From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linutronix.de (146.0.238.70:993) by crypto-ml.lab.linutronix.de with IMAP4-SSL for ; 13 Jul 2018 16:51:04 -0000 Received: from userp2130.oracle.com ([156.151.31.86]) by Galois.linutronix.de with esmtps (TLS1.2:RSA_AES_256_CBC_SHA256:256) (Exim 4.80) (envelope-from ) id 1fe0Qb-0001h4-7p for speck@linutronix.de; Fri, 13 Jul 2018 17:56:17 +0200 Received: from pps.filterd (userp2130.oracle.com [127.0.0.1]) by userp2130.oracle.com (8.16.0.22/8.16.0.22) with SMTP id w6DFs95m172339 for ; Fri, 13 Jul 2018 15:56:10 GMT Received: from aserv0022.oracle.com (aserv0022.oracle.com [141.146.126.234]) by userp2130.oracle.com with ESMTP id 2k2p76gf6s-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Fri, 13 Jul 2018 15:56:10 +0000 Received: from aserv0122.oracle.com (aserv0122.oracle.com [141.146.126.236]) by aserv0022.oracle.com (8.14.4/8.14.4) with ESMTP id w6DFu9qv003682 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Fri, 13 Jul 2018 15:56:09 GMT Received: from abhmp0006.oracle.com (abhmp0006.oracle.com [141.146.116.12]) by aserv0122.oracle.com (8.14.4/8.14.4) with ESMTP id w6DFu9XL019869 for ; Fri, 13 Jul 2018 15:56:09 GMT Date: Fri, 13 Jul 2018 11:56:08 -0400 From: Konrad Rzeszutek Wilk Subject: [MODERATED] Re: L!TF Bulletin #4: The state of the horrors Message-ID: <20180713155608.GA11304@char.US.ORACLE.com> References: MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit To: speck@linutronix.de List-ID: On Fri, Jul 13, 2018 at 05:08:35PM +0200, speck for Thomas Gleixner wrote: > Hi! > > The repository has been updated with the following changes since bulletin #3: > > - Online sibling threads when SMT control is switched from off to on > > - Expose the VMX mitigation state properly in the l1tf vulnerability file > > - Fix EPT off handling > > - Make the kvm L1D flush parameter runtime controllable > > - Add the 'l1tf' kernel command line option > > - Add documentation about the whole mess > > The master branch is still based on 4.18-rc1 and merges almost cleanly into > 4.18-rc4+ with a very trivial conflict. It's not going to be rebased > because the commit SHA1s are used in the stable branches and are also > already used in distro backports. > > The stable branches linux-4.14.y, linux-4.16.y and linux-4.17.y have been > rebased to the latest stable versions. David Woodhouse said he's looking > into updating the linux-4.9.y stable branch in the next days. > > Git bundle against v4.18-rc1 is attached. > > Thanks everyone involved for patches, testing, review and entertaining > discussions! You may also want to backport git cherry-pick 84676c1f21e8 git cherry-pick adbe552349f2d As in the stable trees. The reason being that with 'nosmt' the megasas controller goes bonky and stops working. > > Thanks, > > tglx