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    SubjectRe: [PATCH 4/6] [-mm] epoll: remove unnecessary xchg
    On Tue, 24 Feb 2009, Tony Battersby wrote:

    > xchg in ep_unregister_pollwait() is unnecessary because it is protected
    > by either epmutex or ep->mtx (the same protection as ep_remove()).

    Acked-by: Davide Libenzi <davidel@xmailserver.org>


    - Davide




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