Re: [tip:x86/cpu] x86, cpu: Clear XD_DISABLED flag on Intel toregain NX

From: Ingo Molnar
Date: Wed Dec 22 2010 - 06:17:58 EST



* Kees Cook <kees.cook@xxxxxxxxxxxxx> 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@xxxxxxxxxxxxx>
> > AuthorDate: Wed, 10 Nov 2010 10:35:52 -0800
> > Committer: H. Peter Anvin <hpa@xxxxxxxxxxxxxxx>
> > 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
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