235
Subj : Re: Linux NPTL anomally
To   : comp.programming.threads
From : Chris Friesen
Date : Wed Sep 28 2005 10:53 am

dmarkh@cfl.rr.com wrote:

> I have a multi threaded app. The app is running and all the threads
> have started and are sleeping. The main process calls a function in a
> kernel module that among other things, registers the main processes pid
> via "pid = current->pid".

For a threaded app, current->pid is the thread id.

The userspace process ID is actually stored in the kernel as 
current->tgid. (Thread group ID)

Chris

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