From: Alan <alan@lxorguk.ukuu.org.uk>
To: Robert Hancock <hancockr@shaw.ca>
Cc: linux-kernel <linux-kernel@vger.kernel.org>,
Luigi Genoni <genoni@sns.it>
Subject: Re: [BUG?] ata disk running maximum at DMA33 with 2.6.20 and new pata driver, NV CK804 ide controller.
Date: Fri, 9 Feb 2007 20:16:08 +0000 [thread overview]
Message-ID: <20070209201608.0c1695db@localhost.localdomain> (raw)
In-Reply-To: <45CAA8EA.2010505@shaw.ca>
> As an aside to this sort of problem, shouldn't we print some kind of
> loud message in dmesg when we force a high-UDMA-capable device down to
> UDMA33 due to a 40-wire cable detection? In the case where it truly is a
> 40-wire cable the user may want to know that and replace the cable, if
> it isn't it gives more of a hint of why the drive isn't running at full
> speed..
Send patches. We also probably want to change speed straight from
UDMAlots to UDMA33 if the cable is CBL_UNK so that we can rapidly recover
in the cases where the controller says "I'm crap I don't really know" (eg
ATI and Nvidia without ACPI)
next prev parent reply other threads:[~2007-02-09 20:02 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <fa.xQT7YaGQERXkjuW4tC35jsdiTD0@ifi.uio.no>
[not found] ` <fa.Bv1nbk8Z669RxoYF6zPFpsCsyd4@ifi.uio.no>
2007-02-08 4:36 ` [BUG?] ata disk running maximum at DMA33 with 2.6.20 and new pata driver, NV CK804 ide controller Robert Hancock
2007-02-08 12:33 ` l.genoni
2007-02-09 20:16 ` Alan [this message]
2007-02-07 0:19 Luigi Genoni
2007-02-07 10:03 ` venom
2007-02-07 12:20 ` Alan
2007-02-07 12:44 ` l.genoni
-- strict thread matches above, loose matches on Subject: below --
2007-02-06 23:48 l.genoni
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