Andi Kleen wrote:
I would copy a relatively simple C implementation, like 
arch/h8300/lib/checksum.c
As long as the h8300 version has the same output as the x86 version.

The trouble is that the different architecture have different output for csum_partial. So you already got a bug when someone wants to move
file systems.

-Andi

That argues for having only one version of it (in a lib.; my preference)
-or- Every module having its own local copy/version of it.  :(

--
~Randy
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