From: Vitaly Kuznetsov <vkuznets@redhat.com>
To: kvm@vger.kernel.org, Paolo Bonzini <pbonzini@redhat.com>,
Sean Christopherson <seanjc@google.com>
Cc: Anirudh Rayabharam <anrayabh@linux.microsoft.com>,
Wanpeng Li <wanpengli@tencent.com>,
Jim Mattson <jmattson@google.com>,
Maxim Levitsky <mlevitsk@redhat.com>,
Nathan Chancellor <nathan@kernel.org>,
Michael Kelley <mikelley@microsoft.com>,
linux-hyperv@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH v5 04/26] KVM: VMX: Define VMCS-to-EVMCS conversion for the new fields
Date: Tue, 2 Aug 2022 18:07:34 +0200 [thread overview]
Message-ID: <20220802160756.339464-5-vkuznets@redhat.com> (raw)
In-Reply-To: <20220802160756.339464-1-vkuznets@redhat.com>
Enlightened VMCS v1 definition was updated with new fields, support
them in KVM by defining VMCS-to-EVMCS conversion.
Note: SSP, CET and Guest LBR features are not supported by KVM yet and
the corresponding fields are not defined in 'enum vmcs_field', leave
them commented out for now.
Reviewed-by: Maxim Levitsky <mlevitsk@redhat.com>
Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
---
arch/x86/kvm/vmx/evmcs.c | 26 ++++++++++++++++++++++++++
1 file changed, 26 insertions(+)
diff --git a/arch/x86/kvm/vmx/evmcs.c b/arch/x86/kvm/vmx/evmcs.c
index 6a61b1ae7942..8bea5dea0341 100644
--- a/arch/x86/kvm/vmx/evmcs.c
+++ b/arch/x86/kvm/vmx/evmcs.c
@@ -28,6 +28,8 @@ const struct evmcs_field vmcs_field_to_evmcs_1[] = {
HV_VMX_ENLIGHTENED_CLEAN_FIELD_HOST_GRP1),
EVMCS1_FIELD(HOST_IA32_EFER, host_ia32_efer,
HV_VMX_ENLIGHTENED_CLEAN_FIELD_HOST_GRP1),
+ EVMCS1_FIELD(HOST_IA32_PERF_GLOBAL_CTRL, host_ia32_perf_global_ctrl,
+ HV_VMX_ENLIGHTENED_CLEAN_FIELD_HOST_GRP1),
EVMCS1_FIELD(HOST_CR0, host_cr0,
HV_VMX_ENLIGHTENED_CLEAN_FIELD_HOST_GRP1),
EVMCS1_FIELD(HOST_CR3, host_cr3,
@@ -78,6 +80,8 @@ const struct evmcs_field vmcs_field_to_evmcs_1[] = {
HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP1),
EVMCS1_FIELD(GUEST_IA32_EFER, guest_ia32_efer,
HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP1),
+ EVMCS1_FIELD(GUEST_IA32_PERF_GLOBAL_CTRL, guest_ia32_perf_global_ctrl,
+ HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP1),
EVMCS1_FIELD(GUEST_PDPTR0, guest_pdptr0,
HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP1),
EVMCS1_FIELD(GUEST_PDPTR1, guest_pdptr1,
@@ -126,6 +130,28 @@ const struct evmcs_field vmcs_field_to_evmcs_1[] = {
HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP1),
EVMCS1_FIELD(XSS_EXIT_BITMAP, xss_exit_bitmap,
HV_VMX_ENLIGHTENED_CLEAN_FIELD_CONTROL_GRP2),
+ EVMCS1_FIELD(ENCLS_EXITING_BITMAP, encls_exiting_bitmap,
+ HV_VMX_ENLIGHTENED_CLEAN_FIELD_CONTROL_GRP2),
+ EVMCS1_FIELD(TSC_MULTIPLIER, tsc_multiplier,
