Re: [PATCH v15 0/7] mm / virtio: Provide support for free page reporting

David Hildenbrand
2019-12-16T12:22:13Z

> I found alternative approaches and did away with most of them. What I had
> done is replaced the REPORTING_REQUESTED and reference count logic with
> the state in order to guarantee that we will make our way through the list
> and rearm the reporting thread if the work isn't completed.
>
> One thing I still think I need to split out based on Mel's comments is the
> list rotation and probably the new budget value I added.

Yeah, both probably make sense.

>
> As far as performance this new patch set performs better than the old one
> did. Most of that is due to the fact that I increased the delay between
> passes and dropped any optimizations for the shuffling code.

That's interesting - and good :)

I probably won't have enough time to look into #4 before Christmas - so
I might wait for your resend and review after Christmas.

--
Thanks,

David / dhildenb