Re: Accessing a user space variable from a kernel module

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On Thu, 20 Jan 2005 02:34:58 -0800 (PST), maryam karimi
<maryam_karimi62@xxxxxxxxx> wrote:
> I want to know about accessing a user space variable from a kernel module 
> thanks in advance
> 

There are a set of functions in kernel to copy data from kernel to
user and vice versa.

copy_to_user();
copy_from_user();
put_user();
get_user();  

if you know the address of the variable, you can use these functions.
copy_from_user();
get_user();

You cannot use simple C to access the variable;

Regards 
Manish Regmi

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