+ HV_VMX_ENLIGHTENED_CLEAN_FIELD_CONTROL_GRP2),
+ /*
+ * Not used by KVM:
+ *
+ * EVMCS1_FIELD(0x00006828, guest_ia32_s_cet,
+ * HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP1),
+ * EVMCS1_FIELD(0x0000682A, guest_ssp,
+ * HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_BASIC),
+ * EVMCS1_FIELD(0x0000682C, guest_ia32_int_ssp_table_addr,
+ * HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP1),
+ * EVMCS1_FIELD(0x00002816, guest_ia32_lbr_ctl,
+ * HV_VMX_ENLIGHTENED_CLEAN_FIELD_GUEST_GRP1),
+ * EVMCS1_FIELD(0x00006C18, host_ia32_s_cet,
+ * HV_VMX_ENLIGHTENED_CLEAN_FIELD_HOST_GRP1),
+ * EVMCS1_FIELD(0x00006C1A, host_ssp,
+ * HV_VMX_ENLIGHTENED_CLEAN_FIELD_HOST_GRP1),
+ * EVMCS1_FIELD(0x00006C1C, host_ia32_int_ssp_table_addr,
+ * HV_VMX_ENLIGHTENED_CLEAN_FIELD_HOST_GRP1),
+ */
/* 64 bit read only */
EVMCS1_FIELD(GUEST_PHYSICAL_ADDRESS, guest_physical_address,
--
2.35.3
next prev parent reply other threads:[~2022-08-02 16:08 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-02 16:07 [PATCH v5 00/26] KVM: VMX: Support updated eVMCSv1 revision + use vmcs_config for L1 VMX MSRs Vitaly Kuznetsov
2022-08-02 16:07 ` [PATCH v5 01/26] KVM: x86: hyper-v: Expose access to debug MSRs in the partition privilege flags Vitaly Kuznetsov
2022-08-18 15:14 ` Sean Christopherson
2022-08-18 15:20 ` Vitaly Kuznetsov
2022-08-18 15:49 ` Sean Christopherson
2022-08-18 15:59 ` Vitaly Kuznetsov
2022-08-02 16:07 ` [PATCH v5 02/26] x86/hyperv: Fix 'struct hv_enlightened_vmcs' definition Vitaly Kuznetsov
2022-08-02 16:07 ` [PATCH v5 03/26] x86/hyperv: Update " Vitaly Kuznetsov
2022-08-18 15:21 ` Sean Christopherson
2022-08-18 15:29 ` Vitaly Kuznetsov
2022-08-18 17:57 ` Sean Christopherson
2022-08-22 9:18 ` Vitaly Kuznetsov
2022-08-22 15:55 ` Sean Christopherson
2022-08-22 16:21 ` Vitaly Kuznetsov
2022-08-22 17:01 ` Sean Christopherson
2022-08-22 17:46 ` Vitaly Kuznetsov
2022-08-22 18:32 ` Sean Christopherson
2022-08-23 7:33 ` Vitaly Kuznetsov
2022-08-23 15:00 ` Sean Christopherson
2022-08-23 15:31 ` Sean Christopherson
2022-08-23 16:54 ` Vitaly Kuznetsov
2022-08-23 20:16 ` Sean Christopherson
2022-08-22 16:13 ` Sean Christopherson
2022-08-22 16:24 ` Vitaly Kuznetsov
2022-08-02 16:07 ` Vitaly Kuznetsov [this message]
2022-08-02 16:07 ` [PATCH v5 05/26] KVM: nVMX: Support several new fields in eVMCSv1 Vitaly Kuznetsov
2022-08-02 16:07 ` [PATCH v5 06/26] KVM: x86: hyper-v: Cache HYPERV_CPUID_NESTED_FEATURES CPUID leaf Vitaly Kuznetsov
2022-08-02 16:07 ` [PATCH v5 07/26] KVM: selftests: Add ENCLS_EXITING_BITMAP{,HIGH} VMCS fields Vitaly Kuznetsov
2022-08-02 16:07 ` [PATCH v5 08/26] KVM: selftests: Switch to updated eVMCSv1 definition Vitaly Kuznetsov
