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Date: Mon, 9 May 2016 15:28:33 -0700
From: Yinghai Lu <yinghai@...nel.org>
To: Kees Cook <keescook@...omium.org>
Cc: Ingo Molnar <mingo@...nel.org>, Borislav Petkov <bp@...e.de>, Baoquan He <bhe@...hat.com>, 
	Ingo Molnar <mingo@...hat.com>, "H. Peter Anvin" <hpa@...or.com>, Borislav Petkov <bp@...en8.de>, 
	Vivek Goyal <vgoyal@...hat.com>, Andy Lutomirski <luto@...nel.org>, 
	Lasse Collin <lasse.collin@...aani.org>, Andrew Morton <akpm@...ux-foundation.org>, 
	Dave Young <dyoung@...hat.com>, 
	"kernel-hardening@...ts.openwall.com" <kernel-hardening@...ts.openwall.com>, LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v7 1/9] x86/KASLR: Initialize mapping_info every time

On Mon, May 9, 2016 at 3:23 PM, Kees Cook <keescook@...omium.org> wrote:
>> The exact reason to have assigning in functions.
>>
>> pgt_data address could be changed during kernel relocation.
>> so can not assigned during compiling time.
>
> Ah-ha, that explains why I had to keep it on the stack. Thanks for the
> clarification!

My fault, I should put that comment in the code at first place.

Thanks

Yinghai

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