From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Jan Evert van Grootheest <j.e.van.grootheest@caiway.nl>
Cc: linux-ide@vger.kernel.org, bzolnier@gmail.com
Subject: Re: [PATCH ht6560b] Force prefetch for some devices
Date: Mon, 18 Feb 2008 14:36:36 +0000 [thread overview]
Message-ID: <20080218143636.3394eece@core> (raw)
In-Reply-To: <47B97EFA.2040805@caiway.nl>
On Mon, 18 Feb 2008 13:50:02 +0100
Jan Evert van Grootheest <j.e.van.grootheest@caiway.nl> wrote:
> Prefetch needs to be set for some ide devices to work when connected to
> a ht6560b interface. This was not always done properly, causing a system
> with a HD and CD on the primary interface to not work properly. Or, in
> effect, hang hard.
>
> This patch forces prefetch on devices before checking whether it
> is necessary to change the settings in the interface
Interesting, that is backwards to the docs and not something I've seen.
If you are correct then pata_legacy also wants tweaking .
Alan
next prev parent reply other threads:[~2008-02-18 14:45 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-02-18 12:50 [PATCH ht6560b] Force prefetch for some devices Jan Evert van Grootheest
2008-02-18 13:58 ` Sergei Shtylyov
2008-02-18 14:36 ` Alan Cox [this message]
2008-02-18 15:21 ` Jan Evert van Grootheest
2008-02-18 15:47 ` Alan Cox
2008-06-27 19:51 ` Jan Evert van Grootheest
2008-06-27 20:04 ` Alan Cox
2008-02-18 23:14 ` Bartlomiej Zolnierkiewicz
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