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Date: Fri, 29 Jun 2007 19:06:02 +0100
From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Chuck Ebbert <cebbert@redhat.com>
Cc: Michal Piotrowski <michal.k.k.piotrowski@gmail.com>,
       Linus Torvalds <torvalds@linux-foundation.org>,
       Andrew Morton <akpm@linux-foundation.org>,
       LKML <linux-kernel@vger.kernel.org>,
       Rodrigo Luiz <troops.of.doom@gmail.com>, alsa-devel@alsa-project.org,
       Takashi Iwai <tiwai@suse.de>, Jaroslav Kysela <perex@suse.cz>,
       Ben Collins <bcollins@ubuntu.com>, reiserfs-devel@vger.kernel.org,
       "Vladimir V. Saveliev" <vs@namesys.com>,
       Randy Dunlap <randy.dunlap@oracle.com>, linux-ide@vger.kernel.org,
       David Chinner <dgc@sgi.com>, Jeff Garzik <jeff@garzik.org>,
       Tejun Heo <htejun@gmail.com>, Rodney Gordon II <meff@spherevision.org>
Subject: Re: [1/2] 2.6.22-rc6: known regressions v2
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> > I'm not even sure this report is IT8212 related rather than just an IRQ
> > storm
> 
> Why does the driver report "irq 0"?
> 
> ata7: PATA max UDMA/133 cmd <blah> ctl <blah> bmdma <blah> irq 0  <====
> 
> Above that, the ACPI layer says it assigned IRQ 20

Because the libata core code in 2.6.22rc6 reports all the ports and IRQ
values wrongly ?

Alan
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