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Message-ID: <alpine.LFD.2.00.1104151629340.2744@localhost6.localdomain6>
Date: Fri, 15 Apr 2011 16:30:10 +0200 (CEST)
From: Thomas Gleixner <tglx@...utronix.de>
To: Darren Hart <dvhart@...ux.intel.com>
cc: Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
Eric Dumazet <eric.dumazet@...il.com>,
Peter Zijlstra <peterz@...radead.org>,
Ingo Molnar <mingo@...e.hu>, John Kacur <jkacur@...hat.com>,
stable@...nel.org
Subject: Re: [PATCH V5] futex: set FLAGS_HAS_TIMEOUT during futex_wait restart
setup
On Fri, 15 Apr 2011, Darren Hart wrote:
> I believe I asked you the same question when I was adding the
> FLAGS_HAS_TIMEOUT. :-) The problem is distinguishing between no timeout
> and an expired timer. The above always passes a non-null address for
> abs_time to futex_wait(), which will then always schedule a timer.
Duh, correct.
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