Re: [Qemu-devel] [PATCH 7/8] pc: acpi: memhp: nvdimm hotplug support

[Stefan Hajnoczi]

On Fri, Jul 15, 2016 at 03:49:12PM +0800, Xiao Guangrong wrote:
> 
> 
> On 07/14/2016 08:17 PM, Stefan Hajnoczi wrote:
> > On Mon, Jul 11, 2016 at 09:45:17PM +0800, Xiao Guangrong wrote:
> > > diff --git a/hw/acpi/memory_hotplug.c b/hw/acpi/memory_hotplug.c
> > > index 73fa62d..d1c2e92 100644
> > > --- a/hw/acpi/memory_hotplug.c
> > > +++ b/hw/acpi/memory_hotplug.c
> > > @@ -239,11 +239,6 @@ void acpi_memory_plug_cb(HotplugHandler 
> > > *hotplug_dev, MemHotplugState *mem_st,
> > >                            DeviceState *dev, Error **errp)
> > >   {
> > >       MemStatus *mdev;
> > > -    DeviceClass *dc = DEVICE_GET_CLASS(dev);
> > > -
> > > -    if (!dc->hotpluggable) {
> > > -        return;
> > > -    }
> > > 
> > >       mdev = acpi_memory_slot_status(mem_st, dev, errp);
> > >       if (!mdev) {
> > 
> > Did you mean to include this hunk in the patch?  Looks like something
> > left over from debugging/prototyping.
> > 
> 
> As all memory devices, both pc-dimm and nvdimm, have supported hotplug now, i
> think this chunk can be removed.
> 
> In fact, this check was introduced by nvdimm. :)

Fair enough.

Stefan

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