Re: [PATCH v2 3/3] mm/memory_hotplug: Refactor unregister_mem_sect_under_nodes

From: Oscar Salvador
Date: Tue Aug 14 2018 - 09:27:45 EST

On Tue, Aug 14, 2018 at 11:39:34AM +0200, David Hildenbrand wrote:
> On 13.08.2018 17:46, osalvador@xxxxxxxxxxxxxxxxxx wrote:
> > From: Oscar Salvador <osalvador@xxxxxxx>
> > While at it, we can also drop the node_online() check, as a node can only be
> > offline if all the memory/cpus associated with it have been removed.
> I would prefer splitting this change out into a separate patch.

Yes, I guess it is better as it is not really related to the changes in this patch.
I will wait for more feedback and I will split it up in v3.

> > +
> > + if (unlinked_nodes)
> > + NODEMASK_FREE(unlinked_nodes);
> NODEMASK_FEEE/kfree can deal with NULL pointers.

Good point, I missed that.
I will fix it up in v3.

Thanks for reviewing.
Oscar Salvador