linux-kernel - Re: [PATCH 1/4] mm: mmap: Add new /proc tunable for mmap

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Message-ID: <CAGXu5j+7ShmxMmAG-DFrtL4PpXg8Nboh53ZFVZmcYzBg2kEVFw@mail.gmail.com>
Date:	Wed, 18 Nov 2015 15:26:33 -0800
From:	Kees Cook <keescook@...omium.org>
To:	Daniel Cashman <dcashman@...roid.com>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Russell King - ARM Linux <linux@....linux.org.uk>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Ingo Molnar <mingo@...nel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	Jonathan Corbet <corbet@....net>,
	Don Zickus <dzickus@...hat.com>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Heinrich Schuchardt <xypron.glpk@....de>, jpoimboe@...hat.com,
	"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
	n-horiguchi@...jp.nec.com, Andrea Arcangeli <aarcange@...hat.com>,
	Mel Gorman <mgorman@...e.de>,
	Thomas Gleixner <tglx@...utronix.de>,
	David Rientjes <rientjes@...gle.com>,
	Linux-MM <linux-mm@...ck.org>,
	"linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>,
	Mark Salyzyn <salyzyn@...roid.com>,
	Jeffrey Vander Stoep <jeffv@...gle.com>,
	Nick Kralevich <nnk@...gle.com>,
	Catalin Marinas <catalin.marinas@....com>,
	Will Deacon <will.deacon@....com>,
	"H. Peter Anvin" <hpa@...or.com>,
	"x86@...nel.org" <x86@...nel.org>, Hector Marco <hecmargi@....es>,
	Borislav Petkov <bp@...e.de>,
	Daniel Cashman <dcashman@...gle.com>
Subject: Re: [PATCH 1/4] mm: mmap: Add new /proc tunable for mmap_base ASLR.

On Wed, Nov 18, 2015 at 3:23 PM, Daniel Cashman <dcashman@...roid.com> wrote:
>> I think the min/max values should be const, since they're determined
>> at build time and should never change.
>
> Ok. Also, I just submitted the patch-set again with [PATCH v3] instead
> of [PATCH] so I'd prefer discussion there; sorry for the mistake.

Oops, yeah, just saw that come in after I already sent my comments. :P

-Kees

-- 
Kees Cook
Chrome OS Security
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