From: Grant Edwards <grant.b.edwards@gmail.com>
To: ecos-discuss@ecos.sourceware.org
Subject: [ECOS] Re: timed wait for cyg_io_read
Date: Sun, 29 May 2016 17:20:00 -0000 [thread overview]
Message-ID: <nif8cd$g3n$1@ger.gmane.org> (raw)
In-Reply-To: <07FFDDED6CBCCE4E9FBD46AEC3EBFD4F02C5069C@exchange>
On 2016-05-27, Michael W. Ellis <mellis@pesa.com> wrote:
> Is there a way to do a timed wait for cyg_io_read?
FAIK, there never used to be any "built-in" way to do that. I ended
up adding timeout settings to my io drivers.
> I have a thread that is blocking on cyg_io_read and I wish to signal
> the thread to exit in an orderly manner (using an event flag). I
> know that I can make cyg_io_read non-blocking and poll cyg_io_read
> and cyg_flag_poll but this would burn a lot of cycles doing nothing.
I think there used to be a way to explicity wakeup a thread that was
blocked on something, but I don't remember the details...
--
Grant
--
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next prev parent reply other threads:[~2016-05-29 17:20 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-27 20:59 [ECOS] " Michael W. Ellis
2016-05-29 17:20 ` Grant Edwards [this message]
2016-05-31 9:19 ` Nick Garnett
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