linux-kernel - Re: [RFC] [PATCH 4/7] Uprobes Implementation

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Message-Id: <1263509380.4875.35.camel@localhost.localdomain>
Date:	Thu, 14 Jan 2010 14:49:40 -0800
From:	Jim Keniston <jkenisto@...ibm.com>
To:	Peter Zijlstra <peterz@...radead.org>
Cc:	Srikar Dronamraju <srikar@...ux.vnet.ibm.com>,
	Ingo Molnar <mingo@...e.hu>,
	Arnaldo Carvalho de Melo <acme@...radead.org>,
	Ananth N Mavinakayanahalli <ananth@...ibm.com>,
	utrace-devel <utrace-devel@...hat.com>,
	Mark Wielaard <mjw@...hat.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Masami Hiramatsu <mhiramat@...hat.com>,
	Maneesh Soni <maneesh@...ibm.com>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [RFC] [PATCH 4/7] Uprobes Implementation


On Thu, 2010-01-14 at 12:09 +0100, Peter Zijlstra wrote:
> On Mon, 2010-01-11 at 17:55 +0530, Srikar Dronamraju wrote:
> > 
> > Uprobes Infrastructure enables user to dynamically establish
> > probepoints in user applications and collect information by executing
> > a handler functions when the probepoints are hit.
> > Please refer Documentation/uprobes.txt for more details.
> > 
> > This patch provides the core implementation of uprobes.
> > This patch builds on utrace infrastructure.
> > 
> > You need to follow this up with the uprobes patch for your
> > architecture. 
> 
> So all this is basically some glue between what you call ubp (the real
> userspace breakpoint stuff) and utrace? Or does it do more?
> 

My reply in
http://lkml.indiana.edu/hypermail/linux/kernel/1001.1/02483.html
addresses this.

Jim

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