[PATCH 5/5] KVM: nVMX: Simplify the initialization of nested_vmx_msrs

From: Chenyi Qiang
Date: Fri Aug 28 2020 - 04:54:45 EST


The nested VMX controls MSRs can be initialized by the global capability
values stored in vmcs_config.

Signed-off-by: Chenyi Qiang <chenyi.qiang@xxxxxxxxx>
Reviewed-by: Xiaoyao Li <xiaoyao.li@xxxxxxxxx>
---
arch/x86/kvm/vmx/vmx.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c
index f9664ccc003b..0c36cd664222 100644
--- a/arch/x86/kvm/vmx/vmx.c
+++ b/arch/x86/kvm/vmx/vmx.c
@@ -7019,8 +7019,7 @@ static int vmx_create_vcpu(struct kvm_vcpu *vcpu)
}

if (nested)
- nested_vmx_setup_ctls_msrs(&vmx->nested.msrs,
- vmx_capability.ept);
+ memcpy(&vmx->nested.msrs, &vmcs_config.nested, sizeof(vmx->nested.msrs));
else
memset(&vmx->nested.msrs, 0, sizeof(vmx->nested.msrs));

--
2.17.1