arm: replace instance_post_init()

Replace arm_cpu_post_init() instance callback by calling it from leaf
classes, to avoid potential ordering issue with other post_init callbacks.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Suggested-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Acked-by: Eduardo Habkost <ehabkost@redhat.com>

1 files changed, 20 insertions, 4 deletions

diff --git a/target/arm/cpu64.c b/target/arm/cpu64.c
index 1d57be0c91..4b544a1c58 100644
--- a/target/arm/cpu64.c
+++ b/target/arm/cpu64.c
@@ -364,11 +364,11 @@ static void aarch64_max_initfn(Object *obj)
     }
 }
 
-typedef struct ARMCPUInfo {
+struct ARMCPUInfo {
     const char *name;
     void (*initfn)(Object *obj);
     void (*class_init)(ObjectClass *oc, void *data);
-} ARMCPUInfo;
+};
 
 static const ARMCPUInfo aarch64_cpus[] = {
     { .name = "cortex-a57",         .initfn = aarch64_a57_initfn },
@@ -452,14 +452,30 @@ static void aarch64_cpu_class_init(ObjectClass *oc, void *data)
     cc->gdb_arch_name = aarch64_gdb_arch_name;
 }
 
+static void aarch64_cpu_instance_init(Object *obj)
+{
+    ARMCPUClass *acc = ARM_CPU_GET_CLASS(obj);
+
+    acc->info->initfn(obj);
+    arm_cpu_post_init(obj);
+}
+
+static void cpu_register_class_init(ObjectClass *oc, void *data)
+{
+    ARMCPUClass *acc = ARM_CPU_CLASS(oc);
+
+    acc->info = data;
+}
+
 static void aarch64_cpu_register(const ARMCPUInfo *info)
 {
     TypeInfo type_info = {
         .parent = TYPE_AARCH64_CPU,
         .instance_size = sizeof(ARMCPU),
-        .instance_init = info->initfn,
+        .instance_init = aarch64_cpu_instance_init,
         .class_size = sizeof(ARMCPUClass),
-        .class_init = info->class_init,
+        .class_init = info->class_init ?: cpu_register_class_init,
+        .class_data = (void *)info,
     };
 
     type_info.name = g_strdup_printf("%s-" TYPE_ARM_CPU, info->name);