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From: Ingo Molnar <mingo@elte.hu>
To: Kees Cook <kees.cook@canonical.com>
Cc: linux-kernel@vger.kernel.org, hpa@zytor.com, mingo@redhat.com,
	penberg@kernel.org, alan@lxorguk.ukuu.org.uk, tglx@linutronix.de,
	hpa@linux.intel.com
Subject: Re: [tip:x86/cpu] x86, cpu: Clear XD_DISABLED flag on Intel to regain NX
Date: Wed, 22 Dec 2010 12:17:25 +0100	[thread overview]
Message-ID: <20101222111725.GD3127@elte.hu> (raw)
In-Reply-To: <20101208222713.GP5750@outflux.net>


* Kees Cook <kees.cook@canonical.com> wrote:

> On Thu, Nov 11, 2010 at 02:49:04AM +0000, tip-bot for Kees Cook wrote:
> > Commit-ID:  ae84739c27b6b3725993202fe02ff35ab86468e1
> > Gitweb:     http://git.kernel.org/tip/ae84739c27b6b3725993202fe02ff35ab86468e1
> > Author:     Kees Cook <kees.cook@canonical.com>
> > AuthorDate: Wed, 10 Nov 2010 10:35:52 -0800
> > Committer:  H. Peter Anvin <hpa@linux.intel.com>
> > CommitDate: Wed, 10 Nov 2010 15:42:54 -0800
> > 
> > x86, cpu: Clear XD_DISABLED flag on Intel to regain NX
> 
> Just some quick positive feedback on this patch series: I've had at least one 
> confirmed report of a user with an Asus system that had NX disabled (in the BIOS 
> which offered no toggle to switch it on) is able to use the NX bit on their CPU 
> finally. Additionally, no regressions have been identified either, and there has 
> been a fair number of people running with the patch for a few weeks now in 
> Ubuntu's development kernel.

Nice!

	Ingo

  reply	other threads:[~2010-12-22 11:17 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-11-10 18:35 [Security] [PATCH v5 0/4] x86: clear XD_DISABLED flag on Intel to regain NX Kees Cook
2010-11-10 18:35 ` [PATCH 1/4] x86: rename verify_cpu_64.S to verify_cpu.S Kees Cook
2010-11-10 18:35 ` [PATCH 2/4] x86: clear XD_DISABLED flag on Intel to regain NX Kees Cook
     [not found]   ` <tip-ae84739c27b6b3725993202fe02ff35ab86468e1@git.kernel.org>
2010-12-08 22:27     ` [tip:x86/cpu] x86, cpu: Clear " Kees Cook
2010-12-22 11:17       ` Ingo Molnar [this message]
2010-11-10 18:35 ` [PATCH 3/4] x86: call verify_cpu during 32bit CPU startup Kees Cook
2010-11-14  6:33   ` Yinghai Lu
2010-11-10 18:35 ` [PATCH 4/4] x86: only CPU features determine NX capabilities Kees Cook

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