linux-kernel - Re: [PATCH] ptrace: allow restriction of ptrace scope

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Message-ID: <20100617225043.GA2492@hallyn.com>
Date:	Thu, 17 Jun 2010 17:50:43 -0500
From:	"Serge E. Hallyn" <serge@...lyn.com>
To:	"Eric W. Biederman" <ebiederm@...ssion.com>
Cc:	Kees Cook <kees.cook@...onical.com>, linux-kernel@...r.kernel.org,
	Randy Dunlap <rdunlap@...otime.net>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Jiri Kosina <jkosina@...e.cz>,
	Dave Young <hidave.darkstar@...il.com>,
	Martin Schwidefsky <schwidefsky@...ibm.com>,
	Roland McGrath <roland@...hat.com>,
	Oleg Nesterov <oleg@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>,
	David Howells <dhowells@...hat.com>,
	Ingo Molnar <mingo@...e.hu>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	linux-doc@...r.kernel.org,
	Linux Containers <containers@...ts.osdl.org>
Subject: Re: [PATCH] ptrace: allow restriction of ptrace scope

Quoting Eric W. Biederman (ebiederm@...ssion.com):
> Kees Cook <kees.cook@...onical.com> writes:
> Somewhere Serge has a git tree where he started making the capabilities

FWIW I believe the latest one is

	http://git.kernel.org/?p=linux/kernel/git/sergeh/linux-cr.git;a=shortlog;h=refs/heads/userns.feb16.1

I (/we) should get back to that...  Though waiting for certain other
bits to settle (i.e. tagged sysfs and user-ns-safe SCM_CREDENTIALS)
isn't a bad thing.

-serge
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