78 	struct kvm_cpuid_entry2 *best;  in kvm_check_cpuid()  local
84 	best = cpuid_entry2_find(entries, nent, 0x80000008, 0);  in kvm_check_cpuid()
85 	if (best) {  in kvm_check_cpuid()
86 		int vaddr_bits = (best->eax & 0xff00) >> 8;  in kvm_check_cpuid()
97 	struct kvm_cpuid_entry2 *best;  in kvm_update_pv_runtime()  local
99 	best = kvm_find_cpuid_entry(vcpu, KVM_CPUID_FEATURES, 0);  in kvm_update_pv_runtime()
105 	if (best)  in kvm_update_pv_runtime()
106 		vcpu->arch.pv_cpuid.features = best->eax;  in kvm_update_pv_runtime()
111 	struct kvm_cpuid_entry2 *best;  in kvm_update_cpuid_runtime()  local
113 	best = kvm_find_cpuid_entry(vcpu, 1, 0);  in kvm_update_cpuid_runtime()
114 	if (best) {  in kvm_update_cpuid_runtime()
117 			cpuid_entry_change(best, X86_FEATURE_OSXSAVE,  in kvm_update_cpuid_runtime()
120 		cpuid_entry_change(best, X86_FEATURE_APIC,  in kvm_update_cpuid_runtime()
124 	best = kvm_find_cpuid_entry(vcpu, 7, 0);  in kvm_update_cpuid_runtime()
125 	if (best && boot_cpu_has(X86_FEATURE_PKU) && best->function == 0x7)  in kvm_update_cpuid_runtime()
126 		cpuid_entry_change(best, X86_FEATURE_OSPKE,  in kvm_update_cpuid_runtime()
129 	best = kvm_find_cpuid_entry(vcpu, 0xD, 0);  in kvm_update_cpuid_runtime()
130 	if (best)  in kvm_update_cpuid_runtime()
131 		best->ebx = xstate_required_size(vcpu->arch.xcr0, false);  in kvm_update_cpuid_runtime()
133 	best = kvm_find_cpuid_entry(vcpu, 0xD, 1);  in kvm_update_cpuid_runtime()
134 	if (best && (cpuid_entry_has(best, X86_FEATURE_XSAVES) ||  in kvm_update_cpuid_runtime()
135 		     cpuid_entry_has(best, X86_FEATURE_XSAVEC)))  in kvm_update_cpuid_runtime()
136 		best->ebx = xstate_required_size(vcpu->arch.xcr0, true);  in kvm_update_cpuid_runtime()
138 	best = kvm_find_cpuid_entry(vcpu, KVM_CPUID_FEATURES, 0);  in kvm_update_cpuid_runtime()
139 	if (kvm_hlt_in_guest(vcpu->kvm) && best &&  in kvm_update_cpuid_runtime()
140 		(best->eax & (1 << KVM_FEATURE_PV_UNHALT)))  in kvm_update_cpuid_runtime()
141 		best->eax &= ~(1 << KVM_FEATURE_PV_UNHALT);  in kvm_update_cpuid_runtime()
144 		best = kvm_find_cpuid_entry(vcpu, 0x1, 0);  in kvm_update_cpuid_runtime()
145 		if (best)  in kvm_update_cpuid_runtime()
146 			cpuid_entry_change(best, X86_FEATURE_MWAIT,  in kvm_update_cpuid_runtime()
156 	struct kvm_cpuid_entry2 *best;  in kvm_vcpu_after_set_cpuid()  local
158 	best = kvm_find_cpuid_entry(vcpu, 1, 0);  in kvm_vcpu_after_set_cpuid()
159 	if (best && apic) {  in kvm_vcpu_after_set_cpuid()
160 		if (cpuid_entry_has(best, X86_FEATURE_TSC_DEADLINE_TIMER))  in kvm_vcpu_after_set_cpuid()
168 	best = kvm_find_cpuid_entry(vcpu, 0xD, 0);  in kvm_vcpu_after_set_cpuid()
169 	if (!best)  in kvm_vcpu_after_set_cpuid()
173 			(best->eax | ((u64)best->edx << 32)) & supported_xcr0;  in kvm_vcpu_after_set_cpuid()
183 	best = kvm_find_cpuid_entry(vcpu, 0x12, 0x1);  in kvm_vcpu_after_set_cpuid()
184 	if (best) {  in kvm_vcpu_after_set_cpuid()
185 		best->ecx &= vcpu->arch.guest_supported_xcr0 & 0xffffffff;  in kvm_vcpu_after_set_cpuid()
186 		best->edx &= vcpu->arch.guest_supported_xcr0 >> 32;  in kvm_vcpu_after_set_cpuid()
187 		best->ecx |= XFEATURE_MASK_FPSSE;  in kvm_vcpu_after_set_cpuid()
213 	struct kvm_cpuid_entry2 *best;  in cpuid_query_maxphyaddr()  local
215 	best = kvm_find_cpuid_entry(vcpu, 0x80000000, 0);  in cpuid_query_maxphyaddr()
216 	if (!best || best->eax < 0x80000008)  in cpuid_query_maxphyaddr()
218 	best = kvm_find_cpuid_entry(vcpu, 0x80000008, 0);  in cpuid_query_maxphyaddr()
219 	if (best)  in cpuid_query_maxphyaddr()
220 		return best->eax & 0xff;  in cpuid_query_maxphyaddr()