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    SubjectRe: [Lse-tech] Re: A common layer for Accounting packages
    Andrew Morton wrote:
    > Kaigai Kohei <kaigai@ak.jp.nec.com> wrote:
    >
    >>In my understanding, what Andrew Morton said is "If target functionality can
    >> implement in user space only, then we should not modify the kernel-tree".
    >
    >
    > fork, exec and exit upcalls sound pretty good to me. As long as
    >
    > a) they use the same common machinery and
    >
    > b) they are next-to-zero cost if something is listening on the netlink
    > socket but no accounting daemon is running.
    >
    > Question is: is this sufficient for CSA?

    Yes, fork, exec, and exit upcalls are sufficient for CSA.

    The framework i proposed earlier should satisfy your requirement a
    and b, and provides upcalls needed by BSD, ELSA and CSA. Maybe i
    misunderstood your concern of the 'very light weight' framework
    i proposed besides being "overkill"?

    - jay


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