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Message-ID: <499B6EEB.9040704@kernel.org>
Date: Tue, 17 Feb 2009 18:14:03 -0800
From: Yinghai Lu <yinghai@kernel.org>
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To: david@lang.hm
CC: Matthew Wilcox <matthew@wil.cx>,
       linux-kernel <linux-kernel@vger.kernel.org>, linux-scsi@vger.kernel.org,
       DL-MPTFusionLinux@lsi.com
Subject: Re: mpt fusion broken sometime since 2.6.24
References: <alpine.DEB.1.10.0902171419000.26625@asgard.lang.hm>  <alpine.DEB.1.10.0902171343280.26625@asgard.lang.hm>  <20090217230050.GG16841@parisc-linux.org>  <alpine.DEB.1.10.0902171506500.26625@asgard.lang.hm> <86802c440902171511s1abcc0eao560df4b8fcea0e7c@mail.gmail.com> <alpine.DEB.1.10.0902171514120.26625@asgard.lang.hm> <499B46B2.5040601@kernel.org> <alpine.DEB.1.10.0902171537260.26625@asgard.lang.hm> <499B6BF7.9090300@kernel.org> <alpine.DEB.1.10.0902171803040.26625@asgard.lang.hm>
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david@lang.hm wrote:
> On Tue, 17 Feb 2009, Yinghai Lu wrote:
> 
>> david@lang.hm wrote:
>>> On Tue, 17 Feb 2009, Yinghai Lu wrote:
>>>
>>>> david@lang.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@lang.hm> wrote:
>>>>>>> On Tue, 17 Feb 2009, Matthew Wilcox wrote:
>>>>>>>
>>>>>>>> On Tue, Feb 17, 2009 at 01:44:55PM -0800, david@lang.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.

YH