From: arjan@fenrus.demon.nl (Arjan van de Ven)
To: twaugh@redhat.com (Tim Waugh)
Cc: linux-kernel@vger.kernel.org
Subject: Re: timing out on a semaphore
Date: Mon, 26 Feb 2001 10:19:51 +0100 (CET) [thread overview]
Message-ID: <m14XJot-000ObCC@amadeus.home.nl> (raw)
In-Reply-To: <20010225224039.W13721@redhat.com>
In article <20010225224039.W13721@redhat.com> you wrote:
> --2F7AbV2suvT8PGoH
> Content-Type: text/plain; charset=us-ascii
> Content-Disposition: inline
> I'm trying to chase down a semaphore time-out problem. I want to
> sleep on a semaphore until either
> (a) it's signalled, or
> (b) some amount of time has elapsed.
> What I'm doing is calling add_timer, and then down_interruptible, and
> finally del_timer. The timer's function ups the semaphore.
What we _really_ need is down_timeout(), which I plan to implement for early
2.5. The semantics should by similar to the try_lock functions, exect that
it will try for a specified amount of time first.
Greetings,
Arjan van de Ven
prev parent reply other threads:[~2001-02-26 14:34 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-02-25 22:40 timing out on a semaphore Tim Waugh
2001-02-25 22:53 ` Davide Libenzi
2001-02-25 23:10 ` Andrew Morton
2001-02-27 14:39 ` Tim Waugh
2001-02-27 22:40 ` Andrew Morton
2001-02-27 23:28 ` Tim Waugh
2001-02-27 23:35 ` Davide Libenzi
2001-02-26 9:19 ` Arjan van de Ven [this message]
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