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Message-ID: <CAGXu5jJwu0rCLJo4Qd4Vook11+_yZ=L0YJvHxf8Cx7gyo3yHYg@mail.gmail.com>
Date: Mon, 29 Apr 2013 10:43:13 -0700
From: Kees Cook <keescook@...omium.org>
To: James Morris <jmorris@...ei.org>
Cc: "kernel-hardening@...ts.openwall.com" <kernel-hardening@...ts.openwall.com>,
LKML <linux-kernel@...r.kernel.org>, Thomas Gleixner <tglx@...utronix.de>,
Ingo Molnar <mingo@...hat.com>, "x86@...nel.org" <x86@...nel.org>,
Jarkko Sakkinen <jarkko.sakkinen@...el.com>, Matthew Garrett <mjg@...hat.com>,
Matt Fleming <matt.fleming@...el.com>, Eric Northup <digitaleric@...gle.com>,
Dan Rosenberg <drosenberg@...curity.com>, Julien Tinnes <jln@...gle.com>,
Will Drewry <wad@...omium.org>
Subject: Re: Re: [PATCH 3/6] x86: kaslr: return location
from decompress_kernel
On Sun, Apr 28, 2013 at 6:25 PM, James Morris <jmorris@...ei.org> wrote:
> On Fri, 26 Apr 2013, H. Peter Anvin wrote:
>
>> > + noaslr [X86]
>> > + Disable kernel base offset ASLR (Address Space
>> > + Layout Randomization) if built into the kernel.
>> > +
>> > noautogroup Disable scheduler automatic task group creation.
>> >
>> > nobats [PPC] Do not use BATs for mapping kernel lowmem
>>
>> Calling it "nokaslr" might be useful to note that it is specifically
>> about the kernel.
>
> Agreed.
Yeah, good call. I'll get this changed. Thanks!
-Kees
--
Kees Cook
Chrome OS Security
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