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=-2.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, HK_RANDOM_FROM,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=no 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 4D2DCC433E0 for ; Fri, 29 May 2020 08:56:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2EEA4207F5 for ; Fri, 29 May 2020 08:56:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726735AbgE2Izv (ORCPT ); Fri, 29 May 2020 04:55:51 -0400 Received: from mga02.intel.com ([134.134.136.20]:46106 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725306AbgE2Izv (ORCPT ); Fri, 29 May 2020 04:55:51 -0400 IronPort-SDR: 8ex6SwceJnB4TZAx47LIO3i7So8Ew13I3c4EPKDOHuRfoiDV2fe5ZBejuVqhAYnskElO/3nv1G vXYHLawXBtPA== X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 29 May 2020 01:55:49 -0700 IronPort-SDR: Ul+ulAZFCXjFc9vftd+oM/y7uubCSqC0boFt6Dw0DI5xn9ovGP/gPLoIO7WZSRmYp1K1M7EiUS zmAvp/1lpnzA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.73,448,1583222400"; d="scan'208";a="311188287" Received: from lxy-dell.sh.intel.com ([10.239.159.21]) by FMSMGA003.fm.intel.com with ESMTP; 29 May 2020 01:55:47 -0700 From: Xiaoyao Li To: Paolo Bonzini , Sean Christopherson , kvm@vger.kernel.org Cc: Vitaly Kuznetsov , Jim Mattson , linux-kernel@vger.kernel.org, Xiaoyao Li Subject: [PATCH 0/6] Refactor handling flow of SET_CPUID* Date: Fri, 29 May 2020 16:55:39 +0800 Message-Id: <20200529085545.29242-1-xiaoyao.li@intel.com> X-Mailer: git-send-email 2.18.2 Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org This serial is the extended version of https://lkml.kernel.org/r/20200528151927.14346-1-xiaoyao.li@intel.com First two patches are bug fixing, and the other aim to refactor the flow of SET_CPUID* as: 1. cpuid check: check if userspace provides legal CPUID settings; 2. cpuid update: Update some special CPUID bits based on current vcpu state, e.g., OSXSAVE, OSPKE, ... 3. update KVM state: Update KVM states based on the final CPUID settings. Xiaoyao Li (6): KVM: X86: Reset vcpu->arch.cpuid_nent to 0 if SET_CPUID fails KVM: X86: Go on updating other CPUID leaves when leaf 1 is absent KVM: X86: Introduce kvm_check_cpuid() KVM: X86: Split kvm_update_cpuid() KVM: X86: Move kvm_x86_ops.cpuid_update() into kvm_update_state_based_on_cpuid() KVM: X86: Move kvm_apic_set_version() to kvm_update_state_based_on_cpuid() arch/x86/kvm/cpuid.c | 107 +++++++++++++++++++++++++++---------------- arch/x86/kvm/cpuid.h | 3 +- arch/x86/kvm/x86.c | 1 + 3 files changed, 70 insertions(+), 41 deletions(-) -- 2.18.2