target/s390x: Populate CPUClass.mmu_index

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

target/s390x/cpu.c

@@ -142,6 +142,11 @@ static bool s390_cpu_has_work(CPUState *cs)
     return s390_cpu_has_int(cpu);
 }
 
+static int s390x_cpu_mmu_index(CPUState *cs, bool ifetch)
+{
+    return s390x_env_mmu_index(cpu_env(cs), ifetch);
+}
+
 static void s390_query_cpu_fast(CPUState *cpu, CpuInfoFast *value)
 {
     S390CPU *s390_cpu = S390_CPU(cpu);
@@ -352,6 +357,7 @@ static void s390_cpu_class_init(ObjectClass *oc, void *data)
     scc->reset = s390_cpu_reset;
     cc->class_by_name = s390_cpu_class_by_name,
     cc->has_work = s390_cpu_has_work;
+    cc->mmu_index = s390x_cpu_mmu_index;
     cc->dump_state = s390_cpu_dump_state;
     cc->query_cpu_fast = s390_query_cpu_fast;
     cc->set_pc = s390_cpu_set_pc;