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From: Vitaly Kuznetsov <vkuznets@redhat.com>
To: kvm@vger.kernel.org, Paolo Bonzini <pbonzini@redhat.com>,
	Anirudh Rayabharam <anrayabh@linux.microsoft.com>
Cc: Sean Christopherson <seanjc@google.com>,
	Wanpeng Li <wanpengli@tencent.com>,
	Jim Mattson <jmattson@google.com>,
	linux-hyperv@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH RFC v1 2/5] x86/hyperv: Update 'struct hv_enlightened_vmcs' definition
Date: Wed, 15 Jun 2022 14:49:12 +0200	[thread overview]
Message-ID: <20220615124915.3068295-3-vkuznets@redhat.com> (raw)
In-Reply-To: <20220615124915.3068295-1-vkuznets@redhat.com>

Updated Hyper-V Enlightened VMCS specification lists several new
fields for the following features:

- PerfGlobalCtrl
- EnclsExitingBitmap
- Tsc Scaling
- GuestLbrCtl
- CET
- SSP

Update the definition.

Note: The latest TLFS is available at
https://docs.microsoft.com/en-us/virtualization/hyper-v-on-windows/tlfs/tlfs

Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
---
 arch/x86/include/asm/hyperv-tlfs.h | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

diff --git a/arch/x86/include/asm/hyperv-tlfs.h b/arch/x86/include/asm/hyperv-tlfs.h
index 6f0acc45e67a..fd334e8defb7 100644
--- a/arch/x86/include/asm/hyperv-tlfs.h
+++ b/arch/x86/include/asm/hyperv-tlfs.h
@@ -559,9 +559,20 @@ struct hv_enlightened_vmcs {
 	u64 partition_assist_page;
 	u64 padding64_4[4];
 	u64 guest_bndcfgs;
-	u64 padding64_5[7];
+	u64 guest_ia32_perf_global_ctrl;
+	u64 guest_ia32_s_cet;
+	u64 guest_ssp;
+	u64 guest_ia32_int_ssp_table_addr;
+	u64 guest_ia32_lbr_ctl;
+	u64 padding64_5[2];
 	u64 xss_exit_bitmap;
-	u64 padding64_6[7];
+	u64 host_ia32_perf_global_ctrl;
+	u64 encls_exiting_bitmap;
+	u64 tsc_multiplier;
+	u64 host_ia32_s_cet;
+	u64 host_ssp;
+	u64 host_ia32_int_ssp_table_addr;
+	u64 padding64_6;
 } __packed;
 
 #define HV_VMX_ENLIGHTENED_CLEAN_FIELD_NONE			0
-- 
2.35.3


  parent reply	other threads:[~2022-06-15 12:50 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-06-15 12:49 [PATCH RFC v1 0/5] KVM: VMX: Support TscScaling and EnclsExitingBitmap whith eVMCS Vitaly Kuznetsov
2022-06-15 12:49 ` [PATCH RFC v1 1/5] x86/hyperv: Fix 'struct hv_enlightened_vmcs' definition Vitaly Kuznetsov
2022-06-15 12:49 ` Vitaly Kuznetsov [this message]
2022-06-15 12:49 ` [PATCH RFC v1 3/5] KVM: VMX: Define VMCS-to-EVMCS conversion for the new fields Vitaly Kuznetsov
2022-06-15 12:49 ` [PATCH RFC v1 4/5] KVM: nVMX: Support several new fields in eVMCSv1 Vitaly Kuznetsov
2022-06-15 12:49 ` [PATCH RFC v1 5/5] KVM: VMX: Support TSC scaling with enlightened VMCS Vitaly Kuznetsov

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