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Date: Mon, 19 Sep 2011 15:02:34 -0500 (CDT)
From: Christoph Lameter <>
cc: Vasiliy Kulikov <>,
  Pekka Enberg <>,
  Andrew Morton <>,, Kees Cook <>,
  Cyrill Gorcunov <>, Al Viro <>,
  Christoph Lameter <>, Matt Mackall <>,,,
  Dan Rosenberg <>, Theodore Tso <>,
  Alan Cox <>, Jesper Juhl <>,
  Linus Torvalds <>
Subject: Re: Re: [RFC PATCH 2/2] mm: restrict access to

On Mon, 19 Sep 2011, wrote:

> On Mon, 19 Sep 2011 12:51:10 CDT, Christoph Lameter said:
> > IMHO a restriction of access to slab statistics is reasonable in a
> > hardened environment. Make it dependent on CONFIG_SECURITY or some such
> > thing?
> Probably need to invent a separate Kconfig variable - CONFIG_SECURITY
> is probably a way-too-big hammer for this nail. I can see lots of systems
> that want to enable that, but won't want to tighten access to slab.

There is already CONFIG_SECURITY_DMESG_RESTRICT. Generalize that setting
to include all sorts of other kernel statistics?

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