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Date: Sat, 7 Jan 2017 08:46:58 +0100
From: Ingo Molnar <>
To: Andy Lutomirski <>
Cc: Thomas Garnier <>,
	Linus Torvalds <>,
	Arjan van de Ven <>,
	Thomas Gleixner <>,
	Ingo Molnar <>, "H . Peter Anvin" <>,
	Kees Cook <>, Borislav Petkov <>,
	Dave Hansen <>, Chen Yucong <>,
	Paul Gortmaker <>,
	Andrew Morton <>,
	Masahiro Yamada <>,
	Sebastian Andrzej Siewior <>,
	Anna-Maria Gleixner <>,
	Boris Ostrovsky <>,
	Rasmus Villemoes <>,
	Michael Ellerman <>,
	Juergen Gross <>,
	Richard Weinberger <>, X86 ML <>,
	"" <>,
	"" <>
Subject: Re: [RFC] x86/mm/KASLR: Remap GDTs at fixed location

* Andy Lutomirski <> wrote:

> > When I looked at the fixmap, you had to define the space you need ahead of 
> > time and I am not sure there was enough space as you said.
> Can you try it and see if anything goes wrong?  Even if something does go wrong, 
> I think we should fix *that* rather than making the memory layout more 
> complicated.

Absolutely! This should always be the driving principle when complicating the 
kernel's memory layout.



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