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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 <>

- Davide

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