Hi All, 
Netlink sockets provide simple solution to the problem. 
please refer this link. 
http://people.ee.ethz.ch/~arkeller/linux/multi/kernel_user_space_howto-3.html 
section 3.3 Netlink Sockets explain the IPC mechanism to talk to usersapce from the kernel.
?
-Anand Moon

________________________________
 From: "jeshkumar555 at gmail.com" [off-list ref]
To: Mulyadi Santosa <redacted> 
Cc: kernelnewbies <redacted> 
Sent: Saturday, November 3, 2012 9:56 PM
Subject: Re: Callback function from kernel module
  

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)

Sent from my HTC
Excuse for typo.

----- Reply message -----
From: "Mulyadi Santosa" <redacted>
Date: Sat, Nov 3, 2012 9:42 pm
Subject: Callback function from kernel module
To: "Jeshwanth Kumar N K Jeshu" <redacted>
Cc: "kernelnewbies" <redacted>


Hi..

On Sat, Nov 3, 2012 at 8:44 PM, Jeshwanth Kumar N K Jeshu
[off-list ref] 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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