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spapr: init CPUState->cpu_index with index relative to core-id 

It will enshure that cpu_index for a given cpu stays the same
regardless of the order cpus has been created/deleted and so
it would be possible to migrate QEMU instance with out of order
created CPU.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Igor Mammedov 2016-07-21 17:54:37 +02:00 committed by David Gibson
parent 21a21b853a
commit b63578bdb5
1 changed files with 4 additions and 0 deletions
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4
hw/ppc/spapr_cpu_core.c
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@ -307,9 +307,13 @@ static void spapr_cpu_core_realize(DeviceState *dev, Error **errp)
sc->threads = g_malloc0(size * cc->nr_threads);
for (i = 0; i < cc->nr_threads; i++) {
char id[32];
CPUState *cs;
obj = sc->threads + i * size;
object_initialize(obj, size, typename);
cs = CPU(obj);
cs->cpu_index = cc->core_id + i;
snprintf(id, sizeof(id), "thread[%d]", i);
object_property_add_child(OBJECT(sc), id, obj, &local_err);
if (local_err) {