[EMAIL PROTECTED] wrote:
>
> You can't call math.h functions from kernel functions, but you can call
> them within real time threads. First, you need to set the thread floating
> point attribute to TRUE. Either:
>
> pthread_attr_setfp(&thread_attr,1): before you create the thread, or
> pthread_setfp_np(thread_name,1): within the thread. I could be wrong on
> the pthread_setfp_np syntax...haven't used it in a while...
>
> Then you have to statically link the math library in some funky way that
> I don't completely understand. Compile your module with some dummy
> name, say 'rt_mod_temp.o'. After you compile your 'rt_mod_temp.o', try
>
> ld -r -static -o rt_mod.o rt_mod_temp.o -L/usr/lib -lc -lm
>
I don't think it's a good idea to use user-space clib functions in a kernel-space
module!
Maybe you get away with a few small functions, but I wouldn't try file io...
Bart
