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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>,
	Sean Christopherson <seanjc@google.com>
Cc: Wanpeng Li <wanpengli@tencent.com>,
	Jim Mattson <jmattson@google.com>,
	Maxim Levitsky <mlevitsk@redhat.com>,
	linux-hyperv@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH RFC v1 04/10] KVM: VMX: Add missing VMEXIT controls to vmcs_config
Date: Wed, 22 Jun 2022 18:44:26 +0200	[thread overview]
Message-ID: <20220622164432.194640-5-vkuznets@redhat.com> (raw)
In-Reply-To: <20220622164432.194640-1-vkuznets@redhat.com>

Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
---
 arch/x86/kvm/vmx/vmx.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c
index 4583de7f0324..829d66ab6956 100644
--- a/arch/x86/kvm/vmx/vmx.c
+++ b/arch/x86/kvm/vmx/vmx.c
@@ -2582,8 +2582,11 @@ static __init int setup_vmcs_config(struct vmcs_config *vmcs_conf,
 	min |= VM_EXIT_HOST_ADDR_SPACE_SIZE;
 #endif
 	opt = VM_EXIT_LOAD_IA32_PERF_GLOBAL_CTRL |
+	      VM_EXIT_SAVE_IA32_PAT |
 	      VM_EXIT_LOAD_IA32_PAT |
+	      VM_EXIT_SAVE_IA32_EFER |
 	      VM_EXIT_LOAD_IA32_EFER |
+	      VM_EXIT_SAVE_VMX_PREEMPTION_TIMER |
 	      VM_EXIT_CLEAR_BNDCFGS |
 	      VM_EXIT_PT_CONCEAL_PIP |
 	      VM_EXIT_CLEAR_IA32_RTIT_CTL;
@@ -4246,6 +4249,9 @@ static u32 vmx_vmexit_ctrl(void)
 {
 	u32 vmexit_ctrl = vmcs_config.vmexit_ctrl;
 
+	vmexit_ctrl &= ~(VM_EXIT_SAVE_IA32_PAT | VM_EXIT_SAVE_IA32_EFER |
+			 VM_EXIT_SAVE_VMX_PREEMPTION_TIMER);
+
 	if (vmx_pt_mode_is_system())
 		vmexit_ctrl &= ~(VM_EXIT_PT_CONCEAL_PIP |
 				 VM_EXIT_CLEAR_IA32_RTIT_CTL);
-- 
2.35.3


  parent reply	other threads:[~2022-06-22 16:45 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-06-22 16:44 [PATCH RFC v1 00/10] KVM: nVMX: Use vmcs_config for setting up nested VMX MSRs Vitaly Kuznetsov
2022-06-22 16:44 ` [PATCH RFC v1 01/10] KVM: VMX: Move CPU_BASED_CR8_{LOAD,STORE}_EXITING filtering out of setup_vmcs_config() Vitaly Kuznetsov
2022-06-24  0:09   ` Sean Christopherson
2022-06-22 16:44 ` [PATCH RFC v1 02/10] KVM: VMX: Add missing CPU based VM execution controls to vmcs_config Vitaly Kuznetsov
2022-06-24  0:12   ` Sean Christopherson
2022-06-27 15:12     ` Vitaly Kuznetsov
2022-06-22 16:44 ` [PATCH RFC v1 03/10] KVM: VMX: Move CPU_BASED_{CR3_LOAD,CR3_STORE,INVLPG}_EXITING filtering out of setup_vmcs_config() Vitaly Kuznetsov
2022-06-24  0:04   ` Sean Christopherson
2022-06-22 16:44 ` Vitaly Kuznetsov [this message]
2022-06-22 16:44 ` [PATCH RFC v1 05/10] KVM: VMX: Add missing VMENTRY controls to vmcs_config Vitaly Kuznetsov
2022-06-22 16:44 ` [PATCH RFC v1 06/10] KVM: nVMX: Use sanitized allowed-1 bits for VMX control MSRs Vitaly Kuznetsov
2022-07-03  9:01   ` [KVM] 4ce471284f: kvm-unit-tests.vmx_pf_vpid_test.fail kernel test robot
2022-06-22 16:44 ` [PATCH RFC v1 07/10] KVM: VMX: Store required-1 VMX controls in vmcs_config Vitaly Kuznetsov
2022-06-22 16:44 ` [PATCH RFC v1 08/10] KVM: nVMX: Use sanitized required-1 bits for VMX control MSRs Vitaly Kuznetsov
2022-06-22 16:44 ` [PATCH RFC v1 09/10] KVM: VMX: Cache MSR_IA32_VMX_MISC in vmcs_config Vitaly Kuznetsov
2022-06-22 16:44 ` [PATCH RFC v1 10/10] KVM: nVMX: Use cached host MSR_IA32_VMX_MISC value for setting up nested MSR Vitaly Kuznetsov
2022-06-24  0:31 ` [PATCH RFC v1 00/10] KVM: nVMX: Use vmcs_config for setting up nested VMX MSRs Sean Christopherson
2022-06-27 16:06   ` Vitaly Kuznetsov

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