Re: [PATCH v6 02/11] fs: Allow fine-grained control of folio sizes

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On 5/29/24 15:45, Pankaj Raghav (Samsung) wrote:
From: "Matthew Wilcox (Oracle)" <willy@xxxxxxxxxxxxx>

We need filesystems to be able to communicate acceptable folio sizes
to the pagecache for a variety of uses (e.g. large block sizes).
Support a range of folio sizes between order-0 and order-31.

Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
Co-developed-by: Pankaj Raghav <p.raghav@xxxxxxxxxxx>
Signed-off-by: Pankaj Raghav <p.raghav@xxxxxxxxxxx>
---
  include/linux/pagemap.h | 86 ++++++++++++++++++++++++++++++++++-------
  mm/filemap.c            |  6 +--
  mm/readahead.c          |  4 +-
  3 files changed, 77 insertions(+), 19 deletions(-)

Reviewed-by: Hannes Reinecke <hare@xxxxxxx>

Cheers,

Hannes
--
Dr. Hannes Reinecke                  Kernel Storage Architect
hare@xxxxxxx                                +49 911 74053 688
SUSE Software Solutions GmbH, Frankenstr. 146, 90461 Nürnberg
HRB 36809 (AG Nürnberg), GF: I. Totev, A. McDonald, W. Knoblich





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