Subject: Re: linux-next: add utrace tree
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Kyle Moffett <kyle@moffetthome.net>, tytso@mit.edu,
       "Frank Ch. Eigler" <fche@redhat.com>, Ingo Molnar <mingo@elte.hu>,
       Oleg Nesterov <oleg@redhat.com>,
       Andrew Morton <akpm@linux-foundation.org>,
       Stephen Rothwell <sfr@canb.auug.org.au>,
       Peter Zijlstra <a.p.zijlstra@chello.nl>,
       Peter Zijlstra <peterz@infradead.org>,
       Fr??d??ric Weisbecker <fweisbec@gmail.com>,
       LKML <linux-kernel@vger.kernel.org>,
       Steven Rostedt <rostedt@goodmis.org>,
       Arnaldo Carvalho de Melo <acme@redhat.com>, linux-next@vger.kernel.org,
       "H. Peter Anvin" <hpa@zytor.com>, utrace-devel@redhat.com,
       Thomas Gleixner <tglx@linutronix.de>
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Date: Fri, 29 Jan 2010 10:53:06 +1100
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On Mon, 2010-01-25 at 08:52 -0800, Linus Torvalds wrote:
> 
> That said, I also suspect that people should still look seriously at 
> simply just improving ptrace. For example, I suspect that the biggest 
> problem with ptrace is really just the signalling, and that creating a
> new 
> extension for JUST THAT, and then having a model where you can choose
> - at 
> PTRACE_ATTACH time - how to wait for events would be a good thing.

like returning a fd to poll() on ? :-)

Cheers,
Ben.


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