[ltp] ibm_acpi + modprobe.conf

Richard linux-thinkpad@linux-thinkpad.org
Fri, 21 Jul 2006 05:24:10 +0100 (BST)


OK - found it. There's an insmod hiding cunningly in rc.sysinit.
---------
    for module in /lib/modules/$unamer/kernel/drivers/acpi/* ; do
       insmod $module >/dev/null 2>&1
---------

Thanks anyway.

Richard





On Fri, 21 Jul 2006, Richard wrote:

> Dear All,
>
> I'm sure this is terribly obvious, but I admit to being stumped.
> I'm trying to get ibm_acpi to load with the experimental=1 option, every time 
> the system boots.
>
> I do have this line in /etc/modprobe.conf:
> -----------
> options ibm_acpi experimental=1
> ------------
>
> The result should be that /proc/acpi/ibm/fan (and friends) are present every 
> time ibm_acpi is loaded.
>
> However, after a reboot, I find that the fan is not present. If I
>   rmmod ibm_acpi; modprobe ibm_acpi
> it then appears.
>
> ibm_acpi seems to be autoloaded, but contrary to the instruction in 
> modprobe.conf, without the experimental=1 option! I can't discover what is 
> doing it (grep -r ibm_acpi /etc   doesn't help)
>
>
> Is there any way to make this happen automatically on boot up?
>
> Tha machine is an X20, and the distro is Mandriva 2006 + kernel 2.6.17.1
>
> Thanks very much for your help,
>
> Richard
>
>
>
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