Re: [PATCH] kdb v1.0 for 2.3.29

From: Scott Lurndal (slurn@griffin.engr.sgi.com)
Date: Tue Feb 08 2000 - 14:43:23 EST


>
> On Tue, Feb 01, 2000 at 09:03:23AM -0800, Scott Lurndal wrote:
> > This release restructures the code a bit and adds breakpoint
> > instruction style (int 03) breakpoints. They don't completely
> > work yet at this time, so as a workaround, the 'bph' command
> > which uses the hardware debug registers should be used to
> > establish breakpoints.
> >
> > There is some debug code present to save and display the contents of the
> > last branch register MSR on page-fault entry to the kernel.
> >
> > A list of changes and features can be found on
>
> [...]
>
> One change that I'm missing is a move of the module add code to above
> the module init constructor call. That makes it possible to debug
> crashing init_module() functions symbolically.

Ok. I'll do that. However, by moving kdb_init() before mem_init(),
kdb cannot use the kernel memory allocators (It doesn't anyway, because
it cannot trust them, and you wouldn't be able to debug them).

scott

>
>
> -Andi
>

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