Re: [PATCH RFC 02/29] iomap: introduce iomap_read/write_region interface

Christoph Hellwig
2025-09-12T07:19:39Z

On Thu, Sep 11, 2025 at 06:14:33PM -0700, Darrick J. Wong wrote:
> TBH I've started wondering if what fsverity wants is filemap_fault(),
> but with a special flag that enables faults beyond EOF. After all, it
> creates a folio, reads the data from disk, and returns a locked folio.

filemap_faul actually does a lot of mmap-specific things.