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=0.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,UPPERCASE_50_75 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 53F93FA3753 for ; Thu, 13 Sep 2018 17:35:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6F69821774 for ; Thu, 13 Sep 2018 17:05:35 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6F69821774 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728245AbeIMWPz (ORCPT ); Thu, 13 Sep 2018 18:15:55 -0400 Received: from mx1.redhat.com ([209.132.183.28]:58784 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728185AbeIMWPy (ORCPT ); Thu, 13 Sep 2018 18:15:54 -0400 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 10F8E308FB85; Thu, 13 Sep 2018 17:05:32 +0000 (UTC) Received: from vitty.brq.redhat.com (unknown [10.43.2.155]) by smtp.corp.redhat.com (Postfix) with ESMTP id A445A608E0; Thu, 13 Sep 2018 17:05:29 +0000 (UTC) From: Vitaly Kuznetsov To: kvm@vger.kernel.org Cc: Paolo Bonzini , =?UTF-8?q?Radim=20Kr=C4=8Dm=C3=A1=C5=99?= , Roman Kagan , "K. Y. Srinivasan" , Haiyang Zhang , Stephen Hemminger , "Michael Kelley (EOSG)" , Jim Mattson , Liran Alon , linux-kernel@vger.kernel.org Subject: [PATCH v5 02/12] KVM: VMX: refactor evmcs_sanitize_exec_ctrls() Date: Thu, 13 Sep 2018 19:05:12 +0200 Message-Id: <20180913170522.24876-3-vkuznets@redhat.com> In-Reply-To: <20180913170522.24876-1-vkuznets@redhat.com> References: <20180913170522.24876-1-vkuznets@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.43]); Thu, 13 Sep 2018 17:05:32 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Split off EVMCS1_UNSUPPORTED_* macros so we can re-use them when enabling Enlightened VMCS for Hyper-V on KVM. Signed-off-by: Vitaly Kuznetsov --- arch/x86/kvm/vmx.c | 108 +++++++++++++++++++++++------------------------------ 1 file changed, 47 insertions(+), 61 deletions(-) diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index 533a327372c8..3847bf6a8c35 100644 --- a/arch/x86/kvm/vmx.c +++ b/arch/x86/kvm/vmx.c @@ -1378,6 +1378,49 @@ DEFINE_STATIC_KEY_FALSE(enable_evmcs); #define KVM_EVMCS_VERSION 1 +/* + * Enlightened VMCSv1 doesn't support these: + * + * POSTED_INTR_NV = 0x00000002, + * GUEST_INTR_STATUS = 0x00000810, + * APIC_ACCESS_ADDR = 0x00002014, + * POSTED_INTR_DESC_ADDR = 0x00002016, + * EOI_EXIT_BITMAP0 = 0x0000201c, + * EOI_EXIT_BITMAP1 = 0x0000201e, + * EOI_EXIT_BITMAP2 = 0x00002020, + * EOI_EXIT_BITMAP3 = 0x00002022, + * GUEST_PML_INDEX = 0x00000812, + * PML_ADDRESS = 0x0000200e, + * VM_FUNCTION_CONTROL = 0x00002018, + * EPTP_LIST_ADDRESS = 0x00002024, + * VMREAD_BITMAP = 0x00002026, + * VMWRITE_BITMAP = 0x00002028, + * + * TSC_MULTIPLIER = 0x00002032, + * PLE_GAP = 0x00004020, + * PLE_WINDOW = 0x00004022, + * VMX_PREEMPTION_TIMER_VALUE = 0x0000482E, + * GUEST_IA32_PERF_GLOBAL_CTRL = 0x00002808, + * HOST_IA32_PERF_GLOBAL_CTRL = 0x00002c04, + * + * Currently unsupported in KVM: + * GUEST_IA32_RTIT_CTL = 0x00002814, + */ +#define EVMCS1_UNSUPPORTED_PINCTRL (PIN_BASED_POSTED_INTR | \ + PIN_BASED_VMX_PREEMPTION_TIMER) +#define EVMCS1_UNSUPPORTED_2NDEXEC \ + (SECONDARY_EXEC_VIRTUAL_INTR_DELIVERY | \ + SECONDARY_EXEC_VIRTUALIZE_APIC_ACCESSES | \ + SECONDARY_EXEC_APIC_REGISTER_VIRT | \ + SECONDARY_EXEC_ENABLE_PML | \ + SECONDARY_EXEC_ENABLE_VMFUNC | \ + SECONDARY_EXEC_SHADOW_VMCS | \ + SECONDARY_EXEC_TSC_SCALING | \ + SECONDARY_EXEC_PAUSE_LOOP_EXITING) +#define EVMCS1_UNSUPPORTED_VMEXIT_CTRL (VM_EXIT_LOAD_IA32_PERF_GLOBAL_CTRL) +#define EVMCS1_UNSUPPORTED_VMENTRY_CTRL (VM_ENTRY_LOAD_IA32_PERF_GLOBAL_CTRL) +#define EVMCS1_UNSUPPORTED_VMFUNC (VMX_VMFUNC_EPTP_SWITCHING) + #if IS_ENABLED(CONFIG_HYPERV) static bool __read_mostly enlightened_vmcs = true; module_param(enlightened_vmcs, bool, 0444); @@ -1470,69 +1513,12 @@ static void evmcs_load(u64 phys_addr) static void evmcs_sanitize_exec_ctrls(struct vmcs_config *vmcs_conf) { - /* - * Enlightened VMCSv1 doesn't support these: - * - * POSTED_INTR_NV = 0x00000002, - * GUEST_INTR_STATUS = 0x00000810, - * APIC_ACCESS_ADDR = 0x00002014, - * POSTED_INTR_DESC_ADDR = 0x00002016, - * EOI_EXIT_BITMAP0 = 0x0000201c, - * EOI_EXIT_BITMAP1 = 0x0000201e, - * EOI_EXIT_BITMAP2 = 0x00002020, - * EOI_EXIT_BITMAP3 = 0x00002022, - */ - vmcs_conf->pin_based_exec_ctrl &= ~PIN_BASED_POSTED_INTR; - vmcs_conf->cpu_based_2nd_exec_ctrl &= - ~SECONDARY_EXEC_VIRTUAL_INTR_DELIVERY; - vmcs_conf->cpu_based_2nd_exec_ctrl &= - ~SECONDARY_EXEC_VIRTUALIZE_APIC_ACCESSES; - vmcs_conf->cpu_based_2nd_exec_ctrl &= - ~SECONDARY_EXEC_APIC_REGISTER_VIRT; - - /* - * GUEST_PML_INDEX = 0x00000812, - * PML_ADDRESS = 0x0000200e, - */ - vmcs_conf->cpu_based_2nd_exec_ctrl &= ~SECONDARY_EXEC_ENABLE_PML; - - /* VM_FUNCTION_CONTROL = 0x00002018, */ - vmcs_conf->cpu_based_2nd_exec_ctrl &= ~SECONDARY_EXEC_ENABLE_VMFUNC; - - /* - * EPTP_LIST_ADDRESS = 0x00002024, - * VMREAD_BITMAP = 0x00002026, - * VMWRITE_BITMAP = 0x00002028, - */ - vmcs_conf->cpu_based_2nd_exec_ctrl &= ~SECONDARY_EXEC_SHADOW_VMCS; - - /* - * TSC_MULTIPLIER = 0x00002032, - */ - vmcs_conf->cpu_based_2nd_exec_ctrl &= ~SECONDARY_EXEC_TSC_SCALING; - - /* - * PLE_GAP = 0x00004020, - * PLE_WINDOW = 0x00004022, - */ - vmcs_conf->cpu_based_2nd_exec_ctrl &= ~SECONDARY_EXEC_PAUSE_LOOP_EXITING; + vmcs_conf->pin_based_exec_ctrl &= ~EVMCS1_UNSUPPORTED_PINCTRL; + vmcs_conf->cpu_based_2nd_exec_ctrl &= ~EVMCS1_UNSUPPORTED_2NDEXEC; - /* - * VMX_PREEMPTION_TIMER_VALUE = 0x0000482E, - */ - vmcs_conf->pin_based_exec_ctrl &= ~PIN_BASED_VMX_PREEMPTION_TIMER; + vmcs_conf->vmexit_ctrl &= ~EVMCS1_UNSUPPORTED_VMEXIT_CTRL; + vmcs_conf->vmentry_ctrl &= ~EVMCS1_UNSUPPORTED_VMENTRY_CTRL; - /* - * GUEST_IA32_PERF_GLOBAL_CTRL = 0x00002808, - * HOST_IA32_PERF_GLOBAL_CTRL = 0x00002c04, - */ - vmcs_conf->vmexit_ctrl &= ~VM_EXIT_LOAD_IA32_PERF_GLOBAL_CTRL; - vmcs_conf->vmentry_ctrl &= ~VM_ENTRY_LOAD_IA32_PERF_GLOBAL_CTRL; - - /* - * Currently unsupported in KVM: - * GUEST_IA32_RTIT_CTL = 0x00002814, - */ } /* check_ept_pointer() should be under protection of ept_pointer_lock. */ -- 2.14.4