KVM: selftests: Drop the "name" param from KVM_X86_PMU_FEATURE()

Drop the "name" parameter from KVM_X86_PMU_FEATURE(), it's unused and
the name is redundant with the macro, i.e. it's truly useless.

Reviewed-by: Jim Mattson <jmattson@google.com>
Tested-by: Dapeng Mi <dapeng1.mi@linux.intel.com>
Link: https://lore.kernel.org/r/20240109230250.424295-14-seanjc@google.com
Signed-off-by: Sean Christopherson <seanjc@google.com>

Author: sean-jc

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

@@ -290,7 +290,7 @@ struct kvm_x86_cpu_property {
 struct kvm_x86_pmu_feature {
 	struct kvm_x86_cpu_feature anti_feature;
 };
-#define	KVM_X86_PMU_FEATURE(name, __bit)					\
+#define	KVM_X86_PMU_FEATURE(__bit)						\
 ({										\
 	struct kvm_x86_pmu_feature feature = {					\
 		.anti_feature = KVM_X86_CPU_FEATURE(0xa, 0, EBX, __bit),	\
@@ -299,7 +299,7 @@ struct kvm_x86_pmu_feature {
 	feature;								\
 })
 
-#define X86_PMU_FEATURE_BRANCH_INSNS_RETIRED	KVM_X86_PMU_FEATURE(BRANCH_INSNS_RETIRED, 5)
+#define X86_PMU_FEATURE_BRANCH_INSNS_RETIRED	KVM_X86_PMU_FEATURE(5)
 
 static inline unsigned int x86_family(unsigned int eax)
 {