[LSF/MM/BPF TOPIC] State Of The Page
Keith Busch
kbusch at kernel.org
Fri Jan 19 12:31:39 PST 2024
On Fri, Jan 19, 2024 at 04:24:29PM +0000, Matthew Wilcox wrote:
> It's probably worth doing another roundup of where we are on our journey
> to separating folios, slabs, pages, etc. Something suitable for people
> who aren't MM experts, and don't care about the details of how page
> allocation works. I can talk for hours about whatever people want to
> hear about but some ideas from me:
>
> - Overview of how the conversion is going
> - Convenience functions for filesystem writers
> - What's next?
> - What's the difference between &folio->page and page_folio(folio, 0)?
> - What are we going to do about bio_vecs?
> - How does all of this work with kmap()?
>
> I'm sure people would like to suggest other questions they have that
> aren't adequately answered already and might be of interest to a wider
> audience.
Thanks for suggesting this, I would like to attend your discussion. If
you have more recent phyr thoughts (possibly related to your bio_vecs
point?), or other tie-ins to large block size support, that would also
be great.
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