s390x/kvm: drop KVMState parameter from s390_get_memslot_count()

Not needed at that point.
Signed-off-by: NDavid Hildenbrand <david@redhat.com>
Message-Id: <20170818114353.13455-2-david@redhat.com>
Reviewed-by: NThomas Huth <thuth@redhat.com>
Signed-off-by: NCornelia Huck <cohuck@redhat.com>

hw/s390x/sclp.c

@@ -57,7 +57,7 @@ static void read_SCP_info(SCLPDevice *sclp, SCCB *sccb)
     CPUState *cpu;
     int cpu_count = 0;
     int rnsize, rnmax;
-    int slots = MIN(machine->ram_slots, s390_get_memslot_count(kvm_state));
+    int slots = MIN(machine->ram_slots, s390_get_memslot_count());
     IplParameterBlock *ipib = s390_ipl_get_iplb();
 
     CPU_FOREACH(cpu) {

target/s390x/cpu.h

@@ -1164,7 +1164,7 @@ void kvm_s390_enable_css_support(S390CPU *cpu);
 int kvm_s390_assign_subch_ioeventfd(EventNotifier *notifier, uint32_t sch,
                                     int vq, bool assign);
 int kvm_s390_cpu_restart(S390CPU *cpu);
-int kvm_s390_get_memslot_count(KVMState *s);
+int kvm_s390_get_memslot_count(void);
 int kvm_s390_cmma_active(void);
 void kvm_s390_cmma_reset(void);
 int kvm_s390_set_cpu_state(S390CPU *cpu, uint8_t cpu_state);
@@ -1204,7 +1204,7 @@ static inline int kvm_s390_cpu_restart(S390CPU *cpu)
 static inline void kvm_s390_cmma_reset(void)
 {
 }
-static inline int kvm_s390_get_memslot_count(KVMState *s)
+static inline int kvm_s390_get_memslot_count(void)
 {
   return MAX_AVAIL_SLOTS;
 }
@@ -1263,10 +1263,10 @@ static inline int s390_cpu_restart(S390CPU *cpu)
     return -ENOSYS;
 }
 
-static inline int s390_get_memslot_count(KVMState *s)
+static inline int s390_get_memslot_count(void)
 {
     if (kvm_enabled()) {
-        return kvm_s390_get_memslot_count(s);
+        return kvm_s390_get_memslot_count();
     } else {
         return MAX_AVAIL_SLOTS;
     }

target/s390x/kvm.c

@@ -2317,9 +2317,9 @@ int kvm_s390_assign_subch_ioeventfd(EventNotifier *notifier, uint32_t sch,
     return kvm_vm_ioctl(kvm_state, KVM_IOEVENTFD, &kick);
 }
 
-int kvm_s390_get_memslot_count(KVMState *s)
+int kvm_s390_get_memslot_count(void)
 {
-    return kvm_check_extension(s, KVM_CAP_NR_MEMSLOTS);
+    return kvm_check_extension(kvm_state, KVM_CAP_NR_MEMSLOTS);
 }
 
 int kvm_s390_get_ri(void)