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authorEduardo Habkost <ehabkost@redhat.com>2014-12-18 23:31:11 -0200
committerEduardo Habkost <ehabkost@redhat.com>2015-02-25 15:00:07 -0300
commite1356dd70aef11425883dd4d2885f1d208eb9d57 (patch)
tree8c299f0eb3dd5195ac475abf03ebbf6f39dda374
parent9c235e83f1c3437be6ca45755909efb745c10deb (diff)
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target-i386: Require APIC ID to be explicitly set before CPU realize
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). Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
-rw-r--r--target-i386/cpu-qom.h2
-rw-r--r--target-i386/cpu.c7
2 files changed, 7 insertions, 2 deletions
diff --git a/target-i386/cpu-qom.h b/target-i386/cpu-qom.h
index 4a6f48a..31a0c1e 100644
--- a/target-i386/cpu-qom.h
+++ b/target-i386/cpu-qom.h
@@ -93,7 +93,7 @@ typedef struct X86CPU {
bool expose_kvm;
bool migratable;
bool host_features;
- uint32_t apic_id;
+ int64_t apic_id;
/* if true the CPUID code directly forward host cache leaves to the guest */
bool cache_info_passthrough;
diff --git a/target-i386/cpu.c b/target-i386/cpu.c
index 3e0c39c..54422f3 100644
--- a/target-i386/cpu.c
+++ b/target-i386/cpu.c
@@ -2767,6 +2767,11 @@ static void x86_cpu_realizefn(DeviceState *dev, Error **errp)
Error *local_err = NULL;
static bool ht_warned;
+ if (cpu->apic_id < 0) {
+ error_setg(errp, "apic-id property was not initialized properly");
+ return;
+ }
+
if (env->features[FEAT_7_0_EBX] && env->cpuid_level < 7) {
env->cpuid_level = 7;
}
@@ -2910,7 +2915,7 @@ 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);
+ cpu->apic_id = -1;
x86_cpu_load_def(cpu, xcc->cpu_def, &error_abort);