# Re: \[PATCH v7 05/24\] mm: devmap: refactor 1-based refcounting for ZONE\_DEVICE pages

- From: John Hubbard \<jhubbard@nvidia.com\>
- Date: 2019-11-21 08:57:55 
- List: linuxppc-dev
- Page: https://ratatoskr.run/linuxppc-dev/2019/11/167365
- Thread: https://ratatoskr.run/bpf/2019/11/167331/t.md

```text
On 11/21/19 12:05 AM, Christoph Hellwig wrote:
> So while this looks correct and I still really don't see the major
> benefit of the new code organization, especially as it bloats all
> put_page callers.
>
> I'd love to see code size change stats for an allyesconfig on this
> commit.
>

Right, I'm running that now, will post the results. (btw, if there is
a script and/or standard format I should use, I'm all ears. I'll dig
through lwn...)



thanks,
-- 
John Hubbard
NVIDIA
```