linux-kernel - Re: [patch] ohci1394: don't leave interrupts enabled during suspend/resume

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Date:	Wed, 10 Dec 2008 14:24:41 +0100
From:	Frans Pop <elendil@...net.nl>
To:	Robert Hancock <hancockr@...w.ca>
Cc:	Stefan Richter <stefanr@...6.in-berlin.de>,
	"Rafael J. Wysocki" <rjw@...k.pl>,
	linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [patch] ohci1394: don't leave interrupts enabled during suspend/resume

On Sunday 07 December 2008, Robert Hancock wrote:
> Stefan Richter wrote:
> > Robert Hancock wrote:
> >> Presumably it should.. but the fact remains that if free_irq helps
> >> anything, then the device must be generating interrupts for some
> >> reason,
> >
> > Or another device:
> > http://www.gossamer-threads.com/lists/linux/kernel/896053
>
> Hmm, that case sounds like disable_irq on an MSI device redirecting the
> interrupts to the legacy INTx interrupt instead of actually disabling
> them? If this is what's happening here, then that's the bug..

Any suggestions how to try and trace if that's what's happening?
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