linux-kernel - Re: [PATCH] x86: add missing verify

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Message-ID: <4E10DE42.4050707@zytor.com>
Date:	Sun, 03 Jul 2011 14:25:22 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Kees Cook <kees.cook@...onical.com>
CC:	Pavel Machek <pavel@....cz>, linux-kernel@...r.kernel.org,
	Len Brown <len.brown@...el.com>,
	"Rafael J. Wysocki" <rjw@...k.pl>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>, x86@...nel.org,
	Pekka Enberg <penberg@...helsinki.fi>,
	Brian Gerst <brgerst@...il.com>,
	Alan Cox <alan@...rguk.ukuu.org.uk>
Subject: Re: [PATCH] x86: add missing verify_cpu to 32bit wakeup

On 07/03/2011 12:15 PM, Kees Cook wrote:
> 
> Well, I figured anything that shipped with
> ebba638ae723d8a8fc2f7abce5ec18b688b791d7 should get it, since it is
> a regression in the 32bit PAE with BIOS-disabled NX corner-case.
> 

Yes, but let's do the early restore... it's both more complete and simpler.

	-hpa
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