[Qemu-devel] [PATCH 6/8] target-i386: Don't set APIC ID on instance_init

[Eduardo Habkost <ehabkost@redhat.com>]

Instead of setting APIC ID automatically when creating a X86CPU, require
the property to be set before realizing the object (which all callers of
cpu_x86_create() already do).

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Cc: Gu Zheng <guz.fnst@cn.fujitsu.com>
---
 target-i386/cpu.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/target-i386/cpu.c b/target-i386/cpu.c
index 4b0e0a5..4b6e19b 100644
--- a/target-i386/cpu.c
+++ b/target-i386/cpu.c
@@ -2789,6 +2789,11 @@ static void x86_cpu_realizefn(DeviceState *dev, Error **errp)
     Error *local_err = NULL;
     static bool ht_warned;
 
+    if (!cpu->apic_id_set) {
+        error_setg(errp, "apic-id property was not set");
+        return;
+    }
+
     if (env->features[FEAT_7_0_EBX] && env->cpuid_level < 7) {
         env->cpuid_level = 7;
     }
@@ -2932,7 +2937,6 @@ static void x86_cpu_initfn(Object *obj)
                         NULL, NULL, (void *)cpu->filtered_features, NULL);
 
     cpu->hyperv_spinlock_attempts = HYPERV_SPINLOCK_NEVER_RETRY;
-    cpu->apic_id = x86_cpu_apic_id_from_index(cs->cpu_index);
 
     x86_cpu_load_def(cpu, xcc->cpu_def, &error_abort);
 
-- 
1.9.3