Re: [PATCH v1 6/6] virtio-balloon: Add support for aerating memory via hinting

From: Dave Hansen
Date: Tue Jul 16 2019 - 10:41:02 EST


On 7/16/19 7:12 AM, David Hildenbrand wrote:
> On 16.07.19 16:00, Dave Hansen wrote:
>> On 7/16/19 2:55 AM, Michael S. Tsirkin wrote:
>>> The approach here is very close to what on-demand hinting that is
>>> already upstream does.
>> Are you referring to the s390 (and powerpc) stuff that is hidden behind
>> arch_free_page()?
>>
> I assume Michael meant "free page reporting".

Where is the page allocator integration? The set you linked to has 5
patches, but only 4 were merged. This one is missing:

https://lore.kernel.org/patchwork/patch/961038/