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    SubjectRe: locking hierarchy based on lockdep

    On Mon, 6 Nov 2006, Roland Dreier wrote:

    > > i like your idea of using lockdep to document locking hierarchies.
    > Yes, it's definitely a cool idea. I think the current implementation
    > is not that useful, since it jams all the unrelated kernel locks into
    > a single ordered list, when in fact many locks simply have no ordering
    > relationship at all because they're never both taken. This makes the
    > list hard to read and in fact loses the information of which locks
    > have been taken together.
    > - R.

    interesting...perhaps if we layered say the directory structure on the
    list too like by the top level kernel directories drivers, kernel, mm,
    net, etc. it might be more readable.

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