KVM: selftests: Inline "get max CPUID leaf" helpers

Make the "get max CPUID leaf" helpers static inline, there's no reason to
bury the one liners in processor.c.
Signed-off-by: Sean Christopherson <seanjc@google.com>
Link: https://lore.kernel.org/r/20220614200707.3315957-38-seanjc@google.com

tools/testing/selftests/kvm/include/x86_64/processor.h

@@ -721,9 +721,16 @@ static inline void vcpu_set_msr(struct kvm_vcpu *vcpu, uint64_t msr_index,
 	TEST_ASSERT(r == 1, KVM_IOCTL_ERROR(KVM_SET_MSRS, r));
 }
 
+static inline uint32_t kvm_get_cpuid_max_basic(void)
+{
+	return kvm_get_supported_cpuid_entry(0)->eax;
+}
+
+static inline uint32_t kvm_get_cpuid_max_extended(void)
+{
+	return kvm_get_supported_cpuid_entry(0x80000000)->eax;
+}
 
-uint32_t kvm_get_cpuid_max_basic(void);
-uint32_t kvm_get_cpuid_max_extended(void);
 void kvm_get_cpu_address_width(unsigned int *pa_bits, unsigned int *va_bits);
 bool vm_is_unrestricted_guest(struct kvm_vm *vm);
 

tools/testing/selftests/kvm/lib/x86_64/processor.c

@@ -1056,16 +1056,6 @@ bool is_amd_cpu(void)
 	return cpu_vendor_string_is("AuthenticAMD");
 }
 
-uint32_t kvm_get_cpuid_max_basic(void)
-{
-	return kvm_get_supported_cpuid_entry(0)->eax;
-}
-
-uint32_t kvm_get_cpuid_max_extended(void)
-{
-	return kvm_get_supported_cpuid_entry(0x80000000)->eax;
-}
-
 void kvm_get_cpu_address_width(unsigned int *pa_bits, unsigned int *va_bits)
 {
 	const struct kvm_cpuid_entry2 *entry;