Subject: Re: Kernel threads
To: Bharani Chadalavada <email@example.com>
From: Bill Studenmund <firstname.lastname@example.org>
Date: 02/05/2001 09:54:12
On Sat, 3 Feb 2001, Bharani Chadalavada wrote:
> OK. I started playing with this and I wrote a small kernel thread which is
> awakened periodically by the interrupt service routine. Basically I have something
> like this.
> tsleep(&do_monitor, PWCHAN, "bharani", 0); /* PWCHAN = 12 */
> and I have my interrupt service routine coded like this :
> (I am running NetBSD on our hardware simulator and I put break points on the
> kernel thread routine)
> I can see the thread being created (when I do ps, I see "bharani"). But it does
> not seem to be getting scheduled at all. Obviously I am missing something. I think
> I am giving it a wrong priority or something. Could you please figure out what I
> am doing wrong??
Does anything ever wake it up once?