From: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>
To: Makarand Pradhan <makarandpradhan@domain.hid>
Cc: "xenomai@xenomai.org" <xenomai@xenomai.org>
Subject: Re: [Xenomai-help] Issue with Auto relax and nested mutexes
Date: Thu, 19 Jan 2012 11:17:17 +0100 [thread overview]
Message-ID: <4F17EDAD.5030602@domain.hid> (raw)
In-Reply-To: <4F174AA3.7030309@domain.hid>
On 01/18/2012 11:41 PM, Makarand Pradhan wrote:
> Hi,
>
> Another problem was encountered with rescnt related to nested mutexes.
>
> This time the rescnt is not incrementing because the XNOTHER bit is not
> set, causing a SIGDEBUG or SIGXCPU to be delivered to the thread causing
> my application to crash.
That is deliberate. We explicitely decided to not support such case and
volontarily send a SIGDEBUG when it happens, in order to signal do that
you are doing an unsupported operation.
Can you show us a scenario where there is no other solution than
changing priority while holding a mutex?
--
Gilles.
next prev parent reply other threads:[~2012-01-19 10:17 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-01-09 20:50 [Xenomai-help] Issue with Auto relax and nested mutexes Makarand Pradhan
2012-01-10 15:11 ` Philippe Gerum
2012-01-10 15:26 ` Makarand Pradhan
2012-01-10 15:38 ` Philippe Gerum
2012-01-10 15:40 ` Makarand Pradhan
2012-01-10 15:40 ` Philippe Gerum
2012-01-10 15:42 ` Philippe Gerum
2012-01-10 15:51 ` Makarand Pradhan
2012-01-10 17:51 ` Philippe Gerum
2012-01-10 18:08 ` Philippe Gerum
2012-01-10 18:39 ` Makarand Pradhan
2012-01-10 19:10 ` Makarand Pradhan
2012-01-10 20:30 ` Philippe Gerum
2012-01-18 22:41 ` Makarand Pradhan
2012-01-19 10:17 ` Gilles Chanteperdrix [this message]
2012-01-19 11:25 ` Philippe Gerum
2012-01-19 12:29 ` Gilles Chanteperdrix
2012-01-19 15:35 ` Makarand Pradhan
2012-01-19 15:22 ` Makarand Pradhan
2012-01-19 15:49 ` Philippe Gerum
2012-01-19 16:22 ` Makarand Pradhan
2012-01-19 16:39 ` Makarand Pradhan
2012-01-23 15:01 ` Makarand Pradhan
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