linux-kernel - Re: [BUG?] GDTH driver not working after upgrade to 2.6.24

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Message-ID: <47A1C0A5.7090303@panasas.com>
Date:	Thu, 31 Jan 2008 14:35:49 +0200
From:	Boaz Harrosh <bharrosh@...asas.com>
To:	Sven Köhler <skoehler@....de>,
	James Bottomley <James.Bottomley@...elEye.com>,
	Matthew Wilcox <matthew@....cx>
CC:	linux-scsi <linux-scsi@...r.kernel.org>,
	linux-kernel@...r.kernel.org
Subject: Re: [BUG?] GDTH driver not working after upgrade to 2.6.24

On Thu, Jan 31 2008 at 13:07 +0200, Sven Köhler <skoehler@....de> wrote:
>> Yes the gdth driver passed an open hart surgery in kernel 2.6.24. The bad thing
>> about it is that all three of the Coders that did that did not have any HW to work
>> on. One of them is me. We did cry for tester for a long time but no one came forward.
> 
> All i'd like to ask is WHY!?
> WHY such a big open heart surgery?
> OK, you have your reasons.
> 
>> Could you test patches for us? first thing would be to enable debug output patch below.
> 
> The machine is still production. It will be replaced by a 64bit system 
> with an AACRAID card some time in the future. Then, i could maybe test 
> patches on the old machine. But unfortunatly, it's not my machine. It's 
> just administrated by me. And i don't know, what's exactly is the future 
> of it.
> 
>> If you absolutely need a 2.6.24 kernel, + gdth in a production system you could
>> checkout the 2.6.23 driver and compile. The old driver will work the same in 2.6.24.
>> It will not however even compile in 2.6.25-rcx.
> 
> I see. Thanks for the hint. Would be an alternative. Actually, i don't 
> need 2.6.24 - but if something security related is fixed, then i'm not 
> able to move on to 2.6.24. And i'm using Gentoo. There's not really a 
> kernel maintained by the distribution.
> 
>> If any one wants to send me a card that uses the gdth driver, I will be very happy
>> to debug this card, and return it once I'm done.
> 
> I don't think, it's a seperate card, that i could send you. It's some 
> 19" rack server with such a card on-board, i think.
> 
> 
> So it don't see much opportunity for me to test patched and stuff :-(
> 

Thanks, Perhaps someone else then. 
Anyone with gdth HW that can test patches?
Your lspci said: "Intel Corporation RAID Controller" Matthew
is there a gdth card lying around in an Intel lab near you?

James do we need to mark gdth BROKEN for 2.6.24 and higher?

Boaz
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