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

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Date:	Tue, 17 Feb 2009 15:20:28 -0800
From:	Yinghai Lu <yinghai@...nel.org>
To:	Matthew Wilcox <matthew@....cx>,
	Andrew Morton <akpm@...ux-foundation.org>,
	James Bottomley <James.Bottomley@...senpartnership.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	david@...g.hm, 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, Feb 17, 2009 at 3:11 PM, Matthew Wilcox <matthew@....cx> wrote:
> On Tue, Feb 17, 2009 at 03:07:26PM -0800, david@...g.hm wrote:
>> >mptbase.mpt_msi_enable_sas=0
>>
>> is that disabling SAS for this system? if so, that's the wrong thing to do
>> (the drives are SAS)
>
> no, it's disabling msi for sas controllers.
>
> nb, I said this patch (e382968ba618e016ff7922dff9a6140c2f9108c8) was
> the wrong way to go about getting MSI working.

yes. that patch really does disable the mptsas with MSI.

http://lkml.org/lkml/2009/2/6/375
it should get into 2.6.29...

YH
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