Re: [Qemu-devel] [PATCH 9/9] tpm_tis: remove instance_finalize callback

[Paolo Bonzini <pbonzini@redhat.com>]

Il 31/07/2014 14:00, Peter Crosthwaite ha scritto:
> On Wed, Jul 30, 2014 at 8:27 PM, Paolo Bonzini <pbonzini@redhat.com> wrote:
>> It is never used, since ISA device are not hot-unpluggable.
>>
> 
> Is it not good design practice though for the uninit to be correctly
> implemented regardless of whether there is current-day usage? This
> seems like the kind of patch that would get reverted if anyone finds a
> reason to un-init a QOM object beyond existing hotplug use-cases.

But even then, it should be an unrealize method, not an
instance_finalize, shouldn't it?

Paolo

> Regards,
> Peter
> 
>> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
>> ---
>>  hw/tpm/tpm_tis.c | 8 --------
>>  1 file changed, 8 deletions(-)
>>
>> diff --git a/hw/tpm/tpm_tis.c b/hw/tpm/tpm_tis.c
>> index d398c16..82747ee 100644
>> --- a/hw/tpm/tpm_tis.c
>> +++ b/hw/tpm/tpm_tis.c
>> @@ -896,13 +896,6 @@ static void tpm_tis_initfn(Object *obj)
>>                                  &s->mmio);
>>  }
>>
>> -static void tpm_tis_uninitfn(Object *obj)
>> -{
>> -    TPMState *s = TPM(obj);
>> -
>> -    memory_region_del_subregion(get_system_memory(), &s->mmio);
>> -}
>> -
>>  static void tpm_tis_class_init(ObjectClass *klass, void *data)
>>  {
>>      DeviceClass *dc = DEVICE_CLASS(klass);
>> @@ -918,7 +911,6 @@ static const TypeInfo tpm_tis_info = {
>>      .parent = TYPE_ISA_DEVICE,
>>      .instance_size = sizeof(TPMState),
>>      .instance_init = tpm_tis_initfn,
>> -    .instance_finalize = tpm_tis_uninitfn,
>>      .class_init  = tpm_tis_class_init,
>>  };
>>
>> --
>> 1.8.3.1
>>
>>