looking for decent summary of kernel debugging primitives

[Greg KH]

On Mon, May 02, 2011 at 10:31:54PM +0530, Vikram Narayanan wrote:
> >  i'm getting ready to teach a basic device drivers course in a couple
> >weeks with someone else's courseware and i just wanted to bring some
> >sections up to date.  there's one section on basic debugging that
> >covers printk() as well as other topics from LDD3 such as
> >printk_ratelimit(), setting the console loglevel and so on.
> >
> >  however, there's obviously more these days -- the "pr_"-prefixed
> >wrappers, dev_dbg() and so on.  is there a single source that covers
> >the standard debugging routines in the kernel these days?  if not, no
> >big deal, i'll just summarize what i know of.

Don't forget the dynamic printk stuff, that's very powerful stuff that
people tend to forget about.

good luck,

greg k-h