linux-kernel - RE: [patch 2.6.22-rc6] ATA: add a PCI ID for Intel Santa Rosa PATA controller

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Date:	Fri, 6 Jul 2007 12:06:44 -0700
From:	"Gaston, Jason D" <jason.d.gaston@...el.com>
To:	<chunkeey@....de>, "Thorsten Leemhuis" <thl@...heise.de>
Cc:	"Thorsten Leemhuis" <fedora@...mhuis.info>,
	"Chuck Ebbert" <cebbert@...hat.com>,
	"Jeff Garzik" <jeff@...zik.org>,
	"IDE/ATA development list" <linux-ide@...r.kernel.org>,
	"Alan Cox" <alan@...rguk.ukuu.org.uk>,
	<linux-kernel@...r.kernel.org>
Subject: RE: [patch 2.6.22-rc6] ATA: add a PCI ID for Intel Santa Rosa PATA controller

>-----Original Message-----
>From: chunkeey@....de [mailto:chunkeey@....de] 
>Sent: Thursday, July 05, 2007 1:30 PM
>To: Thorsten Leemhuis
>Cc: Thorsten Leemhuis; Chuck Ebbert; Jeff Garzik; IDE/ATA 
>development list; Gaston, Jason D; Alan Cox; 
>linux-kernel@...r.kernel.org; chunkeey@....de
>Subject: Re: [patch 2.6.22-rc6] ATA: add a PCI ID for Intel 
>Santa Rosa PATA controller
>
>On Wednesday, 4. July 2007, Thorsten Leemhuis wrote:
>>
>> Maybe Alan or someone from Intel can answer that and thus 
>tell us how to
>> move forward; it would be really nice to get the patch that 
>started this
>> thread (it got posted by Chuck again today) could go into 
>2.6.22, but I
>> assume the time runs away...
>>
>Jeff is on holiday and Intel doesn't respond at all... 
>
>So, if someone has a ICH5 or ICH7/7-R with a ATA133 captable 
>HDD... could
>you please try the following patch? (Of course, I don't know 
>if it works,...
>It may cause data loss, serve corruption, or damage your 
>controller/hdd/pc,
>so make backups and keep a first-aid kit handy!) 
>  
>> > On the other hand, we can leave it, because of a 
>"off-by-one error" in ata_piix.c, 
>> > do_pata_set_dmamode, line ~770:
>> > [...]
>> 
>
>Thanks,
>	Chr.
>
>

I quickly tried this patch on an ICH7-R system with an ATA133 Maxtor HD
and it did not seem to do anything bad.  I see no difference in function
or performance with the patch.

Jason
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