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=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, 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 73BE3C43331 for ; Mon, 30 Mar 2020 23:19:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4225120409 for ; Mon, 30 Mar 2020 23:19:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729376AbgC3XTk (ORCPT ); Mon, 30 Mar 2020 19:19:40 -0400 Received: from mga18.intel.com ([134.134.136.126]:65221 "EHLO mga18.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728880AbgC3XTk (ORCPT ); Mon, 30 Mar 2020 19:19:40 -0400 IronPort-SDR: F6XdNkQ5Jv2msHvS2VnTj8RqMcziqmVEXjrv4TGS1f4kl/jhlejNtSjBiNZ6uNaJATu/7noGPz b9645O/wKFCw== X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga003.jf.intel.com ([10.7.209.27]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Mar 2020 16:19:39 -0700 IronPort-SDR: XqEVJd/kWbEn0s8VDVUm9de+vtDVNtM5MACvHVdcc6uljs6sq9tiErwaXHEmp/e2N1OF9Vi0RE T+GWPhlNNZPA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.72,326,1580803200"; d="scan'208";a="248867857" Received: from jacob-builder.jf.intel.com ([10.7.199.155]) by orsmga003.jf.intel.com with ESMTP; 30 Mar 2020 16:19:39 -0700 From: Jacob Pan To: iommu@lists.linux-foundation.org, LKML , Joerg Roedel , David Woodhouse , "Lu Baolu" Cc: Raj Ashok , Jacob Pan , Eric Auger Subject: [PATCH] iommu/vt-d: Fix PASID cache flush Date: Mon, 30 Mar 2020 16:25:25 -0700 Message-Id: <1585610725-78316-1-git-send-email-jacob.jun.pan@linux.intel.com> X-Mailer: git-send-email 2.7.4 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org PASID cache type and shift of granularity bits are missing in the current code. Fixes: 6f7db75e1c46 ("iommu/vt-d: Add second level page table interface") Cc: Eric Auger Signed-off-by: Jacob Pan --- drivers/iommu/intel-pasid.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/iommu/intel-pasid.c b/drivers/iommu/intel-pasid.c index 22b30f10b396..57d05b0fbafc 100644 --- a/drivers/iommu/intel-pasid.c +++ b/drivers/iommu/intel-pasid.c @@ -365,7 +365,8 @@ pasid_cache_invalidation_with_pasid(struct intel_iommu *iommu, { struct qi_desc desc; - desc.qw0 = QI_PC_DID(did) | QI_PC_PASID_SEL | QI_PC_PASID(pasid); + desc.qw0 = QI_PC_DID(did) | QI_PC_GRAN(QI_PC_PASID_SEL) | + QI_PC_PASID(pasid) | QI_PC_TYPE; desc.qw1 = 0; desc.qw2 = 0; desc.qw3 = 0; -- 2.7.4