Date: Wed, 28 Sep 2011 20:43:44 -0400 From: Valdis.Kletnieks@...edu To: Dave Hansen <dave@...ux.vnet.ibm.com> Cc: Christoph Lameter <cl@...two.org>, David Rientjes <rientjes@...gle.com>, Vasiliy Kulikov <segoon@...nwall.com>, kernel-hardening@...ts.openwall.com, Pekka Enberg <penberg@...nel.org>, Matt Mackall <mpm@...enic.com>, Andrew Morton <akpm@...ux-foundation.org>, linux-mm@...ck.org, Kees Cook <kees@...ntu.com>, Linus Torvalds <torvalds@...ux-foundation.org>, Alan Cox <alan@...ux.intel.com>, linux-kernel@...r.kernel.org Subject: Re: [PATCH 2/2] mm: restrict access to /proc/meminfo On Wed, 28 Sep 2011 13:31:45 PDT, Dave Hansen said: > We could also just _effectively_ make it output in MB: > > foo = foo & ~(1<<20) > > or align-up. I think we want align-up here, there's a bunch of fields that code probably expects to be non-zero on a system that's finished booting... > We could also give the imprecise numbers to unprivileged > users and let privileged ones see the page-level ones. That also sounds like a good idea. Content of type "application/pgp-signature" skipped
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