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    SubjectRe: disk head scheduling


    On Mon, 22 Mar 1999, Rogier Wolff wrote:
    >
    > To save on the (indirect) function call, I would like to suggest:
    >
    > unsigned char **queue_numbers;
    >
    > queue_number = queue_numbers[major][minor];

    This is what we do for block sizes, and it's a complete horror to maintain
    and debug. Even worse: it forces us to have 8-bit minor and major numbers
    forever.

    The function would be slightly more CPU work, but is a _lot_ more
    flexible.

    Linus


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