Subject: bug#79139: cp --reflink truncates sparse files on ZFS

From: Collin Funk <[email-masked]>
Date: Sat, 02 Aug 2025 12:36:16 -0700

Sam James <[email-masked]> writes:

> if that is ever useful. The changes themselves look good. Really, c_f_r
> has been an API plagued with problems :(

To be fair this is not the fault of copy_file_range itself. Not that it
makes the situation any better. :)

Collin