Re: looking for decent summary of kernel debugging primitives

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On Mon, 2 May 2011, Greg KH wrote:

> 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.

  i'd already made a note of that.  and to the earlier poster, i'm
aware of other debugging tools, i was just trying to summarize the
variations of simple printing/logging for now.

rday

-- 

========================================================================
Robert P. J. Day                                 Ottawa, Ontario, CANADA
                        http://crashcourse.ca

Twitter:                                       http://twitter.com/rpjday
LinkedIn:                               http://ca.linkedin.com/in/rpjday
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