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    SubjectRe: [RFC PATCH] net: add dataref destructor to sk_buff
    On Mon, Nov 16, 2009 at 09:22:57AM -0500, Gregory Haskins wrote:
    > But really, this is somewhat orthogonal to the original problem, so let
    > me see if we can bring it back on topic. Michael stated that this patch
    > in question may be problematic because there are places in the stack
    > that can get_page() without also maintaining a reference to the shinfo
    > object. Evgeniy seems to say the opposite. I am not sure who is right,
    > or if I misunderstood one or both of them. Any thoughts?

    There are loads of places where this can happen. Start with

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