Re: [PATCH v5 1/9] lib: zstd: Add zstd compatibility wrapper

[Christoph Hellwig]

On Tue, Nov 10, 2020 at 02:24:35PM -0500, Chris Mason wrote:
> I think APIs change based on the needs of the project.  We do this all the
> time in the kernel, and we don???t think twice about updating users of the
> API as needed.

We update kernel APIs when:

 - we need additional functionality
 - thew new API is clearly better than the old one

None of that seems to be the case here.