Re: Kernel Debugging Hardware

John Heidemann (johnh@ISI.EDU)
Mon, 26 May 1997 22:53:08 -0700


Shay Rojansky <roji@cs.huji.ac.il> wrote:
> Another nifty kernel debugging tool; if you don't have another machine
> to spare and want to debug your OWN running kernel try kdebug:
> ftp://hyper.stanford.edu/pub/pcmcia/extras/kdebug-1.6.tar.gz
> issues some commands to gdb for limited debugging (no single-stepping
> or breakpoints, or course, but viewing AND modification of kernel structures
> is available indeed!).

At one point in the past (linux-1.3.30) I had modifications to David
Hinds' kdebug to support single-stepping and breakpointing.
Details are at <http://www.isi.edu/~johnh/SOFTWARE/xkdebug.html>.

If you don't have two machines, someone might want to try bringing
this forward to a modern kernel.

-John Heidemann