Re: [PATCH v2 1/2] iomap: fix handling of dirty folios over unwritten extents

Christoph Hellwig
2024-08-29T05:43:50Z

On Wed, Aug 28, 2024 at 03:22:22PM -0700, Darrick J. Wong wrote:
> I wonder why gfs2 (aka the other iomap_zero_range user) doesn't have a
> truncate-down flush hammer, but maybe it doesn't support unwritten
> extents? I didn't find anything obvious when I looked, so

gfs2 does not support unwritten extents.