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Message-ID: <20100122052139.GA20532@in.ibm.com>
Date:	Fri, 22 Jan 2010 10:51:39 +0530
From:	Ananth N Mavinakayanahalli <ananth@...ibm.com>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	"Frank Ch. Eigler" <fche@...hat.com>,
	Stephen Rothwell <sfr@...b.auug.org.au>,
	Ingo Molnar <mingo@...e.hu>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Peter Zijlstra <peterz@...radead.org>,
	Fr??d??ric Weisbecker <fweisbec@...il.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Steven Rostedt <rostedt@...dmis.org>,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	linux-next@...r.kernel.org, "H. Peter Anvin" <hpa@...or.com>,
	utrace-devel@...hat.com, Thomas Gleixner <tglx@...utronix.de>
Subject: Re: linux-next: add utrace tree

On Thu, Jan 21, 2010 at 05:28:42PM -0800, Linus Torvalds wrote:
> 
> 
> On Thu, 21 Jan 2010, Andrew Morton wrote:
> > 
> > ptrace is a nasty, complex part of the kernel which has a long history
> > of problems, but it's all been pretty quiet in there for the the past few
> > years.
> 
> More importantly, we're not ever going to get rid of it. 

FWIW, Oleg's implementation of ptrace over utrace is 100% compatible
with legacy ptrace; gdb testsuite indicates that
(http://lkml.org/lkml/2009/12/21/98).

Ananth
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