KVM: SVM: Drop redundant clearing of vcpu->arch.hflags at INIT/RESET

Drop redundant clears of vcpu->arch.hflags in init_vmcb() since
kvm_vcpu_reset() always clears hflags, and it is also always
zero at vCPU creation time.  And of course, the second clearing
in init_vmcb() was always redundant.
Suggested-by: Reiji Watanabe <reijiw@google.com>
Reviewed-by: Reiji Watanabe <reijiw@google.com>
Signed-off-by: Sean Christopherson <seanjc@google.com>
Message-Id: <20210713163324.627647-46-seanjc@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

arch/x86/kvm/svm/svm.c

@@ -1161,8 +1161,6 @@ static void init_vmcb(struct kvm_vcpu *vcpu)
 	struct vmcb_control_area *control = &svm->vmcb->control;
 	struct vmcb_save_area *save = &svm->vmcb->save;
 
-	vcpu->arch.hflags = 0;
-
 	svm_set_intercept(svm, INTERCEPT_CR0_READ);
 	svm_set_intercept(svm, INTERCEPT_CR3_READ);
 	svm_set_intercept(svm, INTERCEPT_CR4_READ);
@@ -1264,7 +1262,6 @@ static void init_vmcb(struct kvm_vcpu *vcpu)
 
 	svm->nested.vmcb12_gpa = INVALID_GPA;
 	svm->nested.last_vmcb12_gpa = INVALID_GPA;
-	vcpu->arch.hflags = 0;
 
 	if (!kvm_pause_in_guest(vcpu->kvm)) {
 		control->pause_filter_count = pause_filter_count;