cpu: Turn cpu_dump_{state,statistics}() into CPUState hooks

Make cpustats monitor command available unconditionally.

Prepares for changing kvm_handle_internal_error() and kvm_cpu_exec()
arguments to CPUState.

Signed-off-by: Andreas Färber <afaerber@suse.de>
diff --git a/target-s390x/cpu-qom.h b/target-s390x/cpu-qom.h
index 34d45c2..ec32d21 100644
--- a/target-s390x/cpu-qom.h
+++ b/target-s390x/cpu-qom.h
@@ -72,5 +72,7 @@
 #define ENV_OFFSET offsetof(S390CPU, env)
 
 void s390_cpu_do_interrupt(CPUState *cpu);
+void s390_cpu_dump_state(CPUState *cpu, FILE *f, fprintf_function cpu_fprintf,
+                         int flags);
 
 #endif
diff --git a/target-s390x/cpu.c b/target-s390x/cpu.c
index 23fe51f..8ec2f9b 100644
--- a/target-s390x/cpu.c
+++ b/target-s390x/cpu.c
@@ -170,6 +170,7 @@
     cc->reset = s390_cpu_reset;
 
     cc->do_interrupt = s390_cpu_do_interrupt;
+    cc->dump_state = s390_cpu_dump_state;
     dc->vmsd = &vmstate_s390_cpu;
 }
 
diff --git a/target-s390x/translate.c b/target-s390x/translate.c
index f97e431..cd9880e 100644
--- a/target-s390x/translate.c
+++ b/target-s390x/translate.c
@@ -86,9 +86,11 @@
     return pc;
 }
 
-void cpu_dump_state(CPUS390XState *env, FILE *f, fprintf_function cpu_fprintf,
-                    int flags)
+void s390_cpu_dump_state(CPUState *cs, FILE *f, fprintf_function cpu_fprintf,
+                         int flags)
 {
+    S390CPU *cpu = S390_CPU(cs);
+    CPUS390XState *env = &cpu->env;
     int i;
 
     if (env->cc_op > 3) {