From: Alex Ivchenko <aivchenko@ueidaq.com>
To: root@chaos.analogic.com
Cc: linux-kernel@vger.kernel.org
Subject: Re: 2.4.6 possible problem
Date: Tue, 17 Jul 2001 14:44:30 -0400 [thread overview]
Message-ID: <3B54878E.F1CC19FE@ueidaq.com> (raw)
In-Reply-To: <Pine.LNX.3.95.1010717103652.1430A-100000@chaos.analogic.com>
Well,
> funct()
> {
> size_t ticks;
> wait_queue_head_t wqhead;
> init_waitqueue_head(&wqhead);
>
> ticks = 1 * HZ; /* For 1 second */
> while((ticks = interruptible_sleep_on_timeout(&wqhead, ticks)) > 0)
> ;
> }
Well, this works.
The question is: should I call init_waitqueue_head() every time I call
interruptible_sleep_on_timeout() or is it enough to call it once in init_module() ?
Another one: should I call wake_up_interruptible() to release pending request?
--
Regards,
Alex
--
Alex Ivchenko, Ph.D.
United Electronic Industries, Inc.
"The High-Performance Alternative (tm)"
--
10 Dexter Avenue
Watertown, Massachusetts 02472
Tel: (617) 924-1155 x 222 Fax: (617) 924-1441
http://www.ueidaq.com
next prev parent reply other threads:[~2001-07-17 18:43 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-07-17 14:01 2.4.6 possible problem Alex Ivchenko
2001-07-17 14:46 ` Richard B. Johnson
2001-07-17 18:44 ` Alex Ivchenko [this message]
2001-07-17 18:52 ` Richard B. Johnson
2001-07-17 19:24 ` Linus Torvalds
2001-07-17 19:36 ` Richard B. Johnson
2001-07-17 19:42 ` Richard B. Johnson
2001-07-17 22:33 ` Alex Ivchenko
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