Messages in this thread Patch in this message | | | From | Wenyao Hai <> | Subject | [PATCH] KVM: VMX: Reduce redundant call and simplify code | Date | Fri, 31 Mar 2023 15:19:29 +0800 |
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Use vcpu->arch.pat = data instead of kvm_set_msr_common() to simplify code, avoid redundant judgements.
Signed-off-by: Wenyao Hai <haiwenyao@uniontech.com> --- arch/x86/kvm/vmx/vmx.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-)
diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c index d2d6e1b6c788..abeeea21c8ef 100644 --- a/arch/x86/kvm/vmx/vmx.c +++ b/arch/x86/kvm/vmx/vmx.c @@ -2320,12 +2320,10 @@ static int vmx_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr_info) get_vmcs12(vcpu)->vm_exit_controls & VM_EXIT_SAVE_IA32_PAT) get_vmcs12(vcpu)->guest_ia32_pat = data; - if (vmcs_config.vmentry_ctrl & VM_ENTRY_LOAD_IA32_PAT) { + if (vmcs_config.vmentry_ctrl & VM_ENTRY_LOAD_IA32_PAT) vmcs_write64(GUEST_IA32_PAT, data); - vcpu->arch.pat = data; - break; - } - ret = kvm_set_msr_common(vcpu, msr_info); + + vcpu->arch.pat = data; break; case MSR_IA32_MCG_EXT_CTL: if ((!msr_info->host_initiated && -- 2.25.1
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