Iterating through all the processes in a module

Greg KH gregkh at linuxfoundation.org
Tue Feb 7 14:17:02 EST 2012


On Tue, Feb 07, 2012 at 06:45:24PM +0100, Arokux B. wrote:
> Hi,
> 
> (for learning purposes) I would like to iterate through all the tasks
> in a module and output different information about them. For this task
> I need to lock the list of all tasks (need I?). I've seen some example
> in the kernel code which lock tasklist_lock. However this symbol
> cannot be used by modules. Its export was removed by
> c59923a15c12d2b3597af913bf234a0ef264a38b commit.
> 
> Is there any other way I can lock the list of tasks then?

Don't do such a foolish thing?  :)

Seriously, don't make your code a module, just build it into the kernel.

greg k-h



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