2022-08-02 16:07 ` [PATCH v5 09/26] KVM: VMX: nVMX: Support TSC scaling and PERF_GLOBAL_CTRL with enlightened VMCS Vitaly Kuznetsov
2022-08-18 17:15 ` Sean Christopherson
2022-08-19 8:06 ` Vitaly Kuznetsov
2022-08-19 17:02 ` Sean Christopherson
2022-08-22 8:47 ` Vitaly Kuznetsov
2022-08-22 16:50 ` Sean Christopherson
2022-08-22 17:49 ` Vitaly Kuznetsov
2022-08-18 17:19 ` Sean Christopherson
2022-08-19 7:42 ` Vitaly Kuznetsov
2022-08-19 14:49 ` Sean Christopherson
2022-08-19 15:07 ` Vitaly Kuznetsov
2022-08-02 16:07 ` [PATCH v5 10/26] KVM: selftests: Enable TSC scaling in evmcs selftest Vitaly Kuznetsov
2022-08-02 16:07 ` [PATCH v5 11/26] KVM: VMX: Get rid of eVMCS specific VMX controls sanitization Vitaly Kuznetsov
2022-08-02 16:07 ` [PATCH v5 12/26] KVM: VMX: Check VM_ENTRY_IA32E_MODE in setup_vmcs_config() Vitaly Kuznetsov
2022-08-02 16:07 ` [PATCH v5 13/26] KVM: VMX: Check CPU_BASED_{INTR,NMI}_WINDOW_EXITING " Vitaly Kuznetsov
2022-08-02 16:07 ` [PATCH v5 14/26] KVM: VMX: Tweak the special handling of SECONDARY_EXEC_ENCLS_EXITING " Vitaly Kuznetsov
2022-08-02 16:07 ` [PATCH v5 15/26] KVM: VMX: Don't toggle VM_ENTRY_IA32E_MODE for 32-bit kernels/KVM Vitaly Kuznetsov
2022-08-02 16:07 ` [PATCH v5 16/26] KVM: VMX: Extend VMX controls macro shenanigans Vitaly Kuznetsov
2022-08-02 16:07 ` [PATCH v5 17/26] KVM: VMX: Move CPU_BASED_CR8_{LOAD,STORE}_EXITING filtering out of setup_vmcs_config() Vitaly Kuznetsov
2022-08-02 16:07 ` [PATCH v5 18/26] KVM: VMX: Add missing VMEXIT controls to vmcs_config Vitaly Kuznetsov
2022-08-02 16:07 ` [PATCH v5 19/26] KVM: VMX: Add missing CPU based VM execution " Vitaly Kuznetsov
2022-08-02 16:07 ` [PATCH v5 20/26] KVM: VMX: Adjust CR3/INVPLG interception for EPT=y at runtime, not setup Vitaly Kuznetsov
2022-08-02 16:07 ` [PATCH v5 21/26] KVM: x86: VMX: Replace some Intel model numbers with mnemonics Vitaly Kuznetsov
2022-08-02 16:07 ` [PATCH v5 22/26] KVM: VMX: Move LOAD_IA32_PERF_GLOBAL_CTRL errata handling out of setup_vmcs_config() Vitaly Kuznetsov
2022-08-18 17:49 ` Sean Christopherson
2022-08-19 7:48 ` Vitaly Kuznetsov
2022-08-02 16:07 ` [PATCH v5 23/26] KVM: nVMX: Always set required-1 bits of pinbased_ctls to PIN_BASED_ALWAYSON_WITHOUT_TRUE_MSR Vitaly Kuznetsov
2022-08-02 16:07 ` [PATCH v5 24/26] KVM: nVMX: Use sanitized allowed-1 bits for VMX control MSRs Vitaly Kuznetsov
2022-08-02 16:07 ` [PATCH v5 25/26] KVM: VMX: Cache MSR_IA32_VMX_MISC in vmcs_config Vitaly Kuznetsov
2022-08-02 16:07 ` [PATCH v5 26/26] KVM: nVMX: Use cached host MSR_IA32_VMX_MISC value for setting up nested MSR Vitaly Kuznetsov
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