linux-kernel - Re: [kernel-hardening] Re: [PATCH 3/6] x86: kaslr: return location from decompress

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Message-ID: <alpine.LRH.2.02.1304291124520.5728@tundra.namei.org>
Date:	Mon, 29 Apr 2013 11:25:06 +1000 (EST)
From:	James Morris <jmorris@...ei.org>
To:	kernel-hardening@...ts.openwall.com
cc:	Kees Cook <keescook@...omium.org>, linux-kernel@...r.kernel.org,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>, 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: [kernel-hardening] Re: [PATCH 3/6] x86: kaslr: return location
 from decompress_kernel

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.


-- 
James Morris
<jmorris@...ei.org>
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