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=-10.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT 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 C317EC433E0 for ; Wed, 1 Jul 2020 15:27:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A81B420760 for ; Wed, 1 Jul 2020 15:27:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732066AbgGAP1v (ORCPT ); Wed, 1 Jul 2020 11:27:51 -0400 Received: from mga17.intel.com ([192.55.52.151]:54824 "EHLO mga17.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732001AbgGAP1Z (ORCPT ); Wed, 1 Jul 2020 11:27:25 -0400 IronPort-SDR: sesyluKdx3UTorKkoLSOA47okCs+b8uKYCwocJu+ZuZNnfo+9ce2D2iXHE6PnVm73V5M6gAt6w JfqW1O8nnqhg== X-IronPort-AV: E=McAfee;i="6000,8403,9668"; a="126699715" X-IronPort-AV: E=Sophos;i="5.75,300,1589266800"; d="scan'208";a="126699715" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga002.jf.intel.com ([10.7.209.21]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Jul 2020 08:27:22 -0700 IronPort-SDR: o6Sl+l5eihHnFW386J38UEz47viTG8vYO4IEfA/SDBbA4F1hMjd8YEBCS+orLRWVXZRzNESa+U JtjMt0u9LxCg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.75,300,1589266800"; d="scan'208";a="295591641" Received: from jacob-builder.jf.intel.com ([10.7.199.155]) by orsmga002.jf.intel.com with ESMTP; 01 Jul 2020 08:27:22 -0700 From: Jacob Pan To: iommu@lists.linux-foundation.org, LKML , "Lu Baolu" , Joerg Roedel , David Woodhouse Cc: Yi Liu , "Tian, Kevin" , Raj Ashok , Eric Auger , Jacob Pan Subject: [PATCH v3 1/7] iommu/vt-d: Enforce PASID devTLB field mask Date: Wed, 1 Jul 2020 08:33:50 -0700 Message-Id: <1593617636-79385-2-git-send-email-jacob.jun.pan@linux.intel.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1593617636-79385-1-git-send-email-jacob.jun.pan@linux.intel.com> References: <1593617636-79385-1-git-send-email-jacob.jun.pan@linux.intel.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Liu Yi L Set proper masks to avoid invalid input spillover to reserved bits. Acked-by: Lu Baolu Signed-off-by: Liu Yi L Signed-off-by: Jacob Pan --- include/linux/intel-iommu.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/include/linux/intel-iommu.h b/include/linux/intel-iommu.h index 4100bd224f5c..729386ca8122 100644 --- a/include/linux/intel-iommu.h +++ b/include/linux/intel-iommu.h @@ -380,8 +380,8 @@ enum { #define QI_DEV_EIOTLB_ADDR(a) ((u64)(a) & VTD_PAGE_MASK) #define QI_DEV_EIOTLB_SIZE (((u64)1) << 11) -#define QI_DEV_EIOTLB_GLOB(g) ((u64)g) -#define QI_DEV_EIOTLB_PASID(p) (((u64)p) << 32) +#define QI_DEV_EIOTLB_GLOB(g) ((u64)(g) & 0x1) +#define QI_DEV_EIOTLB_PASID(p) ((u64)((p) & 0xfffff) << 32) #define QI_DEV_EIOTLB_SID(sid) ((u64)((sid) & 0xffff) << 16) #define QI_DEV_EIOTLB_QDEP(qd) ((u64)((qd) & 0x1f) << 4) #define QI_DEV_EIOTLB_PFSID(pfsid) (((u64)(pfsid & 0xf) << 12) | \ -- 2.7.4