Subject: Re: [RFC] [PATCH] In-kernel gdbstub based on utrace Infrastructure.
From: Peter Zijlstra <peterz@infradead.org>
To: "Frank Ch. Eigler" <fche@redhat.com>
Cc: Srikar Dronamraju <srikar@linux.vnet.ibm.com>,
       linux-kernel@vger.kernel.org, utrace-devel <utrace-devel@redhat.com>,
       Roland McGrath <roland@redhat.com>, Jim Keniston <jkenisto@us.ibm.com>,
       Ananth N Mavinakayanahalli <ananth@in.ibm.com>
In-Reply-To: <20091130150314.GA10331@redhat.com>
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Date: Mon, 30 Nov 2009 16:11:36 +0100
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On Mon, 2009-11-30 at 10:03 -0500, Frank Ch. Eigler wrote:
> peterz wrote: 
> 
> > Hmm,. wouldn't it make much more sense to extend the current kgdb stub
> > to include userspace debugging, providing an all-in-one solution?
> > I think it would be much more powerful to be able to observe the full
> > software stack and not be limited by this user<->kernel barrier.
> 
> There exist other tools for this broad a scope (systemtap being one),
> and present gdb is not well suited for this.  That makes this idea an
> exciting potential for the future, but not a practical short-term
> goal.

Who's talking short-term? And if gdb is unsuited, it'll simply have to
get fixed :-)


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