On Fri, Aug 23, 2024 at 09:47:18PM -0700, Darrick J. Wong wrote: > > + * data when the entire mapping is in the process of being overwritten > > + * using the out of place write path. This is undone in after > > Nit: "...undone after xfs_bmapi_remap..." It's actually undone inside xfs_bmapi_remap, and has to because that clears the blockcount to zero.