[v3,02/29] hw/core: Declare CPUArchId::cpu as CPUState instead of Object

Commit Message

Philippe Mathieu-Daudé Jan. 29, 2024, 4:44 p.m. UTC

Do not accept any Object for CPUArchId::cpu field,
restrict it to CPUState type.

Signed-off-by: Philippe Mathieu-Daudé <[e-mail]>
---
 include/hw/boards.h        | 2 +-
 hw/core/machine.c          | 4 ++--
 hw/i386/x86.c              | 2 +-
 hw/loongarch/virt.c        | 2 +-
 hw/ppc/spapr.c             | 5 ++---
 hw/s390x/s390-virtio-ccw.c | 2 +-
 6 files changed, 8 insertions(+), 9 deletions(-)

Comments

Thomas Huth Jan. 31, 2024, 6:18 a.m. UTC | #1

On 29/01/2024 17.44, Philippe Mathieu-Daudé wrote:
> Do not accept any Object for CPUArchId::cpu field,
> restrict it to CPUState type.
> 
> Signed-off-by: Philippe Mathieu-Daudé <[e-mail]>
> ---
>   include/hw/boards.h        | 2 +-
>   hw/core/machine.c          | 4 ++--
>   hw/i386/x86.c              | 2 +-
>   hw/loongarch/virt.c        | 2 +-
>   hw/ppc/spapr.c             | 5 ++---
>   hw/s390x/s390-virtio-ccw.c | 2 +-
>   6 files changed, 8 insertions(+), 9 deletions(-)

Reviewed-by: Thomas Huth <[e-mail]>

Patch

diff --git a/include/hw/boards.h b/include/hw/boards.h
index bcfde8a84d..8b8f6d5c00 100644
--- a/include/hw/boards.h
+++ b/include/hw/boards.h
@@ -120,7 +120,7 @@  typedef struct CPUArchId {
     uint64_t arch_id;
     int64_t vcpus_count;
     CpuInstanceProperties props;
-    Object *cpu;
+    CPUState *cpu;
     const char *type;
 } CPUArchId;
 
diff --git a/hw/core/machine.c b/hw/core/machine.c
index fb5afdcae4..854cf00a9b 100644
--- a/hw/core/machine.c
+++ b/hw/core/machine.c
@@ -716,7 +716,7 @@  HotpluggableCPUList *machine_query_hotpluggable_cpus(MachineState *machine)
     mc->possible_cpu_arch_ids(machine);
 
     for (i = 0; i < machine->possible_cpus->len; i++) {
-        Object *cpu;
+        CPUState *cpu;
         HotpluggableCPU *cpu_item = g_new0(typeof(*cpu_item), 1);
 
         cpu_item->type = g_strdup(machine->possible_cpus->cpus[i].type);
@@ -726,7 +726,7 @@  HotpluggableCPUList *machine_query_hotpluggable_cpus(MachineState *machine)
 
         cpu = machine->possible_cpus->cpus[i].cpu;
         if (cpu) {
-            cpu_item->qom_path = object_get_canonical_path(cpu);
+            cpu_item->qom_path = object_get_canonical_path(OBJECT(cpu));
         }
         QAPI_LIST_PREPEND(head, cpu_item);
     }
diff --git a/hw/i386/x86.c b/hw/i386/x86.c
index 2b6291ad8d..19464ea971 100644
--- a/hw/i386/x86.c
+++ b/hw/i386/x86.c
@@ -221,7 +221,7 @@  void x86_cpu_plug(HotplugHandler *hotplug_dev,
     }
 
     found_cpu = x86_find_cpu_slot(MACHINE(x86ms), cpu->apic_id, NULL);
-    found_cpu->cpu = OBJECT(dev);
+    found_cpu->cpu = CPU(dev);
 out:
     error_propagate(errp, local_err);
 }
diff --git a/hw/loongarch/virt.c b/hw/loongarch/virt.c
index c9a680e61a..524a53de06 100644
--- a/hw/loongarch/virt.c
+++ b/hw/loongarch/virt.c
@@ -811,7 +811,7 @@  static void loongarch_init(MachineState *machine)
     for (i = 0; i < possible_cpus->len; i++) {
         cpu = cpu_create(machine->cpu_type);
         cpu->cpu_index = i;
-        machine->possible_cpus->cpus[i].cpu = OBJECT(cpu);
+        machine->possible_cpus->cpus[i].cpu = cpu;
         lacpu = LOONGARCH_CPU(cpu);
         lacpu->phy_id = machine->possible_cpus->cpus[i].arch_id;
     }
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index e8dabc8614..0b77aa5514 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -3985,7 +3985,6 @@  static void spapr_core_plug(HotplugHandler *hotplug_dev, DeviceState *dev)
     SpaprMachineClass *smc = SPAPR_MACHINE_CLASS(mc);
     SpaprCpuCore *core = SPAPR_CPU_CORE(OBJECT(dev));
     CPUCore *cc = CPU_CORE(dev);
-    CPUState *cs;
     SpaprDrc *drc;
     CPUArchId *core_slot;
     int index;
@@ -4019,7 +4018,7 @@  static void spapr_core_plug(HotplugHandler *hotplug_dev, DeviceState *dev)
         }
     }
 
-    core_slot->cpu = OBJECT(dev);
+    core_slot->cpu = CPU(dev);
 
     /*
      * Set compatibility mode to match the boot CPU, which was either set
@@ -4035,7 +4034,7 @@  static void spapr_core_plug(HotplugHandler *hotplug_dev, DeviceState *dev)
 
     if (smc->pre_2_10_has_unused_icps) {
         for (i = 0; i < cc->nr_threads; i++) {
-            cs = CPU(core->threads[i]);
+            CPUState *cs = CPU(core->threads[i]);
             pre_2_10_vmstate_unregister_dummy_icp(cs->cpu_index);
         }
     }
diff --git a/hw/s390x/s390-virtio-ccw.c b/hw/s390x/s390-virtio-ccw.c
index c99682b07d..69e39e13ff 100644
--- a/hw/s390x/s390-virtio-ccw.c
+++ b/hw/s390x/s390-virtio-ccw.c
@@ -324,7 +324,7 @@  static void s390_cpu_plug(HotplugHandler *hotplug_dev,
     ERRP_GUARD();
 
     g_assert(!ms->possible_cpus->cpus[cpu->env.core_id].cpu);
-    ms->possible_cpus->cpus[cpu->env.core_id].cpu = OBJECT(dev);
+    ms->possible_cpus->cpus[cpu->env.core_id].cpu = CPU(dev);
 
     if (s390_has_topology()) {
         s390_topology_setup_cpu(ms, cpu, errp);