From: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>
To: "Rothermel, Thomas" <Thomas.Rothermel@fkfs.de>
Cc: "xenomai@xenomai.org" <xenomai@xenomai.org>
Subject: Re: [Xenomai] Question about priority coupling in primary and secondary mode
Date: Sat, 29 Aug 2015 17:46:17 +0200 [thread overview]
Message-ID: <20150829154617.GF20679@hermes.click-hack.org> (raw)
In-Reply-To: <8655AC8285F53F42A4B1B3CAB3092C47235FD31D@IVKEX2.fkfs.de>
On Sat, Aug 29, 2015 at 03:23:28PM +0000, Rothermel, Thomas wrote:
> Furthermore I can't use RTnet, because all other network nodes
> don't use it.
That is a wrong reason not to use RTnet.
> Then I found out that from Xenomai v2.6.x on, the option
> XENO_OPT_PRIOCPL was disabled by default, and I recompiled the
> kernel with XENO_OPT_PRIOCPL enabled. Unfortunately that didn't
> help. As far as I understand, this option should solve my
> problem...
The root thread priority coupling does not solve everything. In
particular, when a thread is suspended waiting for an interrupt, the
primary mode activity has priority over handling the non real-time
interrupt.
--
Gilles.
https://click-hack.org
next prev parent reply other threads:[~2015-08-29 15:46 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <8655AC8285F53F42A4B1B3CAB3092C47235FC2D7@IVKEX2.fkfs.de>
[not found] ` <8655AC8285F53F42A4B1B3CAB3092C47235FD2F2@IVKEX2.fkfs.de>
2015-08-29 15:23 ` [Xenomai] Question about priority coupling in primary and secondary mode Rothermel, Thomas
2015-08-29 15:46 ` Gilles Chanteperdrix [this message]
2015-08-29 16:12 ` Rothermel, Thomas
2015-08-29 17:21 ` Gilles Chanteperdrix
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