Re: [PATCH v4 07/11] iomap: fix iomap_dio_zero() for fs bs > system page size

From: Christoph Hellwig
Date: Sat Apr 27 2024 - 01:12:51 EST


On Fri, Apr 26, 2024 at 11:43:01AM +0000, Pankaj Raghav (Samsung) wrote:
> Because allocating it during runtime will defeat the purpose.

Well, what runtime? Either way it seems like we have the infrastructure
now based on the comment from willy.

> In anycase, I would like to pursue huge_zero_page folio separately
> from this series. Also iomap_dio_zero() only pads a fs block with
> zeroes, which should never be > 64k for XFS.

Only if you are limited to 64k block size.