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    SubjectRe: [RFD] perf: Integrate logging facilities
    On 3/12/12 3:58 AM, Namhyung Kim wrote:
    > This is a rough idea and there can be things I am missing. So I need to
    > listen to your advices.

    What Arnaldo proposed was having core, library code return error codes
    and not print anything to the user. Higher layers (commands only?) can
    take the return error code and pass it to perf_<subsystem>_strerror() to
    dump a user friendly string for the error. See


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