From: Alistair John Strachan <alistair@devzero.co.uk>
To: Simen Timian Thoresen <simentt@dolphinics.no>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>, linux-kernel@vger.kernel.org
Subject: Re: Misidentification and failing revalidations of ide dvd-roms with libata
Date: Sun, 27 Jul 2008 21:47:42 +0100 [thread overview]
Message-ID: <200807272147.42264.alistair@devzero.co.uk> (raw)
In-Reply-To: <488CCD81.7010002@dolphinics.no>
On Sunday 27 July 2008 20:33:21 Simen Timian Thoresen wrote:
[snip]
> I've spent a few hours more looking into this, and I'm not really
> getting much clearer;
>
> I've run either and both of the two DVDroms on an external power-supply
> (drive-power from a jumped, believed good ATX-PSU), and the the symptoms
> remain; inconsistent capabilities reported at boot, and when I start
> ripping CDs, one of them will fail as above.
>
> As I still have the impression that this started when I switched distros
> (ie went from CentOS4 2.6.9 pre-libata-kernel to the current Ubuntu 8.04
> 2.6.24-kernel), I've now started playing around with the libata module
> parameters.
If it's not power then I'm still with Alan re the cables. Maybe you have very
long cables?
I used Alan's nForce4 pata driver for a year or so and didn't have any
problems. OTOH maybe at this stage it's worth checking whether amd74xx (old
IDE) breaks in similar ways?
Also, I assume you've memtest86'ed the machine?
--
Cheers,
Alistair.
next prev parent reply other threads:[~2008-07-27 20:48 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-07-20 18:36 Misidentification and failing revalidations of ide dvd-roms with libata Simen Timian Thoresen
2008-07-20 18:46 ` Alan Cox
2008-07-20 19:34 ` Simen Timian Thoresen
2008-07-20 20:03 ` Alistair John Strachan
2008-07-20 20:48 ` Simen Timian Thoresen
2008-07-27 19:33 ` Simen Timian Thoresen
2008-07-27 20:47 ` Alistair John Strachan [this message]
2008-07-30 17:31 ` Simen Timian Thoresen
2008-07-30 20:39 ` Alistair John Strachan
2008-07-30 22:40 ` Alan Cox
2008-07-31 4:26 ` Simen Timian Thoresen
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