Re: kernel module

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On Mon, 11 Jan 2010, Luca wrote:

> Thank you.
> I do not have the file /etc/modprobe.conf
>
> Besides, I  think what I want to do is little different, as I want
> to be able with grub to change the value assigned to mymodule's
> argument.
>
> Essentially, I have mymodule.ko. If i do insmod mymodule.ko
> param="valueOfParam" I can see everything works (looking at
> /proc/devices I can see mymodule has registered) and I can read
> param (the read function implemented in mymodule just returns the
> value of the string module argument param.
>
> What I would like to do now, is to use grub and do something like
> ttile Fedora
>      root (hd1,0)
>      kernel /vmlinuz-2.6.30.9 ro root=/dev/.... mymodule.param="valueOfParam"
>      initrd /initrd-2.6.30.9
>
> Tried several things so far, but with no luck.

  i'm pretty sure that you can only use that "mymodule.param" notation
on the kernel command line for modules that have been *compiled into*
the kernel, no?  that won't work for loadable modules, but i'm willing
to be corrected.

rday
--

========================================================================
Robert P. J. Day                               Waterloo, Ontario, CANADA

            Linux Consulting, Training and Kernel Pedantry.

Web page:                                          http://crashcourse.ca
Twitter:                                       http://twitter.com/rpjday
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