linux-kernel - Re: mpt fusion broken sometime since 2.6.24

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Message-ID: <alpine.DEB.1.10.0902171831450.26625@asgard.lang.hm>
Date:	Tue, 17 Feb 2009 18:32:01 -0800 (PST)
From:	david@...g.hm
To:	Yinghai Lu <yinghai@...nel.org>
cc:	Matthew Wilcox <matthew@....cx>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	linux-scsi@...r.kernel.org, DL-MPTFusionLinux@....com
Subject: Re: mpt fusion broken sometime since 2.6.24

On Tue, 17 Feb 2009, Yinghai Lu wrote:

> david@...g.hm wrote:
>> On Tue, 17 Feb 2009, Yinghai Lu wrote:
>>
>>> david@...g.hm wrote:
>>>> On Tue, 17 Feb 2009, Yinghai Lu wrote:
>>>>
>>>>> david@...g.hm wrote:
>>>>>> On Tue, 17 Feb 2009, Yinghai Lu wrote:
>>>>>>
>>>>>>> Subject: Re: mpt fusion broken sometime since 2.6.24
>>>>>>>
>>>>>>> On Tue, Feb 17, 2009 at 3:07 PM,  <david@...g.hm> wrote:
>>>>>>>> On Tue, 17 Feb 2009, Matthew Wilcox wrote:
>>>>>>>>
>>>>>>>>> On Tue, Feb 17, 2009 at 01:44:55PM -0800, david@...g.hm wrote:
>>>>>>>>>>
>>>>>>>>>> I got a picture of the failed boot at
>>>>>>>>>> http://linux.lang.hm/linux/IMG00052.jpg
>>>>>>>>>
>>>>>>>>> The PCI-MSI line is probably indicative.  Can you try booting with:
>>>>>>>>>
>>>>>>>>> mptbase.mpt_msi_enable_sas=0
>>>>>>>>>
>>>>>>>>> and also send us an lspci -v so we can update the blacklist?
>>>>>>>>
>>>>>>>> is that disabling SAS for this system? if so, that's the wrong thing
>>>>>>>> to do
>>>>>>>> (the drives are SAS)
>>>>>>>>
>>>>>>> it only disable MSI with that mptsas.
>>>>>>> and mptsas will use ioapic routing.
>>>>>>>
>>>>>>> can you post whole bootlog?
>>>>>>
>>>>>> unfortunantly it's booting from CD and the only drives in the
>>>>>> system are
>>>>>> the ones that are not being accessed.
>>>>>
>>>>> i mean with kernel before 2.6.24..
>>>>
>>>> Ok, attached.
>>>>
>>>
>>> so your lsi 1068 is under 8132... need to double check if that chip
>>> really support MSI.
>>
>> anything I can do in the 2.6.24 kernel? or the 2.8.28.6 kernel?
>>
> for 2.6.24, it disable msi by default.
>
> for 2.6.28 please have
> mptbase.mpt_msi_enable=0
> in your boot command line.

this does let it boot.

David Lang
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