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    SubjectRe: [PATCH] zerocopy NFS for 2.5.36
    Hi!
    >
    > 1)
    > ftp://ftp.valinux.co.jp/pub/people/taka/2.5.36/va10-hwchecksum-2.5.36.patch
    > This patch enables HW-checksum against outgoing packets including UDP frames.
    >
    > Can you explain the TCP parts? They look very wrong.
    >
    > It was discussed long ago that csum_and_copy_from_user() performs
    > better than plain copy_from_user() on x86. I do not remember all
    > details, but I do know that using copy_from_user() is not a real
    > improvement at least on x86 architecture.

    Well, if this is the case, we need to #define copy_from_user csum_and_copy_from_user :-).

    Pavel
    --
    I'm pavel@ucw.cz. "In my country we have almost anarchy and I don't care."
    Panos Katsaloulis describing me w.r.t. patents at discuss@linmodems.org
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