linux-kernel - Re: [PATCH 4/6] [-mm] epoll: remove unnecessary xchg

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Message-ID: <alpine.DEB.2.00.0902260833140.31638@alien.or.mcafeemobile.com>
Date:	Thu, 26 Feb 2009 08:34:02 -0800 (PST)
From:	Davide Libenzi <davidel@...ilserver.org>
To:	Tony Battersby <tonyb@...ernetics.com>
cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Jonathan Corbet <corbet@....net>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [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@...ilserver.org>


- Davide


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