diff options
Diffstat (limited to 'hw/ppc/spapr.c')
| -rw-r--r-- | hw/ppc/spapr.c | 24 |
1 files changed, 16 insertions, 8 deletions
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c index 447fb5c4ea..ea56499b4b 100644 --- a/hw/ppc/spapr.c +++ b/hw/ppc/spapr.c @@ -1758,12 +1758,6 @@ static void spapr_machine_reset(MachineState *machine) spapr_ovec_cleanup(spapr->ov5_cas); spapr->ov5_cas = spapr_ovec_new(); - /* - * reset compat_pvr for all CPUs - * as qemu_devices_reset() is called before this, - * it can't be propagated by spapr_cpu_reset() - * from the first CPU to all the others - */ ppc_set_compat_all(spapr->max_compat_pvr, &error_fatal); } @@ -3841,6 +3835,7 @@ static void spapr_core_plug(HotplugHandler *hotplug_dev, DeviceState *dev, CPUArchId *core_slot; int index; bool hotplugged = spapr_drc_hotplugged(dev); + int i; core_slot = spapr_find_cpu_slot(MACHINE(hotplug_dev), cc->core_id, &index); if (!core_slot) { @@ -3874,13 +3869,26 @@ static void spapr_core_plug(HotplugHandler *hotplug_dev, DeviceState *dev, core_slot->cpu = OBJECT(dev); if (smc->pre_2_10_has_unused_icps) { - int i; - for (i = 0; i < cc->nr_threads; i++) { cs = CPU(core->threads[i]); pre_2_10_vmstate_unregister_dummy_icp(cs->cpu_index); } } + + /* + * Set compatibility mode to match the boot CPU, which was either set + * by the machine reset code or by CAS. + */ + if (hotplugged) { + for (i = 0; i < cc->nr_threads; i++) { + ppc_set_compat(core->threads[i], POWERPC_CPU(first_cpu)->compat_pvr, + &local_err); + if (local_err) { + error_propagate(errp, local_err); + return; + } + } + } } static void spapr_core_pre_plug(HotplugHandler *hotplug_dev, DeviceState *dev, |