RFC: copy_file_range(3)

[Alexander Leidinger]

Quoting Konstantin Belousov <kostikbel at gmail.com> (from Thu, 24 Sep  
2020 01:43:08 +0300):

> Bypass mean that nullfs forwards the call to corresponding VOP of the
> lower vnode.
[...]
> AFAIR, only NFS client implements non-default implementation for
> copy_file_range() VOP.  So UFS/ZFS/msdosfs use vn_generic_copy_file_range().
[...]

Great! Thanks for the info / explanation.

Bye,
Alexander

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