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Date: Sat, 02 Feb 2008 17:41:43 +0900
From: Tejun Heo <htejun@...il.com>
To: Mao Rui <maorui@...ad.com>
CC: 'Alan Cox' <alan@...rguk.ukuu.org.uk>, linux-kernel@...r.kernel.org
Subject: Re: SATA DOM is not identified by ata_piix module
Mao Rui wrote:
> I tried to nail down when the problem was introduced. I compiled some
> official kernel release. Here is the result.
> 2.6.17.14 IDE -- Failed SATA -- passed
> 2.6.18 IDE -- Failed SATA -- failed
> 2.6.18.8 IDE -- Failed SATA -- failed
> 2.6.24-rc7-git6 IDE -- passed SATA DOM -- failed
> linux-2.6.24-rc8-git1 IDE -- passed SATA -- failed
> All IDE failed reason is xfermode error, and all SATA failure is IDENTIFY
> error.
>
> As you can find out, the failure of SATA DOM was introduced from kernel
> 2.6.18.
>
> I'm not good at low level driver programming, so I cannot find out the root
> cause by myself. But if Alan or someone else needs more info or wants to
> test the patch, I'm glad to do it in my platform.
Does the attached patch make any difference?
--
tejun
View attachment "ata_dev_init_params-debug.patch" of type "text/x-patch" (998 bytes)
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