linux-kernel - Re: 2.6.19-rc5 x86_64 irq 22: nobody cared

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Date:	Thu, 09 Nov 2006 17:08:46 +0100
From:	Olivier Nicolas <olivn@...llprod.org>
To:	Takashi Iwai <tiwai@...e.de>
CC:	Adrian Bunk <bunk@...sta.de>,
	Stephen Hemminger <shemminger@...l.org>,
	Jaroslav Kysela <perex@...e.cz>, linux-kernel@...r.kernel.org,
	alsa-devel@...a-project.org, gregkh@...e.de,
	linux-pci@...ey.karlin.mff.cuni.cz, len.brown@...el.com,
	linux-acpi@...r.kernel.org,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Andrew Morton <akpm@...l.org>,
	Linus Torvalds <torvalds@...l.org>
Subject: Re: 2.6.19-rc5 x86_64  irq 22: nobody cared

Takashi,

You are right, setting disable_msi=1 as an option for snd-hda-intel 
module solve my problem.

Thanks

Olivier

Takashi Iwai wrote:
> At Thu, 9 Nov 2006 07:49:56 +0100,
> Adrian Bunk wrote:
>> On Wed, Nov 08, 2006 at 01:44:29PM +0100, Olivier Nicolas wrote:
>>
>>> Hi,
>> Hi Olivier,
>>
>>> 2.6.19-rc5 does not boot properly, I have tried pci=routeirq, irpoll 
>>> without success.
>>>
>>> Full details (.config, dmesg, /proc/interrupts) are in 
>>> http://olivn.trollprod.org/2.6.19-rc5-irq.tar.gz
>> thanks for your report!
>>
>> I might be wrong, but looking at the dmesg:
>> - irq 22 is the hda_intel IRQ
>> - the "irq 22: nobody cared" is immediately before the
>>   "hda_intel: No response from codec, disabling MSI..."
>> - in the routeirq case, the hda_intel IRQ as well as the
>>   IRQ in the error message change to 21
>>
>> So it might be related to the hda_intel MSI check.
> 
> To disable MSI from the beginning, set disable_msi=1 module option for
> snd-hda-intel.
> 
> 
> Takashi



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