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    SubjectRe: Checksum on Alpha
    Bharadwaj Yadavalli wrote:
    >
    > Can somebody kindly explain me why the implementation of
    > csum_partial_copy_from_user()
    > in linux/arch/alpha/lib/csum_partial_copy.c returns a 16-bit
    > checksum whereas its x86
    > counterpart in linux/linux/arch/i386/lib/checksum.S returns
    > 32-bit checksum?

    it's only a partial checksum - the checksum can be computed
    from multiples of 16 bits, which then have to be added together
    to get the final value. see csum_fold() and rfc1071.



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