From mboxrd@z Thu Jan  1 00:00:00 1970
Date: Mon, 7 Mar 2011 19:33:48 +0100
From: Richard Cochran <richardcochran@domain.hid>
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Subject: Re: [Xenomai-help] Stuck MSI in normal Linux driver
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To: Philippe Gerum <rpm@xenomai.org>
Cc: "xenomai@xenomai.org" <xenomai@xenomai.org>, Jan Kiszka <jan.kiszka@domain.hid>

On Mon, Mar 07, 2011 at 05:37:17PM +0100, Philippe Gerum wrote:
> No, your logic is right. The fsl_msi handler is utterly wrong there.
> Please try the following patch (not even compiled, but should be mostly
> ok -- famous last words). You should scrap all I-pipe changes on
> arch/powerpc/sysdev/fsl_msi.c before applying it, it is based on the
> vanilla 2.6.36 code.

Yes! It works!

The only strange thing is that many more interrupts appear in
/proc/interrupts than expected, but that is way better than freezing
the box. I'll be testing this box a lot more in the coming days.

Thanks so much for the patch and explanation!

Richard