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    SubjectRe: [PATCH][RFC 23/23]: Support for zero-copy TCP transmit of user space data
    On Fri, Dec 19, 2008 at 11:43:34PM -0800, Jeremy Fitzhardinge wrote:
    > Hm. So if I get a destructor call from the shared_info, can I go an
    > inspect the page refcounts to see if its really the last use?

    The pages that were originally in the shared_info at creation
    time may no longer be there by the time it's freed because of

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