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SubjectRe: [PATCH v2 19/28] iomap: Convert __iomap_zero_iter to use a folio
On Mon, Nov 08, 2021 at 04:05:42AM +0000, Matthew Wilcox (Oracle) wrote:
> The zero iterator can work in folio-sized chunks instead of page-sized
> chunks. This will save a lot of page cache lookups if the file is cached
> in multi-page folios.
> Signed-off-by: Matthew Wilcox (Oracle) <>

Looks good:

Reviewed-by: Christoph Hellwig <>

but it will clash with my just sent series that decouples DAX
zeroing from buffered I/O zeroing and folds __iomap_zero_iter into
the caller.

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