Re: [RFC] iomap: use huge zero folio in iomap_dio_zero

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On Wed, May 08, 2024 at 11:39:49AM +0000, Pankaj Raghav (Samsung) wrote:
> At the moment, we can get a reference to the huge zero folio only through
> the mm interface. 
> 
> Even if change the lower level interface to return THP, it can still fail
> at the mount time and we will need the fallback right?

Well, that's why I suggest doing it at mount time.  Asking for it deep
down in the write code is certainly going to be a bit problematic.





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