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Re: node types etc.

prumpf@xxxxxxx.uk said:
>  TCP checksums avoid that [the problems, not the error checking],
> reuse code, and are heavily optimized on most architectures.  I'd vote
> for them. 

CRCs may well be cheaper on 32-bit machines than IP checksums, even if the 
IP checksum routines are optimised.

I think the IP checksum routines are optimised for the copy_and_checksum 
case, which I'm not sure is what we'll be doing in JFFS.

Benchmarks welcome :)


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