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

David Hildenbrand
2019-07-16T15:02:42Z

On 16.07.19 16:41, Dave Hansen wrote:
> 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/
>

I don't recall which version was actually merged (there were too many :)
). I think it was v37:

https://lore.kernel.org/patchwork/cover/977804/

And I remember that there was a comment from Linus that made the patch
you mentioned getting dropped.

--

Thanks,

David / dhildenb