> been get negative values writing or reading from fifos. Anyway i'd like to
> know what is the meaning of the return values that i get. Now, i've been
> getting 12 when i write to the fifos (is it the number of bytes? Is there
> some documentation about it?).
Read rtf_get(3) manual.
Nonnegative number means the number of bytes read.
Negative numbers are negated errno values. See /usr/include/asm/errno.h.
>
> Another thing is that my system always freeze in the first time that i
> send commands to initiate the periodic tasks, i mean: i turn on the
> computer, do a insmod with my module name and when i try initiate my
> periodic tasks (running a monitor program) the system freeze, so i have to
> reset the computer, my HD is checked and i try everything again, and this
> time it works. Is there any way to check what happened when the system
> freeze?
First of all change all printk() to rtl_printf().
Gabor
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