Re: [PATCH v7 05/24] mm: devmap: refactor 1-based refcounting for ZONE_DEVICE pages

From: John Hubbard
Date: Thu Nov 21 2019 - 03:57:49 EST


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