linux-kernel - Re: [PATCH v9 05/13] seccomp_filter: Document what seccomp

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Message-ID: <20110701202538.GN32221@outflux.net>
Date:	Fri, 1 Jul 2011 13:25:38 -0700
From:	Kees Cook <kees.cook@...onical.com>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	Will Drewry <wad@...omium.org>, Ingo Molnar <mingo@...e.hu>,
	James Morris <jmorris@...ei.org>,
	Chris Evans <scarybeasts@...il.com>,
	linux-kernel@...r.kernel.org,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	djm@...drot.org, segoon@...nwall.com, fweisbec@...il.com,
	tglx@...utronix.de, Randy Dunlap <rdunlap@...otime.net>,
	linux-doc@...r.kernel.org, Eric Paris <eparis@...hat.com>,
	linux-security-module@...r.kernel.org,
	ksummit-2011-discuss@...ts.linux-foundation.org
Subject: Re: [PATCH v9 05/13] seccomp_filter: Document what seccomp_filter is
 and how it works.

On Fri, Jul 01, 2011 at 02:04:08PM -0400, Steven Rostedt wrote:
> On Fri, 2011-07-01 at 11:43 -0500, Will Drewry wrote:
> > On Fri, Jul 1, 2011 at 11:10 AM, Ingo Molnar <mingo@...e.hu> wrote:
> 
> > I'd like to be able to move along security for the platform today and
> > not in two years, but if my only chance of any form of this being
> > ACK'd is to write it such that it shares code with perf and has a
> > shiny new ABI, then I'll queue up the work for when I can start trying
> > to tackle it.
> 
> As this seems to be dragging on, and does not look to be solved by
> October, I would like to propose this topic for the Kernel Summit in
> Prague. I believe all parties involved may be there, and if not, I will
> push hard to get them there.
> 
> Email is not always the best median for discussions. Face to face can
> usually solve things much quicker.

How about we put it in as-is and mark it experimental, and then folks
can discuss improvements to it in Oct after all the API users have had
a chance to play with it? Four months seems like a needless delay to me.
I respect the objections, but it doesn't seem to balance against the
demonstrated need for this feature when faced with a viable working patch
series.

-Kees

-- 
Kees Cook
Ubuntu Security Team
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