Re: [PATCH 2/7] fsdax: Introduce dax_copy_edges() for CoW

[Christoph Hellwig]

On Mon, Feb 08, 2021 at 01:09:19AM +0800, Shiyang Ruan wrote:
> dax_copy_edges() is a helper functions performs a copy from one part of
> the device to another for data not page aligned.

The function looks good to me, but adding a static function without a
user is not very bisection friendly.