Openwall GNU/*/Linux - a small security-enhanced Linux distro for servers
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Date: Wed, 6 Apr 2016 23:49:36 +0200
From: "Rafael J. Wysocki" <>
To: Kees Cook <>
Cc: Linus Torvalds <>, 
	Ard Biesheuvel <>, Matt Redfearn <>, 
	Yves-Alexis Perez <>, Emrah Demir <>, Jonathan Corbet <>,, 
	"Rafael J. Wysocki" <>, Len Brown <>, Pavel Machek <>, 
	Borislav Petkov <>, Andy Lutomirski <>, 
	"open list:DOCUMENTATION" <>, 
	"" <>, 
	Linux Kernel Mailing List <>,
Subject: Re: [PATCH] Prefer kASLR over Hibernation

On Wed, Apr 6, 2016 at 9:44 PM, Kees Cook <> wrote:
> one or the other must be chosen at boot-time. Until now, hibernation
> was selected when no choice was made on the command line.
> To make the security benefits of kASLR more widely available to end
> users (since the use of hibernation is becoming more rare and kASLR,
> already available on x86, will be available on arm64 and MIPS soon),
> this changes the default to preferring kASLR over hibernation. Users
> wanting hibernation can turn off kASLR by adding "nokaslr" to the kernel
> command line.
> Suggested-by: Linus Torvalds <>
> Signed-off-by: Kees Cook <>

Acked-by: Rafael J. Wysocki <>

Or do you want me to apply it?

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