KVM: x86: mmu: trace kvm_mmu_set_spte after the new SPTE was set

It makes more sense to print new SPTE value than the
old value.
Signed-off-by: Maxim Levitsky <mlevitsk@redhat.com>
Reviewed-by: Sean Christopherson <seanjc@google.com>
Message-Id: <20220302102457.588450-1-mlevitsk@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

arch/x86/kvm/mmu/mmu.c

@@ -2696,8 +2696,8 @@ static int mmu_set_spte(struct kvm_vcpu *vcpu, struct kvm_memory_slot *slot,
 	if (*sptep == spte) {
 		ret = RET_PF_SPURIOUS;
 	} else {
-		trace_kvm_mmu_set_spte(level, gfn, sptep);
 		flush |= mmu_spte_update(sptep, spte);
+		trace_kvm_mmu_set_spte(level, gfn, sptep);
 	}
 
 	if (wrprot) {