Re: [PATCH] iomap: use largest_zero_folio() in iomap_dio_zero()

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On Fri, Aug 15, 2025 at 04:02:58PM +0200, Christian Brauner wrote:
> On Thu, 14 Aug 2025 16:21:37 +0200, Pankaj Raghav (Samsung) wrote:
> > iomap_dio_zero() uses a custom allocated memory of zeroes for padding
> > zeroes. This was a temporary solution until there was a way to request a
> > zero folio that was greater than the PAGE_SIZE.
> > 
> > Use largest_zero_folio() function instead of using the custom allocated
> > memory of zeroes. There is no guarantee from largest_zero_folio()
> > function that it will always return a PMD sized folio. Adapt the code so
> > that it can also work if largest_zero_folio() returns a ZERO_PAGE.
> > 
> > [...]
> 
> Applied to the vfs-6.18.iomap branch of the vfs/vfs.git tree.
> Patches in the vfs-6.18.iomap branch should appear in linux-next soon.

Hmm, AFAIK largest_zero_folio just showed up in mm.git a few days ago.
Wouldn't it be better to queue up this change there?





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