Callback function from kernel module

anish kumar anish198519851985 at gmail.com
Wed Nov 7 09:23:37 EST 2012


On Sat, 2012-11-03 at 21:56 +0530, jeshkumar555 at gmail.com wrote:
> hello Mulyadi,
> 
> As per my design, a userspace application shall call some function in
> the application  for each interrupt occur in  particular kernel
> module. So what mechanism shall go ? As subramaniam referred kobject,
> I am going on with it. ( understanding kobject)
Why userspace is bothered about interrupts in the kernel.Something is
inherently wrong in your understanding.
A detailed problem description would help you.
> 
> Sent from my HTC
> Excuse for typo.
> 
> ----- Reply message -----
> From: "Mulyadi Santosa" <mulyadi.santosa at gmail.com>
> Date: Sat, Nov 3, 2012 9:42 pm
> Subject: Callback function from kernel module
> To: "Jeshwanth Kumar N K Jeshu" <jeshkumar555 at gmail.com>
> Cc: "kernelnewbies" <Kernelnewbies at kernelnewbies.org>
> 
> 
> Hi..
> 
> On Sat, Nov 3, 2012 at 8:44 PM, Jeshwanth Kumar N K Jeshu
> <jeshkumar555 at gmail.com> wrote:
> > Hello All,
> >
> > Can I call userspace function from kernel module ? Actually I need
> to
> > process some data in user space for every event occured in kernel
> module.
> 
> user space function or user space program? for later, IIRC you can use
> usermode_helper...
> 
> 
> -- 
> regards,
> 
> Mulyadi Santosa
> Freelance Linux trainer and consultant
> 
> blog: the-hydra.blogspot.com
> training: mulyaditraining.blogspot.com
> 
> 
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