Revert "KVM: MMU: make kvm_mmu_reset_context() flush the guest TLB"

This reverts commit bee931d31e588b8eb86b7edee32fac2d16930cd7.

TLB flush should be done lazily during guest entry, in
kvm_mmu_load().
Signed-off-by: NMarcelo Tosatti <mtosatti@redhat.com>

arch/x86/kvm/mmu.c

@@ -3054,18 +3054,8 @@ static void destroy_kvm_mmu(struct kvm_vcpu *vcpu)
 
 int kvm_mmu_reset_context(struct kvm_vcpu *vcpu)
 {
-	int r;
-
 	destroy_kvm_mmu(vcpu);
-	r = init_kvm_mmu(vcpu);
-
-	if (r)
-		goto err;
-
-	kvm_mmu_sync_roots(vcpu);
-	kvm_mmu_flush_tlb(vcpu);
-err:
-	return r;
+	return init_kvm_mmu(vcpu);
 }
 EXPORT_SYMBOL_GPL(kvm_mmu_reset_context);