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Date:   Mon, 22 Oct 2018 22:56:03 +0200
From:   Pavel Machek <pavel@ucw.cz>
To:     Joerg Roedel <jroedel@suse.de>
Cc:     Alan Cox <gnomes@lxorguk.ukuu.org.uk>,
        Meelis Roos <mroos@linux.ee>,
        Thomas Gleixner <tglx@linutronix.de>,
        Linux Kernel list <linux-kernel@vger.kernel.org>,
        linux-mm@kvack.org, Andrea Arcangeli <aarcange@redhat.com>,
        Linus Torvalds <torvalds@linux-foundation.org>
Subject: Re: 32-bit PTI with THP = userspace corruption
Message-ID: <20181022205603.GA13595@amd>
References: <20180830205527.dmemjwxfbwvkdzk2@suse.de>
 <alpine.LRH.2.21.1808310711380.17865@math.ut.ee>
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 <alpine.DEB.2.21.1809081223450.1402@nanos.tec.linutronix.de>
 <20180911114927.gikd3uf3otxn2ekq@suse.de>
 <alpine.LRH.2.21.1809111454100.29433@math.ut.ee>
 <20180911121128.ikwptix6e4slvpt2@suse.de>
 <20180918140030.248afa21@alans-desktop>
 <20181021123745.GA26042@amd>
 <20181022075642.icowfdg3y5wcam63@suse.de>
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On Mon 2018-10-22 09:56:42, Joerg Roedel wrote:
> On Sun, Oct 21, 2018 at 02:37:45PM +0200, Pavel Machek wrote:
> > On Tue 2018-09-18 14:00:30, Alan Cox wrote:
> > > There are pretty much no machines that don't support PAE and are still
> > > even vaguely able to boot a modern Linux kernel. The oddity is the
> > > Pentium-M but most distros shipped a hack to use PAE on the Pentium M
> > > anyway as it seems to work fine.
> >=20
> > I do have some AMD Geode here, in form of subnotebook. Definitely
> > newer then Pentium Ms, but no PAE...
>=20
> Are the AMD Geode chips affected by Meltdown?

Probably not.

I'm not saying this has meltdown/spectre etc. I'm just saying there
are relatively new machines without PAE.

									Pavel
--=20
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blo=
g.html

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