Re: [PATCH] pci: enable MSI on 8132

Greg KH
2009-02-18T18:34:21Z

On Wed, Feb 18, 2009 at 10:18:20AM -0800, david@lang.hm wrote:
> On Wed, 18 Feb 2009, Andrew Morton wrote:
>
>> Subject: Re: [PATCH] pci: enable MSI on 8132
>> On Wed, 18 Feb 2009 04:27:28 -0800 (PST) david@lang.hm wrote:
>>
>>> On Wed, 18 Feb 2009, Matthew Wilcox wrote:
>>>
>>>> On Tue, Feb 17, 2009 at 08:40:09PM -0800, Yinghai Lu wrote:
>>>>>
>>>>> Impact: workaround BIOS that doesn't enable that bit
>>>>>
>>>>> David reported that LSI sas doesn't work with MSI.
>>>>> it turns out that BIOS doesn't enable HT MSI
>>>>> 8132 does support HT MSI.
>>>>> add quirk to enable it
>>>>>
>>>>> Reported-by: David Lang <david@lang.hm>
>>>>> Signed-off-by: Yinghai Lu <yinghai@kernel.org>
>>>>
>>>> Reviewed-by: Matthew Wilcox <willy@linux.intel.com>
>>>>
>>>> Jesse, I think this should go into Linus' tree sooner rather than later.
>>>
>>> please forward to -stable as well. this is a regression since the card
>>> works with older kernels.
>>>
>>
>> Which kernel version introduced the regression?
>
> I'm not sure. I know that 2.6.24 Debian EThch-and-a-half worked, 2.6.27+
> failed. how critical is it to narrow down exactly where the problem crept
> in?

If .27 fails, that's all we need to know, as only .27 and .28 are being
maintained by the -stable person :)

thanks,

greg k-h