From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8A15AC004D3 for ; Mon, 22 Oct 2018 20:56:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 648A020663 for ; Mon, 22 Oct 2018 20:56:09 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 648A020663 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=ucw.cz Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729255AbeJWFQO (ORCPT ); Tue, 23 Oct 2018 01:16:14 -0400 Received: from atrey.karlin.mff.cuni.cz ([195.113.26.193]:51846 "EHLO atrey.karlin.mff.cuni.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727063AbeJWFQO (ORCPT ); Tue, 23 Oct 2018 01:16:14 -0400 Received: by atrey.karlin.mff.cuni.cz (Postfix, from userid 512) id 1257D806E8; Mon, 22 Oct 2018 22:56:02 +0200 (CEST) Date: Mon, 22 Oct 2018 22:56:03 +0200 From: Pavel Machek To: Joerg Roedel Cc: Alan Cox , Meelis Roos , Thomas Gleixner , Linux Kernel list , linux-mm@kvack.org, Andrea Arcangeli , Linus Torvalds Subject: Re: 32-bit PTI with THP = userspace corruption Message-ID: <20181022205603.GA13595@amd> References: <20180830205527.dmemjwxfbwvkdzk2@suse.de> <20180831070722.wnulbbmillxkw7ke@suse.de> <20180911114927.gikd3uf3otxn2ekq@suse.de> <20180911121128.ikwptix6e4slvpt2@suse.de> <20180918140030.248afa21@alans-desktop> <20181021123745.GA26042@amd> <20181022075642.icowfdg3y5wcam63@suse.de> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="7JfCtLOvnd9MIVvH" Content-Disposition: inline In-Reply-To: <20181022075642.icowfdg3y5wcam63@suse.de> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --7JfCtLOvnd9MIVvH Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable 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 --7JfCtLOvnd9MIVvH Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iEYEARECAAYFAlvOOWMACgkQMOfwapXb+vKdnQCfQWRIYB0YVhUQy5x2lAKP3R7S UCgAn1H9DxQwUf2iJyC1WampdF4XOkY2 =dtC3 -----END PGP SIGNATURE----- --7JfCtLOvnd9MIVvH--