KVM: x86: Rename cpuid_update() callback to vcpu_after_set_cpuid()

The name of callback cpuid_update() is misleading that it's not about
updating CPUID settings of vcpu but updating the configurations of vcpu
based on the CPUIDs. So rename it to vcpu_after_set_cpuid().
Signed-off-by: Xiaoyao Li <xiaoyao.li@intel.com>
Message-Id: <20200709043426.92712-5-xiaoyao.li@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

arch/x86/include/asm/kvm_host.h

@@ -1052,7 +1052,7 @@ struct kvm_x86_ops {
 	void (*hardware_unsetup)(void);
 	bool (*cpu_has_accelerated_tpr)(void);
 	bool (*has_emulated_msr)(u32 index);
-	void (*cpuid_update)(struct kvm_vcpu *vcpu);
+	void (*vcpu_after_set_cpuid)(struct kvm_vcpu *vcpu);
 
 	unsigned int vm_size;
 	int (*vm_init)(struct kvm *kvm);

arch/x86/kvm/cpuid.c

@@ -228,7 +228,7 @@ int kvm_vcpu_ioctl_set_cpuid(struct kvm_vcpu *vcpu,
 	}
 
 	cpuid_fix_nx_cap(vcpu);
-	kvm_x86_ops.cpuid_update(vcpu);
+	kvm_x86_ops.vcpu_after_set_cpuid(vcpu);
 	kvm_update_cpuid_runtime(vcpu);
 	kvm_vcpu_after_set_cpuid(vcpu);
 
@@ -257,7 +257,7 @@ int kvm_vcpu_ioctl_set_cpuid2(struct kvm_vcpu *vcpu,
 		goto out;
 	}
 
-	kvm_x86_ops.cpuid_update(vcpu);
+	kvm_x86_ops.vcpu_after_set_cpuid(vcpu);
 	kvm_update_cpuid_runtime(vcpu);
 	kvm_vcpu_after_set_cpuid(vcpu);
 out:

arch/x86/kvm/svm/svm.c

@@ -3550,7 +3550,7 @@ static u64 svm_get_mt_mask(struct kvm_vcpu *vcpu, gfn_t gfn, bool is_mmio)
 	return 0;
 }
 
-static void svm_cpuid_update(struct kvm_vcpu *vcpu)
+static void svm_vcpu_after_set_cpuid(struct kvm_vcpu *vcpu)
 {
 	struct vcpu_svm *svm = to_svm(vcpu);
 
@@ -4050,7 +4050,7 @@ static struct kvm_x86_ops svm_x86_ops __initdata = {
 
 	.get_exit_info = svm_get_exit_info,
 
-	.cpuid_update = svm_cpuid_update,
+	.vcpu_after_set_cpuid = svm_vcpu_after_set_cpuid,
 
 	.has_wbinvd_exit = svm_has_wbinvd_exit,
 

arch/x86/kvm/vmx/nested.c

@@ -6354,7 +6354,8 @@ void nested_vmx_setup_ctls_msrs(struct nested_vmx_msrs *msrs, u32 ept_caps)
 
 	/*
 	 * secondary cpu-based controls.  Do not include those that
-	 * depend on CPUID bits, they are added later by vmx_cpuid_update.
+	 * depend on CPUID bits, they are added later by
+	 * vmx_vcpu_after_set_cpuid.
 	 */
 	if (msrs->procbased_ctls_high & CPU_BASED_ACTIVATE_SECONDARY_CONTROLS)
 		rdmsr(MSR_IA32_VMX_PROCBASED_CTLS2,

arch/x86/kvm/vmx/vmx.c

@@ -7236,7 +7236,7 @@ static void update_intel_pt_cfg(struct kvm_vcpu *vcpu)
 		vmx->pt_desc.ctl_bitmask &= ~(0xfULL << (32 + i * 4));
 }
 
-static void vmx_cpuid_update(struct kvm_vcpu *vcpu)
+static void vmx_vcpu_after_set_cpuid(struct kvm_vcpu *vcpu)
 {
 	struct vcpu_vmx *vmx = to_vmx(vcpu);
 
@@ -7894,7 +7894,7 @@ static struct kvm_x86_ops vmx_x86_ops __initdata = {
 
 	.get_exit_info = vmx_get_exit_info,
 
-	.cpuid_update = vmx_cpuid_update,
+	.vcpu_after_set_cpuid = vmx_vcpu_after_set_cpuid,
 
 	.has_wbinvd_exit = cpu_has_vmx_wbinvd_exit,