On Mon, Sep 30, 2024 at 09:03:49AM -0700, Darrick J. Wong wrote: > If we're only allowing atomic writes that are 1 fsblock or less, then > copy on write will work correctly because CoWs are always done with > fsblock granularity. The ioend remap is also committed atomically. > > IOWs, it's forcealign that isn't compatible with reflink and you can > drop this incompatibility. That was my thought as well when reading through this patch.