From: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>
To: Jesper Christensen <jbc@thrane.com>
Cc: xenomai@xenomai.org
Subject: Re: [Xenomai] Lost interrupts
Date: Tue, 23 Apr 2013 13:21:15 +0200 [thread overview]
Message-ID: <51766EAB.1050708@xenomai.org> (raw)
In-Reply-To: <517652E1.3090104@thrane.com>
On 04/23/2013 11:22 AM, Jesper Christensen wrote:
> Hi guys
>
> I have a quick question regarding rtdm synchronisation. Is it possible
> to "loose" an interrupt if it is generated while i am inside a critical
> section protected by a rtdm_lock_get_irqsave/rtdm_lock_put_irqrestore?
>
> I have a problem with an ethernet driver where the Tx Queue fills up and
> i suspect that its because the Tx ISR isn't being executed for the above
> mentioned reason.
It is very unlikely, the cause could be the driver code instead. What
kind of interrupt are we talking about? level or edge?
--
Gilles.
next prev parent reply other threads:[~2013-04-23 11:21 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-23 9:22 [Xenomai] Lost interrupts Jesper Christensen
2013-04-23 11:21 ` Gilles Chanteperdrix [this message]
2013-04-23 12:19 ` Jan Kiszka
2013-04-24 7:39 ` Jesper Christensen
2013-04-24 7:52 ` Jan Kiszka
2013-04-24 8:21 ` Jesper Christensen
2013-04-24 7:39 ` Jesper Christensen
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