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Date: Wed, 28 Sep 2011 13:31:45 -0700
From: Dave Hansen <>
To: Christoph Lameter <>
Cc: David Rientjes <>,
        Vasiliy Kulikov
        Pekka Enberg
 <>, Matt Mackall <>,
        Andrew Morton
        Kees Cook
        Linus Torvalds
        Alan Cox <>,
Subject: Re: [PATCH 2/2] mm: restrict access to /proc/meminfo

On Tue, 2011-09-27 at 15:47 -0500, Christoph Lameter wrote:
> On Tue, 27 Sep 2011, David Rientjes wrote:
> > It'll turn into another one of our infinite number of capabilities.  Does
> > anything actually care about statistics at KB granularity these days?
> Changing that to MB may also break things. It may be better to have
> consistent system for access control to memory management counters that
> are not related to a process.

We could also just _effectively_ make it output in MB:

	foo = foo & ~(1<<20)

or align-up.  We could also give the imprecise numbers to unprivileged
users and let privileged ones see the page-level ones.

-- Dave

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