From: Stefan Richter <stefanr@s5r6.in-berlin.de>
To: Nick Craig-Wood <nick@craig-wood.com>
Cc: David Wagner <daw@cs.berkeley.edu>, linux-kernel@vger.kernel.org
Subject: Re: Checking module parameters
Date: Mon, 19 Jan 2009 11:19:34 +0100 [thread overview]
Message-ID: <497453B6.8090403@s5r6.in-berlin.de> (raw)
In-Reply-To: <20090119093814.BC18014CA88@irishsea.home.craig-wood.com>
Nick Craig-Wood wrote:
> David Wagner <daw@cs.berkeley.edu> wrote:
>> Is there a way to tell what options have been applied to a currently
>> loaded kernel module?
>>
>> I'm trying to force libata to use 1.5Gbps rather than 3Gbps,
...
> I had to do this recently (under debian I ended up putting
> "libata force=1.5Gbps" into /etc/modules)
>
> You can check it is working by looking for something like this in the log
>
> [ 2.345058] ata1: FORCE: PHY spd limit set to 1.5Gbps
> [ 2.345058] ata1: SATA max UDMA/133 abar m2048@0xfb106000 port 0xfb106100 irq 218
There is also /sys/module/*/parameters/* which can be read and in some
cases even be written.
--
Stefan Richter
-=====-==--= ---= =--==
http://arcgraph.de/sr/
next prev parent reply other threads:[~2009-01-19 10:19 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <bVsVO-15X-19@gated-at.bofh.it>
2009-01-19 9:38 ` Nick Craig-Wood
2009-01-19 10:19 ` Stefan Richter [this message]
2009-01-19 12:44 ` Nick Craig-Wood
2009-01-19 13:06 ` Stefan Richter
2009-01-17 22:26 David Wagner
2009-01-17 23:47 ` Alexey Dobriyan
2009-01-18 0:22 ` Robert Hancock
2009-01-18 15:59 ` Yanko Kaneti
2009-01-18 18:58 ` Alan Cox
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