From: Philippe Gerum <rpm@xenomai.org>
To: Jeff Webb <jeff.webb@domain.hid>
Cc: xenomai@xenomai.org
Subject: Re: [Xenomai-help] Kernel panic with Xenomai SMP kernel
Date: Fri, 15 Sep 2006 09:17:51 +0200 [thread overview]
Message-ID: <1158304672.5009.0.camel@domain.hid> (raw)
In-Reply-To: <4509A522.5000707@domain.hid>
On Thu, 2006-09-14 at 13:53 -0500, Jeff Webb wrote:
> Philippe Gerum wrote:'
> > On Wed, 2006-09-13 at 09:43 -0500, Jeff Webb wrote:
> > > After many, many recompiles.... As it turns out, this buggy
> > > behavior occurs when I turn off CONFIG_ACPI completely, instead
> > > of just turning off CONFIG_ACPI_PROCESSOR. I tried this same
> > > configuration file with the non-patched vanilla kernel, and got
> > > strange behavior as well, so the problem is probably not in the
> > > adeos patch (unlike the other two issues we discussed). I am not
> > > really concerned about this, since I would rather have some of
> > > the CONFIG_ACPI options on anyway. I just wanted to follow up
> > > and let you know I tracked down the problem as far as I care to
> > > take it for the moment.
> >
> > Interesting, this looks like power management quirks, maybe caused by
> > funky BIOS interactions. In any case, this is worth a new paragraph in
> > the troubleshooting file. Thanks a lot for testing and reporting this.
>
> For what it's worth... turning off CONFIG_ACPI completely does not seem to cause a problem if I disable SMP. So, it seems like the problem is turning off CONFIG_ACPI completely for an SMP kernel.
>
ACPI is used to parse the SMP boot table, among other things, so this
makes sense.
> -Jeff
>
> _______________________________________________
> Xenomai-help mailing list
> Xenomai-help@domain.hid
> https://mail.gna.org/listinfo/xenomai-help
--
Philippe.
next prev parent reply other threads:[~2006-09-15 7:17 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-08-31 13:43 [Xenomai-help] IRQ Enable/Disable Marcelo Coelho
2006-08-31 18:49 ` Jan Kiszka
2006-08-31 22:01 ` [Xenomai-help] Kernel panic with Xenomai SMP kernel Jeff Webb
2006-08-31 23:16 ` Gilles Chanteperdrix
2006-08-31 23:45 ` Jeff Webb
2006-09-01 7:26 ` Philippe Gerum
2006-09-01 15:05 ` Jeff Webb
2006-09-01 18:16 ` Gilles Chanteperdrix
2006-09-01 22:15 ` Jeff Webb
2006-09-02 7:41 ` Philippe Gerum
2006-09-06 20:23 ` Jeff Webb
2006-09-06 22:24 ` Philippe Gerum
2006-09-07 16:31 ` Jeff Webb
2006-09-08 8:18 ` Philippe Gerum
2006-09-13 14:43 ` Jeff Webb
2006-09-13 15:59 ` Philippe Gerum
2006-09-14 18:53 ` Jeff Webb
2006-09-15 7:17 ` Philippe Gerum [this message]
2006-09-01 7:23 ` [Xenomai-help] IRQ Enable/Disable Dmitry Adamushko
2006-09-01 8:29 ` Philippe Gerum
2006-09-01 13:37 ` Jan Kiszka
2006-09-01 14:21 ` Philippe Gerum
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