From patchwork Fri Dec 12 15:14:44 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Wu, Feng" X-Patchwork-Id: 5483441 Return-Path: X-Original-To: patchwork-kvm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 3942F9F1D4 for ; Fri, 12 Dec 2014 15:32:34 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 6C7822017D for ; Fri, 12 Dec 2014 15:32:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9FE0D20103 for ; Fri, 12 Dec 2014 15:32:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030387AbaLLPZe (ORCPT ); Fri, 12 Dec 2014 10:25:34 -0500 Received: from mga02.intel.com ([134.134.136.20]:36405 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1030356AbaLLPZ3 (ORCPT ); Fri, 12 Dec 2014 10:25:29 -0500 Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga101.jf.intel.com with ESMTP; 12 Dec 2014 07:25:29 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.07,564,1413270000"; d="scan'208";a="622807253" Received: from unknown (HELO wf-hsw-desktop.bj.intel.com) ([10.238.154.85]) by orsmga001.jf.intel.com with ESMTP; 12 Dec 2014 07:25:25 -0800 From: Feng Wu To: tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, x86@kernel.org, gleb@kernel.org, pbonzini@redhat.com, dwmw2@infradead.org, joro@8bytes.org, alex.williamson@redhat.com, jiang.liu@linux.intel.com Cc: eric.auger@linaro.org, linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org, kvm@vger.kernel.org, Feng Wu Subject: [v3 10/26] KVM: change struct pi_desc for VT-d Posted-Interrupts Date: Fri, 12 Dec 2014 23:14:44 +0800 Message-Id: <1418397300-10870-11-git-send-email-feng.wu@intel.com> X-Mailer: git-send-email 1.7.1 In-Reply-To: <1418397300-10870-1-git-send-email-feng.wu@intel.com> References: <1418397300-10870-1-git-send-email-feng.wu@intel.com> Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Change struct pi_desc for VT-d Posted-Interrupts. Signed-off-by: Feng Wu --- arch/x86/kvm/vmx.c | 15 +++++++++++++-- 1 file changed, 13 insertions(+), 2 deletions(-) diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index 3e556c6..abdb84f 100644 --- a/arch/x86/kvm/vmx.c +++ b/arch/x86/kvm/vmx.c @@ -411,8 +411,19 @@ struct nested_vmx { /* Posted-Interrupt Descriptor */ struct pi_desc { u32 pir[8]; /* Posted interrupt requested */ - u32 control; /* bit 0 of control is outstanding notification bit */ - u32 rsvd[7]; + union { + struct { + u64 on : 1, + sn : 1, + rsvd_1 : 13, + ndm : 1, + nv : 8, + rsvd_2 : 8, + ndst : 32; + }; + u64 control; + }; + u32 rsvd[6]; } __aligned(64); static bool pi_test_and_set_on(struct pi_desc *pi_desc)