Re: [PATCH v4 0/7] Split a folio to any lower order folios

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Hi Pankaj,

On 13 Feb 2024, at 16:55, Zi Yan wrote:

> From: Zi Yan <ziy@xxxxxxxxxx>
> Hi all,
> File folio supports any order and multi-size THP is upstreamed[1], so both
> file and anonymous folios can be >0 order. Currently, split_huge_page()
> only splits a huge page to order-0 pages, but splitting to orders higher than
> 0 is going to better utilize large folios. In addition, Large Block
> Sizes in XFS support would benefit from it[2]. This patchset adds support for

Just talked to Matthew about his order-1 pagecache folio, I am planning to
grab that into this one, so that I can remove the restriction in my patches
and you guys do not need to do that in your patchset. Let me know if it works
for you.

Best Regards,
Yan, Zi

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