Re: APM_CONFIG on x86 - Is it possible?

[Randy Dunlap]

On Fri, 31 Dec 2010 23:40:10 +0200 Yotam Medini wrote:

> The .config I ended up with does have:
>    CONFIG_APM=m
> But no CONFIG_APM_POWER setting, 
> When booting the kernel, I don not have /proc/apm.
> I do get:
> 
>   $ sudo modprobe apm
>   FATAL: Error inserting apm 
>     (/lib/modules/2.6.32.yumax/kernel/arch/x86/kernel/apm.ko): No such device
> 
> Please note that 
>   drivers/power/Makefile:118
> has:
>   obj-$(CONFIG_APM_POWER) += apm_power.o
> 
> Also the "/proc/apm" is created in 
>   drivers/char/Makefile:71
>     obj-$(CONFIG_APM_EMULATION)	+= apm-emulation.o
>   drivers/char/apm-emulation.c:668-670

Hint: This is not the only place that /proc/apm is created.


>     #ifdef CONFIG_PROC_FS
> 	    proc_create("apm", 0, NULL, &apm_proc_fops);
>     #endif
> As far as I understand, CONFIG_APM is not sufficient 
> for the creation of "/proc/apm".


---
~Randy
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