linux-kernel - Re: [patch 3/3] pata: "I do not think it means, what you think it means."

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Message-ID: <20080305143949.1f56017c@the-village.bc.nu>
Date:	Wed, 5 Mar 2008 14:39:49 +0000
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>, jeff@...zik.org,
	linux-ide@...r.kernel.org, alan@...hat.com,
	linux-kernel@...r.kernel.org
Subject: Re: [patch 3/3] pata: "I do not think it means, what you think it
 means."

> There is strange coincidence with being on the blacklist and FIFO corruption.
> 
> https://bugzilla.redhat.com/show_bug.cgi?id=433557
> 
> Bugzilla Bug 433557: Data corrupion with Fedora8 on HPT370 disk controller (Abit BX133 mobo)
> 
> IBM-DTLA-307030 is on the blacklist....

I wish it was more than a co-incidence but the trace shows it dropped
speed as expected.

> for OSB4 yes but...
> 
> /* Seagate Barracuda ATA IV Family drives in UDMA mode 5
>  * can overrun their FIFOs when used with the CSB5 */

Which gives you a CRC error according to my notes

Alan
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