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spapr_drc: add unrealize method to physical DRC class 

When hot-unplugging a PHB, all its PCI DRC connectors get unrealized. This
patch adds an unrealize method to the physical DRC class, in order to undo
registrations performed in realize_physical().

Signed-off-by: Greg Kurz <groug@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Greg Kurz 2017-07-25 19:59:44 +02:00 committed by David Gibson
parent dba95ebbf8
commit 379ae096f7
1 changed files with 16 additions and 0 deletions
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16
hw/ppc/spapr_drc.c
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@ -630,12 +630,28 @@ static void realize_physical(DeviceState *d, Error **errp)
qemu_register_reset(drc_physical_reset, drcp);
}
static void unrealize_physical(DeviceState *d, Error **errp)
{
sPAPRDRCPhysical *drcp = SPAPR_DRC_PHYSICAL(d);
Error *local_err = NULL;
unrealize(d, &local_err);
if (local_err) {
error_propagate(errp, local_err);
return;
}
vmstate_unregister(DEVICE(drcp), &vmstate_spapr_drc_physical, drcp);
qemu_unregister_reset(drc_physical_reset, drcp);
}
static void spapr_drc_physical_class_init(ObjectClass *k, void *data)
{
DeviceClass *dk = DEVICE_CLASS(k);
sPAPRDRConnectorClass *drck = SPAPR_DR_CONNECTOR_CLASS(k);
dk->realize = realize_physical;
dk->unrealize = unrealize_physical;
drck->dr_entity_sense = physical_entity_sense;
drck->isolate = drc_isolate_physical;
drck->unisolate = drc_unisolate_physical;