Sophos;i="6.01,201,1684825200"; d="scan'208";a="866400203" Received: from allen-box.sh.intel.com ([10.239.159.127]) by fmsmga001.fm.intel.com with ESMTP; 12 Jul 2023 21:34:40 -0700 From: Lu Baolu To: Jason Gunthorpe , Kevin Tian , Joerg Roedel , Will Deacon , Robin Murphy , Alex Williamson , Nicolin Chen Cc: iommu@lists.linux.dev, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, Lu Baolu Subject: [PATCH v2 0/2] Prevent RESV_DIRECT devices from user assignment Date: Thu, 13 Jul 2023 12:32:46 +0800 Message-Id: <20230713043248.41315-1-baolu.lu@linux.intel.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org These are follow-up patches on this discussion: https://lore.kernel.org/linux-iommu/BN9PR11MB5276E84229B5BD952D78E9598C639@BN9PR11MB5276.namprd11.prod.outlook.com I just summarized the ideas and code into a real patch series. Please help to review and merge. Change log: v2: - Move "pg_size == 0" check out of the loop. - Rebase on the top of v6.5-rc1. v1: https://lore.kernel.org/linux-iommu/20230607035145.343698-1-baolu.lu@linux.intel.com/ Best regards, baolu Lu Baolu (2): iommu: Prevent RESV_DIRECT devices from blocking domains iommu/vt-d: Remove rmrr check in domain attaching device path include/linux/iommu.h | 2 ++ drivers/iommu/intel/iommu.c | 58 ------------------------------------- drivers/iommu/iommu.c | 37 ++++++++++++++++------- 3 files changed, 29 insertions(+), 68 deletions(-) -- 2.34.1