spapr/xics: Drop unused argument to xics_kvm_has_broken_disconnect()

Never used from the start.

Signed-off-by: Greg Kurz <groug@kaod.org>
Message-Id: <20201120174646.619395-6-groug@kaod.org>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>

hw/intc/xics_kvm.c

@@ -484,7 +484,7 @@ void xics_kvm_disconnect(SpaprInterruptController *intc)
  * support destruction of a KVM XICS device while the VM is running.
  * Required to start a spapr machine with ic-mode=dual,kernel-irqchip=on.
  */
-bool xics_kvm_has_broken_disconnect(SpaprMachineState *spapr)
+bool xics_kvm_has_broken_disconnect(void)
 {
     int rc;
 

hw/ppc/spapr_irq.c

@@ -186,7 +186,7 @@ static int spapr_irq_check(SpaprMachineState *spapr, Error **errp)
     if (kvm_enabled() &&
         spapr->irq == &spapr_irq_dual &&
         kvm_kernel_irqchip_required() &&
-        xics_kvm_has_broken_disconnect(spapr)) {
+        xics_kvm_has_broken_disconnect()) {
         error_setg(errp,
             "KVM is incompatible with ic-mode=dual,kernel-irqchip=on");
         error_append_hint(errp,

include/hw/ppc/xics_spapr.h

@@ -38,6 +38,6 @@ DECLARE_INSTANCE_CHECKER(ICSState, ICS_SPAPR,
 int xics_kvm_connect(SpaprInterruptController *intc, uint32_t nr_servers,
                      Error **errp);
 void xics_kvm_disconnect(SpaprInterruptController *intc);
-bool xics_kvm_has_broken_disconnect(SpaprMachineState *spapr);
+bool xics_kvm_has_broken_disconnect(void);
 
 #endif /* XICS_SPAPR_H */